2026-03-12 20:23:15
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156
vg/ash_top_sqlids.sql
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156
vg/ash_top_sqlids.sql
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@@header
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/*
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*
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* Author : Vishal Gupta
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* Purpose : Display SQLs above certain thresholds from ASH repository
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* Compatibility : 11.1 and above
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* Parameters : 1 - Number of hours (Default 1)
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* 2 - Physical IO in GBs (Default 100)
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* 3 - Physical Read in GBs (Default 0)
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* 4 - Physical Write in GBs (Default 0)
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* 5 - Interconnect IO in GBs (Default 0)
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* 6 - WhereClause
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* 7 - WhereClause2
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*
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*
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* Revision History:
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* ===================
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* Date Author Description
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* --------- ------------ -----------------------------------------
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* 21-JAN-14 Vishal Gupta Added SQL_ID and whereclause as input parmaeter
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* 28-JUN-12 Vishal Gupta Created
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*
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*/
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/************************************
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* INPUT PARAMETERS
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************************************/
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UNDEFINE HOURS
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UNDEFINE PHYIO
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UNDEFINE PHYREAD
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UNDEFINE PHYWRITE
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UNDEFINE INTERCONNECT_IO
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UNDEFINE WHERECLAUSE
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UNDEFINE WHERECLAUSE2
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UNDEFINE INST_ID
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DEFINE HOURS="&&1"
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DEFINE PHYIO="&&2"
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DEFINE PHYREAD="&&3"
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DEFINE PHYWRITE="&&4"
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DEFINE INTERCONNECT_IO="&&5"
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DEFINE WHERECLAUSE="&&6"
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DEFINE WHERECLAUSE2="&&7"
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DEFINE INST_ID=""
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COLUMN _INST_ID NEW_VALUE INST_ID NOPRINT
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COLUMN _HOURS NEW_VALUE HOURS NOPRINT
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COLUMN _PHYIO NEW_VALUE PHYIO NOPRINT
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COLUMN _PHYREAD NEW_VALUE PHYREAD NOPRINT
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COLUMN _PHYWRITE NEW_VALUE PHYWRITE NOPRINT
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COLUMN _INTERCONNECT_IO NEW_VALUE INTERCONNECT_IO NOPRINT
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set term off
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SELECT DECODE('&&HOURS','','1','%','1','&&HOURS') "_HOURS"
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, DECODE('&&PHYIO','','100','%','100','&&PHYIO') "_PHYIO"
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, DECODE('&&PHYREAD','','0','%','0','&&PHYREAD') "_PHYREAD"
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, DECODE('&&PHYWRITE','','0','%','0','&&PHYWRITE') "_PHYWRITE"
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, DECODE('&&INTERCONNECT_IO','','0','%','0','&&INTERCONNECT_IO') "_INTERCONNECT_IO"
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FROM DUAL
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;
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set term on
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/***********************************/
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PROMPT ***************************************************
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PROMPT * ASH SQL Ids
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PROMPT *
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PROMPT * Input Parameter:
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PROMPT * Number of Hours = "&&HOURS"
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PROMPT * Physical IO (GB) = "&&PHYIO"
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PROMPT * Physical Read (GB) = "&&PHYREAD"
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PROMPT * Physical Write (GB) = "&&PHYWRITE"
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PROMPT * Interconnect IO (GB) = "&&INTERCONNECT_IO"
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PROMPT * Where Clause = "&&WHERECLAUSE"
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PROMPT * Where Clause2 = "&&WHERECLAUSE2"
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PROMPT ***************************************************
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COLUMN session_id HEADING "SID" FORMAT 99999
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COLUMN instance_number HEADING "I#" FORMAT 99
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COLUMN inst_id HEADING "I#" FORMAT 99
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COLUMN "session_serial#" HEADING "Serial#" FORMAT 999999
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COLUMN FORCE_MATCHING_SIGNATURE HEADING "Force|Matching|Signature" FORMAT 99999999999999999999999
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COLUMN sql_plan_hash_value HEADING "Plan|Hash|Value" FORMAT 9999999999
