239 lines
9.7 KiB
SQL
239 lines
9.7 KiB
SQL
----------------------------------------------------------------------------------------
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--
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-- File name: cs_system_event_histogram_chart.sql
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--
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-- Purpose: One System Event AAS Load Histogram from AWR as per Latency Bucket (time series chart)
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--
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-- Author: Carlos Sierra
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--
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-- Version: 2021/10/27
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--
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-- Usage: Execute connected to CDB or PDB
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--
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-- Enter range of dates and filters when requested.
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--
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-- Example: $ sqlplus / as sysdba
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-- SQL> @cs_system_event_histogram_chart.sql
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--
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-- Notes: Developed and tested on 12.1.0.2.
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--
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---------------------------------------------------------------------------------------
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--
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@@cs_internal/cs_primary.sql
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@@cs_internal/cs_set.sql
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@@cs_internal/cs_def.sql
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@@cs_internal/cs_file_prefix.sql
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--
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DEF cs_script_name = 'cs_system_event_histogram_chart';
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DEF cs_hours_range_default = '336';
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--
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@@cs_internal/cs_sample_time_from_and_to.sql
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@@cs_internal/cs_snap_id_from_and_to.sql
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--
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@@cs_internal/&&cs_set_container_to_cdb_root.
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--
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COL perc FOR 990.0;
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COL waited_seconds FOR 999,999,999,990;
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COL total_waits FOR 999,999,999,990;
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COL avg_wait_ms FOR 999,990.000;
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COL aas FOR 990.000;
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COL wait_class FOR A14;
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COL event_name FOR A64;
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BREAK ON REPORT;
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COMPUTE SUM LABEL 'TOTAL' OF perc aas waited_seconds total_waits ON REPORT;
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--
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PRO
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PRO Top 30 wait events between &&cs_begin_date_from. and &&cs_end_date_to. (and after startup on &&cs_startup_time.)
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PRO ~~~~~~~~~~~~~~~~~~
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SELECT 100 * (e.time_waited_micro - b.time_waited_micro) / SUM(e.time_waited_micro - b.time_waited_micro) OVER () perc,
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(e.time_waited_micro - b.time_waited_micro) / 1e6 / TO_NUMBER('&&cs_begin_end_seconds.') aas,
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(e.time_waited_micro - b.time_waited_micro) / 1e3 / (e.total_waits - b.total_waits) avg_wait_ms,
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e.wait_class,
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e.event_name,
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(e.time_waited_micro - b.time_waited_micro) / 1e6 waited_seconds,
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(e.total_waits - b.total_waits) total_waits
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FROM dba_hist_system_event b,
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dba_hist_system_event e
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WHERE b.dbid = TO_NUMBER('&&cs_dbid.')
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AND b.instance_number = TO_NUMBER('&&cs_instance_number.')
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AND b.snap_id = GREATEST(TO_NUMBER('&&cs_snap_id_from.'), TO_NUMBER('&&cs_startup_snap_id.'))
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AND b.wait_class <> 'Idle'
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AND e.dbid = TO_NUMBER('&&cs_dbid.')
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AND e.instance_number = TO_NUMBER('&&cs_instance_number.')
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AND e.snap_id = TO_NUMBER('&&cs_snap_id_to.')
