Show/Hide Versions : 9204 9206 9207 9208 10103 10104 10105 10201 10202 10203 10204 10205 11106 11107 11201 11202 11203 11204 12101 Show Desc Show Regular/Hidden Show Value

NAME

DESCRIPTION

9204

9206

9207

9208

10103

10104

10105

10201

10202

10203

10204

10205

11106

11107

11201

11202

11203

11204

12101

VALUE_9204

VALUE_9206

VALUE_9207

VALUE_9208

VALUE_10103

VALUE_10104

VALUE_10105

VALUE_10201

VALUE_10202

VALUE_10203

VALUE_10204

VALUE_10205

VALUE_11106

VALUE_11107

VALUE_11201

VALUE_11202

VALUE_11203

VALUE_11204

VALUE_12101

_4030_dump_bitvec | bitvec to specify dumps prior to 4030 error | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4095 | 4095 | 4095 | 4095 | 4095
_4030_dump_bitvec | bitvec to specify dumps prior to 4030 error | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 4095 |  |  |  |  |  |  |

_4031_dump_bitvec

bitvec to specify dumps prior to 4031 error

N/A

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

6639615

6639615

6639615

20479

20479

20479

67194879

67194879

67194879

67194879

67194879

67194879

67194879

67194879

67194879

67194879

67194879

67194879

_4031_dump_interval | Dump 4031 error once for each n-second interval | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300
_4031_max_dumps | Maximum number of 4031 dumps for this process | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100
_4031_sga_dump_interval | Dump 4031 SGA heapdump error once for each n-second interval | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 3600 | 3600 | 3600 | 3600 | 3600 | 3600 | 3600 | 3600 | 3600 | 3600 | 3600 | 3600 | 3600 | 3600 | 3600
_4031_sga_max_dumps | Maximum number of SGA heapdumps | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10

_NUMA_instance_mapping

Set of nodes that this instance should run on

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

_NUMA_pool_size

aggregate size in bytes of NUMA pool

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

Not specified

O7_DICTIONARY_ACCESSIBILITY

Version 7 Dictionary Accessibility Support

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_PX_use_large_pool | Use Large Pool as source of PX buffers | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_UTL_FILE_FOLLOW_SYMLINKS | UTL_FILE backout event which allows UTL_FILE to open symlinks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE |  |  |  |  |
_abort_on_mrp_crash | abort database instance when MRP crashes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_abort_recovery_on_join | if TRUE, abort recovery on join reconfigurations | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_accept_versions | List of parameters for rolling operation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
active_instance_count | number of active instances in the cluster database | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_active_session_idle_limit | active session idle limit | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_active_session_idle_limit | active session idle limit | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 5 | 5 | 5
_active_session_legacy_behavior | active session legacy behavior | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_active_session_legacy_behavior | active session legacy behavior | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |

_active_standby_fast_reconfiguration

if TRUE optimize dlm reconfiguration for active/standby OPS

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

_adaptive_direct_read | Adaptive Direct Read | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_adaptive_direct_write | Adaptive Direct Write | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_adaptive_fetch_enabled | enable/disable adaptive fetch in parallel group by | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_adaptive_log_file_sync_high_switch_freq_threshold | Threshold for frequent log file sync mode switches (per minute) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 3 | 3 | 3
_adaptive_log_file_sync_poll_aggressiveness | Polling interval selection bias (conservative=0, aggressive=100) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_adaptive_log_file_sync_sched_delay_window | Window (in seconds) for measuring average scheduling delay | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 60 | 60 | 60 | 60
_adaptive_log_file_sync_use_polling_threshold | Ratio of redo synch time to expected poll time as a percentage | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 110 | 200 | 200 | 110
_adaptive_log_file_sync_use_postwait_threshold | Percentage of foreground load from when post/wait was last used | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50 | 50 | 50 | 50
_add_col_optim_enabled | Allows new add column optimization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_add_stale_mv_to_dependency_list | add stale mv to dependency list | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_add_trim_for_nlssort | add trimming for fixed char semantics | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_add_trim_for_nlssort | add trimming for fixed char semantics | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | TRUE |  |  |  |  |  |  |
_addm_auto_enable | governs whether ADDM gets run automatically after every AWR snapshot | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_addm_skiprules | comma-separated list of ADDM nodes to skip | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_addm_version_check | governs whether ADDM checks the input AWR snapshot version | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_adg_instance_recovery | enable ADG instance recovery | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | TRUE
_adg_parselock_timeout | timeout for parselock get on ADG in centiseconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |
_adg_parselock_timeout_sleep | sleep duration after a parselock timeout on ADG in milliseconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100 |
_adjust_literal_replacement | If TRUE, we will adjust the SQL/PLUS output | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_adjust_literal_replacement | If TRUE, we will adjust the SQL/PLUS output | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  | FALSE | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_adr_migrate_runonce | Enable/disable ADR Migrate Runonce action | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_affinity_on | enable/disable affinity at run time | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_aged_out_cursor_cache_time | number of seconds an aged out session cached cursor stay in cache | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 300 | 300 | 300 | 300
_aggregation_optimization_settings | settings for aggregation optimizations | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_aiowait_timeouts | Number of aiowait timeouts before error is reported | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100
_alert_expiration | seconds before an alert message is moved to exception queue | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 604800 | 604800 | 604800 | 604800 | 604800 | 604800 | 604800 | 604800 | 604800 | 604800 | 604800 | 604800 | 604800 | 604800 | 604800
_alert_message_cleanup | Enable Alert Message Cleanup | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_alert_message_purge | Enable Alert Message Purge | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_alert_post_background | Enable Background Alert Posting | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_all_shared_dblinks | treat all dblinks as shared | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

_allocate_creation_order

should files be examined in creation order during allocation

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_allocation_update_interval | interval at which successful search in L1 should be updated | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
_allow_cell_smart_scan_attr | Allow checking smart_scan_capable Attr | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_allow_commutativity | allow for commutativity of +, * when comparing expressions | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_allow_compatibility_adv_w_grp | allow advancing DB compatibility with guaranteed restore points | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_allow_drop_snapshot_standby_grsp | Allow dropping snapshot standby guaranteed restore point | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_allow_drop_ts_with_grp | Allow drop Tablespace with guaranteed restore points | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE
_allow_error_simulation | Allow error simulation for testing | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_allow_level_without_connect_by | allow level without connect by | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE

_allow_read_only_corruption

allow read-only open even if database is corrupt

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_allow_resetlogs_corruption

allow resetlogs even if it will cause corruption

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_allow_sage_attr | Allow checking Disk Group SAGE Attr | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | TRUE |  |  |  |  |  |

_allow_terminal_recovery_corruption

Finish terminal recovery even if it may cause corruption

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_alternate_iot_leaf_block_split_points | enable alternate index-organized table leaf-block split-points | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE

_always_anti_join

always use this method for anti-join when possible

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

_always_semi_join

always use this method for semi-join when possible

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

CHOOSE

_always_star_transformation | always favor use of star transformation | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_and_pruning_enabled | allow partition pruning based on multiple mechanisms | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_app_ctx_vers | enable app ctx versioning | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | TRUE | TRUE | TRUE | TRUE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |
_appqos_qt | System Queue time retrieval interval | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10
_aq_max_scan_delay | Maximum allowable scan delay for AQ indexes and IOTs | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1500 | 1500 | 1500 | 1500
_aq_tm_deqcountinterval | dequeue count interval for Time Managers to cleanup DEQ IOT BLOCKS | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
aq_tm_processes | number of AQ Time Managers to start | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1
_aq_tm_scanlimit | scan limit for Time Managers to clean up IOT | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_aq_tm_statistics_duration | statistics collection window duration | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_arch_comp_dbg_scan | archive compression scan debug | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_arch_comp_dec_block_check_dump | decompress archive compression blocks for checking and dumping | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1
_arch_compress_checksums | enable/disable row checksums for archive compressed blocks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_arch_compression | archive compression enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_arch_corrupted_redo_log | Variable to simulate corruption errors during archivals | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 |  |  |  |  |
_arch_io_slaves | ARCH I/O slaves | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_arch_sim_mode | Change behavior of local archiving | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
archive_lag_target | Maximum number of seconds of redos the standby could lose | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_array_update_vector_read_enabled | Enable array update vector read | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_ash_compression_enable | To enable or disable string compression in ASH | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_ash_disk_filter_ratio | Ratio of the number of in-memory samples to the number of samples actually written to disk | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_ash_disk_write_enable | To enable or disable Active Session History flushing | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_ash_dummy_test_param | Oracle internal dummy ASH parameter used ONLY for testing! | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_ash_eflush_trigger | The percentage above which if the in-memory ASH is full the emergency flusher will be triggered | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66
_ash_enable | To enable or disable Active Session sampling and flushing | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_ash_min_mmnl_dump | Minimum Time interval passed to consider MMNL Dump | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 90 | 90 | 90 | 90 | 90 | 90 | 90
_ash_sample_all | To enable or disable sampling every connected session including ones waiting for idle waits | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_ash_sampling_interval | Time interval between two successive Active Session samples in millisecs | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_ash_size | To set the size of the in-memory Active Session History buffers | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1048618 | 1048618 | 1048618 | 1048618 | 1048618 | 1048618 | 1048618 | 1048618 | 1048618 | 1048618 | 1048618 | 1048618 | 1048618 | 1048618 | 1048618
_asm_acd_chunks | initial ACD chunks created | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_asm_admin_with_sysdba | Does the sysdba role have administrative privileges on ASM? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | FALSE | FALSE | FALSE | FALSE | FALSE
_asm_allow_appliance_dropdisk_noforce | Allow DROP DISK/FAILUREGROUP NOFORCE on ASM Appliances | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE
_asm_allow_lvm_resilvering | Enable disk resilvering for external redundancy | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | TRUE | TRUE | TRUE | TRUE
_asm_allow_only_raw_disks | Discovery only raw devices | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_asm_allow_resilver_corruption | Enable disk resilvering for external redundancy | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |
_asm_allow_system_alias_rename | if system alias renaming is allowed | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE
_asm_appliance_config_file | Appliance configuration file name | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_asm_ausize | allocation unit size | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576
_asm_automatic_rezone | automatically rebalance free space across zones | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_asm_avoid_pst_scans | Avoid PST Scans | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_asm_blksize | metadata block size | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096
_asm_check_for_misbehaving_cf_clients | check for misbehaving CF-holding clients | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_asm_compatibility | default ASM compatibility level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1
_asm_dba_batch | ASM Disk Based Allocation Max Batch Size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 500000 | 500000 | 500000
_asm_dba_spcchk_thld | ASM Disk Based Allocation Space Check Threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20000 | 20000
_asm_dba_threshold | ASM Disk Based Allocation Threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_asm_dbmsdg_nohdrchk | dbms_diskgroup.checkfile does not check block headers | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_asm_diag_dead_clients | diagnostics for dead clients | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_asm_direct_con_expire_time | Expire time for idle direct connection to ASM instance | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 120 | 120 | 120 | 120 | 120
_asm_direct_con_expire_time | Expire time for idle direct connection to ASM instance | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 120 |  |  |  |  |  |  |
_asm_disable_amdu_dump | Disable AMDU dump | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_asm_disable_async_msgs | disable async intra-instance messaging | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_asm_disable_multiple_instance_check | Disable checking for multiple ASM instances on a given node | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_asm_disable_profilediscovery | disable profile query for discovery | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_asm_disable_smr_creation | Do Not create smr | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_asm_disable_ufg_dump | disable terminated umbilicus diagnostic | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_asm_disk_repair_time | seconds to wait before dropping a failing disk | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 14400 | 14400 | 14400 | 14400 | 14400 | 14400 | 14400 | 14400 | 14400 | 14400 | 14400 | 14400 | 14400 | 14400 | 14400
asm_diskgroups | disk groups to mount automatically | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
asm_diskstring | disk set locations for discovery | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_asm_droptimeout | timeout before offlined disks get dropped (in 3s ticks) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  | 60 | 60 | 60 | 60 | 60 |  |  |  |  |  |  |
_asm_emulate_nfs_disk | Emulate NFS disk test event | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_asm_emulmax | max number of concurrent disks to emulate I /O errors | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000
_asm_emultimeout | timeout before emulation begins (in 3s ticks) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_asm_evenread | ASM Even Read level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 2 | 2
_asm_evenread_alpha | ASM Even Read Alpha | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_asm_evenread_alpha2 | ASM Even Read Second Alpha | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_asm_evenread_faststart | ASM Even Read Fast Start Threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_asm_fail_random_rx | Randomly fail some RX enqueue gets | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_asm_fd_cln_idle_sess_twait | Idle session time wait to run ASM FD cleanup | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10000000 |
_asm_fd_cln_on_fg | ASM stale FD cleanup on foregrounds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE |
_asm_fob_tac_frequency | Timeout frequency for FOB cleanup | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 3 |  |  |  |  |  |  |
_asm_fob_tac_frequency | Timeout frequency for FOB cleanup | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 9 | 9 | 9 | 9 | 9
_asm_force_quiesce | Force diskgroup quiescing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_asm_global_dump_level | System state dump level for ASM asserts | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 267 | 267
_asm_hbeatiowait | number of secs to wait for PST Async Hbeat IO return | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 15 | 15 | 15
_asm_hbeatwaitquantum | quantum used to compute time-to-wait for a PST Hbeat check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2
_asm_imbalance_tolerance | hundredths of a percentage of inter-disk imbalance to tolerate | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 3 | 3 | 3 | 3 | 3
_asm_instlock_quota | ASM Instance Lock Quota | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_asm_instlock_quota | ASM Instance Lock Quota | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_asm_iostat_latch_count | ASM I/O statistics latch count | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 31 | 31 | 31 | 31
_asm_kfdpevent | KFDP event | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_asm_kfioevent | KFIO event | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 |
_asm_kill_unresponsive_clients | kill unresponsive ASM clients | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_asm_libraries | library search order for discovery | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | ufs | ufs | ufs | ufs | ufs | ufs | ufs | ufs | ufs | ufs | ufs | ufs | ufs | ufs | ufs
_asm_log_scale_rebalance | Rebalance power uses logarithmic scale | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_asm_lsod_bucket_size | ASM lsod bucket size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 13 | 13 | 13 | 67 | 67
_asm_max_cod_strides | maximum number of COD strides | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5
_asm_max_redo_buffer_size | asm maximum redo buffer size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2097152 | 2097152 | 2097152 | 2097152
_asm_maxio | Maximum size of individual I/O request | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576
_asm_partner_target_disk_part | target maximum number of disk partners for repartnering | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 | 8 | 8 | 8 | 8 | 8
_asm_partner_target_fg_rel | target maximum number of failure group relationships for repartnering | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 4 | 4 | 4 | 4 | 4 | 4
asm_power_limit | number of parallel relocations for disk rebalancing | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
asm_preferred_read_failure_groups | preferred read failure groups | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_asm_primary_load | Number of cycles/extents to load for non-mirrored files | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1
_asm_primary_load_cycles | True if primary load is in cycles, false if extent counts | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_asm_random_zone | Random zones for new files | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_asm_rebalance_plan_size | maximum rebalance work unit | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 120 | 120 | 120 | 120
_asm_rebalance_space_errors | number of out of space errors allowed before aborting rebalance | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4 | 4 | 4 | 4
_asm_repairquantum | quantum (in 3s) used to compute elapsed time for disk drop | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 60 | 60 | 60 | 60 | 60 | 60 | 60
_asm_reserve_slaves | reserve ASM slaves for CF txns | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_asm_root_directory | ASM default root directory | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ASM | ASM | ASM | ASM | ASM
_asm_runtime_capability_volume_support | runtime capability for volume support returns supported | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_asm_secondary_load | Number of cycles/extents to load for mirrored files | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10000 | 10000 | 10000 | 10000 | 10000
_asm_secondary_load_cycles | True if secondary load is in cycles, false if extent counts | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_asm_serialize_volume_rebalance | Serialize volume rebalance | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_asm_shadow_cycle | Inverse shadow cycle requirement | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 3 | 3 | 3 | 3 | 3
_asm_skip_rename_check | skip the checking of the clients for s/w compatibility for rename | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_asm_skip_resize_check | skip the checking of the clients for s/w compatibility for resize | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_asm_storagemaysplit | PST Split Possible | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_asm_stripesize | ASM file stripe size | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072
_asm_stripewidth | ASM file stripe width | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8
_asm_sync_rebalance | Rebalance uses sync I/O | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_asm_usd_batch | ASM USD Update Max Batch Size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 64 | 64 | 64 | 64
_asm_wait_time | Max/imum time to wait before asmb exits | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18
_asmlib_test | Osmlib test event | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
_asmsid | ASM instance id | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | asm | asm | asm | asm | asm | asm | asm | asm | asm | asm | asm | asm | asm | asm | asm
_assm_default | ASSM default | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_assm_force_fetchmeta | enable metadata block fetching in ASSM segment scan | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_assm_high_gsp_threshold | Number of blocks rejected before growing segment | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 11024 | 11024 | 11024 | 11024
_assm_low_gsp_threshold | Number of blocks rejected before collecting stats | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10000 | 10000 | 10000 | 10000
_async_object_flush | if FALSE, disable asychronous object flush | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE |  |  |  |  |  |  |
_async_recovery_claims | if TRUE, issue recovery claims asynchronously | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_async_recovery_reads | if TRUE, issue recovery reads asynchronously | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_async_rta_broadcast | asynchronously broadcast RTA boundary | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
_async_ts_threshold | check tablespace thresholds asynchronously | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_attach_count_slack | unauth user processes slack | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10 | 10 | 10 | 10 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
audit_sys_operations | enable sys auditing | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
audit_syslog_level | Syslog facility and level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
audit_trail | enable system auditing | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE
_auto_assign_cg_for_sessions | auto assign CGs for sessions | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_auto_bmr | enable/disable Auto BMR | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enabled | enabled | enabled | enabled | enabled
_auto_bmr_bg_time | Auto BMR Process Run Time | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3600 | 3600 | 3600 | 3600 | 3600
_auto_bmr_fc_time | Auto BMR Flood Control Time | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 60 | 60 | 60 | 60 | 60
_auto_bmr_max_rowno | x$krbabrstat Max number of rows | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1024 |
_auto_bmr_pub_timeout | Auto BMR Publish Timeout | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10
_auto_bmr_req_timeout | Auto BMR Requester Timeout | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 60 | 60 | 60 | 60 | 60
_auto_bmr_sess_threshold | Auto BMR Request Session Threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 30 | 30 | 30 | 30 | 30
_auto_bmr_sys_threshold | Auto BMR Request System Threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100 | 100 | 100 | 100 | 100
_auto_manage_enable_offline_check | perodically check for OFFLINE disks and attempt to ONLINE | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | TRUE | TRUE | TRUE | TRUE
_auto_manage_exadata_disks | Automate Exadata disk management | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_auto_manage_infreq_tout | TEST: Set infrequent timeout action to run at this interval, unit is seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_auto_manage_ioctl_bufsz | oss_ioctl buffer size, to read and respond to cell notifications | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2048 | 8192 | 8192 | 8192 | 8192
_auto_manage_max_online_tries | Max. attempts to auto ONLINE an ASM disk | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 3 | 3 | 3
_auto_manage_num_pipe_msgs | Max. number of out-standing msgs in the KXDAM pipe | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1000 | 1000 | 1000 | 1000
_auto_manage_num_tries | Num. tries before giving up on a automation operation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 2 | 2 | 2 | 2
_auto_manage_online_tries_expire_time | Allow Max. attempts to auto ONLINE an ASM disk after lapsing this time (unit in seconds) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 86400 | 86400 | 86400 | 86400
_automatic_maintenance_test | Enable AUTOTASK Test Mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_automemory_broker_interval | memory broker statistics gathering interval for auto memory | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 3 | 3 | 3 | 3 | 3 | 3
_autotask_max_window | Maximum Logical Maintenance Window Length in minutes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 480 | 480 | 480 | 480 | 480 | 480 | 480
_autotask_min_window | Minimum Maintenance Window Length in minutes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 15 | 15 | 15 | 15 | 15 | 15 | 15
_autotune_gtx_idle_time | idle time to trigger auto-shutdown a gtx background process | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 600 | 600 | 600 | 600 | 600 | 600 | 600
_autotune_gtx_interval | interval to autotune global transaction background processes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5 | 5
_autotune_gtx_threshold | auto-tune threshold for degree of global transaction concurrency | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 60 | 60 | 60 | 60 | 60 | 60 | 60
_available_core_count | number of cores for this instance | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
_avoid_prepare | if TRUE, do not prepare a buffer when the master is local | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_aw_row_source_enabled | Enables AW Row Source instead of collection iterator | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE |  |  |  |  |
_awr_corrupt_mode | AWR Corrupt Mode | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_awr_disabled_flush_tables | Disable flushing of specified AWR tables | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_awr_flush_threshold_metrics | Enable/Disable Flushing AWR Threshold Metrics | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_awr_flush_workload_metrics | Enable/Disable Flushing AWR Workload Metrics | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_awr_mmon_cpuusage | Enable/disable AWR MMON CPU Usage Tracking | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_awr_mmon_deep_purge_all_expired | Allows deep purge to purge AWR data for all expired snapshots | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_awr_mmon_deep_purge_enabled | Enable/disable AWR deep purge | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |
_awr_mmon_deep_purge_extent | Set extent of rows to check each deep purge run | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 7 |  |  |  |  |  |  |
_awr_mmon_deep_purge_extent | Set extent of rows to check each deep purge run | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7 | 7 | 7 | 7 | 7
_awr_mmon_deep_purge_interval | Set interval for deep purge of AWR contents | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7 | 7 | 7 | 7 | 7
_awr_mmon_deep_purge_interval | Set interval for deep purge of AWR contents | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 7 |  |  |  |  |  |  |
_awr_mmon_deep_purge_numrows | Set max number of rows per table to delete each deep purge run | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 5000 |  |  |  |  |  |  |
_awr_mmon_deep_purge_numrows | Set max number of rows per table to delete each deep purge run | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5000 | 5000 | 5000 | 5000 | 5000
_awr_restrict_mode | AWR Restrict Mode | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
awr_snapshot_time_offset | Setting for AWR Snapshot Time Offset | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
_awr_sql_child_limit | Setting for AWR SQL Child Limit | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200
_b_tree_bitmap_plans | enable the use of bitmap plans for tables w. only B-tree indexes | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE

background_core_dump

Core Size for Background Processes

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

partial

partial

partial

partial

partial

partial

partial

partial

partial

partial

partial

partial

partial

partial

partial

partial

partial

partial

partial

_backup_align_write_io | align backup write I/Os | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_backup_automatic_retry | automatic retry on backup write errors | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10
_backup_bool_spare1 | backup bool spare1 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
_backup_bool_spare2 | backup bool spare2 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
_backup_bool_spare3 | backup bool spare3 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
_backup_bool_spare4 | backup bool spare4 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
_backup_compress_opt_mode | specifies compression optimization mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  | 4294967294 |  |  |  |  |
_backup_disk_bufcnt | number of buffers used for DISK channels | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_backup_disk_bufsz | size of buffers used for DISK channels | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_backup_disk_io_slaves | BACKUP Disk I/O slaves | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_backup_dynamic_buffers | dynamically compute backup/restore buffer sizes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_backup_encrypt_opt_mode | specifies encryption block optimization mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 4294967294 | 4294967294 | 4294967294 | 4294967294 | 4294967294 | 4294967294 | 4294967294
_backup_file_bufcnt | number of buffers used for file access | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_backup_file_bufsz | size of buffers used for file access | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_backup_int_spare1 | backup int spare1 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4294967294 |
_backup_int_spare2 | backup int spare2 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4294967294 |
_backup_int_spare3 | backup int spare3 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4294967294 |
_backup_int_spare4 | backup int spare4 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4294967294 |

_backup_io_pool_size

memory to reserve from the large pool

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

_backup_kgc_blksiz | specifies buffer size to be used by HIGH compression | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 9 | 9 | 9 | 9 | 9
_backup_kgc_bufsz | specifies buffer size to be used by BASIC compression | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_backup_kgc_memlevel | specifies memory level for MEDIUM compression | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 8 | 8 | 8 | 8 | 8 | 8 | 8
_backup_kgc_niters | specifies number of iterations done by BASIC compression | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_backup_kgc_perflevel | specifies compression (performance) level for MEDIUM compression | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1
_backup_kgc_scheme | specifies compression scheme | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | ZLIB | ZLIB | ZLIB | ZLIB | ZLIB | ZLIB | ZLIB
_backup_kgc_type | specifies compression type used by kgc BASIC compression | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_backup_kgc_windowbits | specifies window size for MEDIUM compression | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 15 | 15 | 15 | 15 | 15 | 15 | 15
_backup_ksfq_bufcnt | number of buffers used for backup/restore | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_backup_ksfq_bufcnt_max | maximum number of buffers used for backup/restore | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 64 | 64 | 64 | 64 |
_backup_ksfq_bufsz | size of buffers used for backup/restore | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_backup_lzo_size | specifies buffer size for LOW compression | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 262144 | 262144 | 262144 | 262144 | 262144

_backup_max_gap_size

largest gap in an incremental/optimized backup buffer, in bytes

N/A

N/A

N/A

N/A

N/A

N/A

N/A

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

4294967294

4294967294

4294967294

4294967294

4294967294

4294967294

4294967294

4294967294

4294967294

4294967294

4294967294

4294967294

_backup_seq_bufcnt | number of buffers used for non-DISK channels | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_backup_seq_bufsz | size of buffers used for non-DISK channels | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
backup_tape_io_slaves | BACKUP Tape I/O slaves | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_backup_text_spare1 | backup text spare1 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_backup_text_spare2 | backup text spare2 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_backup_text_spare3 | backup text spare3 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_backup_text_spare4 | backup text spare4 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_bct_bitmaps_per_file | number of bitmaps to store for each datafile | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8

_bct_buffer_allocation_max

maximum size of all change tracking buffer allocations, in bytes

N/A

N/A

N/A

N/A

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

104857600

104857600

104857600

104857600

104857600

104857600

104857600

104857600

104857600

104857600

104857600

104857600

104857600

104857600

104857600

_bct_buffer_allocation_min_extents | mininum number of extents to allocate per buffer allocation | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1

_bct_buffer_allocation_size

size of one change tracking buffer allocation, in bytes

N/A

N/A

N/A

N/A

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

2097152

2097152

2097152

2097152

2097152

2097152

2097152

2097152

2097152

2097152

2097152

2097152

2097152

2097152

2097152

_bct_chunk_size | change tracking datafile chunk size, in bytes | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_bct_crash_reserve_size | change tracking reserved crash recovery SGA space, in bytes | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144
_bct_file_block_size | block size of change tracking file, in bytes | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_bct_file_extent_size | extent size of change tracking file, in bytes | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_bct_fixtab_file | change tracking file for fixed tables | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_bct_health_check_interval | CTWR health check interval (seconds), zero to disable | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 60 | 60 | 60 | 60
_bct_initial_private_dba_buffer_size | initial number of entries in the private change tracking dba buffers | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_bct_mrp_timeout | CTWR MRP wait timeout (seconds), zero to wait forever | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 600 | 600
_bct_public_dba_buffer_size | total size of all public change tracking dba buffers, in bytes | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0

bitmap_merge_area_size

maximum memory allow for BITMAP MERGE

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

_bitmap_or_improvement_enabled | controls extensions to partition pruning for general predicates | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
blank_trimming | blank trimming semantics parameter | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_block_change_tracking | change tracking possible | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE |  |  |  |  |
_block_sample_readahead_prob_threshold | controls readahead value during block sampling | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 10 |  |  |  |  |  |  |
_block_sample_readahead_prob_threshold | controls readahead value during block sampling | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10
_blocking_sess_graph_cache_size | blocking session graph cache size in bytes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_blocks_per_cache_server | number of consecutive blocks per global cache server | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 64 | 2 | 32 | 32 | 32 | 32 | 16
_bloom_filter_debug | debug level for bloom filtering | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_bloom_filter_enabled | enables or disables bloom filter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_bloom_folding_density | bloom filter folding density lower bound | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 16 | 16 | 16 | 16 | 16 | 16
_bloom_folding_enabled | Enable folding of bloom filter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_bloom_folding_min | bloom filter folding size lower bound (in KB) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 131072 | 131072 | 131072 | 131072 | 131072 | 128
_bloom_max_size | maximum bloom filter size (in KB) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 268435456 | 268435456 | 268435456 | 268435456 | 262144
_bloom_minmax_enabled | enable or disable bloom min max filtering | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_bloom_predicate_enabled | enables or disables bloom filter predicate pushdown | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_bloom_predicate_pushdown_to_storage | enables or disables bloom filter predicate pushdown to storage | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE |
_bloom_pruning_enabled | Enable partition pruning using bloom filtering | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_bloom_pushing_max | bloom filter pushing size upper bound (in KB) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 524288 | 524288 | 512 | 512 | 512 | 512
_bloom_pushing_total_max | bloom filter combined pushing size upper bound (in KB) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 262144 | 262144 | 262144 | 262144
_bloom_serial_filter | enable serial bloom filter on exadata | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | on |
_bloom_sm_enabled | enable bloom filter optimization using slave mapping | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_bloom_vector_elements | number of elements in a bloom filter vector | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 |
_bmr_prefered_standby | standby db_unique_name prefered for standby BMR | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_branch_tagging | enable branch tagging for distributed transaction | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_broadcast_scn_wait_timeout | broadcast-on-commit scn wait timeout in centiseconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10
_broadcast_scn_wait_timeout | broadcast-on-commit scn wait timeout in centiseconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 10 |  |  |  |  |  |  |
_bsln_adaptive_thresholds_enabled | Adaptive Thresholds Enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_bt_mmv_query_rewrite_enabled | allow rewrites with multiple MVs and base tables | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_buffer_busy_wait_timeout | buffer busy wait time in centiseconds | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100
buffer_pool_keep | Number of database blocks/latches in keep buffer pool | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
buffer_pool_recycle | Number of database blocks/latches in recycle buffer pool | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_buffered_message_spill_age | Buffered message spill age | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 300 |  |  |  |  |  |  |
_buffered_message_spill_age | Buffered message spill age | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 300 | 300 | 300 | 300 | 300
_bufq_max_msg_sz | maximum size of the message allowed in memory | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 |  |  |  |  |  |  |
_build_deferred_mv_skipping_mvlog_update | DEFERRED MV creation skipping MV log setup update | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE
_bump_highwater_mark_count | how many blocks should we allocate per free list on advancing HWM | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_bwr_for_flushed_pi | if TRUE, generate a BWR for a flushed PI | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_bypass_srl_for_so_eor | bypass SRL for S/O EOR logs | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_bypass_xplatform_error | bypass datafile header cross-platform-compliance errors | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_bypass_xplatform_error | bypass datafile header cross-platform-compliance errors | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |
_cache_stats_monitor | if TRUE, enable cache stats monitoring | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_capture_buffer_size | To set the size of the PGA I/O recording buffers | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536
_case_sensitive_logon | case sensitive logon enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_causal_standby_wait_timeout | Causal standby wait timeout | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20 | 20
_cdc_subscription_owner | Change Data Capture subscription_owner | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_cdmp_diagnostic_level | cdmp directory diagnostic level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2
_cell_fast_file_create | Allow optimized file creation path for Cells | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_cell_fast_file_restore | Allow optimized rman restore for Cells | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_cell_file_format_chunk_size | Cell file format chunk size in MB | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_cell_index_scan_enabled | enable CELL processing of index FFS | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_cell_object_expiration_hours | flashcache object expiration timeout | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 24 | 24
_cell_offload_capabilities_enabled | specifies capability table to load | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 1 | 1 | 1 | 1
cell_offload_compaction | Cell packet compaction strategy | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  | ADAPTIVE | ADAPTIVE | ADAPTIVE | ADAPTIVE | ADAPTIVE | ADAPTIVE
cell_offload_decryption | enable SQL processing offload of encrypted data to cells | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_cell_offload_hybridcolumnar | Query offloading of hybrid columnar compressed tables to exadata | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
cell_offload_parameters | Additional cell offload parameters | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
cell_offload_plan_display | Cell offload explain plan display | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO
_cell_offload_predicate_reordering_enabled | enable out-of-order SQL processing offload to cells | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
cell_offload_processing | enable SQL processing offload to cells | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_cell_offload_timezone | enable timezone related SQL processing offload to cells | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_cell_offload_virtual_columns | enable offload of predicates on virtual columns to cells | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
cell_offloadgroup_name | Set the offload group name | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
cell_partition_large_extents | Enables large extent allocation for partitioned tables | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  | DEFAULT | DEFAULT |  |  |  |
_cell_range_scan_enabled | enable CELL processing of index range scans | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_cell_storidx_mode | Cell Storage Index mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | EVA | EVA | EVA | EVA
_cgs_allgroup_poll_time | CGS DBALL group polling interval in milli-seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20000 | 20000 | 20000
_cgs_dball_group_registration | CGS DBALL group registration type | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | local | local | local
_cgs_dbgroup_poll_time | CGS DB group polling interval in milli-seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 600 | 600 | 600
_cgs_health_check_in_reconfig | CGS health check during reconfiguration | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_cgs_node_kill_escalation | CGS node kill escalation to CSS | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_cgs_node_kill_escalation_wait | CGS wait time to escalate node kill to CSS in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_cgs_reconfig_extra_wait | CGS reconfiguration extra wait time for CSS in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 3 | 3 | 3 | 3
_cgs_reconfig_timeout | CGS reconfiguration timeout interval | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 120 | 120 | 120 | 120 | 120 | 1000 | 1000 | 0 | 0 | 0 | 0 | 0
_cgs_send_timeout | CGS send timeout value | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300
_cgs_tickets | CGS messaging tickets | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_cgs_zombie_member_kill_wait | CGS zombie member kill wait time in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20 | 20 | 20
_change_vector_buffers | Number of change vector buffers for media recovery | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1
_check_block_after_checksum | perform block check after checksum if both are turned on | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_check_block_new_invariant_for_flashback | check block new invariant for flashback | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_check_column_length | check column length | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_check_ts_threshold | check tablespace thresholds | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
circuits | max number of circuits | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_cleanup_rollback_entries | no. of undo entries to apply per transaction cleanup | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100
_cleanup_timeout | timeout value for PMON cleanup | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 300 | 150 | 150 | 150 | 150 | 150
_cleanup_timeout_flags | flags for PMON cleanup timeout | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 0
_clear_buffer_before_reuse | Always zero-out buffer before reuse for security | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_clear_buffer_before_reuse | Always zero-out buffer before reuse for security | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |
_client_enable_auto_unregister | enable automatic unregister after a send fails with timeout | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_client_ntfn_cleanup_interval | interval after which dead client registration cleanup task repeats | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2400 | 2400 | 2400 | 2400 | 2400
_client_ntfn_pinginterval | time between pings to unreachable notification clients | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 75 | 75 | 75 | 75 | 75
_client_ntfn_pingretries | number of times to ping unreachable notification clients | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 6 | 6 | 6 | 6 | 6
_client_ntfn_pingtimeout | timeout to connect to unreachable notification clients | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 30000 | 30000 | 30000 | 30000 | 30000
_client_result_cache_bypass | bypass the client result cache | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
client_result_cache_lag | client result cache maximum lag in milliseconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000
client_result_cache_size | client result cache max size in bytes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_client_tstz_error_check | Should Client give error for suspect Timestamp with Timezone operations | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
clonedb | clone database | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE
_close_cached_open_cursors | close cursors cached by PL/SQL at each commit | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_close_deq_by_cond_curs | Close Dequeue By Condition Cursors | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |
_close_deq_by_cond_curs | Close Dequeue By Condition Cursors | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE

cluster_database

if TRUE startup in cluster database mode

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

cluster_database_instances | number of instances to use for sizing cluster db SGA structures | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
cluster_interconnects | interconnects for RAC use | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_cluster_library | cluster library selection | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | clss | clss | clss | clss | clss | clss | clss | clss | clss | clss | clss | clss | clss | clss | clss
_clusterwide_global_transactions | enable/disable clusterwide global transactions | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_collapse_wait_history | collapse wait history | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_collect_undo_stats | Collect Statistics v$undostat | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_column_compression_factor | Column compression ratio | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_column_elimination_off | turn off predicate-only column elimination | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_column_tracking_level | column usage tracking | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
commit_logging | transaction commit log write behaviour | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
commit_point_strength | Bias this node has toward not preparing in a two-phase commit | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
commit_wait | transaction commit log wait behaviour | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
commit_write | transaction commit log write behaviour | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