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COLUMN sql_exec_start FORMAT a18
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COLUMN sql_exec_end FORMAT a18
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COLUMN duration FORMAT a12
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COLUMN sql_opname HEADING "SQL|Operation" FORMAT a10 TRUNCATE
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COLUMN sql_child_number HEADING "SQL|Ch#" FORMAT 999
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COLUMN current_dop HEADING "DOP" FORMAT 999
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COLUMN phyread HEADING "Phy|Read|(GB)" FORMAT 9999
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COLUMN phywrite HEADING "Phy|Write|(GB)" FORMAT 9999
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COLUMN interconnect_io HEADING "Inter|Connect|IO|(GB)" FORMAT 9999
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COLUMN pga_allocated HEADING "PGA|(GB)" FORMAT 999.00
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COLUMN temp_space_allocated HEADING "Temp|Space|(GB)" FORMAT 9999.00
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-- Get the SQL Statements from ASH
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SELECT /*+ parallel(ash, 10) LEADING(ash) */
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NVL(ash.qc_session_id,ash.session_id) session_id
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, NVL(ash.qc_instance_id,ash.inst_id) inst_id
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, NVL(ash.qc_session_serial#,ash.session_serial#) session_serial#
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, TO_CHAR(NVL(ash.sql_exec_start,MIN(ash.sample_time)),'DD-MON-YY HH24:MI:SS') sql_exec_start
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, TO_CHAR(max(ash.sample_time) ,'DD-MON-YY HH24:MI:SS') sql_exec_end
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, SUBSTR(REPLACE(max(ash.sample_time) - NVL(ash.sql_exec_start,MIN(ash.sample_time)),'+00000000','+')
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,1,INSTR(REPLACE(max(ash.sample_time) - NVL(ash.sql_exec_start,MIN(ash.sample_time)),'+00000000','+'),'.')-1
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) duration
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&&_IF_ORA_11gR2_OR_HIGHER , ash.sql_opname
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--, ash.sql_exec_id
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, ash.sql_id
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, ash.sql_child_number
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, ash.sql_plan_hash_value
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&&_IF_ORA_11202_OR_HIGHER , max(trunc(ash.px_flags / 2097152)) current_dop
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, ash.force_matching_signature
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, NVL(ash_parent.top_level_sql_id,ash.top_level_sql_id) top_level_sql_id
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&&_IF_ORA_11gR1_OR_HIGHER , ROUND(SUM(ash.delta_read_io_bytes)/power(1024,3)) phyread
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&&_IF_ORA_11gR1_OR_HIGHER , ROUND(SUM(ash.delta_write_io_bytes)/power(1024,3)) phywrite
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&&_IF_ORA_11gR1_OR_HIGHER , ROUND(SUM(ash.delta_interconnect_io_bytes)/power(1024,3)) interconnect_io
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&&_IF_ORA_11gR1_OR_HIGHER , ROUND(MAX(ash.pga_allocated)/power(1024,3),2) pga_allocated
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&&_IF_ORA_11gR1_OR_HIGHER , ROUND(MAX(ash.temp_space_allocated)/power(1024,3),2) temp_space_allocated
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FROM gv$active_session_history ash
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LEFT OUTER JOIN gv$active_session_history ash_parent
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ON ash_parent.inst_id = ash.qc_instance_id
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AND ash_parent.session_id = ash.qc_session_id
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AND ash_parent.session_serial# = ash.qc_session_serial#
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AND CAST(ash_parent.sample_time as DATE) = ash.sql_exec_start
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AND ash_parent.sample_time > sysdate - (&&HOURS/24)
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WHERE ash.sql_id IS NOT NULL
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AND ash.sample_time > sysdate - (&&HOURS/24)
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AND ash.sql_exec_id IS NOT NULL
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&&WHERECLAUSE &&WHERECLAUSE2
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GROUP BY NVL(ash.qc_session_id,ash.session_id)
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, NVL(ash.qc_instance_id,ash.inst_id)
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, NVL(ash.qc_session_serial#,ash.session_serial#)
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, ash.sql_exec_id
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, ash.sql_exec_start
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, ash.sql_id
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, ash.sql_child_number
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, ash.sql_plan_hash_value
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, ash.force_matching_signature
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&&_IF_ORA_11gR2_OR_HIGHER , ash.sql_opname
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, NVL(ash_parent.top_level_sql_id,ash.top_level_sql_id)
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having (SUM(ash.delta_read_io_bytes)+SUM(ash.delta_write_io_bytes) ) / power(1024,3) >= &&PHYIO
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AND (SUM(ash.delta_read_io_bytes) ) / power(1024,3) >= &&PHYREAD
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AND (SUM(ash.delta_write_io_bytes) ) / power(1024,3) >= &&PHYWRITE
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AND (SUM(ash.delta_interconnect_io_bytes) ) / power(1024,3) >= &&INTERCONNECT_IO
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ORDER BY --max(ash.sample_time) asc
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--,
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NVL(ash.sql_exec_start,MIN(ash.sample_time)) ASC
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, max(ash.sample_time) asc
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;
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@@footer
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