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AND e.wait_class <> 'Idle'
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AND e.event_id = b.event_id
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AND e.event_name = b.event_name
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AND e.wait_class_id = b.wait_class_id
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AND e.wait_class = b.wait_class
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AND e.time_waited_micro > b.time_waited_micro
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AND e.total_waits > b.total_waits
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ORDER BY
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e.time_waited_micro - b.time_waited_micro DESC
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FETCH FIRST 30 ROWS ONLY
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/
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--
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CLEAR BREAK COMPUTE;
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PRO
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PRO 3. Event Name:
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DEF event_name_1 = '&3.';
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UNDEF 3;
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DEF wait_class_1 = '';
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COL wait_class_1 NEW_V wait_class_1 NOPRI;
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SELECT wait_class wait_class_1 FROM dba_hist_system_event WHERE event_name = '&&event_name_1.' AND ROWNUM = 1
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/
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--
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SELECT '&&cs_file_prefix._&&cs_script_name.' cs_file_name FROM DUAL;
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--
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DEF report_title = "System Event Histogram for: &&wait_class_1 - &&event_name_1.";
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DEF chart_title = "System Event Histogram for: &&wait_class_1 - &&event_name_1.";
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DEF xaxis_title = "Wait Time buckets (in ms) between &&cs_sample_time_from. and &&cs_sample_time_to.";
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DEF vaxis_title = "Average Active Sessions (AAS)";
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--
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-- (isStacked is true and baseline is null) or (not isStacked and baseline >= 0)
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--DEF is_stacked = "isStacked: false,";
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DEF is_stacked = "isStacked: true,";
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--DEF vaxis_baseline = ", baseline:&&cs_num_cpu_cores., baselineColor:'red'";
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DEF vaxis_baseline = "";
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DEF chart_foot_note_2 = "<br>2)";
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DEF chart_foot_note_3 = "";
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DEF chart_foot_note_4 = "";
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DEF report_foot_note = 'SQL> @&&cs_script_name..sql "&&cs_sample_time_from." "&&cs_sample_time_to." "&&event_name_1."';
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--
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@@cs_internal/cs_spool_head_chart.sql
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--
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PRO ,{label:'>65536' , id:'01', type:'number'}
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PRO ,{label:'32768-65536', id:'02', type:'number'}
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PRO ,{label:'16384-32768', id:'03', type:'number'}
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PRO ,{label:'8192-16384' , id:'04', type:'number'}
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PRO ,{label:'4096-8192' , id:'05', type:'number'}
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PRO ,{label:'2048-4096' , id:'06', type:'number'}
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PRO ,{label:'1024-2048' , id:'07', type:'number'}
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PRO ,{label:'512-1024' , id:'08', type:'number'}
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PRO ,{label:'256-512' , id:'09', type:'number'}
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PRO ,{label:'128-256' , id:'10', type:'number'}
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PRO ,{label:'64-128' , id:'11', type:'number'}
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PRO ,{label:'32-64' , id:'12', type:'number'}
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PRO ,{label:'16-32' , id:'13', type:'number'}
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PRO ,{label:'8-16' , id:'14', type:'number'}
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PRO ,{label:'4-8' , id:'15', type:'number'}
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PRO ,{label:'2-4' , id:'16', type:'number'}
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PRO ,{label:'1-2' , id:'17', type:'number'}
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PRO ,{label:'0-1' , id:'18', type:'number'}
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PRO ]
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--
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SET HEA OFF PAGES 0;
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/****************************************************************************************/
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WITH
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FUNCTION num_format (p_number IN NUMBER, p_round IN NUMBER DEFAULT 0)
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RETURN VARCHAR2 IS
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BEGIN
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IF p_number IS NULL OR ROUND(p_number, p_round) <= 0 THEN
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RETURN 'null';
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ELSE
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RETURN TO_CHAR(ROUND(p_number, p_round));
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END IF;
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END num_format;
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/****************************************************************************************/
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event_histogram AS (
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SELECT /*+ MATERIALIZE NO_MERGE */
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snap_id,
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wait_time_milli bucket,
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(CASE wait_time_milli WHEN 1 THEN 0.5 ELSE 0.75 END) * wait_time_milli * (wait_count - LAG(wait_count) OVER (PARTITION BY wait_time_milli ORDER BY snap_id)) / 1e3 seconds
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FROM dba_hist_event_histogram
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WHERE dbid = TO_NUMBER('&&cs_dbid.')
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AND instance_number = TO_NUMBER('&&cs_instance_number.')
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AND snap_id BETWEEN TO_NUMBER('&&cs_snap_id_from.') - 1 AND TO_NUMBER('&&cs_snap_id_to.')
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AND wait_class = '&&wait_class_1.'
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AND event_name = '&&event_name_1.'