compatible

Database will be completely compatible with this software version

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

9.2.0.0.0

9.2.0.0.0

9.2.0.0.0

9.2.0.0.0

10.0.0

10.0.0

10.0.0

10.2.0

10.2.0

10.2.0

10.2.0

10.2.0

11.0.0

11.0.0

11.2.0

11.2.0

11.2.0

11.2.0

12.0.0

_compatible_no_recovery | Database will be compatible unless crash or media recovery is ne | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.0.0 | 0.0.0 | 0.0.0 | 0.0.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_compilation_call_heap_extent_size | Size of the compilation call heaps extents | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 16384 | 16384 | 16384 | 16384 | 16384 | 16384 | 16384 | 16384 | 16384 | 16384 | 16384 | 16384
_complex_view_merging | enable complex view merging | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_compression_above_cache | number of recompression above cache for sanity check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_compression_advisor | Compression advisor | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_compression_chain | percentage of chained rows allowed for Compression | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 50 | 50 | 90 | 90 | 90 | 90 | 90
_compression_compatibility | Compression compatability | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 11.2.0 | 11.2.0 | 11.2.0 | 11.2.0 | 12.0.0
_connect_by_use_union_all | use union all for connect by | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_connection_broker_host | connection broker host for listen address | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | localhost
_convert_set_to_join | enables conversion of set operator to join | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_coord_message_buffer | parallel recovery coordinator side extra message buffer size | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_corrupted_rollback_segments | corrupted undo segment list | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_cost_equality_semi_join | enables costing of equality semi-join | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_cp_num_hash_latches | connection pool number of hash latches | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1
cpu_count | number of CPUs for this instance | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_cpu_eff_thread_multiplier | CPU effective thread multiplier | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_cpu_to_io | divisor for converting CPU cost to I/O cost | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_cr_grant_global_role | if TRUE, grant lock for CR requests when block is in global role | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_cr_grant_local_role | turn 3-way CR grants off, make it automatic, or turn it on | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO
_cr_grant_only | if TRUE, grant locks when possible and do not send the block | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_cr_server_log_flush | if TRUE, flush redo log before serving a CR buffer | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_cr_trc_buf_size | size of cr trace buffer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8192 | 8192 | 8192 | 8192

create_bitmap_area_size

size of create bitmap buffer for bitmap index

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

8388608

8388608

8388608

8388608

8388608

8388608

8388608

8388608

8388608

8388608

8388608

8388608

8388608

8388608

8388608

8388608

8388608

8388608

8388608

create_stored_outlines | create stored outlines for DML statements | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_create_table_in_any_cluster | allow creation of table in a cluster not owned by the user | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |
_create_table_in_any_cluster | allow creation of table in a cluster not owned by the user | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_ctas_hwm_brokered_loads | Enable HWM brokered CTAS | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE |  |  |  |  |  |  |
_cursor_bind_capture_area_size | maximum size of the cursor bind capture area | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 400 | 400 | 400 | 400 | 400 | 400 | 400 | 400 | 400 | 400 | 400 | 400 | 400 | 400 | 400
cursor_bind_capture_destination | Allowed destination for captured bind variables | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | memory+disk | memory+disk | memory+disk | memory+disk
_cursor_bind_capture_interval | interval (in seconds) between two bind capture for a cursor | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900
_cursor_cache_frame_bind_memory | frame & bind buffer caching | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |
_cursor_cache_time | number of seconds a session cached cursor stay in cache. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1800 | 900 | 900 | 900 | 900
_cursor_db_buffers_pinned | additional number of buffers a cursor can pin at once | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 726 | 726 | 726 | 726 | 196 | 196 | 196 | 146 | 146 | 146 | 146 | 146 | 57 | 57 | 56 | 56 | 27 | 27 | 27
_cursor_diagnostic_node_agedout_count | Number of cursor-sharing diagnostic nodes to retain before reuse | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100 |
_cursor_features_enabled | Shared cursor features enabled bits. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_cursor_obsolete_threshold | Number of cursors per parent before obsoletion. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100 | 1024 | 1024
_cursor_plan_enabled | enable collection and display of cursor plans | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_cursor_plan_hash_version | version of cursor plan hash value | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_cursor_plan_unparse_enabled | enables/disables using unparse to build projection/predicates | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_cursor_runtimeheap_memlimit | Shared cursor runtime heap memory limit | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5242880 | 5242880 | 5242880 | 5242880
cursor_sharing | cursor sharing mode | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | EXACT | EXACT | EXACT | EXACT | EXACT | EXACT | EXACT | EXACT | EXACT | EXACT | EXACT | EXACT | EXACT | EXACT | EXACT | EXACT | EXACT | EXACT | EXACT

cursor_space_for_time

use more memory in order to get faster execution

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_cursor_stats_bucket | Hash table buckets for cursor stats (2^). | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |  |  |  |
_cursor_stats_enabled | Enable cursor stats | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_cursor_stats_heap | Heaps/latches for cursor stats. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |  |  |  |
_cvw_enable_weak_checking | enable weak view checking | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_datafile_cow | Use copy on write snapshot for the renamed file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_datafile_write_errors_crash_instance | datafile write errors crash instance | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | TRUE | TRUE | TRUE | TRUE
db_16k_cache_size | Size of cache for 16K buffers | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_16k_flash_cache_file | flash cache file for 16k block size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_db_16k_flash_cache_size | flash cache size for _db_16k_flash_cache_file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
db_2k_cache_size | Size of cache for 2K buffers | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_2k_flash_cache_file | flash cache file for 2k block size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_db_2k_flash_cache_size | flash cache size for _db_2k_flash_cache_file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
db_32k_cache_size | Size of cache for 32K buffers | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_32k_flash_cache_file | flash cache file for 32k block size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_db_32k_flash_cache_size | flash cache size for _db_32k_flash_cache_file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
db_4k_cache_size | Size of cache for 4K buffers | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_4k_flash_cache_file | flash cache file for 4k block size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_db_4k_flash_cache_size | flash cache size for _db_4k_flash_cache_file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
db_8k_cache_size | Size of cache for 8K buffers | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_8k_flash_cache_file | flash cache file for 8k block size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_db_8k_flash_cache_size | flash cache size for _db_8k_flash_cache_file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_db_aging_cool_count | Touch count set when buffer cooled | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_db_aging_freeze_cr | Make CR buffers always be too cold to keep in cache | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_db_aging_hot_criteria | Touch count which sends a buffer to head of replacement list | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_db_aging_stay_count | Touch count set when buffer moved to head of replacement list | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_aging_touch_time | Touch count which sends a buffer to head of replacement list | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
_db_always_check_system_ts | Always perform block check and checksum for System tablespace | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_db_block_adjcheck | adjacent cache buffer checks - low blkchk overwrite parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_db_block_adjchk_level | adjacent cache buffer check level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 105914880 | 106528256 | 107687936 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_block_align_direct_read | Align Direct Reads | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_db_block_bad_write_check | enable bad write checks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
db_block_buffers | Number of database blocks cached in memory | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_block_cache_clone | Always clone data blocks on get (for debugging) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_db_block_cache_history | buffer header tracing (non-zero only when debugging) | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_block_cache_history_level | buffer header tracing level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_db_block_cache_history_lru | buffer header tracing for lru operations | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_db_block_cache_num_umap | number of unmapped buffers (for tracking swap calls on blocks) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_block_cache_protect | protect database blocks (true only when debugging) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_db_block_cache_protect_internal | protect database blocks (for strictly internal use only) | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_block_cache_protect_internal | protect database blocks (for strictly internal use only) | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  | 0 | 0 | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

_db_block_check_for_debug

Check more and dump block before image for debugging

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_db_block_check_objtyp | check objd and typ on cache disk read | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE

db_block_checking

header checking and data and index block checking

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

db_block_checksum

store checksum in db blocks and check during reads

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

_db_block_chunkify_ncmbr | chunkify noncontig multi block reads | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_db_block_corruption_recovery_threshold | threshold number of block recovery attempts | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5 | 5
_db_block_do_full_mbreads | do full block read even if some blocks are in cache | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_db_block_granule_interval | number of granules to process | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10 | 10 | 10 | 10 | 10 | 10 | 10 |  |  |  |  |  |  |  |  |  |  |  |
_db_block_hash_buckets | Number of database block hash buckets | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 43691 | 43691 | 43691 | 43691 | 16384 | 16384 | 16384 | 16384 | 16384 | 16384 | 16384 | 16384 | 16384 | 16384 | 16384 | 16384 | 16384 | 16384 | 16384
_db_block_hash_latches | Number of database block hash latches | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1024 | 1024 | 1024 | 2048 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024
_db_block_header_guard_level | number of extra buffer headers to use as guard pages | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_block_hi_priority_batch_size | Fraction of writes for high priority reasons | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_block_known_clean_pct | Initial Percentage of buffers to maintain known clean | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_db_block_lru_latches | number of lru latches | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 16 | 16 | 16 | 16 | 16
_db_block_max_cr_dba | Maximum Allowed Number of CR buffers per dba | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6
_db_block_max_dirty_target | Upper bound on modified buffers/recovery reads | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0 | 0 | 0 | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_db_block_max_scan_pct | Percentage of buffers to inspect when looking for free | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40
_db_block_med_priority_batch_size | Fraction of writes for medium priority reasons | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_block_numa | Number of NUMA nodes | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_db_block_prefetch_fast_longjumps_enabled | Batched IO enable fast longjumps | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_db_block_prefetch_limit | Prefetch limit in blocks | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_block_prefetch_override | Prefetch force override in blocks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_block_prefetch_private_cache_enabled | Batched IO enable private cache | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_db_block_prefetch_quota | Prefetch quota as a percent of cache size | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_db_block_prefetch_skip_reading_enabled | Batched IO enable skip reading buffers | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_db_block_prefetch_wasted_threshold_perc | Allowed wasted percent threshold of prefetched size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2
db_block_size | Size of database block in bytes | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 2048 | 2048 | 2048 | 2048 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192
_db_block_table_scan_buffer_size | Size of shared table scan read buffer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304
_db_block_temp_redo | generate redo for temp blocks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_db_block_trace_protect | trace buffer protect calls | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_db_block_vlm_check | check of rvlm mapping leaks (for debugging) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_db_block_vlm_leak_threshold | Threshold for allowable vlm leaks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4
_db_blocks_per_hash_latch | Number of blocks per hash latch | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_db_blocks_per_hash_latch | Number of blocks per hash latch | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
db_cache_advice | Buffer cache sizing advisory | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON
_db_cache_advice_batch_size | cache advisory simulation batch size | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 |  |  |  |  |  |  |  |
_db_cache_advice_batch_size | cache advisory simulation batch size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 128 | 128 |  |  |  |  |
_db_cache_advice_max_size_factor | cache advisory maximum multiple of current size to similate | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 2 |  |  |  |  |  |  |
_db_cache_advice_max_size_factor | cache advisory maximum multiple of current size to similate | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2
_db_cache_advice_sample_factor | cache advisory sampling factor | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4
_db_cache_advice_sanity_check | cache simulation sanity check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_db_cache_block_read_stack_trace | dump short call stack for block reads | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
_db_cache_crx_check | check for costly crx examination functions | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_db_cache_miss_check_les | check LEs after cache miss | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |
_db_cache_miss_check_les | check LEs after cache miss | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_db_cache_mman_latch_check | check for wait latch get under MMAN ops in kcb | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_db_cache_pre_warm | Buffer Cache Pre-Warm Enabled : hidden parameter | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_db_cache_process_cr_pin_max | maximum number of cr pins a process may have | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2147483647

db_cache_size

Size of DEFAULT buffer pool for standard block size buffers

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

50331648

50331648

50331648

50331648

50331648

50331648

50331648

50331648

50331648

50331648

50331648

50331648

50331648

50331648

50331648

50331648

50331648

50331648

46137344

_db_cache_wait_debug | trace new kslwaits | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_db_change_notification_enable | enable db change notification | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_db_check_cell_hints |  | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
db_create_online_log_dest_1 | online log/controlfile destination #1 | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
db_create_online_log_dest_2 | online log/controlfile destination #2 | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
db_create_online_log_dest_3 | online log/controlfile destination #3 | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
db_create_online_log_dest_4 | online log/controlfile destination #4 | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
db_create_online_log_dest_5 | online log/controlfile destination #5 | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_db_disable_temp_encryption | Disable Temp Encryption for Spills | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
db_domain | directory part of global database name stored with CREATE DATABASE | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_db_dump_from_disk_and_efc | dump contents from disk and efc | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0
_db_dump_from_disk_noefc | dump reading buffer contents | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 |  |
_db_fast_obj_check | enable fast object drop sanity check | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_db_fast_obj_ckpt | enable fast object checkpoint | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_db_fast_obj_truncate | enable fast object truncate | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE

_db_file_direct_io_count

Sequential I/O buf size

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

_db_file_exec_read_count | multiblock read count for regular clients | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 121 | 121 | 120 | 120 | 120 | 51 | 51 | 34 | 34 | 18 | 18 | 18
_db_file_format_io_buffers | Block formatting I/O buf count | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4
db_file_multiblock_read_count | db block to be read each IO | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 121 | 121 | 120 | 120 | 120 | 51 | 51 | 34 | 34 | 18 | 18 | 18
db_file_name_convert | datafile name convert patterns and strings for standby/clone db | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_db_file_noncontig_mblock_read_count | number of noncontiguous db blocks to be prefetched | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11
_db_file_optimizer_read_count | multiblock read count for regular clients | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8
db_files | max allowable # db files | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200
db_flash_cache_file | flash cache file for default block size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_db_flash_cache_force_replenish_limit | Flash cache force replenish lower limit in buffers | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 | 8 | 8
_db_flash_cache_keep_limit | Flash cache keep buffer upper limit in percentage | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 80 | 80 | 195964496 | 80 | 80
_db_flash_cache_max_latency | Flash cache maximum latency allowed in 10 milliseconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 200 | 400
_db_flash_cache_max_outstanding_writes | Flash cache maximum outstanding writes allowed | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 32 | 32
_db_flash_cache_max_read_retry | Flash cache max read retry | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 3
_db_flash_cache_max_slow_io | Flash cache maximum slow io allowed | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 3
db_flash_cache_size | flash cache size for db_flash_cache_file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_db_flash_cache_write_limit | Flash cache write buffer upper limit in percentage | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1
_db_flashback_iobuf_size | Flashback IO Buffer Size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1
_db_flashback_log_min_size | Minimum flashback database log size in bytes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 16777216 | 16777216 | 16777216
_db_flashback_log_min_total_space | Minimum flashback database log total space in bytes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_db_flashback_num_iobuf | Flashback Number of IO buffers | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16 | 32 | 64 | 64
db_flashback_retention_target | Maximum Flashback Database log retention time in minutes. | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  | 1440 | 1440 | 1440 | 1440 | 1440 | 1440 | 1440 | 1440 | 1440 | 1440 | 1440 | 1440 | 1440 | 1440 | 1440
_db_handles | System-wide simultaneous buffer operations | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 150 | 150 | 150 | 150 | 150 | 150 | 150 | 200 | 200 | 200 | 200 | 200 | 500 | 500 | 500 | 500 | 1600 | 1600 | 2000
_db_handles_cached | Buffer handles cached each process | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 8 | 8 | 10
_db_hot_block_tracking | track hot blocks for hash latch contention | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_db_index_block_checking | index block checking override parameter | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  | TRUE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_db_index_block_checking | index block checking override parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_db_initial_cachesize_create_mb | size of cache created at startup | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 256 | 256 | 256
db_keep_cache_size | Size of KEEP buffer pool for standard block size buffers | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_l2_tracing | flash cache debug tracing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_db_large_dirty_queue | Number of buffers which force dirty queue to be written | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25
_db_lost_write_checking | Enable scn based lost write detection mechanism | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | 2 | 2 | 2 | 2 | 2
_db_lost_write_corrupt_block | allow corruption for lost write | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
db_lost_write_protect | enable lost write detection | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | NONE | NONE | NONE | NONE | NONE | NONE | NONE
_db_lost_write_tracing | Enable _db_lost_write_checking tracing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_db_mttr_advice | MTTR advisory | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON | ON
_db_mttr_partitions | number of partitions for MTTR advisory | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_mttr_sample_factor | MTTR simulation sampling factor | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64
_db_mttr_sim_target | MTTR simulation targets | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_db_mttr_sim_trace_size | MTTR simulation trace size | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256
_db_mttr_trace_to_alert | dump trace entries to alert file | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
db_name | database name specified in CREATE DATABASE | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 9204 | 9206 | 9207 | 9208 | 10103 | 10104 | 10105 | 10201 | 10202 | 10203 | 10204 | 10205 | 11106 | 11107 | 11201 | 11202 | 11203 | 11204 | 12101
_db_noarch_disble_optim | Image redo logging (NOARCHIVEMODE) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_db_num_evict_waitevents | number of evict wait events | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 64 | 64 | 64 | 64 | 64 | 64 | 64
_db_obj_ckpt_ordered | fast object checkpoint ordered by lrba | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |
_db_obj_enable_ksr | enable ksr in object checkpoint/reuse | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_db_percent_hot_default | Percent of default buffer pool considered hot | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50
_db_percent_hot_keep | Percent of keep buffer pool considered hot | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_percent_hot_recycle | Percent of recycle buffer pool considered hot | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_percpu_create_cachesize | size of cache created per cpu in deferred cache create | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_db_prefetch_histogram_statistics | maintain prefetch histogram statistics in x$kcbprfhs | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
db_recycle_cache_size | Size of RECYCLE buffer pool for standard block size buffers | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_required_percent_fairshare_usage | percent of fairshare a processor group should always use | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_db_row_overlap_checking | row overlap checking override parameter for data/index blocks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_db_row_overlap_checking | row overlap checking override parameter for data/index blocks | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  | TRUE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
db_securefile | permit securefile storage during lob creation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | PERMITTED | PERMITTED | PERMITTED | PERMITTED | PERMITTED | PERMITTED | PREFERRED
_db_todefer_cache_create | buffer cache deferred create | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
db_ultra_safe | Sets defaults for other parameters that control protection levels | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | OFF | OFF | OFF | OFF | OFF | OFF | OFF
db_unique_name | Database Unique Name | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  | 10103 | 10104 | 10105 | 10201 | 10202 | 10203 | 10204 | 10205 | 11106 | 11107 | 11201 | 11202 | 11203 | 11204 | 12101
db_unrecoverable_scn_tracking | Track nologging SCN in controlfile | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_db_writer_chunk_writes | Number of writes DBWR should wait for | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_writer_coalesce_area_size | Size of memory allocated to dbwriter for coalescing writes | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 491520 | 491520 | 491520 | 491520 | 491520 | 491520 | 491520 | 491520 | 491520 | 491520 | 491520 | 491520 | 491520 | 491520 | 491520
_db_writer_coalesce_write_limit | Limit on size of coalesced write | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072
_db_writer_flush_imu | If FALSE, DBWR will not downgrade IMU txns for AGING | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE

_db_writer_histogram_statistics

maintain dbwr histogram statistics in x$kcbbhs

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_db_writer_max_writes | Max number of outstanding DB Writer IOs | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_db_writer_nomemcopy_coalesce | Enable DBWR no-memcopy coalescing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
db_writer_processes | number of background database writer processes to start | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_db_writer_scan_depth_pct | Percentage of LRU buffers for dbwr to scan when looking for dirty | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25 | 25 | 25 | 25 | 25 | 25 | 25 |  |  |  |  |  |  |  |  |  |  |  |
_db_writer_verify_writes | Enable lost write detection mechanism | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_dbg_proc_startup | debug process startup | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_dbg_scan | generic scan debug | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0
dblink_encrypt_login | enforce password for distributed login always be encrypted | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_dbms_sql_security_level | Security level in DBMS_SQL | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1
_dbrm_dynamic_threshold | DBRM dynamic threshold setting | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 33489896 | 16843752 | 16843752 | 33490396 | 16843752
_dbrm_num_runnable_list | Resource Manager number of runnable list per NUMA node | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
_dbrm_quantum | DBRM quantum | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_dbrm_readylist_chk | Resource Manager Diagnostic Ready List Check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 |  |  |
_dbrm_readylist_chk | Resource Manager Diagnostic Ready List Check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |
_dbrm_runchk | Resource Manager Diagnostic Running Thread Check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_dbrm_runchk | Resource Manager Diagnostic Running Thread Check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_dbrm_short_wait_us | Resource Manager short wait length | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 300 | 300 | 300
_dbrm_workload_learn | Resource Manager Scheduling Decision Threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 300 |  |  |
_dbwr_async_io | Enable dbwriter asynchronous writes | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
dbwr_io_slaves | DBWR I/O slaves | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_dbwr_scan_interval | dbwriter scan interval | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 10 | 10 | 10 | 10 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300
_dbwr_tracing | Enable dbwriter tracing | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_dd_validate_remote_locks | GES deadlock detection validate remote locks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE
ddl_lock_timeout | timeout to restrict the time that ddls wait for dml lock | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
ddl_wait_for_locks | Disable NOWAIT DML lock acquisitions | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |
_dead_process_scan_interval | PMON dead process scan interval (in seconds) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 60 | 60 | 60 | 60 | 60 | 60 | 60
_deadlock_diagnostic_level | automatic deadlock resolution diagnostics level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 2
_deadlock_resolution_incidents_always | create incidents when resolving any deadlock? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_deadlock_resolution_incidents_enabled | create incidents during deadlock resolution | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_deadlock_resolution_level | automatic deadlock resolution level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1
_deadlock_resolution_min_wait_timeout_secs | the minimum wait timeout required for deadlock resolution | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 60 | 60 | 60 | 60 | 60 | 60 | 60
_deadlock_resolution_signal_process_thresh_secs | the amount of time given to process a deadlock resolution signal | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 60 | 60 | 60 | 60 | 60 | 60 | 60
_dedicated_server_poll_count | dedicated server poll count | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_dedicated_server_post_wait | dedicated server post/wait | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_dedicated_server_post_wait_call | dedicated server post/wait call | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_default_encrypt_alg | default encryption algorithm | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_default_non_equality_sel_check | sanity check on default selectivity for like/range predicate | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_defer_eor_orl_arch_for_so | defer EOR ORL archival for switchover | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | TRUE
_defer_log_boundary_ckpt | defer media recovery checkpoint at log boundary | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_defer_log_count | Number of log boundaries media recovery checkpoint lags behind | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 100
_defer_multiple_waiters | if TRUE, defer down converts when there were waiters (DFS) | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | TRUE | TRUE | TRUE | TRUE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_defer_rcv_during_sw_to_sby | Defer recovery during switchover to standby | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_deferred_constant_folding_mode | Deferred constant folding mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT
_deferred_log_dest_is_valid | consider deferred log dest as valid for log deletion (TRUE/FALSE) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
deferred_segment_creation | defer segment creation to first insert | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_delay_index_maintain | delays index maintenance until after MV is refreshed | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_delta_push_share_blockers | enable delta push if greater than the # of share blockers | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_deq_execute_reset_time | deq execute reset time | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 30 | 30 | 30 | 30 | 30
_deq_ht_child_latches | deq ht child latches | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 | 8 | 8 | 8 | 8
_deq_ht_max_elements | deq ht max elements | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100000 | 100000 | 100000 | 100000 | 100000
_deq_large_txn_size | deq large txn size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 25000 | 25000 | 25000 | 25000 | 25000
_deq_log_array_size | deq log array size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10000 | 10000 | 10000 | 10000 | 10000
_deq_max_fetch_count | deq max fetch count | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10
_deq_maxwait_time | Change wait times between dequeue calls | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_deq_maxwait_time | Change wait times between dequeue calls | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_desired_readmem_rate | The desired percentage of redo reading from memory | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 70 | 90 | 90 | 90 | 90 | 90 | 90
dg_broker_start | start Data Guard broker (DMON process) | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_dg_broker_trace_level | data guard broker trace level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_dg_cf_check_timer | Data Guard controlfile check timer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 15 | 15 | 15 | 15
_dg_corrupt_redo_log | Corrupt redo log validation during archivals | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_diag_adr_auto_purge | Enable/disable ADR MMON Auto Purging | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_diag_adr_enabled | Parameter to enable/disable Diag ADR | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_diag_adr_test_param | Test parameter for Diagnosability | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_diag_arb_before_kill | dump diagnostics before killing unresponsive ARBs | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_diag_backward_compat | Backward Compatibility for Diagnosability | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_diag_cc_enabled | Parameter to enable/disable Diag Call Context | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_diag_conf_cap_enabled | Parameter to enable/disable Diag Configuration Capture | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_diag_crashdump_level | parameter for systemstate dump level, used by DIAG during crash | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10
_diag_daemon | start DIAG daemon | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_diag_dde_async_age_limit | diag dde async actions: message age limit (in seconds) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 300 | 300 | 300 | 300 | 300 | 300 | 300
_diag_dde_async_cputime_limit | diag dde async actions: action cputime limit (in seconds) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 300 | 300 | 300 | 300 | 300 | 300 | 300
_diag_dde_async_mode | diag dde async actions: dispatch mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1
_diag_dde_async_msg_capacity | diag dde async actions: message buffer capacity | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024
_diag_dde_async_msgs | diag dde async actions: number of preallocated message buffers | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 50 | 50 | 50 | 50 | 50 | 50 | 50
_diag_dde_async_process_rate | diag dde async actions: message processing rate - per loop | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5 | 5
_diag_dde_async_runtime_limit | diag dde async actions: action runtime limit (in seconds) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 900 | 900 | 900 | 900 | 900 | 900 | 900
_diag_dde_async_slaves | diag dde async actions: max number of concurrent slave processes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5 | 5
_diag_dde_enabled | enable DDE handling of critical errors | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_diag_dde_fc_enabled | Parameter to enable/disable Diag Flood Control | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_diag_dde_fc_implicit_time | Override Implicit Error Flood Control time parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_diag_dde_fc_macro_time | Override Macro Error Flood Control time parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_diag_dde_inc_proc_delay | The minimum delay between two MMON incident sweeps (minutes) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1
_diag_diagnostics | Turn off diag diagnostics | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_diag_dump_request_debug_level | DIAG dump request debug level (0-2) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1
_diag_dump_timeout | timeout parameter for SYNC dump | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30
_diag_enable_startup_events | enable events in instance startup notifiers | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_diag_hm_rc_enabled | Parameter to enable/disable Diag HM Reactive Checks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_diag_hm_tc_enabled | Parameter to enable/disable Diag HM Test(dummy) Checks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_diag_proc_enabled | enable hung process diagnostic API | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_diag_proc_max_time_ms | hung process diagnostic API max wait time in milliseconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 30000 | 30000 | 30000 | 30000 | 30000 | 30000
_diag_proc_max_time_ms | hung process diagnostic API max wait time in milliseconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 30000 |  |  |  |  |  |  |
_diag_proc_stack_capture_type | hung process diagnostic API stack capture type | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |
_diag_proc_stack_capture_type | hung process diagnostic API stack capture type | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1
_diag_verbose_error_on_init | Allow verbose error tracing on diag init | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0

diagnostic_dest

diagnostic base directory

N/A

N/A

N/A

N/A

N/A

N/A

N/A

N/A

N/A

N/A

N/A

N/A

Regular

Regular

Regular

Regular

Regular

Regular

Regular

/opt/oracle/product/rhel4/database/11.2.0.3

/opt/oracle/product/rhel4/database/11.2.0.3

/opt/oracle/product/rhel4/database/11.2.0.3

/opt/oracle/product/rhel4/database/11.2.0.3

/opt/oracle/product/rhel4/database/11.2.0.3

/opt/oracle/product/rhel4/database/11.2.0.4

/opt/oracle/product/rhel6/database/12.1.0.1

_dimension_skip_null | control dimension skip when null feature | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_direct_io_skip_cur_slot_on_error | Skip current slot on error | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_direct_io_skip_cur_slot_on_error | Skip current slot on error | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | TRUE |  |  |  |  |  |  |
_direct_io_slots | number of slots for direct path I/O | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_direct_io_wslots | number of write slots for direct path I/O | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_direct_path_insert_features | disable direct path insert features | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_direct_read_decision_statistics_driven | enable direct read decision based on optimizer statistics | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_disable_12751 | disable policy timeout error (ORA-12751) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_acid_check | disable ACID check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |
_disable_active_influx_move | disable active influx move during parallel media recovery | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_adaptive_shrunk_aggregation | adaptive shrunk aggregation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_appliance_check | Disable appliance-specific code | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE
_disable_appliance_partnering | Disable appliance partnering algorithms | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE
_disable_autotune_gtx | disable autotune global transaction background processes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_block_checking | disable block checking at the session level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE
_disable_cell_optimized_backups | disable cell optimized backups | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_cpu_check | disable cpu_count check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_cpu_check | disable cpu_count check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |
_disable_cursor_sharing | disable cursor sharing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE
_disable_datalayer_sampling | disable datalayer sampling | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_duplex_link | Turn off connection duplexing | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  | TRUE | FALSE | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_disable_fast_aggregation | fast aggregation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_fast_validate | disable PL/SQL fast validation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_fastopen | Do Not Use Fastopen | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_fba_qrw | disable flashback archiver query rewrite | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_disable_fba_wpr | disable flashback archiver wait for prepared transactions | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_disable_file_locks | disable file locks for control, data, redo log files | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_flashback_archiver | disable flashback archiver | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_disable_flashback_wait_callback | Disable flashback wait callback | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_function_based_index | disable function-based index matching | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_gvaq_cache | Disable cache | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_health_check | Disable Health Check | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_highres_ticks | disable high-res tick counter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_image_check | Disable Oracle executable image checking | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_implicit_row_movement | disable implicit row movement | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE

_disable_incremental_checkpoints

Disable incremental checkpoints for thread recovery

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_disable_incremental_recovery_ckpt | Disable incremental recovery checkpoint mechanism | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_index_block_prefetching | disable index block prefetching | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_initial_block_compression | disable initial block compression | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_instance_params_check | disable instance type check for ksp | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_interface_checking | disable interface checking at startup | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_kcb_flashback_blocknew_opt | Disable KCB flashback block new optimization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_kcbhxor_osd | disable kcbh(c)xor OSD functionality | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_kcbl_flashback_blocknew_opt | Disable KCBL flashback block new optimization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_kgghshcrc32_osd | disable kgghshcrc32chk OSD functionality | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE

_disable_latch_free_SCN_writes_via_32cas

disable latch-free SCN writes using 32-bit compare & swap

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_disable_latch_free_SCN_writes_via_64cas

disable latch-free SCN writes using 64-bit compare & swap

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_disable_logging | Disable logging | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_metrics_group | Disable Metrics Group (or all Metrics Groups) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0

_disable_multiple_block_sizes

disable multiple block size support (for debugging)

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_disable_objstat_del_broadcast | disable the object level delete statistics broadcast | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | TRUE |  |  |  |  |  |  |
_disable_odm | disable odm feature | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_oradebug_commands | disable execution of certain categories of oradebug commands | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | none |
_disable_parallel_conventional_load | Disable parallel conventional loads | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_primary_bitmap_switch | disable primary bitmap switch | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_read_only_open_dict_check | Disable read-only open dictionary check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_rebalance_compact | disable space usage checks for storage reconfiguration | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE |
_disable_rebalance_space_check | disable space usage checks for storage reconfiguration | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_recoverable_recovery | Disable the new recoverable recovery mechanism | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |
_disable_recovery_read_skip | Disable the read optimization during media recovery | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_sample_io_optim | disable row sampling IO optimization | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_savepoint_reset | disable the fix for bug 1402161 | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_sec_ticks | disable low-res (sec) counter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE |  |  |  |
_disable_selftune_checkpointing | Disable self-tune checkpointing | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_storage_type | Disable storage type checks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | FALSE | FALSE
_disable_streams_diagnostics | streams diagnostics | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_disable_streams_pool_auto_tuning | disable streams pool auto tuning | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_sun_rsm | Disable IPC OSD support for Sun RSMAPI | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE

_disable_system_state

disable system state dump

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

4294967294

4294967294

4294967294

FALSE

4294967294

4294967294

4294967294

4294967294

4294967294

4294967294

4294967294

4294967294

4294967294

4294967294

4294967294

4294967294

4294967294

4294967294

_disable_system_state_wait_samples | Disable system state dump - wait samples | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |
_disable_system_state_wait_samples | Disable system state dump - wait samples | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_temp_tablespace_alerts | disable tablespace alerts for TEMPORARY tablespaces | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_temp_tablespace_alerts | disable tablespace alerts for TEMPORARY tablespaces | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |
_disable_thread_internal_disable | Disable thread internal disable feature | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_thread_snapshot | Thread snapshot | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_disable_txn_alert | disable txn layer alert | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_disable_undo_tablespace_alerts | disable tablespace alerts for UNDO tablespaces | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |
_disable_undo_tablespace_alerts | disable tablespace alerts for UNDO tablespaces | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_disable_vktm | disable vktm process | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE |  |  |  |
_disable_wait_stack | Disable wait stack | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |
_disable_wait_state | Disable wait state | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_discrete_transactions_enabled | enable OLTP mode | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
disk_asynch_io | Use asynch I/O for random access devices | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_disk_sector_size_override | if TRUE, OSD sector size could be overridden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_diskmon_pipe_name | DiSKMon skgznp pipe name | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_dispatcher_rate_scale | scale to display rate statistic (100ths of a second) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_dispatcher_rate_ttl | time-to-live for rate statistic (100ths of a second) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
dispatchers | specifications of dispatchers | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_distinct_view_unnesting | enables unnesting of in subquery into distinct view | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
distributed_lock_timeout | number of seconds a distributed transaction waits for a lock | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60
_distributed_recovery_connection_hold_time | number of seconds RECO holds outbound connections open | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200
_dlm_send_timeout | DLM send timeout value | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 |  |  |  |  |  |  |
_dlmtrace | Trace string of global enqueue type(s) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_dm_max_shared_pool_pct | max percentage of the shared pool to use for a mining model | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_dml_batch_error_limit | number or error handles allocated for DML in batch mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_dml_batch_error_limit | number or error handles allocated for DML in batch mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_dml_frequency_tracking | Control DML frequency tracking | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_dml_frequency_tracking_advance | Control automatic advance and broadcast of DML frequencies | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_dml_frequency_tracking_slot_time | Time length of each slot for DML frequency tracking | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 15 | 15 | 15 | 15
_dml_frequency_tracking_slots | Number of slots to use for DML frequency tracking | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4 | 4 | 4 | 4
dml_locks | dml locks - one for each table modified in a transaction | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 164 | 164 | 164 | 164 | 164 | 164 | 164 | 212 | 212 | 212 | 212 | 212 | 504 | 504 | 756 | 756 | 1416 | 1416 | 1416
_dml_monitoring_enabled | enable modification monitoring | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
dnfs_batch_size | Max number of dNFS asynch I/O requests queued per session | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4096 | 4096
_domain_index_batch_size | maximum number of rows from one call to domain index fetch routine | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000
_domain_index_dml_batch_size | maximum number of rows for one call to domain index dml routines | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200
_dra_bmr_number_threshold | Maximum number of BMRs that can be done to a file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_dra_bmr_percent_threshold | Maximum percentage of blocks in a file that can be BMR-ed | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10
_dra_enable_offline_dictionary | Enable the periodic creation of the offline dictionary for DRA | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_drm_parallel_freeze | if TRUE enables parallel drm freeze | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE
_drop_flashback_logical_operations_enq | Drop logical operations enqueue immediately during flashback marker generation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_drop_table_granule | drop_table_granule | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256
_drop_table_optimization_enabled | reduce SGA memory use during drop of a partitioned table | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
drs_start | start DG Broker monitor (DMON process) | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |
_ds_enable_auto_txn | Dynamic Sampling Service Autonomous Transaction control parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_ds_enable_auto_txn | Dynamic Sampling Service Autonomous Transaction control parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |
_ds_iocount_iosize | Dynamic Sampling Service defaults: #IOs and IO Size | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 6553664 | 6553664 | 6553664 | 6553664 | 6553664 | 6553664 | 6553664 | 6553664 | 6553664 | 6553664 | 6553664 | 6553664 | 6553664 | 6553664 | 6553664
_ds_parse_model | Dynamic Sampling Service Parse Model control parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 2 |  |  |  |  |  |  |
_ds_parse_model | Dynamic Sampling Service Parse Model control parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2
_dsc_feature_level | controls the feature level for deferred segment creation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_dskm_health_check_cnt | DiSKMon health check counter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20
_dss_cache_flush | enable full cache flush for parallel execution | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
dst_upgrade_insert_conv | Enables/Disables internal conversions during DST upgrade | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_dtree_area_size | size of Decision Tree Classification work area | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072
_dtree_binning_enabled | Decision Tree Binning Enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_dtree_bintest_id | Decision Tree Binning Test ID | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_dtree_compressbmp_enabled | Decision Tree Using Compressed Bitmaps Enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_dtree_max_surrogates | maximum number of surrogates | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_dtree_pruning_enabled | Decision Tree Pruning Enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_dummy_instance | dummy instance started by RMAN | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_dump_10261_level | Dump level for event 10261, 1=>minimal dump 2=>top pga dump | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0
_dump_MTTR_to_trace | Dump High Availability MTTR infromation to CKPT trace file | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_dump_common_subexpressions | dump common subexpressions | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_dump_connect_by_loop_data | dump connect by loop error message into trc file | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_dump_cursor_heap_sizes | dump comp/exec heap sizes to tryace file | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_dump_interval_limit | trace dump time interval limit (in seconds) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 120 | 120 | 120 | 120 | 120 | 120 | 120 | 120 | 120 | 120 | 120 | 120 | 120 | 120 | 120 | 120 | 120 | 120 | 120
_dump_max_limit | max number of dump within dump interval | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
_dump_qbc_tree | dump top level query parse tree to trace | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_dump_qbc_tree | dump top level query parse tree to trace | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_dump_rcvr_ipc | if TRUE enables IPC dump at instance eviction time | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_dump_scn_increment_stack | Dumps scn increment stack per session | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_dump_system_state_scope | scope of sysstate dump during instance termination | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | local | local | local | local | local | local | local | local | local | local | local | local | local | local | local | local | local | local | local

_dump_trace_scope

scope of trace dump during a process crash

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

global

global

global

global

global

global

global

global

global

global

global

global

global

global

global

global

global

global

global

_dynamic_rls_policies | rls policies are dynamic | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_dynamic_stats_threshold | delay threshold (in seconds) between sending statistics messages | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30
_edition_based_redefinition | enable edition based redefinition | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE |  |  |  |  |
_eighteenth_spare_parameter | eighteenth spare parameter - string list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_eighteenth_spare_parameter | eighteenth spare parameter - string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_eighth_spare_parameter | eighth spare parameter - integer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_eighth_spare_parameter | eighth spare parameter - integer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_eleventh_spare_parameter | eleventh spare parameter - string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_eleventh_spare_parameter | eleventh spare parameter - integer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_eliminate_common_subexpr | enables elimination of common sub-expressions | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_emon_max_active_connections | maximum open connections to clients per emon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 256 | 256 | 256 | 256 | 256
_emon_outbound_connect_timeout | timeout for completing connection set up to clients | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 30000 | 30000 | 30000 | 30000 | 30000
_emon_regular_ntfn_slaves | number of EMON slaves doing regular database notifications | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 4 | 4 | 4 | 4 | 4 | 4 | 4
_emon_send_timeout | send timeout after which the client is unregistered | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10000 | 10000
_enable_Front_End_View_Optimization | enable front end view optimization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1
_enable_LGPG_debug | Enable LGPG debug mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_enable_NUMA_interleave | Enable NUMA interleave mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_enable_NUMA_optimization | Enable NUMA specific optimizations | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | FALSE | TRUE | TRUE | FALSE | FALSE | FALSE | FALSE | FALSE
_enable_NUMA_support | Enable NUMA support and optimizations | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_enable_asyncvio | enable asynch vectored I/O | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_enable_automatic_maintenance | if 1, Automated Maintenance Is Enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1
_enable_automatic_sqltune | Automatic SQL Tuning Advisory enabled parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_block_level_transaction_recovery | enable block level recovery | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_check_truncate | enable checking of corruption caused by canceled truncate | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | TRUE |  |  |  |  |  |  |
_enable_check_truncate | enable checking of corruption caused by canceled truncate | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_cscn_caching | enable commit SCN caching for all transactions | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
enable_ddl_logging | enable ddl logging | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_enable_ddl_wait_lock | use this to turn off ddls with wait semantics | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_default_affinity | enable default implementation of hard affinity osds | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_enable_default_temp_threshold | Enable Default Tablespace Utilization Threshold for UNDO Tablespaces | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_default_temp_threshold | Enable Default Tablespace Utilization Threshold for UNDO Tablespaces | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | TRUE |  |  |  |  |  |  |
_enable_default_undo_threshold | Enable Default Tablespace Utilization Threshold for TEMPORARY Tablespaces | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | TRUE |  |  |  |  |  |  |
_enable_default_undo_threshold | Enable Default Tablespace Utilization Threshold for TEMPORARY Tablespaces | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_diag_dump_dir | Enables Diag putting dumps in their own dir | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE |
_enable_dml_lock_escalation | enable dml lock escalation against partitioned tables if TRUE | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_editions_for_users | enable editions for all users | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_enable_exchange_validation_using_check | use check constraints on the table for validation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_fast_file_zero | enable fast file zero code path | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE |
_enable_fast_ref_after_mv_tbs | enable fast refresh after move tablespace | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_enable_ffw | FAL FORWARDING | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_enable_flash_logging | Enable Exadata Smart Flash Logging | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE
enable_goldengate_replication | goldengate replication enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
_enable_hash_overflow | TRUE - enable hash cluster overflow based on SIZE | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_enable_hwm_sync | enable HWM synchronization | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_hwm_sync | enable HWM synchronization | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  | FALSE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_enable_kgh_policy | temporary to disable/enable kgh policy | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |
_enable_kqf_purge | Enable KQF fixed runtime table purge | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_list_io | Enable List I/O | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_enable_midtier_affinity | enable midtier affinity metrics processing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_minscn_cr | enable/disable minscn optimization for CR | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_multitable_sampling | enable multitable sampling | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_enable_nativenet_tcpip | Enable skgxp driver usage for native net | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_enable_obj_queues | enable object queues | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_online_index_without_s_locking | Allow online index creation algorithm without S DML lock | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_query_rewrite_on_remote_objs | mv rewrite on remote table/view | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_redo_global_post | LGWR post globally on write | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_enable_refresh_schedule | enable or disable MV refresh scheduling (revert to 9.2 behavior) | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_reliable_latch_waits | Enable reliable latch waits | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  | TRUE | TRUE | TRUE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_enable_reliable_latch_waits | Enable reliable latch waits | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_rename_user | enable RENAME-clause using ALTER USER statement | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_enable_rlb | enable RLB metrics processing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_row_shipping | use the row shipping optimization for wide table selects | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_sb_detection | Split Brain Detection | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_schema_synonyms | enable DDL operations (e.g. creation) involving schema synonyms | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_enable_scn_wait_interface | use this to turn off scn wait interface in kta | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_separable_transactions | enable/disable separable transactions | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_enable_shared_pool_durations | temporary to disable/enable kgh policy | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_enable_shared_server_vector_io | Enable shared server vector I/O | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_enable_space_preallocation | enable space pre-allocation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 3 | 3 | 3 | 3 | 3 | 3
_enable_spacebg | enable space management background task | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_tablespace_alerts | enable tablespace alerts | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enable_type_dep_selectivity | enable type dependent selectivity estimates | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_endprot_chunk_comment | chunk comment for selective overrun protection | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | chk 10235 dflt | chk 10235 dflt | chk 10235 dflt | chk 10235 dflt | chk 10235 dflt | chk 10235 dflt | chk 10235 dflt
_endprot_heap_comment | heap comment for selective overrun protection | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | hp 10235 dflt | hp 10235 dflt | hp 10235 dflt | hp 10235 dflt | hp 10235 dflt | hp 10235 dflt | hp 10235 dflt
_endprot_subheaps | selective overrun protection for subeheaps | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_enqueue_2049_debug_level | enqueue timeout ORA-02049 debug diagnostic level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_enqueue_deadlock_scan_secs | deadlock scan interval | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_enqueue_deadlock_scan_secs | deadlock scan interval | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_enqueue_deadlock_time_sec | requests with timeout <= this will not have deadlock detection | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
_enqueue_debug_multi_instance | debug enqueue multi instance | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_enqueue_hash | enqueue hash table length | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 111 | 111 | 111 | 111 | 111 | 111 | 111 | 133 | 133 | 133 | 133 | 133 | 265 | 265 | 379 | 379 | 679 | 679 | 679
_enqueue_hash_chain_latches | enqueue hash chain latches | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_enqueue_locks | locks for managed enqueues | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 670 | 670 | 670 | 670 | 690 | 690 | 690 | 830 | 830 | 830 | 830 | 830 | 1610 | 1610 | 2180 | 2180 | 3880 | 3880 | 3880
_enqueue_paranoia_mode_enabled | enable enqueue layer advanced debugging checks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
enqueue_resources | resources for enqueues | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 384 | 384 | 384 | 384 | 384 | 384 | 384 | 432 | 432 | 432 | 432 | 432 | 724 | 724 | 976 | 976 | 1636 | 1636 | 1636
event | debug event control - default null string | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_evolve_plan_baseline_report_level | Level of detail to show in plan verification/evolution report | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | typical | typical | typical | typical | typical | typical | typical
_evt_system_event_propagation | disable system event propagation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_expand_aggregates | expand aggregates | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE

_explain_rewrite_mode

allow additional messages to be generated during explain rewrite

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_extended_pruning_enabled | do runtime pruning in iterator if set to TRUE | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_external_scn_logging_threshold_seconds | High delta SCN threshold in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 86400 | 86400
_external_scn_rejection_delta_threshold_minutes | external SCN rejection delta threshold in minutes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0
_external_scn_rejection_threshold_hours | Lag in hours between max allowed SCN and an external SCN | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 24 | 24
_fair_remote_cvt | if TRUE enables fair remote convert | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_fairness_threshold | number of times to CR serve before downgrading lock | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 | 2 | 2 | 2 | 2
fal_client | FAL client | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
fal_server | FAL server list | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_fast_cursor_reexecute | use more memory in order to get faster execution | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |
_fast_cursor_reexecute | use more memory in order to get faster execution | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_fast_dual_enabled | enable/disable fast dual | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_fast_full_scan_enabled | enable/disable index fast full scan | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_fast_start_instance_recovery_target | instance recovery target time in RAC environment | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  |  |  |  |  |  |
fast_start_io_target | Upper bound on recovery reads | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
fast_start_mttr_target | MTTR target in seconds | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
fast_start_parallel_rollback | max number of parallel recovery slaves that may be used | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | LOW | LOW | LOW | LOW | LOW | LOW | LOW | LOW | LOW | LOW | LOW | LOW | LOW | LOW | LOW | LOW | LOW | LOW | LOW
_fastpin_enable | enable reference count based fast pins | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 192551681 | 196041217 | 202105857 | 931859713
_fbda_busy_percentage | flashback archiver busy percentage | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_fbda_debug_assert | flashback archiver debug assert for testing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_fbda_debug_mode | flashback archiver debug event for testing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_fbda_global_bscn_lag | flashback archiver global barrier scn lag | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_fbda_inline2_percentage | flashback archiver full inline percentage | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |
_fbda_inline_percentage | flashback archiver inline percentage | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_fbda_rac_inactive_limit | flashback archiver rac inactive limit | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_fg_iorm_slaves | ForeGround I/O slaves for IORM | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1
_fg_log_checksum | Checksum redo in foreground process | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_fg_sync_sleep_usecs | Log file sync via usleep | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_fg_sync_sleep_usecs | Log file sync via usleep | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  | 0 | 0 |  |  |  |  |  |  |

_fic_algorithm_set

Set Frequent Itemset Counting Algorithm

N/A

N/A

N/A

N/A

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

automatic

automatic

automatic

automatic

automatic

automatic

automatic

automatic

automatic

automatic

automatic

automatic

automatic

automatic

automatic

_fic_area_size | size of Frequent Itemset Counting work area | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072
_fic_max_length | Frequent Itemset Counting Maximum Itemset Length | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20
_fic_min_bmsize | Frequent Itemset Counting Minimum BITMAP Size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024
_fic_outofmem_candidates | Frequent Itemset Counting Out Of Memory Candidates Generation | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_fifteenth_spare_parameter | fifteenth spare parameter - string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_fifteenth_spare_parameter | fifteenth spare parameter - integer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_fifth_spare_parameter | fifth spare parameter - integer | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
file_mapping | enable file mapping | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_file_size_increase_increment | Amount of file size increase increment, in bytes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 52428800 | 52428800 | 67108864 | 67108864 | 67108864
fileio_network_adapters | Network Adapters for File I/O | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_filemap_dir | FILEMAP directory | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
filesystemio_options | IO operations on filesystem files | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | none | none | none | none | none | none | none | none | none | none | none | none | none | none | none | none | none | none | none
_first_k_rows_dynamic_proration | enable the use of dynamic proration of join cardinalities | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_first_spare_parameter | first spare parameter - integer | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
fixed_date | fixed SYSDATE value | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_flashback_11.1_block_new_opt | use 11.1 flashback block new optimization scheme | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_flashback_allow_noarchivelog | Allow enabling flashback on noarchivelog database | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_flashback_archiver_partition_size | flashback archiver table partition size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_flashback_barrier_interval | Flashback barrier interval in seconds | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800
_flashback_copy_latches | Number of flashback copy latches | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_flashback_database_test_only | Run Flashback Database in test mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_flashback_delete_chunk_MB | Amount of flashback log (in MB) to delete in one attempt | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 128 | 128 | 128 | 128
_flashback_dynamic_enable | enable flashback enable code path | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_flashback_dynamic_enable_failure | Simulate failures during dynamic enable | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_flashback_enable_ra | Flashback enable read ahead | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_flashback_format_chunk_mb | Chunk mega-bytes for formatting flashback logs using sync write | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 4 | 4 | 4 | 4 | 4 | 4 | 4
_flashback_format_chunk_mb_dwrite | Chunk mega-bytes for formatting flashback logs using delayed write | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 16 | 16 | 16 | 16 | 16 | 16 | 16
_flashback_fuzzy_barrier | Use flashback fuzzy barrier | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_flashback_generation_buffer_size | flashback generation buffer size | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 2097152 | 2097152 | 2097152 | 8388608 | 8388608 | 8388608 | 8388608 | 8388608 | 8388608 | 8388608 | 8388608 | 8388608 | 8388608 | 8388608 | 8388608
_flashback_hint_barrier_percent | Flashback hint barrier percent | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20
_flashback_log_io_error_behavior | Specify Flashback log I/O error behavior | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_flashback_log_min_size | Minimum flashback log size | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100
_flashback_log_rac_balance_factor | flashback log rac balance factor | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10
_flashback_log_size | Flashback log size | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_flashback_logfile_enqueue_timeout | flashback logfile enqueue timeout for opens | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600
_flashback_marker_cache_enabled | Enable flashback database marker cache | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_flashback_marker_cache_size | Size of flashback database marker cache | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 328 | 328 | 328 | 328 | 328 | 328 | 328 | 328 | 328
_flashback_max_log_size | Maximum flashback log size in bytes (OS limit) | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_flashback_max_n_log_per_thread | Maximum number of flashback logs per flashback thread | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048
_flashback_max_standby_sync_span | Maximum time span between standby recovery sync for flashback | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 900 | 300 | 300 | 300 | 300 | 300 | 300
_flashback_n_log_per_thread | Desired number of flashback logs per flashback thread | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128
_flashback_prepare_log | Prepare Flashback logs in the background | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_flashback_size_based_on_redo | Size new flashback logs based on average redo log size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE
_flashback_standby_barrier_interval | Flashback standby barrier interval in seconds | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1 | 1 | 1 | 1 | 1
_flashback_verbose_info | Print verbose information about flashback database | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_flashback_write_max_loop_limit | Flashback writer loop limit before it returns | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10
_flashback_write_size_qm | Desired flashback write size in quarter MB | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |  |  |  |  |  |  |
_flush_plan_in_awr_sql | Plan is being flushed from an AWR flush SQL | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_flush_redo_to_standby | Flush redo to standby test event parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_flush_undo_after_tx_recovery | if TRUE, flush undo buffers after TX recovery | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_force_arch_compress | Archive Compress all newly created compressed tables | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_force_datefold_trunc | force use of trunc for datefolding rewrite | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_force_hash_join_spill | force hash join to spill to disk | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_force_hsc_compress | compress all newly created tables | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_force_oltp_compress | OLTP Compress all newly created compressed tables | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_force_oltp_update_opt | OLTP Compressed row optimization on update | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE
_force_rcv_info_ping | Force recovery info ping to stdby | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_force_rewrite_enable | control new query rewrite features | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_force_slave_mapping_intra_part_loads | Force slave mapping for intra partition loads | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE

_force_temptables_for_gsets

executes concatenation of rollups using temp tables

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_force_tmp_segment_loads | Force tmp segment loads | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_fortieth_spare_parameter | fortieth spare parameter - boolean | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
_forwarded_2pc_threshold | auto-tune threshold for two-phase commit rate across RAC instances | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10
_fourteenth_spare_parameter | fourteenth spare parameter - string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_fourteenth_spare_parameter | fourteenth spare parameter - integer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_fourth_spare_parameter | fourth spare parameter - integer | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_frame_cache_time | number of seconds a cached frame page stay in cache. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_full_pwise_join_enabled | enable full partition-wise join when TRUE | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_fusion_security | Fusion Security | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | TRUE
_gby_hash_aggregation_enabled | enable group-by and aggregation using hash scheme | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_gby_onekey_enabled | enable use of one comparison of all group by keys | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_gc_affinity_limit | dynamic affinity limit | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 |  |  |  |  |  |  |
_gc_affinity_locking | if TRUE, enable object affinity | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_gc_affinity_locks | if TRUE, get affinity locks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_gc_affinity_minimum | dynamic affinity minimum activity per minute | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  | 1200 | 1200 | 1200 | 1200 | 1200 | 6000 | 6000 | 6000 |  |  |  |  |  |  |
_gc_affinity_ratio | dynamic object affinity ratio | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 50 | 50 | 50 | 50 | 50 | 50 | 50
_gc_affinity_time | if non zero, enable dynamic object affinity | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0 | 0 | 0 | 0 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |  |  |  |  |  |  |
_gc_async_memcpy | if TRUE, use async memcpy | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |
_gc_bypass_readers | if TRUE, modifications bypass readers | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_gc_check_bscn | if TRUE, check for stale blocks | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_gc_coalesce_recovery_reads | if TRUE, coalesce recovery reads | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_gc_cpu_time | if TRUE, record the gc cpu time | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_gc_cr_server_read_wait | if TRUE, cr server waits for a read to complete | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | FALSE | TRUE | TRUE | TRUE
_gc_defer_ping_index_only | if TRUE, restrict deferred ping to index blocks only | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_gc_defer_time | how long to defer pings for hot buffers in milliseconds | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | 0 | 0
_gc_delta_push_compression | if delta >= K bytes, compress before push | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3072 | 3072 | 3072 | 3072 | 3072
_gc_delta_push_max_level | max delta level for delta push | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100 | 100 | 100 | 100 | 100
_gc_delta_push_objects | objects which use delta push | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_gc_disable_s_lock_brr_ping_check | if TRUE, disable S lock BRR ping check for lost write protect | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE
_gc_dissolve_undo_affinity | if TRUE, dissolve undo affinity after an offline | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |
_gc_down_convert_after_keep | if TRUE, down-convert lock after recovery | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_gc_dynamic_affinity_locks | if TRUE, get dynamic affinity locks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE |  |  |  |  |  |  |
_gc_element_percent | global cache element percent | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 103 | 103 | 103 | 103 | 103 | 103 | 103 | 103 | 110 | 110 | 110 | 110 | 110 | 110 | 110
_gc_escalate_bid | if TRUE, escalates create a bid | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_gc_fg_merge | if TRUE, merge pi buffers in the foreground | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
gc_files_to_locks | mapping between file numbers and global cache locks | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_gc_flush_during_affinity | if TRUE, flush during affinity | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_gc_fusion_compression | compress fusion blocks if there is free space | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1536 | 1024 | 1024 | 1024 | 1024
_gc_global_checkpoint_scn | if TRUE, enable global checkpoint scn | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_gc_global_cpu | global cpu checks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_gc_global_lru | turn global lru off, make it automatic, or turn it on | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO
_gc_global_lru_touch_count | global lru touch count | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5
_gc_global_lru_touch_time | global lru touch time in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 60 | 60 | 60 | 60 | 60
_gc_initiate_undo_affinity | if TRUE, initiate undo affinity after an online | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE |  |  |  |  |
_gc_integrity_checks | set the integrity check level | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_gc_keep_recovery_buffers | if TRUE, make single instance crash recovery buffers current | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_gc_latches | number of latches per LMS process | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8
_gc_log_flush | if TRUE, flush redo log before a current block transfer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_gc_long_query_threshold | threshold for long running query | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_gc_max_downcvt | maximum downconverts to process at one time | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 99999 | 256 | 256 | 256 | 256 | 256
_gc_maximum_bids | maximum number of bids which can be prepared | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_gc_no_fairness_for_clones | if TRUE, no fairness if we serve a clone | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_gc_object_queue_max_length | maximum length for an object queue | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0
_gc_override_force_cr | if TRUE, try to override force-cr requests | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_gc_persistent_read_mostly | if TRUE, enable persistent read-mostly locking | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | TRUE | TRUE | TRUE
_gc_policy_minimum | dynamic object policy minimum activity per minute | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1500 | 1500 | 1500 | 1500 | 1500 | 1500 | 1500
_gc_policy_time | how often to make object policy decisions in minutes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10
_gc_read_mostly_flush_check | if TRUE, optimize flushes for read mostly objects | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_gc_read_mostly_locking | if TRUE, enable read-mostly locking | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_gc_sanity_check_cr_buffers | if TRUE, sanity check CR buffers | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE
_gc_serve_high_pi_as_current | if TRUE, use a higher clone scn when serving a pi | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | TRUE | TRUE |
_gc_statistics | if TRUE, kcl statistics are maintained | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_gc_transfer_ratio | dynamic object read-mostly transfer ratio | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 2
_gc_tsn_undo_affinity | if TRUE, use TSN undo affinity | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | TRUE |  |  |  |  |  |  |
_gc_tsn_undo_affinity | if TRUE, use TSN undo affinity | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE |  |
_gc_undo_affinity | if TRUE, enable undo affinity | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_gc_undo_affinity_locks | if TRUE, get affinity locks for undo | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE |  |  |  |  |  |  |
_gc_undo_block_disk_reads | if TRUE, enable undo block disk reads | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_gc_undo_scan_use_tsn | if TRUE, enable undo scan tsn optimization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE |  |  |  |  |
_gc_use_cr | if TRUE, allow CR pins on PI and WRITING buffers | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE |
_gc_vector_read | if TRUE, vector read current buffers | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_gc_voluntary_down_convert_obj | object number for voluntary down-convert | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 |  |  |  |  |
_gcr_enable_high_cpu_kill | if TRUE, GCR may kill foregrounds under high load | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_gcr_enable_high_cpu_rm | if TRUE, GCR may enable a RM plan under high load | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | TRUE
_gcr_enable_high_cpu_rt | if TRUE, GCR may boost bg priority under high load | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | TRUE
_gcr_high_cpu_threshold | minimum amount of CPU process must consume to be kill target | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10
_gcr_use_css | if FALSE, GCR wont register with CSS nor use any CSS feature | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE
_gcs_disable_remote_handles | disable remote client/shadow handles | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_gcs_disable_skip_close_remastering | if TRUE, disable skip close optimization in remastering | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE
_gcs_fast_reconfig | if TRUE, enable fast reconfiguration for gcs locks | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_gcs_latches | number of gcs resource hash latches to be allocated per LMS process | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 128 | 128 | 128 | 128 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_gcs_pkey_history | number of pkey remastering history | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 4000 |  |  |  |  |  |  |
_gcs_pkey_history | number of pkey remastering history | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4000 | 4000 | 4000 | 4000 | 4000
_gcs_process_in_recovery | if TRUE, process gcs requests during instance recovery | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_gcs_res_per_bucket | number of gcs resource per hash bucket | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 16 | 16 | 16 | 4 | 4 | 4 | 4
_gcs_resources | number of gcs resources to be allocated | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
gcs_server_processes | number of background gcs server processes to start | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_gcs_shadow_locks | number of pcm shadow locks to be allocated | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_gcs_testing | GCS testing parameter | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_gcs_testing | GCS testing parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_generalized_pruning_enabled | controls extensions to partition pruning for general predicates | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_ges_dd_debug | if 1 or higher enables GES deadlock detection debug diagnostics | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | TRUE | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_ges_designated_master | designated master for GES and GCS resources | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | TRUE
_ges_diagnostics | if TRUE enables GES diagnostics | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_ges_diagnostics_asm_dump_level | systemstate level on global enqueue diagnostics blocked by ASM | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 11 | 11 | 11 | 11 | 11 | 11
_ges_direct_free | if TRUE, free each resource directly to the freelist | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_ges_direct_free_res_type | string of resource types(s) to directly free to the freelist | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | CT | CT
_ges_fggl | DLM fg grant lock on/off | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE
_ges_health_check | if greater than 0 enables GES system health check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0
_ges_num_blockers_to_kill | number of blockers to be killed for hang resolution | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1
_ges_resource_memory_opt | enable different level of ges res memory optimization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4 | 4
_ges_trace | if TRUE enables GES/GCS debug traces | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  | TRUE | TRUE | TRUE |  |  |  |  |  |  |  |  |  |  |  |
global_context_pool_size | Global Application Context Pool Size in Bytes | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_global_hang_analysis_interval_secs | the interval at which global hang analysis is run | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10

global_names

enforce that database links have same name as remote database

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

global_txn_processes | number of background global transaction processes to start | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1
_globalindex_pnum_filter_enabled | enables filter for global index with partition extended syntax | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_grant_secure_role | Disallow granting of SR to NSR | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_groupby_nopushdown_cut_ratio | groupby nopushdown cut ratio | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
_groupby_orderby_combine | groupby/orderby don't combine threshold | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000
_gs_anti_semi_join_allowed | enable anti/semi join for the GS query | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_hang_analysis_num_call_stacks | hang analysis num call stacks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
_hang_base_file_count | Number of trace files for the normal base trace file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5
_hang_base_file_space_limit | File space limit for current normal base trace file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10000000 | 20000000
_hang_bool_spare1 | Hang Management 1 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE
_hang_delay_resolution_for_libcache | Hang Management delays hang resolution for library cache | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE
_hang_detection | Hang Management detection interval | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 60 | 60 | 30 |  |  |  |
_hang_detection_enabled | Hang Management detection | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_hang_detection_interval | Hang Management detection interval in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 32 | 32 | 32 | 32
_hang_hang_analyze_output_hang_chains | if TRUE hang manager outputs hang analysis hang chains | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE
_hang_hiload_promoted_ignored_hang_count | Hang Management high load or promoted ignored hang count | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2
_hang_hiprior_session_attribute_list | Hang Management high priority session attribute list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_hang_ignored_hang_count | Hang Management ignored hang count | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1
_hang_ignored_hangs_interval | Time in seconds ignored hangs must persist after verification | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 30 | 300 | 300 | 300 | 300
_hang_int_spare2 | Hang Management 2 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_hang_log_incidents | Hang Manager incident logging | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE |  |
_hang_log_verified_hangs_to_alert | Hang Management log verified hangs to alert log | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_hang_long_wait_time_threshold | Long session wait time threshold in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_hang_lws_file_count | Number of trace files for long waiting sessions | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5
_hang_lws_file_space_limit | File space limit for current long waiting session trace file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10000000 | 20000000
_hang_lws_file_time_limit | Timespan in seconds for current long waiting session trace file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1800 | 3600 | 3600 |  |
_hang_monitor_archiving_related_hang_interval | Time in seconds ignored hangs must persist after verification | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 300 | 300
_hang_msg_checksum_enabled | enable hang graph message checksum | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_hang_output_suspected_hangs | Hang Management enabled output of suspected hangs | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE |  |
_hang_resolution | Hang Management hang resolution | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE |  |  |  |  |
_hang_resolution_allow_archiving_issue_termination | Hang Management hang resolution allow archiving issue termination | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE
_hang_resolution_confidence_promotion | Hang Management hang resolution confidence promotion | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_hang_resolution_global_hang_confidence_promotion | Hang Management hang resolution global hang confidence promotion | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | FALSE | FALSE | FALSE
_hang_resolution_policy | Hang Management hang resolution policy | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | HIGH | HIGH | HIGH | HIGH | HIGH
_hang_resolution_promote_process_termination | Hang Management hang resolution promote process termination | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_hang_resolution_scope | Hang Management hang resolution scope | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | OFF | PROCESS | PROCESS | PROCESS | PROCESS
_hang_short_stacks_output_enabled | if TRUE hang manager outputs short stacks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE |
_hang_signature_list_match_output_frequency | Hang Signature List matched output frequency | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10
_hang_signature_list_output_frequency | Hang Signature List output frequency | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 25 |  |  |  |
_hang_statistics_collection_interval | Hang Management statistics collection interval in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 15 | 15 | 15 | 15
_hang_statistics_collection_ma_alpha | Hang Management statistics collection moving average alpha | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 30 | 30 | 30 | 30
_hang_statistics_collection_react_ma_alpha | Hang Management statistics collection reactive moving average alpha | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 30 |  |  |  |
_hang_statistics_collection_react_ma_sum_delta_cnt | Hang Management statistics collection react moving average sum of deltas count | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 15 |  |  |  |
_hang_statistics_collection_smooth_ma_alpha | Hang Management statistics collection smoothed moving average alpha | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 |  |  |  |
_hang_statistics_high_io_percentage_threshold | Hang Management statistics high IO percentage threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 45 | 15 | 15
_hang_verification_interval | Hang Management verification interval in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 46 | 46 | 46 | 46
_hard_protection | if TRUE enable H.A.R.D specific format changes | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE

hash_area_size

size of in-memory hash work area

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

131072

131072

131072

131072

131072

131072

131072

131072

131072

131072

131072

131072

131072

131072

131072

131072

131072

131072

131072

hash_join_enabled | enable/disable hash join | Regular | Regular | Regular | Regular | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_hash_multiblock_io_count | number of blocks hash join will read/write at once | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_hb_redo_msg_interval | BOC HB redo message interval in ms | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100 | 100 | 100 | 100
_heur_deadlock_resolution_secs | the heuristic wait time per node for deadlock resolution | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
hi_shared_memory_address | SGA starting address (high order 32-bits on 64-bit platforms) | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_high_priority_process_num_yields_before_sleep | the number of yields performed by high priority processesbefore they sleep | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  | 1000 | 1000 |  |  |  |
_high_priority_process_num_yields_before_sleep | the number of yields performed by high priority processesbefore they sleep | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  | 1000 | 1000 |  |  |  |  |  |  |
_high_priority_processes | High Priority Process Name Mask | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | LMS* | LMS* | LMS* | LMS*|VKTM | LMS*|VKTM | LMS*|VKTM | LMS*|VKTM | LMS*|VKTM | LMS*|VKTM | LMS*|VKTM
_high_server_threshold | high server thresholds | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_highres_drift_allowed_sec | allowed highres timer drift for VKTM | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1
_highthreshold_undoretention | high threshold undo_retention in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 4294967294 |  |  |  |  |  |  |
_highthreshold_undoretention | high threshold undo_retention in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4294967294 | 4294967294 | 4294967294 | 4294967294 | 4294967294
_hj_bit_filter_threshold | hash-join bit filtering threshold (0 always enabled) | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50
_hm_analysis_oradebug_node_dump_level | the oradebug node dump level for hang manager hang analysis | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 |  |
_hm_analysis_oradebug_sys_dump_level | the oradebug system state level for hang manager hang analysis | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_hm_analysis_output_disk | if TRUE the hang manager outputs hang analysis results to disk | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE |  |
_hm_enable_user_app_checks | Hang Management user application checks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |
_hm_log_incidents | Hang Manager incident logging | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE |  |  |  |  |
_hm_long_wait_time_threshold | Long session wait time threshold in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
_hm_verification_interval | the hang manager verification interval | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 60 | 60 | 30 |  |  |  |

hs_autoregister

enable automatic server DD updates in HS agent self-registration

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

_hwm_sync_threshold | HWM synchronization threshold in percentage | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  | 10 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_hwm_sync_threshold | HWM synchronization threshold in percentage | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10

_idl_conventional_index_maintenance

enable conventional index maintenance for insert direct load

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

_idle_session_kill_enabled | enables or disables resource manager session idle limit checks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE

_idxrb_rowincr

proportionality constant for dop vs. rows in index rebuild

N/A

N/A

N/A

N/A

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

100000000

100000000

100000000

100000000

100000000

100000000

100000000

100000000

100000000

100000000

100000000

100000000

100000000

100000000

100000000

ifile | include file in init.ora | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

_ignore_desc_in_index

ignore DESC in indexes, sort those columns ascending anyhow

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_ignore_edition_enabled_for_EV_creation | ignore schema's edition-enabled status during EV creation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_ignore_fg_deps | ignore fine-grain dependencies during invalidation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ignored_tbs_list | ignored tablespace list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_image_redo_gen_delay | Image redo generation delay in centi-seconds (direct write mode) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0
_immediate_commit_propagation | if TRUE, propagate commit SCN immediately | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_improved_outerjoin_card | improved outer-join cardinality calculation | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_improved_row_length_enabled | enable the improvements for computing the average row length | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_imr_active | Activate Instance Membership Recovery feature | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_imr_avoid_double_voting | Avoid device voting for CSS reconfig during IMR | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_imr_device_type | Type of device to be used by IMR | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | controlfile | controlfile | controlfile | controlfile | controlfile | controlfile | controlfile
_imr_disk_voting_interval | Maximum wait for IMR disk voting (seconds) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
_imr_diskvote_implementation | IMR disk voting implementation method | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | auto | auto | auto | auto | auto
_imr_evicted_member_kill | IMR issue evicted member kill after a wait | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_imr_evicted_member_kill_wait | IMR evicted member kill wait time in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20 | 20 | 20 | 20
_imr_extra_reconfig_wait | Extra reconfiguration wait in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10
_imr_highload_threshold | IMR system highload threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_imr_max_reconfig_delay | Maximum Reconfiguration delay (seconds) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 75 | 75 | 75 | 75 | 75
_imr_splitbrain_res_wait | Maximum wait for split-brain resolution (seconds) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 0 | 0 | 0 | 0 | 0
_imr_systemload_check | Perform the system load check during IMR | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_imr_testing | IMR internal testing parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_imu_pools | in memory undo pools | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
_in_memory_tbs_search | FALSE - disable fast path for alter tablespace read only | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_in_memory_undo | Make in memory undo for top level transactions | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_incremental_recovery_ckpt_min_batch | minimum number of writes for incremental recovery ckpt every second | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 30 | 30 | 30 | 30 | 300 | 30 | 30 | 500 | 500 | 500 | 500 | 500
_index_join_enabled | enable the use of index joins | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_index_partition_large_extents | Enables large extent allocation for partitioned indices | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_index_prefetch_factor | index prefetching factor | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100
_index_scan_check_skip_corrupt | check and skip corrupt blocks during index scans | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_index_scan_check_stopkey | check stopkey during index range scans | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE
_init_granule_interval | number of granules to process for deferred cache | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10

_init_sql_file

File containing SQL statements to execute upon database creation

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

?/rdbms/admin/sql.bsq

_init_tempfile_on_open | if TRUE re-init tempfile bitmaps on db open whenever possible | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  | FALSE | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |
_initial_file_size | Initial size used for file creation when file size not known | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 50 | 50 | 50 | 50 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_inject_startup_fault | inject fault in the startup code | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_inline_sql_in_plsql | inline SQL in PL/SQL | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_inplace_update_retry | inplace update retry for ora1551 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_inquiry_retry_interval | if greater than 0 enables inquiry retry after specified interval | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  | 3 | 3 |  |  |  |  |  |  |
_inquiry_retry_interval | if greater than 0 enables inquiry retry after specified interval | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 3 | 3 | 3 | 3 | 3
_insert_ctas_dependency | determines if ctas cursors insert a dependency on the base table | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE |  |  |  |  |  |  |
_insert_enable_hwm_brokered | during parallel inserts high water marks are brokered | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_inst_locking_period | period an instance can retain a newly acquired level1 bitmap | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
instance_groups | list of instance group names | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
instance_name | instance name supported by the instance | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 9204 | 9206 | 9207 | 9208 | 10103 | 10104 | 10105 | 10201 | 10202 | 10203 | 10204 | 10205 | 11106 | 11107 | 11201 | 11202 | 11203 | 11204 | 12101_RHEL6
instance_number | instance number | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_instance_type | type of instance to be executed | Hidden | Hidden | Hidden | Hidden | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | RDBMS | RDBMS | RDBMS | RDBMS | RDBMS | RDBMS | RDBMS | RDBMS | RDBMS | RDBMS | RDBMS | RDBMS | RDBMS | RDBMS | RDBMS | RDBMS | RDBMS | RDBMS | RDBMS
instant_restore | instant repopulation of datafiles | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
_interconnect_checksum | if TRUE, checksum interconnect blocks | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_intrapart_pdml_enabled | Enable intra-partition updates/deletes | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE