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),
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my_query AS (
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SELECT /*+ MATERIALIZE NO_MERGE */
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CAST(s.end_interval_time AS DATE) time,
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(CAST(s.end_interval_time AS DATE) - CAST(s.begin_interval_time AS DATE)) * 24 * 3600 interval_seconds,
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SUM(CASE WHEN bucket = POWER(2,0) THEN seconds ELSE 0 END) b01,
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SUM(CASE WHEN bucket = POWER(2,1) THEN seconds ELSE 0 END) b02,
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SUM(CASE WHEN bucket = POWER(2,2) THEN seconds ELSE 0 END) b03,
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SUM(CASE WHEN bucket = POWER(2,3) THEN seconds ELSE 0 END) b04,
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SUM(CASE WHEN bucket = POWER(2,4) THEN seconds ELSE 0 END) b05,
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SUM(CASE WHEN bucket = POWER(2,5) THEN seconds ELSE 0 END) b06,
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SUM(CASE WHEN bucket = POWER(2,6) THEN seconds ELSE 0 END) b07,
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SUM(CASE WHEN bucket = POWER(2,7) THEN seconds ELSE 0 END) b08,
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SUM(CASE WHEN bucket = POWER(2,8) THEN seconds ELSE 0 END) b09,
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SUM(CASE WHEN bucket = POWER(2,9) THEN seconds ELSE 0 END) b10,
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SUM(CASE WHEN bucket = POWER(2,10) THEN seconds ELSE 0 END) b11,
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SUM(CASE WHEN bucket = POWER(2,11) THEN seconds ELSE 0 END) b12,
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SUM(CASE WHEN bucket = POWER(2,12) THEN seconds ELSE 0 END) b13,
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SUM(CASE WHEN bucket = POWER(2,13) THEN seconds ELSE 0 END) b14,
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SUM(CASE WHEN bucket = POWER(2,14) THEN seconds ELSE 0 END) b15,
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SUM(CASE WHEN bucket = POWER(2,15) THEN seconds ELSE 0 END) b16,
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SUM(CASE WHEN bucket = POWER(2,16) THEN seconds ELSE 0 END) b17,
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SUM(CASE WHEN bucket > POWER(2,16) THEN seconds ELSE 0 END) b18
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FROM event_histogram h,
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dba_hist_snapshot s
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WHERE h.seconds > 0
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AND s.snap_id = h.snap_id
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AND s.dbid = TO_NUMBER('&&cs_dbid.')
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AND s.instance_number = TO_NUMBER('&&cs_instance_number.')
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AND s.snap_id BETWEEN TO_NUMBER('&&cs_snap_id_from.') AND TO_NUMBER('&&cs_snap_id_to.')
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GROUP BY
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s.begin_interval_time,
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s.end_interval_time
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)
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SELECT ', [new Date('||
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TO_CHAR(q.time, 'YYYY')|| /* year */
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','||(TO_NUMBER(TO_CHAR(q.time, 'MM')) - 1)|| /* month - 1 */
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','||TO_CHAR(q.time, 'DD')|| /* day */
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','||TO_CHAR(q.time, 'HH24')|| /* hour */
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','||TO_CHAR(q.time, 'MI')|| /* minute */
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','||TO_CHAR(q.time, 'SS')|| /* second */
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')'||
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','||num_format(q.b18 / q.interval_seconds, 3)||
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','||num_format(q.b17 / q.interval_seconds, 3)||
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','||num_format(q.b16 / q.interval_seconds, 3)||
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','||num_format(q.b15 / q.interval_seconds, 3)||
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','||num_format(q.b14 / q.interval_seconds, 3)||
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','||num_format(q.b13 / q.interval_seconds, 3)||
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','||num_format(q.b12 / q.interval_seconds, 3)||
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','||num_format(q.b11 / q.interval_seconds, 3)||
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','||num_format(q.b10 / q.interval_seconds, 3)||
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','||num_format(q.b09 / q.interval_seconds, 3)||
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','||num_format(q.b08 / q.interval_seconds, 3)||
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','||num_format(q.b07 / q.interval_seconds, 3)||
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','||num_format(q.b06 / q.interval_seconds, 3)||
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','||num_format(q.b05 / q.interval_seconds, 3)||
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','||num_format(q.b04 / q.interval_seconds, 3)||
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','||num_format(q.b03 / q.interval_seconds, 3)||
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','||num_format(q.b02 / q.interval_seconds, 3)||
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','||num_format(q.b01 / q.interval_seconds, 3)||
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']'
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FROM my_query q
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WHERE q.interval_seconds > 0
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ORDER BY
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q.time
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/
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/****************************************************************************************/
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SET HEA ON PAGES 100;
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--
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-- [Line|Area|SteppedArea|Scatter]
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DEF cs_chart_type = 'SteppedArea';
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-- disable explorer with "//" when using Pie
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DEF cs_chart_option_explorer = '';
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-- enable pie options with "" when using Pie
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DEF cs_chart_option_pie = '//';
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-- use oem colors
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DEF cs_oem_colors_series = '//';
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DEF cs_oem_colors_slices = '//';
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-- for line charts
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DEF cs_curve_type = '//';
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--
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@@cs_internal/cs_spool_id_chart.sql
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@@cs_internal/cs_spool_tail_chart.sql
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PRO
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PRO &&report_foot_note.
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--
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@@cs_internal/&&cs_set_container_to_curr_pdb.
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--
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@@cs_internal/cs_undef.sql
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@@cs_internal/cs_reset.sql
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-- |