_intrapart_pdml_randomlocal_enabled

Enable intra-partition updates/deletes with random local dist

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

_io_internal_test | I/O internal testing parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0
_io_osd_param | OSD specific parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1
_io_resource_manager_always_on | io resource manager always on | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_io_shared_pool_size | Size of I/O buffer pool from SGA | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304
_io_slaves_disabled | Do not use I/O slaves | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_io_statistics | if TRUE, ksfd I/O statistics are collected | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_iocalibrate_init_ios | iocalibrate init I/Os per process | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2
_iocalibrate_max_ios | iocalibrate max I/Os per process | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_ioq_fanin_multiplier | IOQ miss count before a miss exception | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 2
_ior_serialize_fault | inject fault in the ior serialize code | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_iorm_tout | IORM scheduler timeout value in msec | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_ioslave_batch_count | Per attempt IOs picked | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_ioslave_issue_count | IOs issued before completion check | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500
_ipc_fail_network | Simulate cluster network failer | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_ipc_test_failover | Test transparent cluster network failover | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_ipc_test_mult_nets | simulate multiple cluster networks | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_ipddb_enable | Enable IPD/DB data collection | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | TRUE
java_jit_enabled | Java VM JIT enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
java_max_sessionspace_size | max allowed size in bytes of a Java sessionspace | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0

java_pool_size

size in bytes of java pool

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

25165824

25165824

25165824

25165824

25165824

25165824

25165824

25165824

25165824

25165824

25165824

25165824

25165824

25165824

25165824

25165824

25165824

4194304

4194304

java_restrict | Restrict Java VM Access | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | none |
java_soft_sessionspace_limit | warning limit on size in bytes of a Java sessionspace | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_job_queue_interval | Wakeup interval in seconds for job queue co-ordinator | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
job_queue_processes | maximum number of job queue slave processes | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 4 | 4 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_k2q_latches | number of k2q latches | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kcfis_automem_level | Set auto memory management control for kcfis memory allocation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1
_kcfis_block_dump_level | Smart IO block dump level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_kcfis_caching_enabled | enable kcfis intra-scan session caching | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kcfis_cell_passthru_dataonly | Allow dataonly passthru for smart scan | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE
_kcfis_cell_passthru_enabled | Do not perform smart IO filtering on the cell | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_kcfis_cell_passthru_fromcpu_enabled | Enable automatic passthru mode when cell CPU util is too high | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE
_kcfis_celloflsrv_passthru_enabled | Enable offload server usage for passthru operations | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_kcfis_celloflsrv_usage_enabled | Enable offload server usage for offload operations | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE
_kcfis_disable_platform_decryption | Don't use platform-specific decryption on the storage cell | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_kcfis_dump_corrupt_block | Dump any corrupt blocks found during smart IO | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | TRUE | TRUE | TRUE
_kcfis_fast_response_enabled | Enable smart scan optimization for fast response (first rows) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_kcfis_fast_response_initiosize | Fast response - The size of the first IO in logical blocks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2
_kcfis_fast_response_iosizemult | Fast response - (next IO size = current IO size * this parameter) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4 | 4 | 4 | 4
_kcfis_fast_response_threshold | Fast response - the number of IOs after which smartIO is used | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1048576 | 1048576 | 1048576 | 1048576
_kcfis_fastfileinit_disabled | Don't use ffi during file creation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
_kcfis_io_prefetch_size | Smart IO prefetch size for a cell | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 | 8 | 8 | 8
_kcfis_ioreqs_throttle_enabled | Enable Smart IO requests throttling | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_kcfis_kept_in_cellfc_enabled | Enable usage of cellsrv flash cache for kept objects | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_kcfis_large_payload_enabled | enable large payload to be passed to cellsrv | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_kcfis_max_appliances | Max. appliances in a KCFIS session | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 40 |  |  |  |  |  |
_kcfis_max_cached_sessions | Sets the maximum number of kcfis sessions cached | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10
_kcfis_max_out_translations | Sets the maximum number of outstanding translations in kcfis | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5000 | 5000 | 5000 | 5000
_kcfis_metadata_io_write_enabled | enables writes that combine metadata and IO requests | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE |  |  |  |
_kcfis_nonkept_in_cellfc_enabled | Enable use of cellsrv flash cache for non-kept objects | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_kcfis_oss_io_size | KCFIS OSS I/O size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kcfis_rdbms_blockio_enabled | Use block IO instead of smart IO in the smart IO module on RDBMS | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_kcfis_read_buffer_limit | KCFIS Read Buffer (per session) memory limit in bytes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kcfis_reuse_any_cached_enabled | enable kcfis reuse of a kcfis caching entry with key mismatch | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE |  |  |  |
_kcfis_spawn_debugger | Decides whether to spawn the debugger at kcfis initialize | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_kcfis_stats_level | sets kcfis stats level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_kcfis_storageidx_diag_mode | Debug mode for storage index on the cell | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | 0 | 0 | 0 | 0
_kcfis_storageidx_disabled | Don't use storage index optimization on the storage cell | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_kcfis_trace_bucket_size | KCFIS tracing bucket size in bytes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 131072 | 131072 | 131072 | 131072
_kcfis_trace_level | sets kcfis tracing level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 |
_kcfis_work_set_appliances | Working Set of appliances in a KCFIS session | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 6 | 1 | 2 | 2 | 2 | 2 |
_kcl_commit | if TRUE, call kjbcommit | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE

_kcl_conservative_log_flush

if TRUE, conservatively log flush before CR serving

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_kcl_debug | if TRUE, record le history | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kcl_index_split | if TRUE, reject pings on blocks in middle of a split | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kcl_name_table_latches | number of name table latches (DFS) | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16 | 16 | 16 | 16 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_kcl_recovery_read_batch | recovery read batch size (DFS) | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8 | 8 | 8 | 8 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_kcl_undo_grouping | grouping for undo block locks | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |  |  |  |  |  |  |
_kcl_undo_locks | number of locks per undo segment | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 |  |  |  |  |  |  |
_kcl_use_cr | if TRUE, use Fusion CR buffers (DFS) | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | TRUE | TRUE | TRUE | TRUE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_kd_symtab_chk | enable or disable symbol table integrity block check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_kdbl_enable_post_allocation | allocate dbas after populating data buffers | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdi_avoid_block_checking | avoid index block checking on sensitive opcodes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdic_segarr_sz | size threshold for segmented arrays for seg_info_kdicctx | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_kdis_reject_level | b+tree level to enable rejection limit | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 24 | 24 | 24 | 24 | 24
_kdis_reject_level | b+tree level to enable rejection limit | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 24 |  |  |  |  |  |  |
_kdis_reject_limit | #block rejections in space reclamation before segment extension | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 5 |  |  |  |  |  |  |
_kdis_reject_limit | #block rejections in space reclamation before segment extension | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5
_kdis_reject_ops | enable rejection heuristic for branch splits | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |
_kdis_reject_ops | enable rejection heuristic for branch splits | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_kdli_STOP_bsz | undocumented parameter for internal use only | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdli_STOP_dba | undocumented parameter for internal use only | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdli_STOP_fsz | undocumented parameter for internal use only | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdli_STOP_nio | undocumented parameter for internal use only | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdli_STOP_tsn | undocumented parameter for internal use only | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdli_allow_corrupt | allow corrupt filesystem_logging data blocks during read/write | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdli_buffer_inject | use buffer injection for CACHE [NO]LOGGING lobs | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdli_cache_inode | cache inode state across calls | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdli_cache_read_threshold | minimum lob size for cache->nocache read (0 disables heuristic) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdli_cache_size | maximum #entries in inode cache | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 8 | 8 | 8 | 8 | 8 | 8 | 8
_kdli_cache_verify | verify cached inode via deserialization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdli_cache_write_threshold | minimum lob size for cache->nocache write (0 disables heuristic) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdli_cacheable_length | minimum lob length for inode cacheability | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdli_checkpoint_flush | do not invalidate cache buffers after write | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdli_dbc | override db_block_checking setting for securefiles | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | none | none | none | none | none
_kdli_delay_flushes | delay flushing cache writes to direct-write lobs | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdli_flush_cache_reads | flush cache-reads data blocks after load | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | FALSE | FALSE | FALSE
_kdli_flush_injections | flush injected buffers of CACHE NOLOGGING lobs before commit | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdli_force_cr | force CR when reading data blocks of direct-write lobs | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdli_force_cr_meta | force CR when reading metadata blocks of direct-write lobs | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdli_force_storage | force storage settings for all lobs | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | none | none | none | none | none | none | none
_kdli_full_readahead_threshold | maximum lob size for full readahead | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdli_inject_assert | inject asserts into the inode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdli_inject_batch | buffer injection batch size [1, KCBNEWMAX] | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_kdli_inject_crash | inject crashes into the inode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdli_inline_xfm | allow inline transformed lobs | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdli_inode_preference | inline inode evolution preference (data, headless, lhb) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | data | data | data | data | data | data | data
_kdli_inplace_overwrite | maximum inplace overwrite size (> chunksize) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_kdli_itree_entries | #entries in lhb/itree blocks (for testing only) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdli_memory_protect | trace accesses to inode memory outside kdli API functions | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdli_oneblk | allocate chunks as single blocks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE
_kdli_preallocation_mode | preallocation mode for lob growth | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | length | length | length | length
_kdli_preallocation_pct | percentage preallocation [0 .. inf) for lob growth | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_kdli_rci_lobmap_entries | #entries in RCI lobmap before migration to lhb | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 255 | 255 | 255 | 255 | 255 | 255 | 255
_kdli_readahead_limit | shared/cached IO readahead limit | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdli_readahead_strategy | shared/cached IO readahead strategy | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | contig | contig | contig | contig | contig | contig | contig
_kdli_recent_scn | use recent (not dependent) scns for block format/allocation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdli_reshape | reshape an inode to inline or headless on length truncation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdli_safe_callbacks | invoke inode read/write callbacks safely | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdli_sio_async | asynchronous shared IO | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdli_sio_backoff | use exponential backoff when attempting SIOP allocations | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdli_sio_bps | maximum blocks per IO slot | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdli_sio_dop | degree-of-parallelism in the SIO keep pool | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 2
_kdli_sio_fbwrite_pct | percentage of buffer used for direct writes in flashback-db | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 35 | 35 | 35 | 35
_kdli_sio_fgio | reap asynchronous IO in the foreground | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdli_sio_fileopen | shared IO fileopen mode: datasync vs nodatasync vs async | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | nodsync | none | none | none | none | none | none
_kdli_sio_flush | enable shared IO pool operations | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdli_sio_free | free IO buffers when not in active use | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdli_sio_min_read | shared IO pool read threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdli_sio_min_write | shared IO pool write threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdli_sio_nbufs | maximum #IO buffers to allocate per session | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 8 | 8 | 8 | 8 | 8 | 8 | 8
_kdli_sio_niods | maximum #IO descriptors to allocate per session | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 8 | 8 | 8 | 8 | 8 | 8 | 8
_kdli_sio_on | enable shared IO pool operations | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdli_sio_pga | use PGA allocations for direct IO | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdli_sio_pga_top | PGA allocations come from toplevel PGA heap | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdli_sio_strategy | shared IO strategy: block vs. extent | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | auto | extent | extent | extent | extent | extent | extent
_kdli_sio_write_pct | percentage of buffer used for direct writes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100 | 100 | 100 | 100
_kdli_small_cache_limit | size limit of small inode cache | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 32 | 32 | 32 | 32 | 32 | 32 | 32
_kdli_sort_dbas | sort dbas during chunkification | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdli_space_cache_limit | maximum size of the space cache in #blocks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048
_kdli_squeeze | compact lobmap extents with contiguous dbas | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdli_timer_dmp | dump inode timers on session termination | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdli_timer_trc | trace inode timers to uts/tracefile | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdli_trace | inode trace level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdli_vll_direct | use skip-navigation and direct-positioning in vll-domain | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE
_kdlu_max_bucket_size | UTS kdlu bucket size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304
_kdlu_max_bucket_size_mts | UTS kdlu bucket size for mts | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 131072 | 131072 | 131072 | 131072 | 131072 | 131072 | 131072
_kdlu_trace_layer | UTS kdlu per-layer trace level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdlu_trace_session | UTS session dump | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 |
_kdlu_trace_system | UTS system dump | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdlw_enable_ksi_locking | enable ksi locking for lobs | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdlw_enable_write_gathering | enable lob write gathering for sql txns | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdlwp_flush_threshold | WGC flush threshold in bytes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304 | 4194304
_kdlxp_cmp_subunit_size | size of compression sub-unit in bytes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144
_kdlxp_dedup_flush_threshold | deduplication flush threshold in bytes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 8388608 | 8388608 | 8388608 | 8388608 | 8388608 | 8388608 | 8388608
_kdlxp_dedup_hash_algo | secure hash algorithm for deduplication - only on SecureFiles | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | SHA1 | SHA1 | SHA1 | SHA1 | SHA1 | SHA1 | SHA1
_kdlxp_dedup_inl_pctfree | deduplication pct size increase by which inlining avoided | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5
_kdlxp_dedup_prefix_threshold | deduplication prefix hash threshold in bytes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576
_kdlxp_dedup_wapp_len | deduplication length to allow write-append | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8388608 | 0 | 0 | 0
_kdlxp_lobcmpadp | enable adaptive compression - only on SecureFiles | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_kdlxp_lobcmplevel | Default securefile compression | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2
_kdlxp_lobcmprciver | Default securefile compression map version | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1
_kdlxp_lobcompress | enable lob compression - only on SecureFiles | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdlxp_lobdeduplicate | enable lob deduplication - only on SecureFiles | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdlxp_lobdedupvalidate | enable deduplicate validate - only on SecureFiles | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdlxp_lobencrypt | enable lob encryption - only on SecureFiles | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kdlxp_min_xfm_size | minimum transformation size in bytes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 32768 |  |  |  |  |  |
_kdlxp_mincmp | minimum comp ratio in pct - only on SecureFiles | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20 | 20 | 20 | 20
_kdlxp_mincmplen | minimum loblen to compress - only on SecureFiles | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 200 | 200 | 200 | 200
_kdlxp_minxfm_size | minimum transformation size in bytes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 32768 | 32768 | 32768 | 32768 | 32768 | 32768
_kdlxp_spare1 | deduplication spare 1 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kdlxp_uncmp | lob data uncompressed - only on SecureFiles | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_kdlxp_xfmcache | enable xfm cache - only on SecureFiles | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdt_buffering | control kdt buffering for conventional inserts | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kdtgsp_retries | max number of retries in kdtgsp if space returns same block | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 5 |  |  |  |  |  |  |
_kdtgsp_retries | max number of retries in kdtgsp if space returns same block | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1024 | 1024 | 1024 | 1024
_kdu_array_depth | array update retry recursion depth limits | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 16 | 16 | 16 | 16 | 16 | 16
_kdz_hcc_flags | Miscellaneous HCC flags | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_kdz_hcc_track_upd_rids | Enable rowid tracking during updates | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | FALSE
_kebm_nstrikes | kebm # strikes to auto suspend an action | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 3 | 3 | 3 | 3 | 3 | 3
_kebm_suspension_time | kebm auto suspension time in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 82800 | 82800 | 82800 | 82800 | 82800 | 82800 | 82800
_keep_19907_during_recovery | keep until scn within recovery target check in recovery | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
_keep_recovery_buffers | if TRUE, make recovery buffers current (DFS) | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_keep_remote_column_size | remote column size does not get modified | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kernel_message_network_driver | kernel message network driver | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kes_parse_model | SQL Tune/SPA KES Layer Parse Model control parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2
_kffmap_hash_size | size of kffmap_hash table | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024
_kffmop_chunks | number of chunks of kffmop's | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 42 | 42
_kffmop_hash_size | size of kffmop_hash table | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048
_kfm_disable_set_fence | disable set fence calls and revert to default (process fence) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kghdsidx_count | max kghdsidx count | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_kgl_bucket_count | Library cache hash table bucket count (2^_kgl_bucket_count * 256) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9
_kgl_cap_hd_alo_stacks | capture stacks for library cache handle allocation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_kgl_cluster_lock | Library cache support for cluster lock | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_kgl_cluster_lock_read_mostly | Library cache support for cluster lock read mostly optimization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_kgl_cluster_pin | Library cache support for cluster pins | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_kgl_debug | Library cache debugging | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_kgl_features_enabled | Library cache features enabled bits | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 |  |  |  |  |
_kgl_fixed_extents | fixed extent size for library cache memory allocations | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kgl_hash_collision | Library cache name hash collision possible | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kgl_heap_size | extent size for library cache heap 0 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 4096 | 4096 | 4096 | 4096 | 4096
_kgl_hot_object_copies | Number of copies for the hot object | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_kgl_keep_cache_pct | KGL keep cache minimum threshold | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 |  |  |  |  |  |  |
_kgl_keep_cache_retain_pct | KGL keep cache retain threshold | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |  |  |  |  |  |  |
_kgl_kqr_cap_so_stacks | capture stacks for library and row cache state objects | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kgl_large_heap_warning_threshold | maximum heap size before KGL writes warnings to the alert log | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 2097152 | 52428800 | 52428800 | 52428800 | 52428800 | 52428800 | 52428800 | 52428800 | 52428800 | 52428800 | 52428800 | 52428800
_kgl_latch_count | number of library cache latches | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kgl_message_locks | RAC message lock count | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 64 | 64 | 64 | 64 | 64 | 64 | 64
_kgl_min_cached_so_count | Minimum cached SO count. If > 1 can help find SO corruptions | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1
_kgl_multi_instance_invalidation | whether KGL to support multi-instance invalidations | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE |  |  |  |
_kgl_multi_instance_lock | whether KGL to support multi-instance locks | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE |  |  |  |
_kgl_multi_instance_pin | whether KGL to support multi-instance pins | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE |  |  |  |
_kgl_mutex_wait_time | KGL mutex wait time | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 |  |  |
_kgl_session_cached_objects | maximum length of the KGL object cache lru | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |  |  |  |  |  |  |
_kgl_so_stack_depth | The depth of the stack capture for SO get or free | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 16 | 16 |  |  |  |  |
_kgl_time_to_wait_for_locks | time to wait for locks and pins before timing out | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15
_kglsim_maxmem_percent | max percentage of shared pool size to be used for KGL advice | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
_kgsb_threshold_size | threshold size for base allocator | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 16777216 | 16777216 | 16777216 | 16777216 | 16777216 | 16777216 | 16777216
_kgx_latches | # of mutex latches if CAS is not supported. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 512 | 512 | 512 | 512 | 512 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024
_kgx_spin_count | Mutex spin count | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  | 255 | 255 | 255 | 255 | 255 | 255 |  |  |
_kill_diagnostics_timeout | timeout delay in seconds before killing enqueue blocker | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60
_kill_enqueue_blocker | if greater than 0 enables killing enqueue blocker | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | 1 | 1 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_kill_enqueue_blocker | if greater than 0 enables killing enqueue blocker | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  | 2 |  |  |  |  |  |  |  |  |  |  |  |
_kill_java_threads_on_eoc | Kill Java threads and do sessionspace migration at end of call | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kill_session_dump | Process dump on kill session immediate | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_kjltmaxgt | record latch requests that takes longer than this many us | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1000 | 1000
_kjltmaxht | record latch reqeust that are held longer than this many us | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1000 | 1000
_kjlton | track DLM latch usage on/off | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_kkdlgon_max_iter | kkdlgon maximum number of iterations | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  | 20000 | 20000 | 20000 | 20000 |  |  |  |  |
_kkfi_trace | trace expression substitution | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kks_cached_parse_errors | KKS cached parse errors | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 |
_kks_free_cursor_stat_pct | percentage of cursor stats buckets to scan on each load, in 1/10th of a percent | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_kks_use_mutex_pin | Turning on this will make KKS use mutex for cursor pins. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE |  |  |  |  |
_kokli_cache_size | Size limit of ADT Table Lookup Cache | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 32 | 32 | 128 | 128 | 128 | 128 | 128
_kokln_current_read | Make all LOB reads for this session 'current' reads | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_kolfuseslf | allow kolf to use slffopen | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_kql_subheap_trace | tracing level for library cache subheap level pins | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kqr_optimistic_reads | optimistic reading of row cache objects | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_ksb_disable_diagpid | disable the call to ksb_diagpid | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |
_ksb_disable_diagpid | disable the call to ksb_diagpid | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |  |  |  |  |  |
_ksb_restart_clean_time | process uptime for restarts | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000
_ksb_restart_policy_times | process restart policy times in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0, 60, 120, 240 | 0, 60, 120, 240 | 0, 60, 120, 240 | 0, 60, 120, 240 | 0, 60, 120, 240 | 0, 60, 120, 240 | 0, 60, 120, 240
_ksd_test_param | KSD test parmeter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 999 | 999 | 999 | 999 | 999 | 999 | 999 | 999 | 999 | 999 | 999 | 999
_ksdx_charset_ratio | ratio between the system and oradebug character set | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_ksdxdocmd_default_timeout_ms | default timeout for internal oradebug commands | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000
_ksdxdocmd_enabled | if TRUE ksdxdocmd* invocations are enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_ksdxw_cini_flg | ksdxw context initialization flag | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_ksdxw_nbufs | ksdxw number of buffers in buffered mode | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_ksdxw_num_pgw | number of watchpoints on a per-process basis | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_ksdxw_num_sgw | number of watchpoints to be shared by all processes | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_ksdxw_stack_depth | number of PCs to collect in the stack when watchpoint is hit | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4
_kse_die_timeout | amount of time a dying process is spared by PMON (in centi-secs) | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 60000 | 60000 | 60000 | 60000 | 60000 | 60000 | 60000 | 60000 | 60000 | 60000 | 60000 | 60000 | 60000 | 60000 | 60000
_kse_pc_table_size | kse pc table cache size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256
_kse_signature_entries | number of entries in the kse stack signature cache | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kse_signature_limit | number of stack frames to cache per kse signature | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 7 | 7 | 7 | 7 | 7 | 7 | 7
_kse_snap_ring_record_stack | should error snap ring entries show a short stack trace | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_kse_snap_ring_size | ring buffer to debug internal error 17090 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kse_trace_int_msg_clear | enables soft assert of KGECLEAERERROR is cleares an interrupt message | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_ksfd_verify_write | verify asynchronous writes issued through ksfd | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_ksi_clientlocks_enabled | if TRUE, DLM-clients can provide the lock memory | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_ksi_trace | KSI trace string of lock type(s) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ksi_trace_bucket | memory tracing: use ksi-private or rdbms-shared bucket | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | PRIVATE | PRIVATE | PRIVATE | PRIVATE | PRIVATE | PRIVATE | PRIVATE
_ksi_trace_bucket_size | size of the KSI trace bucket | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192
_ksm_post_sga_init_notif_delay_secs | seconds to delay instance startup at sga initialization (post) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_ksm_post_sga_init_notif_delay_secs | seconds to delay instance startup at sga initialization (post) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_ksm_pre_sga_init_notif_delay_secs | seconds to delay instance startup at sga initialization (pre) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_ksm_pre_sga_init_notif_delay_secs | seconds to delay instance startup at sga initialization (pre) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_ksmb_debug | ksmb debug flags | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_ksmd_protect_mode | KSMD protect mode for catching stale access | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | off | off | off | off | off | off | off
_ksmg_granule_locking_status | granule locking status | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1

_ksmg_granule_size

granule size in bytes

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

4194304

4194304

4194304

4194304

4194304

4194304

4194304

4194304

4194304

4194304

4194304

4194304

4194304

4194304

4194304

4194304

4194304

4194304

4194304

_ksmg_lock_check_interval | timeout action interval in minutes | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ksmg_lock_reacquire_count | repeat count for acquisition of locks | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
_kspol_tac_timeout | timeouts for TAC registerd by kspol | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5 | 5
_kspptbl_mem_usage | amount of memory used for unused session parameter tables | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  | 113112 | 114072 | 115800 |  |  |  |  |  |  |  |  |  |  |  |
_ksr_unit_test_processes | number of ksr unit test processes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_kss_callstack_type | state object callstack trace type | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_kss_quiet | if TRUE access violations during kss dumps are not recorded | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_ksu_diag_kill_time | number of seconds ksuitm waits before killing diag | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
_ksuitm_addon_trccmd | command to execute when dead processes don't go away | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ksuitm_dont_kill_dumper | delay inst. termination to allow processes to dump | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_ksv_dynamic_flags1 | ksv dynamic flags 1 - override default behavior | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_ksv_max_spawn_fail_limit | bg slave spawn failure limit | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5 | 5
_ksv_pool_hang_kill_to | bg slave pool terminate timeout | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_ksv_pool_wait_timeout | bg slave pool wait limit | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 600 | 600 | 600 | 600 | 600 | 600 | 600
_ksv_static_flags1 | ksv static flags 1 - override default behavior | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_ksvppktmode | ksv internal pkt test | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_ksxp_compat_flags | ksxp compat flags | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_ksxp_compat_flags | ksxp compat flags | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_ksxp_diagmode | set to OFF to disable automatic slowsend diagnostics | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  | AUTO | AUTO | OFF | OFF | OFF | OFF | OFF | OFF | OFF | OFF | OFF | OFF | OFF | OFF
_ksxp_disable_clss | disable CLSS interconnects | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_ksxp_disable_dynamic_loading | disable dynamic loadin of lib skgxp | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_ksxp_disable_ipc_stats | disable ipc statistics | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_ksxp_disable_rolling_migration | disable possibility of starting rolling migration | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_ksxp_dump_timeout | set timeout for kjzddmp request | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20 | 20
_ksxp_dynamic_skgxp_param | dynamic skgxp parameters | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ksxp_dynamic_skgxp_param | dynamic skgxp parameters | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ksxp_exa_ip_config | ksxp exa ip config | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |
_ksxp_if_config | ksxp if config flags | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_ksxp_init_stats_bkts | initial number arrays for ipc statistics | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_ksxp_lwipc_enabled | enable lwipc for KSXP | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | 0
_ksxp_max_stats_bkts | max. arrays for ipc statistics | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_ksxp_ping_enable | disable dynamic loadin of lib skgxp | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_ksxp_ping_polling_time | max. arrays for ipc statistics | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_ksxp_proto_ver | ksxp proto ver | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_ksxp_reaping | tune ksxp layer reaping limit | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 50
_ksxp_reporting_process | reporting process for KSXP | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | LMD0 | LMD0 | LMD0 | LMD0 | LMD0 | LMD0 | LMD0 | LMD0 | LMD0 | LMD0 | LMD0 | LMD0
_ksxp_send_timeout | set timeout for sends queued with the inter-instance IPC | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300
_ksxp_skgxp_ant_options | SKGXP ANT options | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ksxp_skgxp_compat_library_path | over-ride default location of lib skgxp compat | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ksxp_skgxp_ctx_flags1 | IPC debug options flags (RAC) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_ksxp_skgxp_ctx_flags1mask | IPC debug options flags mask (RAC) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_ksxp_skgxp_dynamic_protocol | IPC protocol override (RAC) (0/-1=*,2=UDP,3=RDS,!0x1000=ipc_X) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 4096 | 4096 | 4096 | 4096 | 4096 | 4096
_ksxp_skgxp_inets | limit SKGXP networks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ksxp_skgxp_library_path | over-ride default location of lib skgxp | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ksxp_skgxp_rgn_ports | region socket limits (0xFFFFNNXX): F=flags, N=min, X=max | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_ksxp_skgxp_spare_param1 | ipc ksxp spare parameter 1 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ksxp_skgxp_spare_param2 | ipc ksxp spare parameter 2 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ksxp_skgxp_spare_param3 | ipc ksxp spare parameter 3 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ksxp_skgxp_spare_param4 | ipc ksxp spare parameter 4 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ksxp_skgxp_spare_param5 | ipc ksxp spare parameter 5 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ksxp_skgxpg_last_parameter | last defined skgxpg parameter - ksxp | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 26 | 26 | 26 | 27 | 27
_ksxp_stats_mem_lmt | limit ipc statistics memory. this parameter is a percentage value | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_ksxp_testing | KSXP test parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_ksxp_unit_test_byte_transformation | enable byte transformation unit test | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_ksxp_usemd | use skgxp md optimization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |
_ksxp_wait_flags | tune ksxpwait | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_ktb_debug_flags | ktb-layer debug flags | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_ktc_debug | for ktc debug | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_ktc_debug | for ktc debug | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  |  |  |  |  |
_ktc_latches | number of ktc latches | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_ktslj_segext_max_mb | segment pre-extension max size in MB (0: unlimited) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_ktslj_segext_retry | segment pre-extension retry | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5
_ktslj_segext_warning | segment pre-extension warning threshold in percentage | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10
_ktslj_segext_warning_mb | segment pre-extension warning threshold in MB | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_ktspsrch_maxsc | maximum segments supported by space search cache | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  | 32 | 32 | 32 | 1024 | 1024 | 1024 | 1024 | 1024
_ktspsrch_maxskip | space search cache rejection skip upper limit | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5
_ktspsrch_scchk | cleanout check time of space search cache | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 60 | 60
_ktspsrch_scexp | expiration time of space search cache | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 60 | 60
_ktst_rss_max | maximum temp extents to be released across instance | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1000 | 1000
_ktst_rss_min | minimum temp extents to be released across instance | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100 | 100
_ktst_rss_retry | maximum retries of sort segment release | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2
_kttext_warning | tablespace pre-extension warning threshold in percentage | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5 | 5
_ktu_latches | number of KTU latches | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_ku_trace | datapump trace parameter | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | none | none | none | none | none | none | none | none | none | none | none | none | none | none | none
_large_pool_min_alloc | minimum allocation size in bytes for the large allocation pool | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 16000 | 16000 | 16000 | 65536 | 65536 | 16000 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536
large_pool_size | size in bytes of large pool | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_last_allocation_period | period over which an instance can retain an active level1 bitmap | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
_latch_class_0 | latch class 0 | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_latch_class_1 | latch class 1 | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_latch_class_2 | latch class 2 | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_latch_class_3 | latch class 3 | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_latch_class_4 | latch class 4 | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_latch_class_5 | latch class 5 | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_latch_class_6 | latch class 6 | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_latch_class_7 | latch class 7 | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_latch_classes | latch classes override | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_latch_miss_stat_sid | Sid of process for which to collect latch stats | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_latch_recovery_alignment | align latch recovery structures | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | 998 | 998 | 998 | 998 | 998 | 998 | 998 | 998 | 998 | 998 | 998 | 998 | 65534 | 65534 | 65534 | 65534 | 65534 | 65534 |
ldap_directory_access | RDBMS's LDAP access option | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE
ldap_directory_sysauth | OID usage parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | no | no | no | no | no | no | no

_ldr_io_size

size of write IOs used during a load operation

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

262144

262144

262144

262144

262144

262144

262144

262144

262144

262144

262144

262144

262144

262144

262144

262144

262144

262144

262144

_ldr_io_size2 | size of write IOs used during a load operation of EHCC with HWMB | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1048576 | 1048576 | 1048576
_ldr_pga_lim | pga limit, beyond which new partition loads are delayed | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_left_nested_loops_random | enable random distribution method for left of nestedloops | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_lgwr_async_broadcasts | LGWR Asynchronous Broadcasts enabling boolean flag | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE |  |  |  |
_lgwr_async_io | LGWR Asynchronous IO enabling boolean flag | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | TRUE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |
_lgwr_delay_write | LGWR write delay for debugging | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_lgwr_io_slaves | LGWR I/O slaves | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_lgwr_max_ns_wt | Maximum wait time for lgwr to allow NetServer to progress | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5 | 5 | 5 | 5 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_lgwr_ns_nl_max | Variable to simulate network latency or buffer threshold | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_lgwr_ns_nl_min | Variable to simulate network latency or buffer threshold | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500
_lgwr_ns_sim_err | Variable to simulate errors lgwrns | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_lgwr_posts_for_pending_bcasts | LGWR posts commit waiters for pending broadcasts | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_lgwr_ta_sim_err | Variable to simulate errors lgwr true async | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_library_cache_advice | whether KGL advice should be turned on | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
license_max_sessions | maximum number of non-system user sessions allowed | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
license_max_users | maximum number of named users that can be created in the database | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
license_sessions_warning | warning level for number of non-system user sessions | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_lightweight_hdrs | Lightweight headers for redo | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE

_like_with_bind_as_equality

treat LIKE predicate with bind as an equality predicate

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_limit_itls | limit the number of ITLs in OLTP Compressed Tables | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20 | 20
_linux_prepage_large_pages | prepage large pages during allocation on Linux | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE
listener_networks | listener registration networks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_activate_lms_threshold | threshold value to activate an additional lms | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100
_lm_asm_enq_hashing | if TRUE makes ASM use enqueue master hashing for fusion locks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_batch_compression_threshold | GES threshold to start compression on batch messages | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_lm_better_ddvictim | GES better deadlock victim | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_broadcast_res | Enable broadcast of highest held mode of resource. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | disable_broadcast | disable | disable | enable_broadcast
_lm_broadcast_resname | Trace string of resource type(s) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | AD | AD | AD | AD
_lm_cache_allocated_res_ratio | ratio of cached over allocated resources | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50 | 50 | 50 | 50
_lm_cache_lvl0_cleanup | how often to cleanup level 0 cache res (in sec) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_lm_cache_res_cleanup | percentage of cached resources should be cleanup | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25
_lm_cache_res_cleanup_tries | max number of batches of cached resources to free per cleanup | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10
_lm_cache_res_options | ges resource cache options | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_lm_cache_res_skip_cleanup | multiple of iniital res cache below which cleanup is skipped | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20
_lm_cache_res_type | cache resource: string of lock types(s) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TMHW | TMHW | TMHW | TMHWDI | TMHWDI | TMHWDI | TMHWDI | TMHWDI | TMHWDI | TMHWDI | TMHWDI | TMHWHVDI | TMHWHVDI | TMHWHVDI | TMHWHVDI
_lm_checksum_batch_msg | GES checksum batch messages | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | 0 | 0 | 0 | 0 | 0 | 0 | 0
_lm_checksum_batch_msg | GES checksum batch messages | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_compression_scheme | GES compression scheme | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | zlib | zlib | zlib | zlib | zlib
_lm_contiguous_res_count | number of contiguous blocks that will hash to the same HV bucket | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128
_lm_dd_ignore_nodd | if TRUE nodeadlockwait/nodeadlockblock options are ignored | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_lm_dd_interval | dd time interval in seconds | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_lm_dd_max_search_time | max dd search time per token | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 180 | 180 | 180 | 180 | 180 | 180 | 180 | 180 | 180
_lm_dd_maxdump | max number of locks to be dumped during dd validation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 50 |  |  |  |  |  |  |
_lm_dd_maxdump | max number of locks to be dumped during dd validation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 50 | 50 | 50 | 50 | 50 | 50
_lm_dd_scan_interval | dd scan interval in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
_lm_dd_search_cnt | number of dd search per token get | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
_lm_deferred_msg_timeout | deferred message timeout | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 163 | 163 | 163 | 163 | 163
_lm_direct_sends | Processes which will do direct sends | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | all | all | all | all |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_drm_banned_objs | list of objects not allowed to do drm | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_drm_batch_time | time in seconds to wait to batch drm requests | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10
_lm_drm_disable | disable drm in different level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_lm_drm_disable | disable drm in different level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_lm_drm_duration_limit | set drm object duration limit type (time/size) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_drm_duration_limit_type | set drm object time limit | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 |
_lm_drm_filter_history_window | drm filter history window | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_drm_filter_history_window_type | drm object time limit type (time/size) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 |
_lm_drm_filters | enable drm filters | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |
_lm_drm_hiload_percentage | drm high load threshold percentage | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 200 | 200 | 200 | 200
_lm_drm_lowload_percentage | drm low load threshold percentage | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 200 | 200 | 200 | 200
_lm_drm_max_banned_objs | maximum number of objects not allowed to do drm | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |
_lm_drm_max_requests | dynamic remastering maximum affinity requests processed together | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100
_lm_drm_min_interval | minimum interval in secs between two consecutive drms | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 300 | 300 | 300
_lm_drm_object_scan | enable/disable object scan to force full table scan always | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | TRUE |  |  |  |  |  |  |
_lm_drm_object_scan | enable/disable object scan to force full table scan always | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_drm_window | dynamic remastering bucket window size | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 32 | 32 | 32 | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_lm_drm_xlatch | dynamic remastering forced exclusive latches | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_lm_drmopts | enable drm scan/latch optimizations | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16 |
_lm_dump_null_lock | dump null lock in state dump | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_lm_dynamic_lms | dynamic lms invocation | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_lm_dynamic_load | dynamic load adjustment | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_dynamic_remastering | if TRUE enables dynamic remastering | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |
_lm_enable_aff_benefit_stats | enables affinity benefit computations if TRUE | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | TRUE
_lm_enq_lock_freelist | Number of ges enqueue element freelist | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_enq_rcfg | if TRUE enables enqueue reconfiguration | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_enqeue_freelist | Number of enqueue freelist | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 3 | 3 | 3 | 3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_enqueue_blocker_dump_timeout | enqueue blocker dump timeout | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 120 | 120 | 120 | 120 | 120 | 120
_lm_enqueue_blocker_kill_timeout | enqueue blocker kill timeout | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_lm_enqueue_freelist | Number of enqueue freelist | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
_lm_enqueue_timeout | enqueue suggested min timeout in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 360 | 360 | 360 | 360
_lm_fdrm_stats | gather full drm statistics | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | FALSE
_lm_file_affinity | mapping between file id and master instance number | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_file_read_mostly | mapping between read-mostly file id and master instance number | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_free_queue_threshold | GES free queue threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_lm_freeze_kill_time | timeout for killing unfrozen processes in rcfg/drm freeze step | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 30 | 30 | 30 | 30
_lm_global_posts | if TRUE deliver global posts to remote nodes | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_hb_callstack_collect_time | hb diagnostic call stack collection time in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5
_lm_hb_disable_check_list | list of process names to be disabled in heartbeat check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | none | none | none
_lm_high_load_sysload_percentage | high watermark system load percentage | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 90 | 90 | 90 | 90
_lm_high_load_threshold | high load threshold parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5
_lm_idle_connection_check | GES idle connection check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_idle_connection_check_interval | GES idle connection check interval time | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 70 | 140 | 140 | 140 | 140 | 140
_lm_idle_connection_instance_check_callout | GES idle connection instance check callout | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | TRUE
_lm_idle_connection_kill | GES idle connection kill | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_kill_fg_on_timeout | GES kill fg on IPC timeout | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_lhupd_interval | load and health update interval | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5
_lm_lmd_waittime | default wait time for lmd in centiseconds | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 4 | 4 | 4 | 4 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8
_lm_lmon_nowait_latch | if TRUE makes lmon get nowait latches with timeout loop | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_lms | number of background gcs server processes to start | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_lm_lms_priority_dynamic | enable lms priority modification | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE
_lm_lms_rt_threshold | maximum number of real time lms processes on machine | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_lms_spin | make lms not sleep | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_lm_lms_waittime | default wait time for lms in centiseconds | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 3 | 3 | 3 | 3
_lm_local_hp_enq | use static file affinity for HP enqueue mastership | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_lm_locks | number of enqueues configured for cluster database | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 12000 | 12000 | 12000 | 12000 | 12000 | 12000 | 12000 | 12000 | 12000 | 12000 | 12000 | 12000 | 12000 | 12000 | 12000 | 12000 | 12000 | 1200000 | 12000
_lm_low_load_percentage | low watermark percentage for load threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 75 | 75 | 75 | 75
_lm_master_weight | master resource weight for this instance | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_lm_max_lms | max. number of background global cache server processes | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_lm_min_lms | min. number of background global cache server processes | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  |  |  |  |  |  |
_lm_msg_batch_size | GES batch message size | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 2048 | 2048 | 2048 | 2048 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_lm_msg_cache_thresholds | GES message buffer caching threshold | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_msg_cleanup_interval | GES message buffer cleanup interval time | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000
_lm_no_lh_check | skip load and health check at decision points | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_lm_no_sync | skip reconfiguration/drm syncr/synca messaging | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_node_join_opt | cluster database node join optimization in reconfig | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_lm_non_fault_tolerant | disable cluster database fault-tolerance mode | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_lm_num_pcmhv_latches | number of latches covering the PCM HV buckets in cgs | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  |  |  |  |  |  |
_lm_num_pt_buckets | number of buckets in the object affinity hash table | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 4096 | 4096 | 4096 | 4096 | 4096 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192
_lm_num_pt_latches | number of latches in the object affinity hash table | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128
_lm_postevent_buffer_size | postevent buffer size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256
_lm_preregister_css_restype | enqueue type that requires pre-registration to css | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | CF |  |  |  |  |  |  |
_lm_preregister_css_restype | enqueue type that requires pre-registration to css | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | CF | CF | CF | CF | CF
_lm_proc_freeze_timeout | reconfiguration: process freeze timeout | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 70 | 70 | 70 | 70 | 70
_lm_process_batching | GES implicit process batching for IPC messages | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_procs | number of client processes configured for cluster database | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 127 | 127 | 127 | 127 | 127 | 127 | 127 | 320 | 320 | 320 | 320 | 320 | 320 | 320 | 320 | 320 | 320 | 320 | 320
_lm_psrcfg | enable pseudo reconfiguration | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_rac_spare_dp1 | rac parameter dp1 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_lm_rac_spare_dp1 | rac parameter dp1 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
_lm_rac_spare_dp10 | rac parameter dp10 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_dp10 | rac parameter dp10 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_dp2 | rac parameter dp2 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_lm_rac_spare_dp2 | rac parameter dp2 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
_lm_rac_spare_dp3 | rac parameter dp3 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
_lm_rac_spare_dp3 | rac parameter dp3 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_lm_rac_spare_dp4 | rac parameter dp4 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_lm_rac_spare_dp4 | rac parameter dp4 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
_lm_rac_spare_dp5 | rac parameter dp5 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
_lm_rac_spare_dp5 | rac parameter dp5 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_lm_rac_spare_dp6 | rac parameter dp6 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_dp6 | rac parameter dp6 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_dp7 | rac parameter dp7 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_dp7 | rac parameter dp7 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_dp8 | rac parameter dp8 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_dp8 | rac parameter dp8 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_dp9 | rac parameter dp9 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_dp9 | rac parameter dp9 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_p1 | rac parameter p1 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_lm_rac_spare_p1 | rac parameter p1 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
_lm_rac_spare_p10 | rac parameter p10 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_p10 | rac parameter p10 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_p2 | rac parameter p2 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_lm_rac_spare_p2 | rac parameter p2 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
_lm_rac_spare_p3 | rac parameter p3 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
_lm_rac_spare_p3 | rac parameter p3 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_lm_rac_spare_p4 | rac parameter p4 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_lm_rac_spare_p4 | rac parameter p4 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
_lm_rac_spare_p5 | rac parameter p5 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
_lm_rac_spare_p5 | rac parameter p5 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_lm_rac_spare_p6 | rac parameter p6 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_p6 | rac parameter p6 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_p7 | rac parameter p7 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_p7 | rac parameter p7 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_p8 | rac parameter p8 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_p8 | rac parameter p8 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_p9 | rac parameter p9 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rac_spare_p9 | rac parameter p9 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_rcfg_timeout | dlm reconfiguration timeout | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 180000 | 180000 | 180000 | 180000 | 180000 | 180000 | 180000 | 180000 | 180000 | 180000 | 180000 | 180000 | 1260 | 1260 | 489 | 489 | 489 | 489 | 489
_lm_rcv_buffer_size | the size of receive buffer | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 |  |  |  |  |  |  |
_lm_rcvinst | designated instance to do instance recovery | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_rcvr_hang_allow_time | receiver hang allow time in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 200 | 200 | 200 | 70 | 70 | 70 | 70 | 70 | 70
_lm_rcvr_hang_cfio_kill | to kill receiver hang at control file IO | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_lm_rcvr_hang_check_frequency | receiver hang check frequency in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 60 | 60 | 60 | 20 | 20 | 20 | 20 | 20 | 20
_lm_rcvr_hang_check_system_load | examine system load when check receiver health | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_rcvr_hang_kill | to kill receiver hang | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | FALSE | TRUE | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_rcvr_hang_systemstate_dump_level | systemstate dump level upon receiver hang | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_lm_res_hash_bucket | number of resource hash buckets | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_lm_res_part | number of resource partition configured for gcs | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1289 | 1289 | 1289 | 1289 | 1289 | 1289 | 1289 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128
_lm_res_tm_hash_bucket | number of extra TM resource hash buckets | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0
_lm_ress | number of resources configured for cluster database | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 6000 | 6000 | 6000 | 6000 | 6000 | 6000 | 6000 | 6000 | 6000 | 6000 | 6000 | 6000 | 6000 | 6000 | 6000 | 6000 | 6000 | 600000 | 6000
_lm_send_buffers | number of cluster database send buffers | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 |  |  |  |  |  |  |
_lm_send_mode | GES send mode | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | auto | auto | auto | auto | auto | auto | auto | auto | auto | auto | auto | auto | auto | auto | auto
_lm_send_queue_batching | GES send queue message batching | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_send_queue_length | GES send queue maximum length | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000
_lm_sendproxy_reserve | GES percentage of send proxy reserve of send tickets | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25
_lm_share_lock_opt | if TRUE enables share lock optimization | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_lm_single_inst_affinity_lock | enable single instance affinity lock optimization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | FALSE | FALSE
_lm_spare_threads | number of spare threads to be created by the GPnP master | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_lm_spare_undo | number of spare undo tablespaces to be created by GPnP master | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_lm_sq_batch_factor | GES send queue minimum batching factor | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_lm_sq_batch_type | GES send queue batching mechanism | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | auto | auto | auto | auto | auto | auto | auto | auto | auto | auto | auto | auto | auto | auto | auto
_lm_sq_batch_waittick | GES send queue batching waittime in tick | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
_lm_sync_timeout | Synchronization timeout for DLM reconfiguration steps | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 420 | 420 | 163 | 163 | 163 | 163 | 163
_lm_ticket_active_sendback | Flow control ticket active sendback threshold | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lm_tickets | GES messaging tickets | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_lm_tx_delta | TX lock localization delta | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16
_lm_use_gcr | use GCR module if TRUE | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_lm_use_new_defmsgtmo_action | use new defered msg queue timeout action | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_lm_use_tx_tsn | use undo tsn affinity master as TX enqueue master | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_lm_validate_pbatch | GES process batch validation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_lm_validate_resource_type | if TRUE enables resource name validation | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |
_lm_watchpoint_maximum | GES number of watchpoints | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 3 | 3 | 3
_lm_watchpoint_timeout | GES maximum time in seconds to keep watchpoint | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3600 | 3600 | 3600 | 3600
_lm_xids | number of transaction IDs configured for cluster database | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 139 | 139 | 139 | 139 | 139 | 139 | 139 | 352 | 352 | 352 | 352 | 352 | 352 | 352 | 352 | 352 | 352 | 352 | 352
_lmn_compression | suppl logging for compression enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_load_without_compile | Load PL/SQL or Database objects without compilation | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE | NONE
_local_arc_assert_on_wait | Assert whenever local ORL arch waits for space | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_local_communication_costing_enabled | enable local communication costing when TRUE | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_local_communication_ratio | set the ratio between global and local communication (0..100) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50
_local_hang_analysis_interval_secs | the interval at which local hang analysis is run | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 3 | 3 | 3 | 3 | 3 | 3

local_listener

local listener

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

(ADDRESS = (PROTOCOL=TCP)(HOST=9204.vishalgupta.com)(PORT=1521))

(ADDRESS = (PROTOCOL=TCP)(HOST=9206.vishalgupta.com)(PORT=1521))

(ADDRESS = (PROTOCOL=TCP)(HOST=9207.vishalgupta.com)(PORT=1521))

(ADDRESS = (PROTOCOL=TCP)(HOST=9208.vishalgupta.com)(PORT=1521))

(ADDRESS = (PROTOCOL=TCP)(HOST=10103.vishalgupta.com)(PORT=1521))

(ADDRESS = (PROTOCOL=TCP)(HOST=10104.vishalgupta.com)(PORT=1521))

(ADDRESS = (PROTOCOL=TCP)(HOST=10105.vishalgupta.com)(PORT=1521))

(ADDRESS = (PROTOCOL=TCP)(HOST=10201.vishalgupta.com)(PORT=1521))

(ADDRESS=(PROTOCOL=TCP)(HOST=10202.vishalgupta.com)(PORT=1521))

(ADDRESS=(PROTOCOL=TCP)(HOST=10203.vishalgupta.com)(PORT=1521))

(ADDRESS=(PROTOCOL=TCP)(HOST=10204.vishalgupta.com)(PORT=1521))

(ADDRESS = (PROTOCOL=TCP)(HOST=10205.vishalgupta.com)(PORT=1521))

(ADDRESS=(PROTOCOL=TCP)(HOST=11106.vishalgupta.com)(PORT=1521))

(ADDRESS=(PROTOCOL=TCP)(HOST=11107.vishalgupta.com)(PORT=1521))

(ADDRESS=(PROTOCOL=TCP)(HOST=11201.vishalgupta.com)(PORT=1521))

(ADDRESS=(PROTOCOL=TCP)(HOST=11202.vishalgupta.com)(PORT=1521))

(ADDRESS=(PROTOCOL=TCP)(HOST=11203.vishalgupta.com)(PORT=1521))

(ADDRESS=(PROTOCOL=TCP)(HOST=11204.vishalgupta.com)(PORT=1521))

(ADDRESS=(PROTOCOL=TCP)(HOST=12101_RHEL6.vishalgupta.com)(PORT=1521))

lock_name_space | lock name space used for generating lock names for standby/clone database | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_lock_ref_constraint_count | number of nowait attempts to lock referential constraint | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50 | 50
lock_sga | Lock entire SGA in physical memory | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_lock_sga_areas | Lock specified areas of the SGA in physical memory | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_log_archive_avoid_memcpy | log archive avoid memcpy | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_log_archive_buffer_size | Size of each archival buffer in log file blocks | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 |  |  |  |  |  |  |
_log_archive_buffers | Number of buffers to allocate for archiving | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 4 | 4 | 4 | 4 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_log_archive_callout | archival callout | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_log_archive_compress_enable | Bypass database rules for enabling archivelog compression | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |
log_archive_config | log archive config parameter | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_log_archive_delta_sync_wait | iterative sleep time in centiseconds seconds when SYNC=PARALLEL | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  |  |  |  |  |  |
log_archive_dest | archival destination text string | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

log_archive_dest_1

archival destination #1 text string

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

LOCATION=/opt/oracle/product/rhel4/database/9.2.0.4/archive

LOCATION=/opt/oracle/product/rhel4/database/9.2.0.6/archive

LOCATION=/opt/oracle/product/rhel4/database/9.2.0.7/archive

LOCATION=/opt/oracle/product/rhel4/database/9.2.0.8/archive

LOCATION=/opt/oracle/product/rhel4/database/10.1.0.3/archive

LOCATION=/opt/oracle/product/rhel4/database/10.1.0.4/archive

LOCATION=/opt/oracle/product/rhel4/database/10.1.0.5/archive

LOCATION=/opt/oracle/product/rhel4/database/10.2.0.1/archive

LOCATION=/opt/oracle/product/rhel4/database/10.2.0.2/archive

LOCATION=/opt/oracle/product/rhel4/database/10.2.0.3/archive

LOCATION=/opt/oracle/product/rhel4/database/10.2.0.4/archive

LOCATION=/opt/oracle/product/rhel4/database/10.2.0.5/archive

LOCATION=/opt/oracle/product/rhel4/database/11.1.0.6/archive

LOCATION=/opt/oracle/product/rhel4/database/11.1.0.7/archive

LOCATION=/opt/oracle/product/rhel4/database/11.2.0.1/archive

LOCATION=/opt/oracle/product/rhel4/database/11.2.0.2/archive

LOCATION=/opt/oracle/product/rhel4/database/11.2.0.3/archive

LOCATION=/opt/oracle/product/rhel4/database/11.2.0.4/archive

LOCATION=/opt/oracle/product/rhel6/database/12.1.0.1/oradata/12101_RHEL6/archive

log_archive_dest_10 | archival destination #10 text string | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_11 | archival destination #11 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_12 | archival destination #12 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_13 | archival destination #13 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_14 | archival destination #14 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_15 | archival destination #15 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_16 | archival destination #16 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_17 | archival destination #17 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_18 | archival destination #18 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_19 | archival destination #19 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_2 | archival destination #2 text string | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_20 | archival destination #20 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_21 | archival destination #21 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_22 | archival destination #22 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_23 | archival destination #23 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_24 | archival destination #24 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_25 | archival destination #25 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_26 | archival destination #26 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_27 | archival destination #27 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_28 | archival destination #28 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_29 | archival destination #29 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_3 | archival destination #3 text string | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_30 | archival destination #30 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_31 | archival destination #31 text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_4 | archival destination #4 text string | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_5 | archival destination #5 text string | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_6 | archival destination #6 text string | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_7 | archival destination #7 text string | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_8 | archival destination #8 text string | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
log_archive_dest_9 | archival destination #9 text string | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

log_archive_dest_state_1

archival destination #1 state text string

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

log_archive_dest_state_10

archival destination #10 state text string

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

log_archive_dest_state_11 | archival destination #11 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_12 | archival destination #12 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_13 | archival destination #13 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_14 | archival destination #14 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_15 | archival destination #15 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_16 | archival destination #16 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_17 | archival destination #17 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_18 | archival destination #18 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_19 | archival destination #19 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable

log_archive_dest_state_2

archival destination #2 state text string

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

log_archive_dest_state_20 | archival destination #20 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_21 | archival destination #21 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_22 | archival destination #22 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_23 | archival destination #23 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_24 | archival destination #24 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_25 | archival destination #25 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_26 | archival destination #26 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_27 | archival destination #27 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_28 | archival destination #28 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_29 | archival destination #29 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable

log_archive_dest_state_3

archival destination #3 state text string

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

log_archive_dest_state_30 | archival destination #30 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable
log_archive_dest_state_31 | archival destination #31 state text string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable

log_archive_dest_state_4

archival destination #4 state text string

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

log_archive_dest_state_5

archival destination #5 state text string

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

log_archive_dest_state_6

archival destination #6 state text string

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

log_archive_dest_state_7

archival destination #7 state text string

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

log_archive_dest_state_8

archival destination #8 state text string

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

log_archive_dest_state_9

archival destination #9 state text string

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

enable

log_archive_duplex_dest | duplex archival destination text string | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

log_archive_format

archival destination format

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

%t_%s.dbf

%t_%s.dbf

%t_%s.dbf

%t_%s.dbf

%t_%s_%r.dbf

%t_%s_%r.dbf

%t_%s_%r.dbf

%t_%s_%r.dbf

%t_%s_%r.dbf

%t_%s_%r.dbf

%t_%s_%r.dbf

%t_%s_%r.dbf

%t_%s_%r.dbf

%t_%s_%r.dbf

%t_%s_%r.dbf

%t_%s_%r.dbf

%t_%s_%r.dbf

%t_%s_%r.dbf

%t_%s_%r.dbf

log_archive_local_first | Establish EXPEDITE attribute default value | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
log_archive_max_processes | maximum number of active ARCH processes | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4
log_archive_min_succeed_dest | minimum number of archive destinations that must succeed | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_log_archive_net_timeout | maximum network wait time in seconds when SYNC=PARALLEL | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  |  |  |  |  |  |
_log_archive_network_redo_size | Log archive network redo buffer size used by ARCH | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_log_archive_prot_auto_demote | log archive protection auto demotion | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_log_archive_security_enabled | log archive security enabled | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE |

log_archive_start

start archival process on SGA initialization

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_log_archive_strong_auth | log archive security strong auth | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
log_archive_trace | Establish archivelog operation tracing level | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_log_archive_trace_pids | log archive trace pids parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_log_blocks_during_backup | log block images when changed during backup | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE

log_buffer

redo circular buffer size

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

524288

524288

524288

524288

524288

524288

524288

6175744

6124544

6124544

6112256

6099968

5036032

5023744

4964352

4956160

4808704

4874240

4841472

_log_buffer_coalesce | Coalescing log buffers for log writes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_log_buffers_corrupt | corrupt redo buffers before write | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_log_buffers_debug | debug redo buffers (slows things down) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
log_checkpoint_interval | # redo blocks checkpoint threshold | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_log_checkpoint_recovery_check | # redo blocks to verify after checkpoint | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
log_checkpoint_timeout | Maximum time interval between checkpoints in seconds | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 | 1800

log_checkpoints_to_alert

log checkpoint begin/end to alert file

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_log_committime_block_cleanout | Log commit-time block cleanout | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_log_debug_multi_instance | debug redo multi instance code | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |

_log_deletion_policy

archivelog deletion policy for mandatory/all destination

N/A

N/A

N/A

N/A

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

mandatory

mandatory

mandatory

mandatory

mandatory

mandatory

mandatory

mandatory

mandatory

mandatory

mandatory

mandatory

mandatory

mandatory

mandatory

_log_event_queues | number of the log writer event queues | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
log_file_name_convert | logfile name convert patterns and strings for standby/clone db | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_log_file_sync_timeout | Log file sync timeout (centiseconds) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 10 |  |  |  |  |  |  |
_log_file_sync_timeout | Log file sync timeout (centiseconds) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10
_log_io_size | automatically initiate log write if this many redo blocks in buffer | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
_log_max_optimize_threads | maximum number of threads to which log scan optimization is applied | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 128 | 128 | 128 | 128 | 128 | 128
_log_max_optimize_threads | maximum number of threads to which log scan optimization is applied | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 128 |  |  |  |  |  |  |
log_parallelism | Number of log buffer strands | Regular | Regular | Regular | Regular | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |  |  |  |  |  |  |
_log_parallelism_dynamic | Enable dynamic strands | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_log_parallelism_max | Maximum number of log buffer strands | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_log_private_mul | Private strand multiplier for log space preallocation | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
_log_private_parallelism | Number of private log buffer strands for zero-copy redo | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |
_log_private_parallelism_mul | Active sessions multiplier to deduce number of private strands | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_log_read_buffer_size | buffer size for reading log files | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 | 8 | 8 | 8 | 8
_log_read_buffers | Number of log read buffers for media recovery | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 4 | 8 | 8 | 8 | 8 | 8 | 8
_log_simultaneous_copies | number of simultaneous copies into redo buffer(# of copy latches) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4
_log_space_errors | should we report space errors to alert log | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_log_switch_timeout | Maximum number of seconds redos in the current log could span | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_log_write_info_size | Size of log write info array | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4096 | 4096
logmnr_max_persistent_sessions | maximum number of threads to mine | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |  |  |  |  |  |  |
_logout_storm_rate | number of processes that can logout in a second | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_logout_storm_rate | number of processes that can logout in a second | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_logout_storm_retrycnt | maximum retry count for logouts | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600
_logout_storm_retrycnt | maximum retry count for logouts | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  | 600 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_logout_storm_timeout | timeout in centi-seconds for time to wait between retries | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  | 5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_logout_storm_timeout | timeout in centi-seconds for time to wait between retries | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
_long_bcast_ack_warning_threshold | threshold for long bcast ack warning messages in ms | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 500 | 500 | 500 | 500
_long_log_write_warning_threshold | threshold for long log write warning messages in ms | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 500 | 500 | 500 | 500
_longops_enabled | longops stats enabled | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_low_server_threshold | low server thresholds | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_lowres_drift_allowed_sec | allowed lowres timer drift for VKTM | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5
_ltc_trace | tracing level for load table conventional | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_main_dead_process_scan_interval | PMON main dead process scan interval (in seconds) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_master_direct_sends | direct sends for messages from master (DFS) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31
_mav_refresh_consistent_read | refresh materialized views using consistent read snapshot | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE

_mav_refresh_double_count_prevented

materialized view MAV refreshes avoid double counting

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_mav_refresh_opt | optimizations during refresh of materialized views | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_mav_refresh_unionall_tables | # tables for union all expansion during materialized view refresh | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
_max_aq_persistent_queue_memory | max aq persistent queue memory | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10
_max_arch_lns_wait | Maximum wait by ARCH to allow NetServer to complete archival | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  | 120 | 120 | 120 | 120 | 120 | 120 | 120 |  |  |  |  |
_max_async_wait_for_catch_up | Switchover wait time for async LNS to catch up in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20
max_commit_propagation_delay | Max age of new snapshot in .01 seconds | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | 700 | 700 | 700 | 700 | 700 | 700 | 700 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  |  |  |  |
_max_cr_rollbacks | Maximum number of CR rollbacks per block (LMS) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_max_cr_rollbacks | Maximum number of CR rollbacks per block (LMS) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 1000 | 1000
max_dispatchers | max number of dispatchers | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 5 | 5 | 5 | 5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

max_dump_file_size

Maximum size (in bytes) of dump file

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

UNLIMITED

UNLIMITED

UNLIMITED

UNLIMITED

UNLIMITED

UNLIMITED

UNLIMITED

UNLIMITED

UNLIMITED

UNLIMITED

UNLIMITED

UNLIMITED

unlimited

unlimited

unlimited

unlimited

unlimited

unlimited

unlimited

max_enabled_roles | max number of roles a user can have enabled | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 30 | 30 | 30 | 30 | 150 | 150 | 150 | 150 | 150 | 150 | 150 | 150 | 150 | 150 | 150 | 150 | 150 | 150 | 150
_max_exponential_sleep | max sleep during exponential backoff | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_max_filestat_tries | maximum number of file stat tries | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10
_max_fsu_segments | Maximum segments to track for fast space usage | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4096 | 4096 | 4096 | 4096
_max_fsu_stale_time | Allowed space usage staleness in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 600 | 600 | 600 | 600
_max_io_size | Maximum I/O size in bytes for sequential file accesses | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576
_max_large_io | IORM:max number of large I/O's to issue | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_max_largepage_alloc_time_secs | Maximum number of seconds to spend on largepage allocation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10
_max_lns_shutdown_archival_time | Maximum time spent by LNS to archive last log during shutdown | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30
_max_pending_scn_bcasts | maximum number of pending SCN broadcasts | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 | 8 | 8 | 8
_max_protocol_support | Max occurrence protocols supported in a process | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000
_max_reasonable_scn_rate | Max reasonable SCN rate | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 32768 | 32768 | 32768 | 32768
_max_rfs_connections | maximum number of connections used for remote archival | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 |  |  |  |  |  |  |
max_rollback_segments | max. number of rollback segments in SGA cache | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 30 | 30 | 30 | 30 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_max_rwgs_groupings | maximum no of groupings on materialized views | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8192 | 8192 | 8192
_max_services | maximum number of database services | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 118 | 150 | 150 | 1024
max_shared_servers | max number of shared servers | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 20 | 20 | 20 | 20 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_max_shrink_obj_stats | number of segments for which shrink stats will be maintained | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_max_sleep_holding_latch | max time to sleep while holding a latch | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4
_max_small_io | IORM:max number of small I/O's to issue | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_max_spacebg_msgs_percentage | maximum space management interrupt message throttling | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50 | 50 | 50
_max_spacebg_slaves | maximum space management background slaves | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10
_max_spacebg_tasks | maximum space management background tasks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_max_sql_stmt_length | Maximum allowed sql statement length | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |
_max_sys_next_extent | Dictionary managed SYSTEM tablespace maximum next extent size in MB (allowed range [16-4095], 0 if unlimited) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0
_max_temp_overhead | max tempspc overhead | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 |  |  |  |
_maxrpop_files_inst | Maxmimum files rpop works on per instance | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 |
_maxrpop_instances | Maxmimum rpop file instances | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 |
_media_recovery_read_batch | media recovery block read batch | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 32 | 32 | 32 | 32 | 32
_media_recovery_reap_time | media recovery reap time | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  | 3 | 3 | 3 | 3 | 3 |  |  |  |  |  |  |
_mem_annotation_pr_lev | private memory annotation collection level | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_mem_annotation_scale | memory annotation pre-allocation scaling | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_mem_annotation_sh_lev | shared memory annotation collection level | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_mem_annotation_store | memory annotation in-memory store | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_mem_std_extent_size | standard extent size for fixed-size-extent heaps | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096
_memory_broker_log_stat_entries | memory broker num stat entries | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 9 | 9 | 9 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
_memory_broker_marginal_utility_bc | Marginal Utility threshold pct for bc | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 12 | 12 | 12 | 12 | 12 | 12 | 12
_memory_broker_marginal_utility_sp | Marginal Utility threshold pct for sp | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | 4 | 4 | 4 | 4 | 7 | 7 | 7 | 7 | 7 | 7 | 7
_memory_broker_shrink_heaps | memory broker allow policy to shrink shared pool | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_memory_broker_shrink_java_heaps | memory broker allow policy to shrink java pool | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900
_memory_broker_shrink_streams_pool | memory broker allow policy to shrink streams pool | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900

_memory_broker_shrink_timeout

memory broker policy to timeout shrink shared/java pool

N/A

N/A

N/A

N/A

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

60000000

60000000

60000000

60000000

60000000

60000000

60000000

60000000

60000000

60000000

60000000

60000000

60000000

60000000

60000000

_memory_broker_stat_interval | memory broker statistics gathering interval for auto sga | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 300 | 300 | 300 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30
_memory_checkinuse_timeintv | check inuse time interval | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 30 | 30 | 30 | 30 | 30 | 30
_memory_imm_mode_without_autosga | Allow immediate mode without sga/memory target | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_memory_initial_sga_split_perc | Initial default sga target percentage with memory target | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 60 | 60 | 60 | 60 | 60 | 60
_memory_management_tracing | trace memory management activity | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
memory_max_target | Max size for Memory Target | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_memory_max_tgt_inc_cnt | counts the times checker increments memory target | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0
_memory_mgmt_fail_immreq | always fail immediate mode request | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_memory_mgmt_immreq_timeout | time in seconds to time out immediate mode request | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 150 | 150 | 150 | 150 | 150 | 150
_memory_mgmt_immreq_timeout | time in seconds to time out immediate mode request | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 150 |  |  |  |  |  |  |
_memory_nocancel_defsgareq | do not cancel deferred sga reqs with auto-memory | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_memory_sanity_check | partial granule sanity check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
memory_target | Target size of Oracle SGA and PGA memory | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_messages | message queue resources - dependent on # processes & # buffers | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 80 | 80 | 80 | 80 | 80 | 200 | 200 | 200 | 200 | 400 | 400 | 400
_mgd_rcv_handle_orphan_datafiles | Managed recovery handle orphan datafile situation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_midtier_affinity_clusterwait_threshold | cluster wait threshold to enter affinity | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 100 | 100 | 100 | 100 | 100 | 100 |
_midtier_affinity_goodness_threshold | goodness gradient threshold to dissolve affinity | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000
_midtier_affinity_timeout | default timeout for midtier affinity processing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 30000 |  |  |  |  |  |
_minfree_plus | max percentage of block space + minfree before we mark block full | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_minimal_stats_aggregation | prohibit stats aggregation at compile/partition maintenance time | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_minimum_blocks_to_shrink | minimum number freeable blocks for shrink to be present | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_minimum_db_flashback_retention | Minimum flashback retention | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60
_minimum_extents_to_shrink | minimum number freeable extents for shrink to be present | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_minimum_giga_scn | Minimum SCN to start with in 2^30 units | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  |
_mirror_redo_buffers | Save buffers for debugging redo corruptions | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_mmv_query_rewrite_enabled | allow rewrites with multiple MVs and/or base tables | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_module_action_old_length | Use module and action old length parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_monitor_sql_stmt_length | Monitor sql statement length | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
_more_rowcache_latches | more latches per parent rowcache | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  | TRUE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_mpmt_enabled | MPMT mode enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
mts_circuits | max number of circuits | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0 | 0 | 0 | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
mts_dispatchers | specifications of dispatchers | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
mts_listener_address | address(es) of network listener | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
mts_max_dispatchers | max number of dispatchers | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5 | 5 | 5 | 5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
mts_max_servers | max number of shared servers | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 20 | 20 | 20 | 20 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
mts_multiple_listeners | Are multiple listeners enabled? | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
mts_servers | number of shared servers to start up | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0 | 0 | 0 | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
mts_service | service supported by dispatchers | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9204 | 9206 | 9207 | 9208 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
mts_sessions | max number of shared server sessions | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0 | 0 | 0 | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_multi_instance_pmr | force multi instance parallel recovery | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | FALSE
_multi_join_key_table_lookup | TRUE iff multi-join-key table lookup prefetch is enabled | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_multiple_instance_recovery | use multiple instances for media recovery | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_mutex_spin_count | Mutex spin count | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 255 | 255 | 255
_mutex_wait_scheme | Mutex wait scheme | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2
_mutex_wait_time | Mutex wait time | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1
_mv_add_log_placeholder | add log placeholder | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE
_mv_cleanup_orphaned_metadata | cleanup orphaned materialized view metadata | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE
_mv_complete_refresh_conventional | use conventional INSERTs for MV complete refresh | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_mv_deferred_no_log_age_val | avoid build deferred MV log age validate | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE
_mv_expression_extend_size | MV expression extend size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4096 | 4096
_mv_generalized_oj_refresh_opt | enable/disable new algorithm for MJV with generalized outer joins | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | TRUE |  |  |  |  |  |  |
_mv_generalized_oj_refresh_opt | enable/disable new algorithm for MJV with generalized outer joins | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_mv_refresh_ana | what percent to analyze after complete/PCT refresh | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_mv_refresh_costing | refresh decision based on cost or on rules | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | rule | rule | rule | rule | rule | rule | rule | rule | rule | rule | rule | rule | rule | rule | rule
_mv_refresh_delta_fraction | delta mv as fractional percentage of size of mv | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_mv_refresh_enhanced_dml_detection | enable enhanced detection of DML types from MV log | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ON_RC | ON_RC | ON_RC | ON_RC | ON_RC
_mv_refresh_eut | refresh materialized views using EUT(partition)-based algorithm | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_mv_refresh_force_parallel_query | force materialized view refreshes to use parallel query | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_mv_refresh_insert_no_append | materialized view refresh using insert no append | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE

_mv_refresh_new_setup_disabled

materialized view MV refresh new setup disabling

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_mv_refresh_no_idx_rebuild | avoid index rebuild as part of the MV refresh | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE
_mv_refresh_pkfk_data_units_opt | control MV refresh based on the assumption of PK-FK data units | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | auto | auto | auto | auto | auto
_mv_refresh_pkfk_relationship_opt | control MV refresh based on the use of PK-FK relationships | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_mv_refresh_rebuild_percentage | minimum percentage change required in MV to force an indexrebuild | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_mv_refresh_selections | create materialized views with selections and fast refresh | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_mv_refresh_update_analysis | materialized view refresh using update analysis | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_mv_refresh_use_hash_sj | use hash_sj hint in queries | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_mv_refresh_use_no_merge | use no_merge hint in queries | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | TRUE |  |  |  |  |  |  |
_mv_refresh_use_no_merge | use no_merge hint in queries | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_mv_refresh_use_stats | pass cardinality hints to refresh queries | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_mv_refsched_timeincr | proportionality constant for dop vs. time in MV refresh | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 300000 | 300000 | 300000 | 300000 | 300000 | 300000 | 300000 | 300000 | 300000 | 300000 | 300000 | 300000 | 300000 | 300000 | 300000
_mv_rolling_inv | create/alter mv uses rolling cursor invalidation instead of immediate | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_mwin_schedule | Enable/disable Maintenance Window Schedules | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_nchar_imp_cnv | NLS allow Implicit Conversion between CHAR and NCHAR | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_nchar_imp_conv | should implicit conversion bewteen clob and nclob be allowed | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_ncmb_readahead_enabled | enable multi-block readahead for an index scan | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_ncmb_readahead_tracing | turn on multi-block readahead tracing | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_ncomp_shared_objects_dir | native compilation shared objects dir | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_nested_loop_fudge | nested loop fudge | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100
_nested_mav_fast_oncommit_enabled | nested MAV refresh fast on commit allowed | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE |  |  |  |
_nested_mv_fast_oncommit_enabled | nested MV refresh fast on commit allowed | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_net_timeout_latency | NET_TIMEOUT latency | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0
_new_initial_join_orders | enable initial join orders based on new ordering heuristics | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_new_sort_cost_estimate | enables the use of new cost estimate for sort | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_newsort_enabled | controls whether new sorts can be used as system sort | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_newsort_ordered_pct | controls when new sort avoids sorting ordered input | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 63 | 63 | 63 | 63 | 63 | 63 | 63 | 63 | 63 | 63 | 63 | 63
_newsort_type | specifies options for the new sort algorithm | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_nineteenth_spare_parameter | nineteenth spare parameter - string list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_nineteenth_spare_parameter | nineteenth spare parameter - string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ninth_spare_parameter | ninth spare parameter - integer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ninth_spare_parameter | ninth spare parameter - integer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_nlj_batching_ae_flag | FAE flag type set after restoring to IO batching buffer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2
_nlj_batching_enabled | enable batching of the RHS IO in NLJ | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1
_nlj_batching_misses_enabled | enable exceptions for buffer cache misses | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1
nls_calendar | NLS calendar system name | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | GREGORIAN | GREGORIAN |  | GREGORIAN
nls_comp | NLS comparison | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | BINARY | BINARY | BINARY | BINARY | BINARY | BINARY | BINARY
nls_currency | NLS local currency symbol | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | £ | £ |  | £
nls_date_format | NLS Oracle date format | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | DD-MON-RR HH24:MI:SS | DD-MON-RR HH24:MI:SS | DD-MON-RR HH24:MI:SS | DD-MON-RR HH24:MI:SS
nls_date_language | NLS date language name | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ENGLISH | ENGLISH | ENGLISH | ENGLISH
nls_dual_currency | Dual currency symbol | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ¿ | ¿ |  | ¿
nls_iso_currency | NLS ISO currency territory name | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | UNITED KINGDOM | UNITED KINGDOM |  | UNITED KINGDOM

nls_language

NLS language name

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

AMERICAN

AMERICAN

AMERICAN

AMERICAN

AMERICAN

AMERICAN

AMERICAN

AMERICAN

AMERICAN

AMERICAN

AMERICAN

AMERICAN

AMERICAN

AMERICAN

AMERICAN

ENGLISH

ENGLISH

ENGLISH

ENGLISH

nls_length_semantics | create columns using byte or char semantics by default | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | BYTE | BYTE | BYTE | BYTE | BYTE | BYTE | BYTE | BYTE | BYTE | BYTE | BYTE | BYTE | BYTE | BYTE | BYTE | BYTE | BYTE | BYTE | BYTE

nls_nchar_conv_excp

NLS raise an exception instead of allowing implicit conversion

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

nls_numeric_characters | NLS numeric characters | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ., | ., |  | .,
_nls_parameter_sync_enabled | enables or disables updates to v$parameter whenever an alter session statement modifies various nls parameters | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
nls_sort | NLS linguistic definition name | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | BINARY | BINARY |  | BINARY

nls_territory

NLS territory name

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

AMERICA

AMERICA

AMERICA

AMERICA

AMERICA

AMERICA

AMERICA

AMERICA

AMERICA

AMERICA

AMERICA

AMERICA

AMERICA

AMERICA

AMERICA

UNITED KINGDOM

UNITED KINGDOM

UNITED KINGDOM

UNITED KINGDOM

nls_time_format | time format | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | HH24.MI.SSXFF | HH24.MI.SSXFF |  | HH24.MI.SSXFF
nls_time_tz_format | time with timezone format | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | HH24.MI.SSXFF TZR | HH24.MI.SSXFF TZR |  | HH24.MI.SSXFF TZR
nls_timestamp_format | time stamp format | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | DD-MON-RR HH24.MI.SSXFF | DD-MON-RR HH24.MI.SSXFF |  | DD-MON-RR HH24.MI.SSXFF
nls_timestamp_tz_format | timestamp with timezone format | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | DD-MON-RR HH24.MI.SSXFF TZR | DD-MON-RR HH24.MI.SSXFF TZR |  | DD-MON-RR HH24.MI.SSXFF TZR
_no_objects | no object features are used | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_no_or_expansion | OR expansion during optimization disabled | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_no_recovery_through_resetlogs | no recovery through this resetlogs operation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_no_stale_joinback_rewrite | No joinbacks if mv is stale | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_noseg_for_unusable_index_enabled | no segments for unusable indexes if set to TRUE | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_notify_crs | notify cluster ready services of startup and shutdown | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_ns_max_flush_wt | Flush wait time for NetServer to flush oustanding writes | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 30 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_ns_max_send_delay | Data Loss Time Bound for NetServer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15
_num_longop_child_latches | number of child latches for long op array | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_numa_buffer_cache_stats | Configure NUMA buffer cache stats | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_numa_shift_enabled | Enable NUMA shift | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE
_numa_shift_value | user defined value for numa nodes shift | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0
_numa_trace_level | numa trace event | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_numa_trace_level | numa trace event | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_number_cached_attributes | maximum number of cached attributes per instance | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_number_cached_group_memberships | maximum number of cached group memberships | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 32 | 32 | 32 | 32
_obj_ckpt_tracing | Enable object checkpoint tracing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
object_cache_max_size_percent | percentage of maximum size over optimal of the user session's object cache | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10

object_cache_optimal_size

optimal size of the user session's object cache in bytes

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

102400

102400

102400

102400

102400

102400

102400

102400

102400

102400

102400

102400

102400

102400

102400

102400

102400

102400

102400

_object_number_cache_size | Object number cache size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5
_object_reuse_bast | if 1 or higher, handle object reuse | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_object_statistics | enable the object level statistics collection | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_object_stats_max_entries | Maximum number of entries to be tracked per stat | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 3072 | 3072 | 3072 | 3072 | 3072 | 3072 | 3072
_offline_rollback_segments | offline undo segment list | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_ogms_home | GMS home directory | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_olap_adv_comp_stats_cc_precomp | do additional predicate stats analysis for AW rowsource | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20 | 20
_olap_adv_comp_stats_max_rows | do additional predicate stats analysis for AW rowsource | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100000 | 100000 | 100000 | 100000 | 100000

_olap_aggregate_buffer_size

OLAP Aggregate max buffer size

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

1048576

_olap_aggregate_child_fragment_size | OLAP Aggregate child fragment size | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 32 | 32 | 32 | 32 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_olap_aggregate_child_max_size | OLAP Aggregate child list max size | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 32768 | 32768 | 32768 | 32768 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_olap_aggregate_flags | OLAP Aggregate debug flags | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_olap_aggregate_function_cache_enabled | OLAP Aggregate function cache enabler | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_olap_aggregate_function_merge_threshold | OLAP Aggregate function merge threshold | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 529 | 529 | 529 | 529 | 529 | 529 | 529 | 529 |  |  |  |
_olap_aggregate_max_thread_tuples | OLAP Aggregate max thread tuples creation | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000
_olap_aggregate_min_buffer_size | OLAP Aggregate min buffer size | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024
_olap_aggregate_min_thread_status | OLAP Aggregate minimum cardinality of dimensions for thread | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64
_olap_aggregate_multipath_hier | OLAP Aggregate Multi-path Hierarhies enabled | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_olap_aggregate_statlen_thresh | OLAP Aggregate status array usage threshold | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024
_olap_aggregate_store_probability | OLAP Aggregate function storeback probability | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |  |  |  |
_olap_aggregate_work_per_thread | OLAP Aggregate max work parents | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024
_olap_aggregate_worklist_max | OLAP Aggregate max worklists generated at once | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000
_olap_analyze_max | OLAP DML ANALYZE command max cells to analyze | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000
_olap_continuous_trace_file | OLAP logging definition | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | false | false | false | false | false
_olap_dbgoutfile_echo_to_eventlog | OLAP DbgOutfile copy output to event log (tracefile) | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_olap_dimension_corehash_class | OLAP Dimension In-Core Hash Table Class | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |  |  |  |  |
_olap_dimension_corehash_force | OLAP Dimension In-Core Hash Table Force | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_olap_dimension_corehash_large | OLAP Dimension In-Core Hash Table Large Threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 50000 | 50000 | 50000 | 50000 | 50000 | 50000 | 50000
_olap_dimension_corehash_max | OLAP Dimension In-Core Hash Table Maximum Size | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 |  |  |  |  |  |  |
_olap_dimension_corehash_pressure | OLAP Dimension In-Core Hash Table Pressure Threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 90 | 90 | 90 | 90 | 90 | 90 | 90
_olap_dimension_corehash_size | OLAP Dimension In-Core Hash Table Maximum Memory Use | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 30 | 30 | 30 | 30 | 30 | 30 | 30
_olap_dimension_corehash_small | OLAP Dimension In-Core Hash Table Small Threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 1000 | 1000 | 1000 |  |  |  |
_olap_dimsave_restore_cache_values | OLAP Dimsave restores cached dimension values | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE |  |  |  |  |  |  |  |  |  |  |  |

_olap_eif_export_lob_size

OLAP EIF Export BLOB size

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

2147483647

2147483647

2147483647

2147483647

2147483647

2147483647

2147483647

2147483647

2147483647

2147483647

2147483647

2147483647

2147483647

2147483647

2147483647

2147483647

2147483647

2147483647

2147483647

_olap_lmgen_dim_size | Limitmap generator dimension column size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100
_olap_lmgen_meas_size | Limitmap generator measure column size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_olap_object_hash_class | OLAP Object Hash Table Class | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3
_olap_page_pool_expand_rate | OLAP Page Pool Expand Rate | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20
_olap_page_pool_hi | OLAP Page Pool High Watermark | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50
_olap_page_pool_hit_target | OLAP Page Pool Hit Target | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100
_olap_page_pool_low | OLAP Page Pool Low Watermark | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144
_olap_page_pool_pressure | OLAP Page Pool Pressure Threshold | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90
_olap_page_pool_shrink_rate | OLAP Page Pool Shrink Rate | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50
olap_page_pool_size | size of the olap page pool in bytes | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 33554432 | 33554432 | 33554432 | 33554432 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_olap_parallel_update_server_num | OLAP parallel update server count | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_olap_parallel_update_small_group | OLAP parallel update pagespace by group | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  | 400 | 400 | 400 | 400 | 400 | 400 | 400 | 400 |  |  |  |
_olap_parallel_update_small_threshold | OLAP parallel update threshold for number of small pagespaces | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_olap_parallel_update_threshold | OLAP parallel update threshold in pages | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_olap_poutlog_echo_to_eventlog | OLAP POutLog copy output to event log (tracefile) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |
_olap_sesscache_enabled | OLAP Session Cache knob | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_olap_sort_buffer_pct | OLAP Sort Buffer Size Percentage | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10
_olap_sort_buffer_size | OLAP Sort Buffer Size | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 65536 | 65536 | 65536 | 65536 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144

_olap_statbool_corebits

OLAP Status Boolean max incore bits

N/A

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

20000000

20000000

20000000

20000000

20000000

20000000

20000000

20000000

20000000

20000000

20000000

20000000

20000000

20000000

20000000

20000000

20000000

20000000

_olap_statbool_threshold | OLAP Status Boolean CBM threshold | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 8100 | 8100 | 8100 | 8100 | 8100 | 8100 | 8100 | 8100 | 8100 | 8100 | 8100 | 8100 | 8100 | 8100 | 8100 | 8100 | 8100 | 8100 | 8100
_olap_table_function_statistics | Specify TRUE to output OLAP table function timed statistics trace | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_olap_wrap_errors | Wrap error messages to OLAP outfile | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_olapi_history_retention | enable olapi history retention | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_olapi_iface_object_history | enable olapi interface object history collection | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_olapi_iface_object_history_retention | enable olapi interface object history retention | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_olapi_iface_operation_history_retention | enable olapi interface operation history retention | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_olapi_interface_operation_history | enable olapi interface operation history collection | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_olapi_memory_operation_history | enable olapi memory alloc/free history collection | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_olapi_memory_operation_history_pause_at_seqno | enable olapi memory alloc/free history collection pausing | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_olapi_memory_operation_history_retention | enable olapi memory operation history retention | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_olapi_session_history | enable olapi session history collection | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300
_olapi_session_history_retention | enable olapi session history retention | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_old_connect_by_enabled | enable/disable old connect by | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_ols_cleanup_task | Clean up unnecessary entries in OLS sessinfo table | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_oltp_compression | oltp compression enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_oltp_compression_gain | oltp compression gain | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10
_omf | enable/disable OMF | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | enabled | enabled | enabled | enabled | enabled | enabled | enabled | enabled | enabled | enabled | enabled | enabled | enabled | enabled | enabled | enabled | enabled | enabled | enabled
_oneside_colstat_for_equijoins | sanity check on default selectivity for like/range predicate | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_online_patch_disable_stack_check | disable check for function on stack for online patches | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
open_cursors | max # cursors per session | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50
_open_files_limit | Limit on number of files opened by I/O subsystem | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4294967294 | 4294967294 | 4294967294 | 4294967294 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
open_links | max # open links per session | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 25 | 25 | 25 | 25
open_links_per_instance | max # open links per instance | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4
_ops_per_semop | the exact number of operations per semop system call | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_optim_adjust_for_part_skews | adjust stats for skews across partitions | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optim_dict_stats_at_db_cr_upg | enable/disable dictionary stats gathering at db create/upgrade | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optim_enhance_nnull_detection | TRUE to enable index [fast] full scan more often | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optim_new_default_join_sel | improves the way default equijoin selectivity are computed | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optim_peek_user_binds | enable peeking of user binds | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_adaptive_cursor_sharing | optimizer adaptive cursor sharing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_adjust_for_nulls | adjust selectivity for null values | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_ads_max_table_count | maximum number of tables in a join under ADS | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0
_optimizer_ads_time_limit | maximum time limit (seconds) under ADS | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0
_optimizer_ads_use_result_cache | use result cache for ADS queries | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE
_optimizer_autostats_job | enable/disable auto stats collection job | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_aw_join_push_enabled | Enables AW Join Push optimization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_aw_stats_enabled | Enables statistcs on AW olap_table table function | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_better_inlist_costing | enable improved costing of index access using in-list(s) | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  | NLONLY | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL
_optimizer_block_size | standard block size used by optimizer | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192
_optimizer_cache_stats | cost with cache statistics | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
optimizer_capture_sql_plan_baselines | automatic capture of SQL plan baselines for repeatable statements | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_optimizer_cartesian_enabled | optimizer cartesian join enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_cbqt_factor | cost factor for cost-based query transformation | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50
_optimizer_cbqt_no_size_restriction | disable cost based transformation query size restriction | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_ceil_cost | CEIL cost in CBO | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_choose_permutation | force the optimizer to use the specified permutation | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  |  |  |  |  |  |  |
_optimizer_choose_permutation | force the optimizer to use the specified permutation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 |  |  |  |  |
_optimizer_cluster_by_rowid | enable/disable the cluster by rowid feature | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | TRUE
_optimizer_coalesce_subqueries | consider coalescing of subqueries optimization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_complex_pred_selectivity | enable selectivity estimation for builtin functions | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_compute_index_stats | force index stats collection on index creation/rebuild | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_connect_by_cb_whr_only | use cost-based transformation for whr clause in connect by | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_optimizer_connect_by_cb_whr_only | use cost-based transformation for whr clause in connect by | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |
_optimizer_connect_by_combine_sw | combine no filtering connect by and start with | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_connect_by_cost_based | use cost-based transformation for connect by | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_connect_by_elim_dups | allow connect by to eliminate duplicates from input | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_correct_sq_selectivity | force correct computation of subquery selectivity | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_cost_based_transformation | enables cost-based query transformation | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | LINEAR | LINEAR | LINEAR | LINEAR | LINEAR | LINEAR | LINEAR | LINEAR | LINEAR | LINEAR | LINEAR | LINEAR | LINEAR | LINEAR | LINEAR
_optimizer_cost_filter_pred | enables costing of filter predicates in IO cost model | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_optimizer_cost_hjsmj_multimatch | add cost of generating result set when #rows per key > 1 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_cost_model | optimizer cost model | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE
_optimizer_degree | force the optimizer to use the same degree of parallelism | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_optimizer_dim_subq_join_sel | use join selectivity in choosing star transformation dimensions | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_disable_strans_sanity_checks | disable star transformation sanity checks | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_optimizer_distinct_agg_transform | Transforms Distinct Aggregates to non-distinct aggregates | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_distinct_elimination | Eliminates redundant SELECT DISTNCT's | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_distinct_placement | consider distinct placement optimization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_dyn_smp_blks | number of blocks for optimizer dynamic sampling | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32
optimizer_dynamic_sampling | optimizer dynamic sampling | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_optimizer_eliminate_filtering_join | optimizer filtering join elimination enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_enable_density_improvements | use improved density computation for selectivity estimation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_enable_extended_stats | use extended statistics for selectivity estimation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_enable_table_lookup_by_nl | consider table lookup by nl transformation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_optimizer_enhanced_filter_push | push filters before trying cost-based query transformation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_extend_jppd_view_types | join pred pushdown on group-by, distinct, semi-/anti-joined view | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_extended_cursor_sharing | optimizer extended cursor sharing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | UDO | UDO | UDO | UDO | UDO | UDO | UDO | UDO | UDO | UDO | UDO | UDO
_optimizer_extended_cursor_sharing_rel | optimizer extended cursor sharing for relational operators | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | SIMPLE | SIMPLE | SIMPLE | SIMPLE | SIMPLE | SIMPLE | SIMPLE
_optimizer_false_filter_pred_pullup | optimizer false predicate pull up transformation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_optimizer_fast_access_pred_analysis | use fast algorithm to traverse predicates for physical optimizer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_fast_pred_transitivity | use fast algorithm to generate transitive predicates | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE

optimizer_features_enable

optimizer plan compatibility parameter

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

9.2.0

9.2.0

9.2.0

9.2.0

10.1.0.3

10.1.0.4

10.1.0.5

10.2.0.1

10.2.0.2

10.2.0.3

10.2.0.4

10.2.0.5

11.1.0.6

11.1.0.7

11.2.0.1

11.2.0.2

11.2.0.3

11.2.0.4

12.1.0.1

_optimizer_filter_pred_pullup | use cost-based flter predicate pull up transformation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_filter_pushdown | enable/disable filter predicate pushdown | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE
_optimizer_fkr_index_cost_bias | Optimizer index bias over FTS/IFFS under first K rows mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_optimizer_force_CBQT | force CBQT transformation regardless of cost | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_optimizer_free_transformation_heap | free transformation subheap after each transformation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_full_outer_join_to_outer | enable/disable full outer to left outer join conversion | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE
_optimizer_group_by_placement | consider group-by placement optimization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_ignore_hints | enables the embedded hints to be ignored | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_optimizer_improve_selectivity | improve table and partial overlap join selectivity computation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
optimizer_index_caching | optimizer percent index caching | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
optimizer_index_cost_adj | optimizer index cost adjustment | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100
_optimizer_instance_count | force the optimizer to use the specified number of instances | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_optimizer_interleave_jppd | interleave join predicate pushdown during CBQT | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_optimizer_invalidation_period | time window for invalidation of cursors of analyzed objects | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 18000 | 18000 | 18000 | 18000 | 18000 | 18000 | 18000 | 18000 | 18000 | 18000 | 18000 | 18000 | 18000 | 18000 | 18000
_optimizer_join_elimination_enabled | optimizer join elimination enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_join_factorization | use join factorization transformation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE

_optimizer_join_sel_sanity_check

enable/disable sanity check for multi-column join selectivity

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

optimizer_max_permutations | optimizer maximum join permutations per query block | Regular | Regular | Regular | Regular | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000
_optimizer_min_cache_blocks | set minimum cached blocks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_optimizer_mjc_enabled | enable merge join cartesian | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE

optimizer_mode

optimizer mode

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

CHOOSE

CHOOSE

CHOOSE

CHOOSE

ALL_ROWS

ALL_ROWS

ALL_ROWS

ALL_ROWS

ALL_ROWS

ALL_ROWS

ALL_ROWS

ALL_ROWS

ALL_ROWS

ALL_ROWS

ALL_ROWS

ALL_ROWS

ALL_ROWS

ALL_ROWS

ALL_ROWS

_optimizer_mode_force | force setting of optimizer mode for user recursive SQL also | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_multi_level_push_pred | consider join-predicate pushdown that requires multi-level pushdown to base table | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_multiple_cenv | generate and run plans using several compilation environments | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_optimizer_multiple_cenv_report | control what to report in trace file when run in multi-plan mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | result | result | result | result | result | result
_optimizer_multiple_cenv_stmt | control the types of statements that are run in multi-plan mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | query | query | query | query | query
_optimizer_native_full_outer_join | execute full outer join using native implementaion | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | off | off | off | FORCE | FORCE | FORCE | FORCE | FORCE | FORCE | FORCE
_optimizer_nested_rollup_for_gset | number of groups above which we use nested rollup exec for gset | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 100 | 100 | 100 | 100 | 100 | 100 | 100
_optimizer_new_join_card_computation | compute join cardinality using non-rounded input values | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_null_aware_antijoin | null-aware antijoin parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_or_expansion | control or expansion approach used | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  | breadth | breadth |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_optimizer_or_expansion | control or expansion approach used | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  | breadth | DEPTH | DEPTH | DEPTH | DEPTH | DEPTH | DEPTH | DEPTH | DEPTH | DEPTH | DEPTH | DEPTH | DEPTH
_optimizer_or_expansion_subheap | Use subheap for optimizer or-expansion | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_order_by_elimination_enabled | Eliminates order bys from views before query transformation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_outer_join_to_inner | enable/disable outer to inner join conversion | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE
_optimizer_outer_to_anti_enabled | Enable transformation of outer-join to anti-join if possible | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_percent_parallel | optimizer percent parallel | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101
_optimizer_purge_stats_iteration_row_count | number of rows to be deleted at each iteration of the stats purging process | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10000 | 10000 | 10000 | 10000
_optimizer_push_down_distinct | push down distinct from query block to table | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_optimizer_push_pred_cost_based | use cost-based query transformation for push pred optimization | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_random_plan | optimizer seed value for random plans | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_optimizer_reuse_cost_annotations | reuse cost annotations during cost-based query transformation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_rownum_bind_default | Default value to use for rownum bind | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_optimizer_rownum_pred_based_fkr | enable the use of first K rows due to rownum predicate | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_save_stats | enable/disable saving old versions of optimizer stats | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_search_limit | optimizer search limit | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
optimizer_secure_view_merging | optimizer secure view merging and predicate pushdown/movearound | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_self_induced_cache_cost | account for self-induced caching | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_optimizer_skip_scan_enabled | enable/disable index skip scan | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_skip_scan_guess | consider index skip scan for predicates with guessed selectivity | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_optimizer_sortmerge_join_enabled | enable/disable sort-merge join method | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_sortmerge_join_inequality | enable/disable sort-merge join using inequality predicates | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_squ_bottomup | enables unnesting of subquery in a bottom-up manner | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_star_tran_in_with_clause | enable/disable star transformation in with clause queries | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_star_trans_min_cost | optimizer star transformation minimum cost | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_optimizer_star_trans_min_ratio | optimizer star transformation minimum ratio | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_optimizer_starplan_enabled | optimizer star plan enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_system_stats_usage | system statistics usage | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_table_expansion | consider table expansion transformation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_trace | optimizer trace parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | none | none | none | none | none | none | none | none | none | none | none | none
_optimizer_transitivity_retain | retain equi-join pred upon transitive equality pred generation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_try_st_before_jppd | try Star Transformation before Join Predicate Push Down | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_undo_changes | undo changes to query optimizer | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE

_optimizer_undo_cost_change

optimizer undo cost change

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

9.2.0

9.2.0

9.2.0

9.2.0

10.1.0.3

10.1.0.4

10.1.0.5

10.2.0.1

10.2.0.2

10.2.0.3

10.2.0.4

10.2.0.5

11.1.0.6

11.1.0.7

11.2.0.1

11.2.0.2

11.2.0.3

11.2.0.4

12.1.0.1

_optimizer_unnest_all_subqueries | enables unnesting of every type of subquery | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_unnest_corr_set_subq | Unnesting of correlated set subqueries (TRUE/FALSE) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_unnest_disjunctive_subq | Unnesting of disjunctive subqueries (TRUE/FALSE) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_use_cbqt_star_transformation | use rewritten star transformation using cbqt framework | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_use_feedback | optimizer use feedback | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_use_histograms | Controls whether to use histograms | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE |  |  |  |  |  |  |
optimizer_use_invisible_indexes | Usage of invisible indexes (TRUE/FALSE) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
optimizer_use_pending_statistics | Control whether to use optimizer pending statistics | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
optimizer_use_sql_plan_baselines | use of SQL plan baselines for captured sql statements | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_optimizer_use_subheap | Enables physical optimizer subheap | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_or_expand_nvl_predicate | enable OR expanded plan for NVL/DECODE predicate | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
oracle_trace_collection_name | Oracle TRACE default collection name | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
oracle_trace_collection_path | Oracle TRACE collection path | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | ?/otrace/admin/cdf | ?/otrace/admin/cdf | ?/otrace/admin/cdf | ?/otrace/admin/cdf |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
oracle_trace_collection_size | Oracle TRACE collection file max. size | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5242880 | 5242880 | 5242880 | 5242880 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
oracle_trace_enable | Oracle Trace enabled/disabled | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_oracle_trace_events | Oracle TRACE event flags | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
oracle_trace_facility_name | Oracle TRACE default facility name | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | oracled | oracled | oracled | oracled |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
oracle_trace_facility_path | Oracle TRACE facility path | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | ?/otrace/admin/fdf | ?/otrace/admin/fdf | ?/otrace/admin/fdf | ?/otrace/admin/fdf |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_oracle_trace_facility_version | Oracle TRACE facility version | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_oradbg_pathname | path of oradbg script | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_oradebug_cmds_at_startup | oradebug commands to execute at instance startup | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_oradebug_force | force target processes to execute oradebug commands? | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_oradebug_force | force target processes to execute oradebug commands? | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_ordered_nested_loop | enable ordered nested loop costing | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_ordered_semijoin | enable ordered semi-join subquery | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_orph_cln_interval | qmon periodic interval for removed subscriber messages cleanup | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1200 | 1200 | 1200 | 1200 | 1200 | 1200 | 1200
os_authent_prefix | prefix for auto-logon accounts | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | ops$ | ops$ | ops$ | ops$ | ops$ | ops$ | ops$ | ops$ | ops$ | ops$ | ops$ | ops$ | ops$ | ops$ | ops$ | ops$ | ops$ | ops$ | ops$
os_roles | retrieve roles from the operating system | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_os_sched_high_priority | OS high priority level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_oss_skgxp_udp_dynamic_credit_mgmt | OSSLIB enable[!0]/disable[0] dynamic credit mgmt for SKGXP-UDP | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1
_other_wait_event_exclusion | exclude event names from _other_wait_threshold calculations | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_other_wait_threshold | threshold wait percentage for event wait class Other | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_outline_bitmap_tree | BITMAP_TREE hint enabled in outline | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_outstanding_broadcast_scn_waits | maximum number of outstanding broadcast SCN waits | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 |  |  |  |
_parallel_adaptive_max_users | maximum number of users running with default DOP | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1

parallel_adaptive_multi_user

enable adaptive setting of degree for multiple user streams

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

FALSE

FALSE

FALSE

FALSE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

parallel_automatic_tuning

enable intelligent defaults for parallel execution parameters

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_parallel_blackbox_enabled | parallel execution blackbox enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_parallel_blackbox_size | parallel execution blackbox bucket size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16384 | 16384 | 16384 | 16384
_parallel_broadcast_enabled | enable broadcasting of small inputs to hash and sort merge joins | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_parallel_cluster_cache_pct | max percentage of the global buffer cache to use for affinity | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 80 | 80 | 80 | 80 | 80
_parallel_cluster_cache_policy | policy used for parallel execution on cluster(ADAPTIVE/CACHED) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ADAPTIVE | ADAPTIVE | ADAPTIVE | ADAPTIVE | ADAPTIVE
_parallel_conservative_queuing | conservative parallel statement queuing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_parallel_default_max_instances | default maximum number of instances for parallel query | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_parallel_degree_level | adjust the computed degree in percentage | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100 | 100
parallel_degree_limit | limit placed on degree of parallelism | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | CPU | CPU | CPU | CPU | CPU
parallel_degree_policy | policy used to compute the degree of parallelism (MANUAL/LIMITED/AUTO/ADAPTIVE) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | MANUAL | MANUAL | MANUAL | MANUAL | MANUAL

_parallel_execution_message_align

Alignment of PX buffers to OS page boundary

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

parallel_execution_message_size

message buffer size for parallel execution

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

2152

2152

2152

2152

2152

2152

2152

2152

2152

2152

2152

2152

2152

2152

16384

16384

16384

16384

16384

_parallel_fake_class_pct | fake db-scheduler percent used for testing | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_parallel_fixwrite_bucket | Number of buckets for each round of fix write | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
parallel_force_local | force single instance execution | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_parallel_heartbeat_snapshot_interval | interval of snapshot to track px msging between instances | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2
_parallel_heartbeat_snapshot_max | maximum number of historical snapshots archived | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 128 | 128 | 128 | 128
parallel_instance_group | instance group to use for all parallel operations | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
parallel_io_cap_enabled | enable capping DOP by IO bandwidth | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_parallel_load_bal_unit | number of threads to allocate per instance | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_parallel_load_balancing | parallel execution load balanced slave allocation | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_parallel_load_publish_threshold | diffrence in percentage controlling px load propagation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10
parallel_max_servers | maximum parallel query servers per instance | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 5 | 5 | 5 | 5 | 15 | 15 | 15 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20

_parallel_min_message_pool

minimum size of shared pool memory to reserve for pq servers

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

64560

64560

64560

64560

64560

64560

64560

64560

64560

64560

64560

64560

64560

64560

491520

491520

491520

491520

491520

parallel_min_percent | minimum percent of threads required for parallel query | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
parallel_min_servers | minimum parallel query servers per instance | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8
parallel_min_time_threshold | threshold above which a plan is a candidate for parallelization (in seconds) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | AUTO | AUTO | AUTO | AUTO | AUTO
_parallel_optimization_phase_for_local | parallel optimization phase when all slaves are local | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_parallel_policy | policy used to compute the degree of parallelism (MANUAL/LIMITED/AUTO) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | MANUAL | MANUAL |  |  |  |  |
_parallel_queuing_max_waitingtime | parallel statement queuing: max waiting time in queue | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_parallel_recovery_stopat | stop at -position- to step through SMON | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 32767 | 32767 | 32767 | 32767 | 32767 | 32767 | 32767 | 32767 | 32767 | 32767 | 32767 | 32767 | 32767 | 32767 | 32767 | 32767 | 32767 | 32767 | 32767
_parallel_replay_bucket | Number of buckets for each round of parallel replay | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  | 1000 | 1000 | 1000 |  |  |  |  |  |  |  |  |  |  |  |
_parallel_replay_msg_limit | Number of messages for each round of parallel replay | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000
_parallel_scalability | Parallel scalability criterion for parallel execution | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50 | 50 | 50 | 50 | 50
parallel_server | if TRUE startup in parallel server mode | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_parallel_server_idle_time | idle time before parallel query server dies (in 1/100 sec) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5 | 5 | 5 | 5 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000
parallel_server_instances | number of instances to use for sizing OPS SGA structures | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_parallel_server_sleep_time | sleep time between dequeue timeouts (in 1/100ths) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
parallel_servers_target | instance target in terms of number of parallel servers | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 | 8 | 8 | 8 | 8
_parallel_slave_acquisition_wait | time(in seconds) to wait before retrying slave acquisition | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_parallel_statement_queuing | parallel statement queuing enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_parallel_stmt_critical_cgs | parallel stmt critical cgs | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_parallel_syspls_obey_force | TRUE to obey force parallel query/dml/ddl under System PL/SQL | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
parallel_threads_per_cpu | number of parallel execution threads per CPU | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_parallel_time_threshold | threshold above which a plan is a candidate for parallelization (in seconds) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 |  |  |  |  |
_parallel_time_unit | unit of work used to derive the degree of parallelism (in seconds) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10
_parallel_txn_global | enable parallel_txn hint with updates and deletes | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_parallelism_cost_fudge_factor | set the parallelism cost fudge factor | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350
_parameter_table_block_size | parameter table block size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048 | 2048
_part_access_version_by_number | use version numbers to access versioned objects for partitioning | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE
_partial_pwise_join_enabled | enable partial partition-wise join when TRUE | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_partition_large_extents | Enables large extent allocation for partitioned tables | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
partition_view_enabled | enable/disable partitioned views | Regular | Regular | Regular | Regular | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_passwordfile_enqueue_timeout | password file enqueue timeout in seconds | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900
_pct_refresh_double_count_prevented | materialized view PCT refreshes avoid double counting | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_pdml_gim_sampling | control separation of global index maintenance for PDML | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000
_pdml_gim_staggered | slaves start on different index when doing index maint | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_pdml_slaves_diff_part | slaves start on different partition when doing index maint | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_percent_flashback_buf_partial_full | Percent of flashback buffer filled to be considered partial full | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50
permit_92_wrap | allow old-style wrap-files in PL/SQL | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | TRUE |  |  |  |  |  |  |
permit_92_wrap_format | allow 9.2 or older wrap format in PL/SQL | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE

pga_aggregate_target

Target size for the aggregate PGA memory consumed by the instance

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

0

0

0

0

32820428

32820428

32820428

33554432

33554432

33554432

33554432

33554432

42781900

42781900

42781900

42781900

49492787

10485760

10485760

_pga_auto_snapshot_percentage | percent growth of PGA memory for additional snapshots | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 |
_pga_auto_snapshot_threshold | bytes of PGA memory in one process to trigger detail snapshot | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 524288000 |
_pga_detail_combine_auto | combine auto and manual PGA memory detail snapshots | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
_pga_large_extent_size | PGA large extent size | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576

_pga_max_size

Maximum size of the PGA memory for one process

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

209715200

209715200

209715200

209715200

209715200

209715200

209715200

209715200

209715200

209715200

209715200

209715200

209715200

209715200

209715200

209715200

209715200

209715200

209715200

_pgactx_cap_stacks | capture stacks for setting pgactx | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_ping_level | fusion ping level | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |  |  |  |  |
_pivot_implementation_method | pivot implementation method | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE | CHOOSE
_pkt_enable | enable progressive kill test | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_pkt_pmon_interval | PMON process clean-up interval (cs) | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50
_pkt_start | start progressive kill test instrumention | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_plan_outline_data | explain plan outline data enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_plan_verify_improvement_margin | Performance improvement criterion for evolving plan baselines | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 150 | 150 | 150 | 150 | 150 | 150 | 150
_plan_verify_local_time_limit | Local time limit to use for an individual plan verification | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0

plscope_settings

plscope_settings controls the compile time collection, cross reference, and storage of PL/SQL source code identifier data

N/A

N/A

N/A

N/A

N/A

N/A

N/A

N/A

N/A

N/A

N/A

N/A

Regular

Regular

Regular

Regular

Regular

Regular

Regular

IDENTIFIERS:NONE

IDENTIFIERS:NONE

IDENTIFIERS:NONE

IDENTIFIERS:NONE

IDENTIFIERS:NONE

identifiers:all

IDENTIFIERS:NONE

_plsql_anon_block_code_type

PL/SQL anonymous block code-type

N/A

N/A

N/A

N/A

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

_plsql_cache_enable | PL/SQL Function Cache Enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
plsql_ccflags | PL/SQL ccflags | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

plsql_code_type

PL/SQL code-type

N/A

N/A

N/A

N/A

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

plsql_compiler_flags

PL/SQL compiler flags

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

N/A

N/A

N/A

N/A

N/A

N/A

N/A

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED

INTERPRETED, NON_DEBUG

INTERPRETED, NON_DEBUG

INTERPRETED, NON_DEBUG

INTERPRETED, NON_DEBUG

INTERPRETED, NON_DEBUG

INTERPRETED, NON_DEBUG

INTERPRETED, NON_DEBUG

INTERPRETED, NON_DEBUG

_plsql_conditional_compilation | PL/SQL conditional compilation | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  | FALSE | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_plsql_conditional_compilation | PL/SQL conditional compilation | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  | TRUE | TRUE |  |  |  |  |  |  |  |  |  |  |  |
plsql_debug | PL/SQL debug | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_plsql_dump_buffer_events | conditions upon which the PL/SQL circular buffer is dumped | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_plsql_max_stack_size | PL/SQL maximum stack size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_plsql_max_stack_size | PL/SQL maximum stack size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_plsql_minimum_cache_hit_percent | plsql minimum cache hit percentage required to keep caching active | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20
plsql_native_c_compiler | plsql native C compiler | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_plsql_native_frame_threshold | Allocate PL/SQL native frames on the heap if size exceeds this value | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 4294967294 |  |  |  |  |  |  |
_plsql_native_frame_threshold | Allocate PL/SQL native frames on the heap if size exceeds this value | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4294967294 | 4294967294 | 4294967294 | 4294967294 | 4294967294
plsql_native_library_dir | plsql native library dir | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
plsql_native_library_subdir_count | plsql native library number of subdirectories | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  |  |  |  |
plsql_native_linker | plsql native linker | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
plsql_native_make_file_name | plsql native compilation make file | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
plsql_native_make_utility | plsql native compilation make utility | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_plsql_nvl_optimize | PL/SQL NVL optimize | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
plsql_optimize_level | PL/SQL optimize level | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2

plsql_v2_compatibility

PL/SQL version 2.x compatibility flag

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

plsql_warnings

PL/SQL compiler warnings settings

N/A

N/A

N/A

N/A

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

DISABLE:ALL

DISABLE:ALL

DISABLE:ALL

DISABLE:ALL

DISABLE:ALL

DISABLE:ALL

DISABLE:ALL

DISABLE:ALL

DISABLE:ALL

DISABLE:ALL

DISABLE:ALL

DISABLE:ALL

DISABLE:ALL

DISABLE:ALL

DISABLE:ALL

_pmon_dead_blkrs_alive_chk_rate_secs | rate to check blockers are alive during cleanup (in seconds) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 3 | 3 | 3 | 3
_pmon_dead_blkrs_max_blkrs | max blockers to check during cleanup | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 200 | 200 | 200 | 200
_pmon_dead_blkrs_max_cleanup_attempts | max attempts per blocker while checking dead blockers | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5
_pmon_dead_blkrs_scan_rate_secs | rate to scan for dead blockers during cleanup (in seconds) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 3 | 3 | 3 | 3
_pmon_enable_dead_blkrs | look for dead blockers during PMON cleanup | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | TRUE | TRUE | TRUE | TRUE

_pmon_load_constants

server load balancing constants (S,P,D,I,L,C,M)

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

300,192,64,3,10,10,0

300,192,64,3,10,10,0

300,192,64,3,10,10,0

300,192,64,3,10,10,0

300,192,64,3,10,10,0

300,192,64,3,10,10,0

300,192,64,3,10,10,0

300,192,64,3,10,10,0,0

300,192,64,3,10,10,0,0

300,192,64,3,10,10,0,0

300,192,64,3,10,10,0,0

300,192,64,3,10,10,0,0

300,192,64,3,10,10,0,0

300,192,64,3,10,10,0,0

300,192,64,3,10,10,0,0

300,192,64,3,10,10,0,0

300,192,64,3,10,10,0,0

300,192,64,3,10,10,0,0

300,192,64,3,10,10,0,0

_pmon_max_consec_posts | PMON max consecutive posts in main loop | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5
_posix_spawn_enabled | posix_spawn enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
_post_wait_queues_dynamic_queues | Post Wait Queues - Num Dynamic Queues | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 40 | 40 | 40 | 40
_post_wait_queues_num_per_class | Post Wait Queues - Num Per Class | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_pqq_debug_txn_act | pq queuing transaction active | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_pqq_enabled | Enable Resource Manager based Parallel Statement Queuing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
pre_11g_enable_capture | To enable capture of DB Replay | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE |  |  |  |  |  |  |
pre_page_sga | pre-page sga for process | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | TRUE
_pre_rewrite_push_pred | push predicates into views before rewrite | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_precompute_gid_values | precompute gid values and copy them before returning a row | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_pred_move_around | enables predicate move-around | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_predicate_elimination_enabled | allow predicate elimination if set to TRUE | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_prescomm | presume commit of IMU transactions | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_print_refresh_schedule | enable dbms_output of materialized view refresh schedule | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | false | false | false | false | false | false | false | false | false | false | false | false | false | false | false
_private_memory_address | Start address of large extent memory segment | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
processes | user processes | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 40 | 40 | 40 | 40 | 40 | 100 | 100 | 100 | 100 | 200 | 200 | 200
processor_group_name | Name of the processor group that this instance should run in. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_project_view_columns | enable projecting out unreferenced columns of a view | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_projection_pushdown | projection pushdown | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_projection_pushdown_debug | level for projection pushdown debugging | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_prop_old_enabled | Shift to pre 11g propagation behaviour | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_protect_frame_heaps | Protect cursor frame heaps | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_ptn_cache_threshold | flags and threshold to control partition metadata caching | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 1
_push_join_predicate | enable pushing join predicate inside a view | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_push_join_union_view | enable pushing join predicate inside a union all view | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_push_join_union_view2 | enable pushing join predicate inside a union view | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_px_adaptive_offload_pecentage | percentage for PQ adaptive offloading of granules | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 |
_px_adaptive_offload_threshold | threshold (GB/s) for PQ adaptive offloading of granules | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10
_px_async_getgranule | asynchronous get granule in the slave | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_px_bind_peek_sharing | enables sharing of px cursors that were built using bind peeking | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_px_broadcast_fudge_factor | set the tq broadcasting fudge factor percentage | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100
_px_buffer_ttl | ttl for px mesg buffers in seconds | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30
_px_chunklist_count_ratio | ratio of the number of chunk lists to the default DOP per instance | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16 | 8 | 8 | 8
_px_compilation_debug | debug level for parallel compilation | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_px_compilation_trace | tracing level for parallel compilation | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_px_dump_12805_source | enables or disables tracing of 12805 signal source | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_px_dynamic_opt | turn off/on restartable qerpx dynamic optimization | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_px_dynamic_sample_size | num of samples for restartable qerpx dynamic optimization | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50
_px_execution_services_enabled | enable service-based constraint of px slave allocation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_px_freelist_latch_divisor | Divide the computed number of freelists by this power of 2 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2
_px_gim_factor | weighted autodop global index maintenance factor | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100 | 100 | 100 | 100 | 100
_px_granule_batch_size | maximum size of a batch of granules | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 26
_px_granule_randomize | enables or disables randomization of parallel scans rowid granules | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE

_px_granule_size

default size of a rowid range granule (in KB)

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

100000

100000

100000

100000

100000

100000

100000

100000

100000

100000

100000

100000

100000

100000

1000000

1000000

1000000

1000000

1000000

_px_hold_time | hold px at execution time (unit: second) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
_px_index_sampling | parallel query sampling for index create (100000 = 100%) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 |
_px_index_sampling_objsize | parallel query sampling for index create based on object size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_px_io_process_bandwidth | IO process bandwidth in MB/sec for computing DOP | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 200 | 200 | 200 | 200 | 200 | 200 | 200
_px_io_system_bandwidth | total IO system bandwidth in MB/sec for computing DOP | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_px_kxib_tracing | turn on kxib tracing | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_px_load_factor | weighted autodop load factor | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 300 | 300 | 300 | 300 | 300
_px_load_publish_interval | interval at which LMON will check whether to publish PX load | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200
_px_loc_msg_cost | CPU cost to send a PX message via shared memory | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_px_max_granules_per_slave | maximum number of rowid range granules to generate per slave | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100
_px_max_map_val | Maximum value of rehash mapping for PX | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 32 | 32 | 32 | 32 | 32
_px_max_message_pool_pct | percentage of shared pool for px msg buffers range [5,90] | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 40 | 40 | 40 | 40
_px_min_granules_per_slave | minimum number of rowid range granules to generate per slave | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13
_px_minus_intersect | enables pq for minus/interect operators | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_px_net_msg_cost | CPU cost to send a PX message over the internconnect | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000
_px_no_granule_sort | prevent parallel partition granules to be sorted on size | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE

_px_no_stealing

prevent parallel granule stealing in shared nothing environment

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_px_nss_planb | enables or disables NSS Plan B reparse with outline | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_px_numa_stealing_enabled | enable/disable PQ granule stealing across NUMA nodes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE
_px_numa_support_enabled | enable/disable PQ NUMA support | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | FALSE
_px_partition_scan_enabled | enables or disables parallel partition-based scan | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_px_partition_scan_threshold | least number of partitions per slave to start partition-based scan | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 64 | 64 | 64 | 64
_px_proc_constrain | reduce parallel_max_servers if greater than (processes - fudge) | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_px_pwg_enabled | parallel partition wise group by enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_px_round_robin_rowcnt | round robin row count to enq to next slave | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1000 | 1000 | 1000
_px_rownum_pd | turn off/on parallel rownum pushdown optimization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_px_send_timeout | IPC message send timeout value in seconds | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300
_px_slaves_share_cursors | slaves share cursors with QC | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_px_trace | px trace parameter | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | none | none | none | none | none | none | none | none | none | none | none | none | none | none | none | none | none | none | none
_px_ual_serial_input | enables new pq for UNION operators | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_px_xtgranule_size | default size of a external table granule (in KB) | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000
_qa_lrg_type | Oracle internal parameter to specify QA lrg type | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_quantum_donation_limit | number of quantum donations allowed per quantum | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
_query_cost_rewrite | perform the cost based rewrite with materialized views | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_query_execution_cache_max_size | max size of query execution cache | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 131072 | 131072 | 131072 | 131072
_query_mmvrewrite_maxcmaps | query mmv rewrite maximum number of cmaps per dmap in query disjunct | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20 | 20 | 20 | 20
_query_mmvrewrite_maxdmaps | query mmv rewrite maximum number of dmaps per query disjunct | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10
_query_mmvrewrite_maxinlists | query mmv rewrite maximum number of in-lists per disjunct | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5 | 5
_query_mmvrewrite_maxintervals | query mmv rewrite maximum number of intervals per disjunct | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5 | 5
_query_mmvrewrite_maxmergedcmaps | query mmv rewrite maximum number of merged cmaps | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 50 | 50 | 50 |  |  |  |
_query_mmvrewrite_maxpreds | query mmv rewrite maximum number of predicates per disjunct | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10
_query_mmvrewrite_maxqryinlistvals | query mmv rewrite maximum number of query in-list values | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 500 | 500 | 500 | 500 | 500 | 500 | 500
_query_mmvrewrite_maxregperm | query mmv rewrite maximum number of region permutations | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 512 | 512 | 512 | 512 | 512 | 512 | 512
_query_on_physical | query on physical | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_query_rewrite_1 | perform query rewrite before&after or only before view merging | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_query_rewrite_2 | perform query rewrite before&after or only after view merging | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_query_rewrite_drj | mv rewrite and drop redundant joins | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | FALSE

query_rewrite_enabled

allow rewrite of queries using materialized views if enabled

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

false

false

false

false

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

_query_rewrite_expression | rewrite with cannonical form for expressions | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_query_rewrite_fpc | mv rewrite fresh partition containment | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_query_rewrite_fudge | cost based query rewrite with MVs fudge factor | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90

query_rewrite_integrity

perform rewrite using materialized views with desired integrity

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

enforced

enforced

enforced

enforced

enforced

enforced

enforced

enforced

enforced

enforced

enforced

enforced

enforced

enforced

enforced

enforced

enforced

enforced

enforced

_query_rewrite_jgmigrate | mv rewrite with jg migration | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_query_rewrite_maxdisjunct | query rewrite max disjuncts | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 257 | 257 | 257 | 257 | 257 | 257 | 257 | 257 | 257 | 257 | 257 | 257 | 257 | 257 | 257 | 257 | 257 | 257 | 257

_query_rewrite_or_error

allow query rewrite, if referenced tables are not dataless

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_query_rewrite_setopgrw_enable | perform general rewrite using set operator summaries | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_query_rewrite_vop_cleanup | prune frocol chain before rewrite after view-merging | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_queue_buffer_max_dump_len | max number of bytes to dump to trace file for queue buffer dump | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 65536 | 65536 | 65536 | 65536 | 65536
_radm_enabled | Data Redaction | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE
_rbr_ckpt_tracing | Enable reuse block range checkpoint tracing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_rcfg_disable_verify | if TRUE disables verify at reconfiguration | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE
_rcfg_disable_verify | if TRUE disables verify at reconfiguration | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE |  |  |  |  |  |  |
_rcfg_parallel_cleanup | if TRUE enables parallel cleanup at reconfiguration | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  | TRUE | TRUE | TRUE |  |  |  |  |  |  |  |  |  |  |  |
_rcfg_parallel_fixwrite | if TRUE enables parallel fixwrite at reconfiguration | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_rcfg_parallel_replay | if TRUE enables parallel replay and cleanup at reconfiguration | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_rcfg_parallel_verify | if TRUE enables parallel verify at reconfiguration | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_rcv_scn_message_threshold_percent | Percentage of buffer cache above which media rcv sends SCN message | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 |  |  |  |  |
_rdbms_compatibility | default RDBMS compatibility level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1
_rdbms_internal_fplib_enabled | enable CELL FPLIB filtering within rdbms | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_rdbms_internal_fplib_raise_errors | enable reraising of any exceptions in CELL FPLIB | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
rdbms_server_dn | RDBMS's Distinguished Name | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

read_only_open_delayed

if TRUE delay opening of read only files until first access

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_read_only_violation_dump_to_trace | read-only violation dump to trace files | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_read_only_violation_max_count | read-only violation array max count | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 500 | 500 | 500 | 500
_read_only_violation_max_count_per_module | read-only violation array per module max count | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100 | 100 | 100 | 100
_readable_standby_mode | readable standby mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | SLFLUSH | SLFLUSH |  |  |  |  |
_readable_standby_sync_timeout | readable standby query scn sync timeout | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10
_real_time_apply_arch_delay | Archival delay with real time apply | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  |  |  |  |  |  |
_real_time_apply_sim | Simulation value with real time apply | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_realfree_heap_free_threshold | threshold for performing real-free, in Kbytes | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4194303 | 4194303 | 4194303 | 4194303 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_realfree_heap_max_size | minimum max total heap size, in Kbytes | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768 | 32768
_realfree_heap_mode | mode flags for real-free heap | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_realfree_heap_pagesize_hint | hint for real-free page size in bytes | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A |  |  |  |  | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 |
_reasonable_scn_offset_seconds | Reasonable SCN offset seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 |  |
_recoverable_recovery_batch_percent | Recoverable recovery batch size (percentage of buffer cache) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 15 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50
_recovery_asserts | if TRUE, enable expensive integrity checks | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_recovery_claim_batch_size | number of messages to batch in a recovery claim message (DFS) | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10 | 10 | 10 | 10 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
recovery_parallelism | number of server processes to use for parallel recovery | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_recovery_percentage | recovery buffer cache percentage | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50
_recovery_read_limit | number of recovery reads which can be outstanding | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1024 | 1024 | 1024
_recovery_skip_cfseq_check | allow media recovery even if controlfile seq check fails | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE |  |  |  |  |  |  |
_recovery_skip_cfseq_check | allow media recovery even if controlfile seq check fails | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_recovery_verify_writes | enable thread recovery write verify | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_recursive_imu_transactions | recursive transactions may be IMU | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_recursive_with_max_recursion_level | check for maximum level of recursion instead of checking for cycles | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_recyclebin | recyclebin processing | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  | TRUE | TRUE | TRUE | on | on | on | on | on | on | on | on | on | on | on | on
_redo_compatibility_check | general and redo/undo compatibility sanity check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_redo_read_from_memory | Enable reading redo from in-memory log buffer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_redo_transport_compress_all | Is ASYNC LNS compression allowed? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE
_redo_transport_max_stall_time | Maximum stall time before redo tranport process is terminated | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 240 |  |  |  |
_redo_transport_sanity_check | redo transport sanity check bit mask | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_redo_transport_stall_time | I/O stall time before terminating redo transport process | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 240 | 360 | 360 | 360
_redo_transport_stall_time_long | long I/O stall time before terminating redo transport process | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3600 | 3600 | 3600 | 3600
_redo_transport_stream_test | test stream connection? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
_redo_transport_stream_writes | Stream network writes? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
redo_transport_user | Data Guard transport user when using password file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_redo_transport_vio_size_req | VIO size requirement | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4294967294 | 4294967294 | 4294967294 | 4294967294 | 1048576
_reduce_sby_log_scan | enable standby log scan optimization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_reduce_sby_log_scan | enable stabdby log scan optimization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | TRUE |  |  |  |  |  |  |
_release_insert_threshold | maximum number of unusable blocks to unlink from freelist | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
_reliable_block_sends | if TRUE, no side channel on reliable interconnect | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE
_relocation_commit_batch_size | ASM relocation commit batch size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 | 8 | 8 | 8
remote_archive_enable | remote archival enable setting | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | true | true | true | true | true | true | true | true | true | true | true | true |  |  |  |  |  |  |

remote_dependencies_mode

remote-procedure-call dependencies mode parameter

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

TIMESTAMP

TIMESTAMP

TIMESTAMP

TIMESTAMP

TIMESTAMP

TIMESTAMP

TIMESTAMP

TIMESTAMP

TIMESTAMP

TIMESTAMP

TIMESTAMP

TIMESTAMP

TIMESTAMP

TIMESTAMP

TIMESTAMP

TIMESTAMP

TIMESTAMP

TIMESTAMP

TIMESTAMP

remote_listener | remote listener | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

remote_login_passwordfile

password file usage parameter

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

EXCLUSIVE

EXCLUSIVE

EXCLUSIVE

EXCLUSIVE

NONE

NONE

NONE

EXCLUSIVE

EXCLUSIVE

EXCLUSIVE

EXCLUSIVE

EXCLUSIVE

EXCLUSIVE

EXCLUSIVE

EXCLUSIVE

EXCLUSIVE

EXCLUSIVE

EXCLUSIVE

EXCLUSIVE

remote_os_authent

allow non-secure remote clients to use auto-logon accounts

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

remote_os_roles

allow non-secure remote clients to use os roles

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_remove_aggr_subquery | enables removal of subsumed aggregated subquery | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_rep_base_path | base path for EM reports in database | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_replace_virtual_columns | replace expressions with virtual columns | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE

replication_dependency_tracking

tracking dependency for Replication parallel propagation

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

TRUE

_reset_maxcap_history | reset maxcap history time | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10
resource_limit | master switch for resource limit | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_resource_manager_always_off | disable the resource manager always | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_resource_manager_always_on | enable the resource manager always | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE |
resource_manager_cpu_allocation | Resource Manager CPU allocation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 2

resource_manager_plan

resource mgr top plan

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

SCHEDULER[0x2BFD]:DEFAULT_MAINTENANCE_PLAN

SCHEDULER[0x2C47]:DEFAULT_MAINTENANCE_PLAN

SCHEDULER[0x2FF7]:DEFAULT_MAINTENANCE_PLAN

SCHEDULER[0x30FB]:DEFAULT_MAINTENANCE_PLAN

SCHEDULER[0x3183]:DEFAULT_MAINTENANCE_PLAN

SCHEDULER[0x32CD]:DEFAULT_MAINTENANCE_PLAN

_restore_maxopenfiles | restore assumption for maxopenfiles | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 | 8 | 8 | 8 | 8
_restore_spfile | restore spfile to this location | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_result_cache_auto_dml_monitoring_duration | result cache auto dml monitoring duration | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 15 | 15 | 15 | 15
_result_cache_auto_dml_monitoring_slots | result cache auto dml monitoring slot | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4 | 4 | 4 | 4
_result_cache_auto_dml_threshold | result cache auto dml threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16 | 16 | 16 | 16
_result_cache_auto_dml_trend_threshold | result cache auto dml trend threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20
_result_cache_auto_execution_threshold | result cache auto execution threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1
_result_cache_auto_size_threshold | result cache auto max size allowed | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 100 | 100 | 100 | 100 | 100 | 100 | 100
_result_cache_auto_time_distance | result cache auto time distance | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 300 | 300 | 300 | 300 | 300 | 300 | 300
_result_cache_auto_time_threshold | result cache auto time threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_result_cache_block_size | result cache block size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024
_result_cache_copy_block_count | blocks to copy instead of pinning the result | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1
_result_cache_deterministic_plsql | result cache deterministic PLSQL functions | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_result_cache_global | Are results available globally across RAC? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE
result_cache_max_result | maximum result size as percent of cache size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5 | 5
result_cache_max_size | maximum amount of memory to be used by the cache | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | 1458438144 | 1458700288 | 32768 | 32768 | 32768 | 32768 | 1473249280
result_cache_mode | result cache operator usage mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | MANUAL | MANUAL | MANUAL | MANUAL | MANUAL | MANUAL | MANUAL
result_cache_remote_expiration | maximum life time (min) for any result using a remote object | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_result_cache_timeout | maximum time (sec) a session waits for a result | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 60 | 10 | 10 | 10 | 10 | 10 | 10
resumable_timeout | set resumable_timeout | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_reuse_index_loop | number of blocks being examine for index block reuse | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
_right_outer_hash_enable | Right Outer/Semi/Anti Hash Enabled | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_rm_cluster_interconnects | interconnects for RAC use (RM) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_rm_numa_sched_enable | Is Resource Manager (RM) related NUMA scheduled policy enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | FALSE | FALSE | FALSE
_rm_numa_sched_enable | Is Resource Manager (RM) related NUMA scheduled policy enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  | FALSE | TRUE |  |  |  |  |  |  |
_rm_numa_simulation_cpus | number of cpus for numa simulation in resource manager | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  | 0 | 0 |  |  |  |  |  |  |
_rm_numa_simulation_cpus | number of cpus for each pg for numa simulation in resource manager | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_rm_numa_simulation_pgs | number of PGs for numa simulation in resource manager | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_rm_numa_simulation_pgs | number of PGs for numa simulation in resource manager | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  | 0 | 0 |  |  |  |  |  |  |
_rman_io_priority | priority at which rman backup i/o's are done | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
_rman_restore_through_link | RMAN restore through link | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |
_rman_roundrobin_placement | Numa round robin placement for RMAN procs | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_rollback_segment_count | number of undo segments | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_rollback_segment_initial | starting undo segment number | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
rollback_segments | undo segment list | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_rollback_stopat | stop at -position to step rollback | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_row_cache_cursors | number of cached cursors for row cache management | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20
_row_cr | enable row cr for all sql | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
row_locking | row-locking | Regular | Regular | Regular | Regular | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | always | always | always | always | always | always | always | always | always | always | always | always | always | always | always | always | always | always | always
_row_shipping_explain | enable row shipping explain plan support | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_row_shipping_threshold | row shipping column selection threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | 80 | 80 | 80 | 80 | 80 | 80 | 80 | 80 | 80 | 80
_rowlen_for_chaining_threshold | maximum rowlen above which rows may be chained across blocks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1000 | 1000

_rowsource_execution_statistics

if TRUE, Oracle will collect rowsource statistics

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_rowsource_profiling_statistics | if TRUE, Oracle will capture active row sources in v$active_session_history | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_rowsource_statistics_sampfreq | frequency of rowsource statistic sampling (must be a power of 2) | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128
_rowsrc_trace_level | Row source tree tracing level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_rta_sync_wait_timeout | RTA sync wait timeout | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10
_rtc_infeasible_threshold | Redo Transport Compression infeasible threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 25 | 25 | 25 | 25 | 25
_sage_enabled | enable real SAGE functionality | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |
_sage_fcre | Allow optimized file creation path for SAGE | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | TRUE |  |  |  |  |  |
_sample_rows_per_block | number of rows per block used for sampling IO optimization | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4
_scatter_gcs_resources | if TRUE, gcs resources are scattered uniformly across sub pools | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_scatter_gcs_shadows | if TRUE, gcs shadows are scattered uniformly across sub pools | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_sched_delay_max_samples | scheduling delay maximum number of samples | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4 | 4 | 4 | 4
_sched_delay_measurement_sleep_us | scheduling delay mesurement sleep us | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1000 | 1000 | 1000 | 1000
_sched_delay_os_tick_granularity_us | os tick granularity used by scheduling delay calculations | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16000 | 16000 | 16000 | 16000
_sched_delay_sample_collection_thresh_ms | scheduling delay sample collection duration threshold ms | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 200 | 200 | 200 | 200
_sched_delay_sample_interval_ms | scheduling delay sampling interval in ms | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1000 | 1000 | 1000 | 1000
_scn_scheme | SCN scheme | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_scn_wait_interface_max_backoff_time_secs | max exponential backoff time for scn wait interface in kta | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 600 | 600 | 600 | 600 | 600 | 600 | 600
_scn_wait_interface_max_timeout_secs | max timeout for scn wait interface in kta | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 2147483647 | 2147483647 | 2147483647 | 2147483647 | 2147483647 | 2147483647 | 2147483647
_sdiag_crash | sql diag crash | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | NONE | NONE | NONE | NONE | NONE | NONE | NONE
sec_case_sensitive_logon | case sensitive password enabled for logon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_sec_enable_test_rpcs | Whether to enable the test RPCs | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
sec_max_failed_login_attempts | maximum number of failed login attempts on a connection | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10
sec_protocol_error_further_action | TTC protocol error continue action | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | CONTINUE | CONTINUE | CONTINUE | CONTINUE | CONTINUE | CONTINUE | CONTINUE
sec_protocol_error_trace_action | TTC protocol error action | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | TRACE | TRACE | TRACE | TRACE | TRACE | TRACE | TRACE
sec_return_server_release_banner | whether the server retruns the complete version information | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_second_spare_parameter | second spare parameter - integer | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_securefile_timers | collect kdlu timers and accumulate per layers | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_securefiles_bulkinsert | securefiles segment insert only optization | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE
_securefiles_concurrency_estimate | securefiles concurrency estimate | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 6 | 12 | 12 | 12 | 12 | 12
_securefiles_fg_retry | segment retry before foreground waits | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100 | 100 | 100
_securefiles_forceflush | securefiles force flush before allocation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE
_securefiles_memory_percentofSGA | securefiles memory as percent of SGA | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 8 | 8
_select_any_dictionary_security_enabled | Exclude USER$, XS$VERIFIERS, ENC$ and DEFAULT_PWD$ from SELECT ANY DICTIONARY system privilege | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | TRUE
_selectivity_for_srf_enabled | enable/disable selectivity for storage reduction factor | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_selfjoin_mv_duplicates | control rewrite self-join algorithm | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_selftune_checkpoint_write_pct | Percentage of total physical i/os for self-tune ckpt | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
_selftune_checkpointing_lag | Self-tune checkpointing lag the tail of the redo log | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300
_sem_per_semid | the exact number of semaphores per semaphore set to allocate | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_send_ast_to_foreground | if TRUE, send ast message to foreground | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | AUTO | AUTO | AUTO | AUTO
_send_close_with_block | if TRUE, send close with block even with direct sends | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_send_requests_to_PI | if TRUE, try to send CR requests to PI buffers | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_serial_direct_read | enable direct read in serial | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | auto | auto | auto | auto
_serial_recovery | force serial recovery or parallel recovery | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE

serial_reuse

reuse the frame segments

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

DISABLE

DISABLE

DISABLE

DISABLE

disable

disable

disable

disable

disable

disable

disable

disable

disable

disable

disable

disable

disable

disable

disable

serializable | serializable | Regular | Regular | Regular | Regular | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_serialize_lgwr_sync_io | Serialize LGWR SYNC local and remote io | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_service_cleanup_timeout | timeout to peform service cleanup | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 30 | 30 | 30 | 30
service_names | service names supported by the instance | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 9204 | 9206 | 9207 | 9208 | 10103 | 10104 | 10105 | 10201 | 10202 | 10203 | 10204 | 10205 | 11106 | 11107 | 11201 | 11202 | 11203 | 11204 | 12101
_session_allocation_latches | one latch per group of sessions | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2
session_cached_cursors | Number of cursors to cache in a session. | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 20 | 20 | 20 | 20 | 50 | 50 | 50 | 50 | 50 | 50 | 50
_session_cached_instantiations | Number of pl/sql instantiations to cache in a session. | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60
_session_context_size | session app context size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000
_session_idle_bit_latches | one latch per session or a latch per group of sessions | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_session_idle_check_interval | Resource Manager session idle limit check interval in seconds | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 |  |  |  |  |
_session_kept_cursor_pins | Number of cursors pins to keep in a session | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  |  |  |  |
session_max_open_files | maximum number of open files allowed per session | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_session_page_extent | Session Page Extent Size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2048 | 2048 | 2048 | 2048
_session_wait_history | enable session wait history collection | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
sessions | user and system sessions | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 49 | 49 | 49 | 49 | 49 | 115 | 115 | 172 | 172 | 322 | 322 | 322
_set_mgd_recovery_state | set mgd recovery state to new value | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_seventeenth_spare_parameter | seventeenth spare parameter - string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_seventeenth_spare_parameter | seventeenth spare parameter - string list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_seventh_spare_parameter | seventh spare parameter - integer | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_sga_clear_dump | Allow dumping encrypted blocks in clear for debugging | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_sga_early_trace | sga early trace event | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_sga_locking | sga granule locking state | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | none | none | none | none | none | none | none

sga_max_size

max total SGA size

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

160925648

165120192

165119368

165117848

167772160

167772160

167772160

171966464

171966464

171966464

171966464

171966464

218103808

218103808

218103808

218103808

251658240

230686720

230686720

sga_target | Target size of SGA | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0

shadow_core_dump

Core Size for Shadow Processes

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

partial

partial

partial

partial

partial

partial

partial

partial

partial

partial

partial

partial

partial

PARTIAL

partial

partial

partial

partial

partial

_shared_io_pool_buf_size | Shared IO pool buffer size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576
_shared_io_pool_debug_trc | trace kcbi debug info to tracefile | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_shared_io_pool_size | Size of shared IO pool | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 4194304
_shared_io_set_value | shared io pool size set internal value - overwrite zero user size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_shared_iop_max_size | maximum shared io pool size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 536870912 | 536870912 | 536870912 | 536870912 | 536870912 | 536870912 | 536870912
shared_memory_address | SGA starting address (low order 32-bits on 64-bit platforms) | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_shared_pool_max_size | shared pool maximum size when auto SGA enabled | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_shared_pool_minsize_on | shared pool minimum size when auto SGA enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE

_shared_pool_reserved_min_alloc

minimum allocation size in bytes for reserved area of shared pool

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

4400

4400

4400

4400

4400

4400

4400

4400

4400

4400

4400

4400

4400

4400

4400

4400

4400

4400

4400

_shared_pool_reserved_pct | percentage memory of the shared pool allocated for the reserved area | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5

shared_pool_reserved_size

size in bytes of reserved area of shared pool

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

3355443

3355443

3355443

3355443

4404019

4404019

4404019

4404019

4404019

4404019

4404019

4404019

6710886

6710886

6710886

6710886

8388608

8388608

8388608

shared_pool_size

size in bytes of shared pool

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

67108864

67108864

67108864

67108864

88080384

88080384

88080384

88080384

88080384

88080384

88080384

88080384

134217728

134217728

134217728

134217728

167772160

167772160

167772160

_shared_server_load_balance | shared server load balance | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_shared_server_num_queues | number of shared server common queues | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 2
shared_server_sessions | max number of shared server sessions | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_shared_server_spare_param1 | _shared_server_spare_param1 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_shared_server_spare_param2 | _shared_server_spare_param2 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_shared_server_spare_param3 | _shared_server_spare_param3 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
shared_servers | number of shared servers to start up | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_shmprotect | allow mprotect use for shared memory | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_short_stack_timeout_ms | short stack timeout in ms | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 | 30000
_show_mgd_recovery_state | Show internal managed recovery state | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_shrunk_aggs_disable_threshold | percentage of exceptions at which to switch to full length aggs | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60
_shrunk_aggs_enabled | enable use of variable sized buffers for non-distinct aggregates | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_shutdown_completion_timeout_mins | minutes for shutdown operation to wait for sessions to complete | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 60 | 60 | 60 | 60
_side_channel_batch_size | number of messages to batch in a side channel message (DFS) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 100 | 100 | 100 | 100 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200
_side_channel_batch_timeout | timeout before shipping out the batched side channelmessages in seconds | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5 | 5 | 5 | 6 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6
_side_channel_batch_timeout_ms | timeout before shipping out the batched side channelmessages in milliseconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500
_simple_view_merging | control simple view merging performed by the optimizer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_simulate_disk_sectorsize | Enables skgfr to report simulated disk sector size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_simulate_io_wait | Simulate I/O wait to test segment advisor | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0
_simulate_mem_transfer | simulate auto memory sga/pga transfers | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_simulator_bucket_mindelta | LRU bucket minimum delta | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192
_simulator_internal_bound | simulator internal bound percent | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
_simulator_lru_rebalance_sizthr | LRU list rebalance threshold (size) | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 5 | 5 | 5 | 5 | 5 | 5 | 5
_simulator_lru_rebalance_thresh | LRU list rebalance threshold (count) | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 10240 | 10240 | 10240 | 10240 | 10240 | 10240 | 10240 | 10240 | 10240 | 10240 | 10240 | 10240 | 10240 | 10240 | 10240
_simulator_lru_scan_count | LRU scan count | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8
_simulator_pin_inval_maxcnt | maximum count of invalid chunks on pin list | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16
_simulator_reserved_heap_count | simulator reserved heap count | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096
_simulator_reserved_obj_count | simulator reserved object count | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024
_simulator_sampling_factor | sampling factor for the simulator | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_simulator_upper_bound_multiple | upper bound multiple of pool size | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_single_process | run without detached processes | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_siop_flashback_scandepth | Shared IO pool flashback io completion scan depth | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20 | 20 | 20 | 20
_siop_perc_of_bc_x100 | percentange * 100 of cache to transfer to shared io pool | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2500 | 2500 | 2500 | 625
_sixteenth_spare_parameter | sixteenth spare parameter - string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_sixteenth_spare_parameter | sixteenth spare parameter - string list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_sixth_spare_parameter | sixth spare parameter - string list | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_sixth_spare_parameter | sixth spare parameter - integer | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_skgxp_ant_options | SKGXP ANT options (oss) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_skgxp_ctx_flags1 | IPC debug options flags (RAC) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_skgxp_ctx_flags1 | IPC debug options flags (oss) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_skgxp_ctx_flags1mask | IPC debug options flags mask (oss) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_skgxp_dynamic_protocol | IPC protocol override (!0/-1=*,2=UDP,3=RDS,0x1000=ipc_X) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_skgxp_dynamic_protocol | IPC protocol override (RAC) (0/-1=*,2=UDP,3=RDS,!0x1000=ipc_X) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 4096 |  |  |  |  |  |  |
_skgxp_gen_ant_off_rpc_timeout_in_sec | VRPC request timeout when ANT disabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 30 | 30 | 30 | 30 | 30 | 30
_skgxp_gen_ant_ping_misscount | ANT protocol ping miss count | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 3 | 3 | 3 | 3 | 3
_skgxp_gen_rpc_no_path_check_in_sec | ANT ping protocol miss count | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5
_skgxp_gen_rpc_timeout_in_sec | VRPC request timeout when ANT enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 300 | 300 | 300 | 300 | 300 | 300
_skgxp_impl_ver | skgxp impl ver | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_skgxp_inets | limit SKGXP networks (oss) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_skgxp_min_rpc_rcv_zcpy_len | IPC threshold for rpc rcv zcpy operation (default = 0 - disabled) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_skgxp_min_zcpy_len | IPC threshold for zcpy operation (default = 0 - disabled) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_skgxp_reaping | tune skgxp OSD reaping limit | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_skgxp_rel_ver | skgxp rel ver | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_skgxp_rgn_ports | region socket limits (0xFFFFNNXX): F=flags, N=min, X=max | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_skgxp_shared_port | limit sockets opened by SGA regions (default: 0 = no limit) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
_skgxp_spare_param1 | ipc ksxp spare parameter 1 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_skgxp_spare_param1 | ipc oss spare parameter 1 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_skgxp_spare_param2 | ipc oss spare parameter 2 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_skgxp_spare_param2 | ipc ksxp spare parameter 2 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_skgxp_spare_param3 | ipc ksxp spare parameter 3 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_skgxp_spare_param3 | ipc oss spare parameter 3 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_skgxp_spare_param4 | ipc ksxp spare parameter 4 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_skgxp_spare_param4 | ipc oss spare parameter 4 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_skgxp_spare_param5 | ipc ksxp spare parameter 5 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_skgxp_spare_param5 | ipc oss spare parameter 5 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_skgxp_udp_ach_reaping_time | time in minutes before idle ach's are reaped | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  | 0 | 120 | 0 | 0 | 0 | 0 | 120 | 120 | 120 | 120 | 120 | 120 | 120
_skgxp_udp_ack_delay | Enables delayed acks | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_skgxp_udp_adjust_iov | adjust IOV for UDP long message protection | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |
_skgxp_udp_enable_dynamic_credit_mgmt | Enables dynamic credit management | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_skgxp_udp_hiwat_warn | ach hiwat mark warning interval | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_skgxp_udp_hiwat_warn | ach hiwat mark warning interval | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_skgxp_udp_interface_detection_time_secs | time in seconds between interface detection checks | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  | 0 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60
_skgxp_udp_keep_alive_ping_timer_secs | connection idle time in seconds before keep alive is initiated. min: 30 sec max: 1800 sec default: 300 sec | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  | 0 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300
_skgxp_udp_lmp_mtusize | MTU size for UDP LMP testing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_skgxp_udp_lmp_on | enable UDP long message protection | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_skgxp_udp_timed_wait_buffering | diagnostic log buffering space (in bytes) for timed wait (0 mean | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  | 1024 | 1024 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_skgxp_udp_timed_wait_buffering | diagnostic log buffering space (in bytes) for timed wait (0 means unbufferd | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024
_skgxp_udp_timed_wait_seconds | time in seconds before timed wait is invoked | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  | 5 | 5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_skgxp_udp_timed_wait_seconds | time in seconds before timed wait is invoked | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
_skgxp_udp_use_tcb | disable use of high speek timer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_skgxp_zcpy_flags | IPC zcpy options flags | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_skgxpg_last_parameter | last defined skgxpg parameter - oss | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 26 | 26 | 26 | 27 | 27
_skgxpg_last_parameter | last defined skgxpg parameter - ksxp | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 12 |  |  |  |  |  |  |
_skip_assume_msg | if TRUE, skip assume message for consigns at the master | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_skip_trstamp_check | Skip terminal recovery stamp check | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
skip_unusable_indexes | skip unusable indexes if set to TRUE | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_slave_mapping_enabled | enable slave mapping when TRUE | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_slave_mapping_group_size | force the number of slave group in a slave mapper | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_slave_mapping_skew_ratio | maximum skew before slave mapping is disabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2
_small_table_threshold | lower threshold level of table size for direct reads | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 436 | 436 | 436 | 436 | 119 | 119 | 119 | 118 | 118 | 118 | 118 | 118 | 118 | 118 | 117 | 117 | 117 | 117 | 117
_smm_advice_enabled | if TRUE, enable v$pga_advice | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_smm_advice_log_size | overwrites default size of the PGA advice workarea history log | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_smm_auto_cost_enabled | if TRUE, use the AUTO size policy cost functions | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_smm_auto_max_io_size | Maximum IO size (in KB) used by sort/hash-join in auto mode | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 254 | 254 | 254 | 254 | 248 | 248 | 248 | 248 | 248 | 248 | 248 | 248 | 248 | 248 | 248 | 248 | 248 | 248 | 248
_smm_auto_min_io_size | Minimum IO size (in KB) used by sort/hash-join in auto mode | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 62 | 62 | 62 | 62 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 56
_smm_bound | overwrites memory manager automatically computed bound | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_smm_freeable_retain | value in KB of the instance freeable PGA memory to retain | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 5120 | 5120 | 5120 | 5120 | 5120 | 5120 | 5120 | 5120 | 5120 | 5120 | 5120 | 5120 | 5120 | 5120 | 5120
_smm_isort_cap | maximum work area for insertion sort(v1) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 102400 | 102400 | 102400 | 102400 | 102400 | 102400 | 102400 | 102400 | 102400 | 102400 | 102400 | 102400
_smm_max_size | maximum work area size in auto mode (serial) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 1602 | 1602 | 1602 | 6553 | 6553 | 6553 | 6553 | 6553 | 8355 | 8355 | 8355 | 8355 | 9666 | 2048 | 2048
_smm_max_size_static | static maximum work area size in auto mode (serial) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2048 | 2048
_smm_min_size | minimum work area size in auto mode | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128
_smm_px_max_size | maximum work area size in auto mode (global) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 9615 | 9615 | 9615 | 16384 | 16384 | 16384 | 16384 | 16384 | 20889 | 20889 | 20889 | 20889 | 24166 | 5120 | 5120
_smm_px_max_size_static | static maximum work area size in auto mode (global) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5120 | 5120
_smm_retain_size | work area retain size in SGA for shared server sessions (0 for AUTO) | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_smm_trace | Turn on/off tracing for SQL memory manager | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_smon_consume_post | consume any extra posts after completion of transaction recovery | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_smon_internal_errlimit | limit of SMON internal errors | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100
_smon_undo_seg_rescan_limit | limit of SMON continous undo segments re-scan | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10
smtp_out_server | utl_smtp server and port configuration parameter | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_smu_debug_mode | <debug-flag> - set debug event for testing SMU operations | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_smu_error_simulation_site | site ID of error simulation in KTU code | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_smu_error_simulation_type | error type for error simulation in KTU code | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_smu_timeouts | comma-separated *AND double-quoted* list of AUM timeouts: mql, tur, sess_exprn, qry_exprn, slot_intvl | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
sort_area_retained_size | size of in-memory sort work area retained between fetch calls | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
sort_area_size | size of in-memory sort work area | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536
_sort_elimination_cost_ratio | cost ratio for sort eimination under first_rows mode | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_sort_multiblock_read_count | multi-block read count for sort | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_sort_space_for_write_buffers | tenths of sort_area_size devoted to direct write buffers | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1 | 1 | 1 | 1 | 1 | 1 | 1 |  |  |  |  |  |  |  |  |  |  |  |
_sort_spill_threshold | force sort to spill to disk each time this many rows are received | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_sortmerge_inequality_join_off | turns off sort-merge join on inequality | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
sp_name | Service Provider Name | N/A | N/A | N/A | N/A | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  | 10103 | 10104 | 10105 |  |  |  |  |  |  |  |  |  |  |  |
_space_align_size | space align size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576 | 1048576
_spare_test_parameter | Spare test parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_sparse_backing_file | specifies sparse backing file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | AVM |
_spawn_diag_opts | thread spawn diagnostic options | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_spawn_diag_thresh_secs | thread spawn diagnostic minimal threshold in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 30 | 30 | 30 | 30 | 30

spfile

server parameter file

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

/opt/oracle/pfile/spfile9204.ora

/opt/oracle/pfile/spfile9206.ora

/opt/oracle/pfile/spfile9207.ora

/opt/oracle/pfile/spfile9208.ora

/opt/oracle/pfile/spfile10103.ora

/opt/oracle/pfile/spfile10104.ora

/opt/oracle/pfile/spfile10105.ora

/opt/oracle/pfile/spfile10201.ora

/opt/oracle/pfile/spfile10202.ora

/opt/oracle/pfile/spfile10203.ora

/opt/oracle/pfile/spfile10204.ora

/opt/oracle/pfile/spfile10205.ora

/opt/oracle/pfile/spfile11106.ora

/opt/oracle/pfile/spfile11107.ora

/opt/oracle/pfile/spfile11201.ora

/opt/oracle/pfile/spfile11202.ora

/opt/oracle/pfile/spfile11203.ora

/opt/oracle/pfile/spfile11204.ora

_spin_count | Amount to spin waiting for a latch | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000
_spr_max_rules | maximum number of rules in sql spreadsheet | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000 | 10000
_spr_push_pred_refspr | push predicates through reference spreadsheet | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_spr_use_AW_AS | enable AW for hash table in spreadsheet | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_spr_use_hash_table | use hash table for spreadsheet | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE

sql92_security

require select privilege for searched update/delete

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_sql_analyze_enable_auto_txn | SQL Analyze Autonomous Transaction control parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_sql_analyze_enable_auto_txn | SQL Analyze Autonomous Transaction control parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |  |
_sql_analyze_parse_model | SQL Analyze Parse Model control parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_sql_compatibility | sql compatability bit vector | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0
_sql_connect_capability_override | SQL Connect Capability Table Override | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_sql_connect_capability_table | SQL Connect Capability Table (testing only) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_sql_hash_debug | Hash value of the SQL statement to debug | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_sql_model_unfold_forloops | specifies compile-time unfolding of sql model forloops | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | RUN_TIME | RUN_TIME | RUN_TIME | RUN_TIME | RUN_TIME | RUN_TIME | RUN_TIME | RUN_TIME | RUN_TIME | RUN_TIME | RUN_TIME | RUN_TIME
_sql_ncg_mode | Optimization mode for SQL NCG | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | OFF | OFF | OFF | OFF | OFF
_sql_plan_baseline_capture_on_1_exec | With auto-capture on, create new SQL plan baseline on first exec | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |  |  |  |  |  |
sql_trace | enable SQL trace | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
sql_version | sql language version parameter for compatibility issues | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | NATIVE | NATIVE | NATIVE | NATIVE | NATIVE | NATIVE | NATIVE | NATIVE | NATIVE | NATIVE | NATIVE | NATIVE | NATIVE | NATIVE |  |  |  |  |
_sqlexec_progression_cost | sql execution progression monitoring cost threshold | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_sqlmon_binds_xml_format | format of column binds_xml in [G]V$SQL_MONITOR | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | default | default | default | default | default
_sqlmon_max_plan | Maximum number of plans entry that can be monitored. Defaults to 20 per CPU | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 40 | 40 | 40 | 40 | 40 | 40 | 40
_sqlmon_max_planlines | Number of plan lines beyond which a plan cannot be monitored | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 300 | 300 | 300 | 300 | 300 | 300 | 300
_sqlmon_recycle_time | Minimum time (in s) to wait before a plan entry can be recycled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 60 | 60 | 60 | 60 | 5
_sqlmon_threshold | CPU/IO time threshold before a statement is monitored. 0 is disabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 | 5 | 5 | 5
sqltune_category | Category qualifier for applying hintsets | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT
_sqltune_category_parsed | Parsed category qualifier for applying hintsets | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT
_srvntfn_job_deq_timeout | srvntfn job deq timeout | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 60 | 60 | 60 | 60 | 60 | 60 | 60
_srvntfn_jobsubmit_interval | srvntfn job submit interval | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 3 | 3 | 3 | 3 | 3 | 3
_srvntfn_max_concurrent_jobs | srvntfn max concurrent jobs | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20 | 20 | 20 | 20
_srvntfn_q_msgcount | srvntfn q msg count for job exit | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 50 | 50 | 50 | 50 | 50 | 50 | 50
_srvntfn_q_msgcount_inc | srvntfn q msg count increase for job submit | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 100 | 100 | 100 | 100 | 100 | 100 | 100
_sscr_dir | Session State Capture and Restore DIRectory object | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_sscr_osdir | Session State Capture and Restore OS DIRectory | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_stack_guard_level | stack guard level | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0

standby_archive_dest

standby database archivelog destination text string

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

?/dbs/arch

?/dbs/arch

?/dbs/arch

?/dbs/arch

?/dbs/arch

?/dbs/arch

?/dbs/arch

?/dbs/arch

?/dbs/arch

?/dbs/arch

?/dbs/arch

?/dbs/arch

?/dbs/arch

?/dbs/arch

?/dbs/arch

?/dbs/arch

?/dbs/arch

?/dbs/arch

?/dbs/arch

_standby_causal_heartbeat_timeout | readable standby causal heartbeat timeout | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 | 2

standby_file_management

if auto then files are created/dropped automatically on standby

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

MANUAL

MANUAL

MANUAL

MANUAL

MANUAL

MANUAL

MANUAL

MANUAL

MANUAL

MANUAL

MANUAL

MANUAL

MANUAL

MANUAL

MANUAL

MANUAL

MANUAL

MANUAL

MANUAL

_standby_flush_mode | standby flush mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | SLFLUSH | SLFLUSH | SLFLUSH | SLFLUSH | SLFLUSH
_standby_implicit_rcv_timeout | minutes to wait for redo during standby implicit recovery | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1
_standby_switchover_timeout | Number of secords for standby switchover enqueue timeout | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 120 | 120 | 120 | 120 | 120 | 120

star_transformation_enabled

enable the use of star transformation

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_static_backgrounds | static backgrounds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_statistics_based_srf_enabled | enable/disable the use of statistics for storage reduction factor | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE

statistics_level

statistics level

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

TYPICAL

_step_down_limit_in_pct | step down limit in percentage | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1
_stn_trace | SQL tracing parameter | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  |  |  |  |
_storage_predicate_access_predicate | put storage predicate into access predicate in explain plan | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |
_streams_pool_max_size | streams pool maximum size when auto SGA enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
streams_pool_size | size in bytes of the streams pool | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_subquery_pruning_cost_factor | subquery pruning cost factor | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20
_subquery_pruning_enabled | enable the use of subquery predicates to perform pruning | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE

_subquery_pruning_mv_enabled

enable the use of subquery predicates with MVs to perform pruning

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_subquery_pruning_reduction | subquery pruning reduction factor | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50
_switchover_to_standby_option | option for graceful switchover to standby | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | OPEN_ONE | OPEN_ONE | OPEN_ALL_IGNORE_SESSIONS | OPEN_ALL_IGNORE_SESSIONS
_switchover_to_standby_switch_log | Switchover to standby switches log for open redo threads | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | FALSE | TRUE
_swrf_metric_frequent_mode | Enable/disable SWRF Metric Frequent Mode Collection | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_swrf_mmon_dbfus | Enable/disable SWRF MMON DB Feature Usage | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_swrf_mmon_flush | Enable/disable SWRF MMON FLushing | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_swrf_mmon_metrics | Enable/disable SWRF MMON Metrics Collection | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_swrf_on_disk_enabled | Parameter to enable/disable SWRF | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_swrf_test_action | test action parameter for SWRF | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_swrf_test_dbfus | Enable/disable DB Feature Usage Testing | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_sync_primary_wait_time | wait time for alter session sync with primary | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5
_synonym_repoint_tracing | whether to trace metadata comparisons for synonym repointing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_sys_logon_delay | failed logon delay for sys | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1
_sysaux_test_param | test parameter for SYSAUX | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_system_api_interception_debug | enable debug tracing for system api interception | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_system_index_caching | optimizer percent system index caching | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_system_trig_enabled | are system triggers enabled | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_ta_lns_wait_for_arch_log | LNS Wait time for arhcived version of online log | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20
_table_lookup_prefetch_size | table lookup prefetch vector size | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40
_table_lookup_prefetch_thresh | table lookup prefetch threshold | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
_table_scan_cost_plus_one | bump estimated full table scan and index ffs cost by one | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_tablespaces_per_transaction | estimated number of tablespaces manipulated by each transaction | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10
tape_asynch_io | Use asynch I/O requests for tape devices | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_target_rba_max_lag_percentage | target rba max log lag percentage | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 81 | 81 | 81 | 81 | 81
_tdb_debug_mode | set debug mode for testing transportable database | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16
_temp_tran_block_threshold | number of blocks for a dimension before we temp transform | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100
_temp_tran_cache | determines if temp table is created with cache option | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_tenth_spare_parameter | tenth spare parameter - integer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_tenth_spare_parameter | tenth spare parameter - integer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_test_ksusigskip | test the function ksusigskip | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
_test_param_1 | test parmeter 1 - integer | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25
_test_param_2 | test parameter 2 - string | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_test_param_3 | test parameter 3 - string | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_test_param_4 | test parameter 4 - string list | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_test_param_5 | test parmeter 5 - deprecated integer | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25
_test_param_6 | test parmeter 6 - size (ub8) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_test_param_7 | test parameter 7 - big integer list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |
_test_spacebg | test space management background task | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 |  |  |  |  |
_third_spare_parameter | third spare parameter - integer | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_thirteenth_spare_parameter | thirteenth spare parameter - string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_thirteenth_spare_parameter | thirteenth spare parameter - integer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_thirtieth_spare_parameter | thirtieth spare parameter - string list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_thirty-eighth_spare_parameter | thirty-eighth spare parameter - boolean | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
_thirty-fifth_spare_parameter | thirty-fifth spare parameter - string list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_thirty-first_spare_parameter | thirty-first spare parameter - string list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_thirty-fourth_spare_parameter | thirty-fourth spare parameter - string list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_thirty-nineth_spare_parameter | thirty-nineth spare parameter - boolean | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
_thirty-second_spare_parameter | thirty-second spare parameter - string list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_thirty-seventh_spare_parameter | thirty-seventh spare parameter - boolean | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
_thirty-sixth_spare_parameter | thirty-sixth spare parameter - boolean | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE |
_thirty-third_spare_parameter | thirty-third spare parameter - string list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
thread | Redo thread to mount | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_threshold_alerts_enable | if 1, issue threshold-based alerts | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
timed_os_statistics | internal os statistic gathering interval in seconds | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
timed_statistics | maintain internal timing statistics | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_timemodel_collection | enable timemodel collection | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_timeout_actions_enabled | enables or disables KSU timeout actions | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_timer_precision | VKTM timer precision in milli-sec | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 10 | 10 | 10 | 10 | 10
_total_large_extent_memory | Total memory for allocating large extents | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_tq_dump_period | time period for duping of TQ statistics (s) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_trace_archive | start DIAG process | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |
_trace_buffer_flushes | trace buffer flushes if otrace cacheIO event is set | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |
_trace_buffer_gets | trace kcb buffer gets if otrace cacheIO event is set | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |
_trace_buffer_wait_timeouts | trace buffer busy wait timeouts | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_trace_buffer_wrap_timestamp | enable KST timestamp on trace buffer wrap | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE |  |  |  |  |  |  |

_trace_buffers

trace buffer sizes per process

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

ALL:256

ALL:256

ALL:256

ALL:256

ALL:256

ALL:256

ALL:256

ALL:256

ALL:256

ALL:256

ALL:256

ALL:256

ALL:256

ALL:256

ALL:256

ALL:256

ALL:256

ALL:256

ALL:256

_trace_cr_buffer_creates | trace cr buffer creates if otrace cacheIO event is set | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |
_trace_dump_all_procs | if TRUE on error buckets of all processes will be dumped to the current trace file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_trace_dump_client_buckets | if TRUE dump client (ie. non-kst) buckets | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_trace_dump_cur_proc_only | if TRUE on error just dump our process bucket | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_trace_dump_static_only | if TRUE filter trace dumps to always loaded dlls | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
trace_enabled | enable in memory tracing | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_trace_events | trace events enabled at startup | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_trace_file_size | maximum size of trace file (in bytes) | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 | 65536 |  |  |  |  |  |  |
_trace_files_public | Create publicly accessible trace files | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_trace_flush_processes | trace data archived by DIAG for these processes | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL |  |  |  |  |  |  |
_trace_instance_termination | trace instance termination actions | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |
_trace_kqlidp | trace kqlidp0 operation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_trace_multi_block_reads | trace multi_block reads if otrace cacheIO event is set | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |
_trace_navigation_scope | enabling trace navigation linking | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | global | global | global | global | global | global | global | global | global | global | global | global | global | global | global

_trace_options

trace data flush options

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

N/A

N/A

N/A

N/A

N/A

N/A

N/A

text,multiple

text,multiple

text,multiple

text,multiple

text,multiple

text,multiple

text,multiple

text,multiple

text,multiple

text,multiple

text,multiple

text,multiple

_trace_pin_time | trace how long a current pin is held | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | FALSE
_trace_pool_size | trace pool size in bytes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_trace_processes | enable KST tracing in process | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL | ALL
_trace_virtual_columns | trace virtual columns exprs | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
tracefile_identifier | trace file custom identifier | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_track_metrics_memory | Enable/disable Metrics Memory Tracking | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE
transaction_auditing | transaction auditing records generated in the redo log | Regular | Regular | Regular | Regular | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_transaction_recovery_servers | max number of parallel recovery slaves that may be used | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
transactions | max. number of concurrent active transactions | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 53 | 53 | 53 | 53 | 53 | 126 | 126 | 189 | 189 | 354 | 354 | 354
transactions_per_rollback_segment | number of active transactions per rollback segment | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5
_transient_logical_clear_hold_mrp_bit | clear KCCDI2HMRP flag during standby recovery | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_truncate_optimization_enabled | do truncate optimization if set to TRUE | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_tsenc_tracing | Enable TS encryption tracing | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0
_tsm_connect_string | TSM test connect string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_tsm_disable_auto_cleanup | Disable TSM auto cleanup actions | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_tstz_localtime_bypass | Should TTC not convert to LocalTime to preserve Timestamp with Timezone values | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE
_tts_allow_charset_mismatch | allow plugging in a tablespace with an incompatible character set | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_tts_allow_nchar_mismatch | allow plugging in a tablespace with a different national charact | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_twelfth_spare_parameter | twelfth spare parameter - string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_twelfth_spare_parameter | twelfth spare parameter - integer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_twentieth_spare_parameter | twentieth spare parameter - string | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_twentieth_spare_parameter | twentieth spare parameter - string list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_twenty-eighth_spare_parameter | twenty-eighth spare parameter - boolean | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE
_twenty-fifth_spare_parameter | twenty-fifth spare parameter - string list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_twenty-first_spare_parameter | twenty-first spare parameter - string list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_twenty-fourth_spare_parameter | twenty-fourth spare parameter - string list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_twenty-nineth_spare_parameter | twenty-nineth spare parameter - string list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_twenty-second_spare_parameter | twenty-second spare parameter - string list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_twenty-seventh_spare_parameter | twenty-seventh spare parameter - boolean | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE
_twenty-sixth_spare_parameter | twenty-sixth spare parameter - boolean | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE
_twenty-third_spare_parameter | twenty-third spare parameter - string list | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_two_pass | enable two-pass thread recovery | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_two_pass_reverse_polish_enabled | uses two-pass reverse polish alg. to generate canonical forms | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_uga_cga_large_extent_size | UGA/CGA large extent size | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144 | 262144
_ultrafast_latch_statistics | maintain fast-path statistics for ultrafast latches | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_undo_autotune | enable auto tuning of undo_retention | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_undo_block_compression | enable undo block compression | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_undo_debug_mode | debug flag for undo related operations | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_undo_debug_usage | invoke undo usage functions for testing | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
undo_management | instance runs in SMU mode if TRUE, else in RBU mode | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO | AUTO
undo_retention | undo retention in seconds | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 900
undo_suppress_errors | Suppress RBU errors in SMU mode | Regular | Regular | Regular | Regular | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

undo_tablespace

use/switch undo tablespace

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

UNDOTBS

UNDOTBS

UNDOTBS

UNDOTBS

UNDOTBS

UNDOTBS

UNDOTBS

UNDOTBS

UNDOTBS

UNDOTBS

UNDOTBS

UNDOTBS

UNDOTBS

UNDOTBS

UNDOTBS

UNDOTBS

UNDOTBS

UNDOTBS

UNDOTBS

_union_rewrite_for_gs

expand queries with GSets into UNIONs for rewrite

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

CHOOSE

CHOOSE

CHOOSE

CHOOSE

YES_GSET_MVS

YES_GSET_MVS

YES_GSET_MVS

YES_GSET_MVS

YES_GSET_MVS

YES_GSET_MVS

YES_GSET_MVS

YES_GSET_MVS

YES_GSET_MVS

YES_GSET_MVS

YES_GSET_MVS

YES_GSET_MVS

YES_GSET_MVS

YES_GSET_MVS

YES_GSET_MVS

_unnest_notexists_sq | unnest NOT EXISTS subquery with one or more tables if possible | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | SINGLE | SINGLE | SINGLE | SINGLE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_unnest_subquery | enables unnesting of complex subqueries | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_unused_block_compression | enable unused block compression | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_update_datafile_headers_with_space_information | user requested update of datafile headers of locally managed datafiles with space information | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_use_adaptive_log_file_sync | Adaptively switch between post/wait and polling | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | TRUE | TRUE | TRUE
_use_best_fit | use best fit to allocate space | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_use_column_stats_for_function | enable the use of column statistics for DDP functions | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_use_hybrid_encryption_mode | Enable platform optimized encryption in hybrid mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | FALSE | FALSE | FALSE

use_indirect_data_buffers

Enable indirect data buffers (very large SGA on 32-bit platforms)

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

FALSE

_use_ism | Enable Shared Page Tables - ISM | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_use_ism_for_pga | Use ISM for allocating large extents | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
use_large_pages | Use large pages if available (TRUE/FALSE/ONLY) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_use_new_explain_plan | if TRUE, use the AUTO size policy cost functions | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |
_use_nosegment_indexes | use nosegment indexes in explain plan | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_use_platform_compression_lib | Enable platform optimized compression implementation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | TRUE
_use_platform_encryption_lib | Enable platform optimized encryption implementation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
_use_realfree_heap | use real-free based allocator for PGA memory | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_use_seq_process_cache | whether to use process local seq cache | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_use_vector_post | use vector post | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_use_zero_copy_io | Should network vector IO interface be used for data transfer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
utl_file_dir | utl_file accessible directories list | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_validate_flashback_database | Scan database to validate result of flashback database | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_validate_metric_groups | Enable/disable SGA Metric Structure validation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE
_validate_readmem_redo | validate redo blocks read from in-memory log buffer | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | OFF | OFF | OFF | OFF | HEADER_ONLY | HEADER_ONLY
_vendor_lib_loc | Vendor library search root directory | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_verify_fg_log_checksum | LGWR verifies redo checksums generated by foreground processes | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE
_verify_flashback_redo | Verify that the redo logs needed for flashback are available | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_verify_undo_quota | TRUE - verify consistency of undo quota statistics | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_very_large_object_threshold | upper threshold level of object size for direct reads | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 500 | 500 | 500 | 500 | 500
_very_large_partitioned_table | very_large_partitioned_table | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024
_virtual_column_overload_allowed | overload virtual columns expression | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_vkrm_schedule_interval | VKRM scheduling interval | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10
_vktm_assert_thresh | soft assert threshold VKTM timer drift | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 30 | 30 | 30 | 30
_wait_breakup_threshold_csecs | Wait breakup threshold (in centiseconds) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 600 | 600 | 600 | 600 | 600 | 600 | 600
_wait_breakup_time_csecs | Wait breakup time (in centiseconds) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | 300 | 300 | 300 | 300 | 300 | 300 | 300
_wait_for_sync | wait for sync on commit MUST BE ALWAYS TRUE | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_wait_samples_max_sections | Wait Samples maximum sections | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 40 | 40 | 40 | 40 | 40 | 40
_wait_samples_max_sections | Wait Samples maximum sections | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 40 |  |  |  |  |  |  |
_wait_samples_max_time_secs | Wait Samples maximum time in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  |  |  |  |  |  |  |  |  |  |  | 120 |  |  |  |  |  |  |
_wait_samples_max_time_secs | Wait Samples maximum time in seconds | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 120 | 120 | 120 | 120 | 120 | 120
_wait_tracker_interval_secs | Wait Tracker number of seconds per interval | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 | 10 | 10
_wait_tracker_num_intervals | Wait Tracker number of intervals | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0
_wait_yield_hp_mode | Wait Yield - High Priority Mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | yield | yield | yield | yield
_wait_yield_mode | Wait Yield - Mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | yield | yield | yield | yield
_wait_yield_sleep_freq | Wait Yield - Sleep Frequency | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100 | 100 | 100 | 100
_wait_yield_sleep_time_msecs | Wait Yield - Sleep Time (in milliseconds) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 | 1 | 1
_wait_yield_yield_freq | Wait Yield - Yield Frequency | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20
_walk_insert_threshold | maximum number of unusable blocks to walk across freelist | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_watchpoint_on | is the watchpointing feature turned on? | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_wcr_grv_cache_size | Oracle internal: Set the replay cache size for WRR$_REPLAY_DATA. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 65535 | 65535
_wcr_seq_cache_size | Oracle internal: Set the replay cache size for WRR$_REPLAY_SEQ_DATA. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 65535 | 65535
_windowfunc_optimization_settings | settings for window function optimizations | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_with_subquery | WITH subquery transformation | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  | OPTIMIZER | OPTIMIZER | OPTIMIZER | OPTIMIZER | OPTIMIZER | OPTIMIZER | OPTIMIZER | OPTIMIZER

workarea_size_policy

policy used to size SQL working areas (MANUAL/AUTO)

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

Regular

MANUAL

MANUAL

MANUAL

MANUAL

AUTO

AUTO

AUTO

AUTO

AUTO

AUTO

AUTO

AUTO

AUTO

AUTO

AUTO

AUTO

AUTO

AUTO

AUTO

_write_clones | write clones flag | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
_xa_internal_retries | number of internal retries for xa transactions | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 600 | 600
_xengem_devname | override default VM GEM device name used by skgvm | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | DEFAULT | DEFAULT | DEFAULT | DEFAULT
_xengem_diagmode | set to OFF to disable VM GEM support and functionalities | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | OFF | OFF | OFF | OFF
_xengem_enabled | Enable OVM GEM support | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE
xml_db_events | are XML DB events enabled | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Regular | Regular | Regular | Regular | Regular | Regular | Regular |  |  |  |  |  |  |  |  |  |  |  |  | enable | enable | enable | enable | enable | enable | enable
_xpl_peeked_binds_log_size | maximum bytes for logging peeked bind values for V$SQL_PLAN (0 = OFF) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192 | 8192
_xpl_trace | Explain Plan tracing parameter | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_xsolapi_auto_materialization_bound | OLAP API lower bound for auto materialization. | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20

_xsolapi_auto_materialization_type

OLAP API behavior for auto materialization

N/A

N/A

N/A

N/A

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

PRED_ONLY

PRED_ONLY

PRED_ONLY

PRED_AND_RC

PRED_AND_RC

PRED_AND_RC

PRED_AND_RC

PRED_AND_RC

PRED_AND_RC

PRED_AND_RC

PRED_AND_RC

PRED_AND_RC

PRED_AND_RC

PRED_AND_RC

PRED_AND_RC

_xsolapi_build_trace | OLAP API output build info to trace file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_xsolapi_cursor_max_rows_to_cache_per_req | OLAP API max rows to cache per request | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 15000 | 15000 | 15000 | 15000 | 15000 | 15000 | 15000 |  |  |  |  |  |  |  |  |  |  |  |
_xsolapi_cursor_max_time_for_partial_cache | OLAP API cursor max execute time for partial cache | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 |  |  |  |  |  |  |  |  |  |  |  |
_xsolapi_cursor_use_row_cache | OLAP API enable cursor caching | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE |  |  |  |  |  |  |  |  |  |  |  |
_xsolapi_debug_output | OLAP API debug output disposition | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | SUPPRESS | SUPPRESS | SUPPRESS | SUPPRESS | SUPPRESS | SUPPRESS | SUPPRESS
_xsolapi_densify_cubes | OLAP API cube densification | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TABULAR | TABULAR | TABULAR | TABULAR | TABULAR | TABULAR | TABULAR | TABULAR | TABULAR | TABULAR | TABULAR | TABULAR | TABULAR | TABULAR | TABULAR

_xsolapi_dimension_group_creation

OLAP API symmetric overfetch

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

OVERFETCH

OVERFETCH

OVERFETCH

OVERFETCH

OVERFETCH

OVERFETCH

OVERFETCH

OVERFETCH

OVERFETCH

OVERFETCH

OVERFETCH

OVERFETCH

OVERFETCH

OVERFETCH

OVERFETCH

OVERFETCH

OVERFETCH

OVERFETCH

OVERFETCH

_xsolapi_dml_trace | OLAP API output dml commands and expressions to trace file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE |  |  |  |  |

_xsolapi_fetch_type

OLAP API fetch type

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

Hidden

PARTIAL

PARTIAL

PARTIAL

PARTIAL

PARTIAL

PARTIAL

PARTIAL

PARTIAL

PARTIAL

PARTIAL

PARTIAL

PARTIAL

PARTIAL

PARTIAL

PARTIAL

PARTIAL

PARTIAL

PARTIAL

PARTIAL

_xsolapi_fix_vptrs | OLAP API Enable vptr fixing logic in shared server mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xsolapi_generate_with_clause | OLAP API generates WITH clause? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_xsolapi_hierarchy_value_type | OLAP API hierarchy value type | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | unique | unique | unique | unique | unique | unique | unique | unique | unique | unique | unique
_xsolapi_load_at_process_start | When to load OLAP API library at server process start | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | NEVER | NEVER | NEVER | NEVER | NEVER | NEVER | NEVER | NEVER | NEVER | NEVER | NEVER | NEVER | NEVER | NEVER | NEVER
_xsolapi_materialization_rowcache_min_rows_for_use | OLAP API min number of rows required to use rowcache in query materialization | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
_xsolapi_materialize_sources | OLAP API Enable source materialization | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xsolapi_metadata_reader_mode | OLAP API metadata reader mode | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | ALL | ALL | ALL | ALL | 11_ONLY | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT | DEFAULT
_xsolapi_odbo_mode | OLAP API uses ODBO mode? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_xsolapi_opt_aw_position | OLAP API enables AW position and count optimization? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xsolapi_optimize_suppression | OLAP API optimizes suppressions? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xsolapi_precompute_subquery | OLAP API precomputes subqueries? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xsolapi_remove_columns_for_materialization | OLAP API removes columns for materialization? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xsolapi_set_nls | OLAP API sets NLS? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xsolapi_share_executors | OLAP API share executors? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xsolapi_source_trace | OLAP API output Source definitions to trace file | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_xsolapi_source_trace | OLAP API output Source definitions to trace file | N/A | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |  | FALSE | FALSE | FALSE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_xsolapi_sql_all_multi_join_non_base_hints | OLAP API multi-join non-base hints | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_xsolapi_sql_all_non_base_hints | OLAP API non-base hints | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_xsolapi_sql_auto_dimension_hints | OLAP API enable automatic dimension hints | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_xsolapi_sql_auto_measure_hints | OLAP API enable automatic measure hints | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xsolapi_sql_dimension_hints | OLAP API dimension hints | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_xsolapi_sql_enable_aw_join | OLAP API enables AW join? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xsolapi_sql_enable_aw_qdr_merge | OLAP API enables AW QDR merge? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xsolapi_sql_hints | OLAP API generic hints | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_xsolapi_sql_measure_hints | OLAP API measure hints | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_xsolapi_sql_minus_threshold | OLAP API SQL MINUS threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_xsolapi_sql_optimize | OLAP API enable optimization | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xsolapi_sql_prepare_stmt_cache_size | OLAP API prepare statement cache size | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16
_xsolapi_sql_remove_columns | OLAP API enable remove unused columns optimizations | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xsolapi_sql_result_set_cache_size | OLAP API result set cache size | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32
_xsolapi_sql_symmetric_predicate | OLAP API enable symmetric predicate for dimension groups | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xsolapi_sql_top_dimension_hints | OLAP API top dimension hints | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_xsolapi_sql_top_measure_hints | OLAP API top measure hints | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_xsolapi_sql_use_bind_variables | OLAP API enable bind variables optimization | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xsolapi_sql_use_bind_variables. | OLAP API enable bind variables optimization | Hidden | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | TRUE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
_xsolapi_stringify_order_levels | OLAP API stringifies order levels? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_xsolapi_support_mtm | OLAP API MTM mapping classes supported? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_xsolapi_suppression_aw_mask_threshold | OLAP API suppression AW mask threshold | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000
_xsolapi_suppression_chunk_size | OLAP API suppression chunk size | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000
_xsolapi_use_models | OLAP API uses models? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xsolapi_use_olap_dml | OLAP API uses OLAP DML? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xsolapi_use_olap_dml_for_rank | OLAP API uses OLAP DML for rank? | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  |  |  |  |  | FALSE | FALSE | FALSE | FALSE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE
_xt_coverage | external tables code coverage parameter | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | none | none | none | none | none | none | none | none | none | none | none | none | none | none | none
_xt_trace | external tables trace parameter | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | none | none | none | none | none | none | none | none | none | none | none | none | none | none | none
_xtbuffer_size | buffer size in KB needed for populate/query operation | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
_xtts_allow_pre10 | allow cross platform for pre10 compatible tablespace | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_xtts_set_platform_info | set cross platform info during file header read | N/A | N/A | N/A | N/A | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden |  |  |  |  | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE | FALSE
_yield_check_interval | interval to check whether actses should yield | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | Hidden | N/A | N/A | N/A | N/A | N/A | 100000 | 100000 | 100000 | 100000 | 100000 | 100000 | 100000 | 100000 | 100000 | 100000 | 100000 | 100000 | 100000 | 100000 |  |  |  |  |