120 lines
5.1 KiB
MySQL
120 lines
5.1 KiB
MySQL
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@@header
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set term off
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/*
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*
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* Author : Vishal Gupta
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* Purpose : Display load profile from STATSPACK
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* All figures delta between two consecutive snapshots
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*
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* Syntax : @file_name <no_of_days> [dbid] [instancenumber]
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*
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* dbid and instancenumber are optional.
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* If not passes then it takes current instance's dbid and instancenumber
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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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* 02-Jun-07 Vishal Gupta First Draft
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*
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*/
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set term on
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DEFINE days="&&1"
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DEFINE DBID="&&2"
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DEFINE INSTANCE_NUMBER="&&3"
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set echo off
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set verify off
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set pages 10000
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set lines 150
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TTITLE CENTER "L O A D P R O F I L E T R E N D" -
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SKIP 1 CENTER "###################################" -
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SKIP 3 CENTER ""
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COLUMN snap_id HEADING "Snap#" FORMAT 999999
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COLUMN snap_time HEADING "Snap Time" FORMAT a17
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COLUMN elapsed_sec HEADING "Elap|(Sec)" FORMAT 999,999
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COLUMN redo_size HEADING "Redo|Size|(KB)" FORMAT 9,999,999
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COLUMN logical_reads HEADING "Logical|Reads|(K Blocks)" FORMAT 9,999,999,999
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COLUMN block_changes HEADING "Block|Changes|(K)" FORMAT 9,999,999
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COLUMN phy_reads HEADING "Phy|Reads|(K Blocks)" FORMAT 9,999,999
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COLUMN phy_writes HEADING "Phy|Writes|(K Blocks)" FORMAT 9,999,999
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COLUMN user_calls HEADING "User|Calls|('000s)" FORMAT 9,999
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COLUMN parses HEADING "Parses|('000s)" FORMAT 9,999
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COLUMN hard_parses_reads HEADING "Hard|Parses|('000s)" FORMAT 99,999
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COLUMN sorts_mem HEADING "Sorts#|(Mem)|('000s)" FORMAT 99,999
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COLUMN sorts_disk HEADING "Sorts#|(Disk)|('000s)" FORMAT 99,999
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COLUMN logons HEADING "Logons" FORMAT 9,999
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COLUMN commit HEADING "Commits" FORMAT 99,999
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COLUMN rollback HEADING "Rollbacks" FORMAT 99,999
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WITH snap
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AS
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(SELECT s.dbid
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, s.instance_number
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, s.snap_id
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, LAG (s.snap_id) OVER (PARTITION BY s.dbid, s.instance_number ORDER BY s.dbid, s.instance_number, s.snap_id) prev_snap_id
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, s.snap_time
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, (s.snap_time - LAG (s.snap_time) OVER (PARTITION BY s.dbid, s.instance_number ORDER BY s.dbid, s.instance_number, s.snap_id) ) *1440 * 60 elapsed_sec
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FROM stats$snapshot s
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, v$database d
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, v$instance i
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WHERE s.dbid = NVL(&&DBID,d.dbid)
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AND s.instance_number = NVL(&&INSTANCE_NUMBER, i.instance_number)
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AND s.snap_time > sysdate - &&days
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and s.snap_id > 40000
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-- and to_char(s1.snap_time,'HH24') = '08'
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)
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SELECT /*+ USE_NL(s1,s2,ss1,ss2) */
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s1.snap_id
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, TO_CHAR(s1.snap_time,'dd-mm-yy hh24:mi:ss') snap_time
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-- , s1.elapsed_sec
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, ROUND(MAX(DECODE(ss2.name, 'redo size', ROUND ((ss2.value - ss1.value)) ) ) / 1024) redo_size
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, ROUND(MAX(DECODE(ss2.name, 'session logical reads', ROUND ((ss2.value - ss1.value)/1024)))) logical_reads
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, ROUND(MAX(DECODE(ss2.name, 'db block changes', ROUND ((ss2.value - ss1.value)/1024)))) block_changes
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, ROUND(MAX(DECODE(ss2.name, 'physical reads', ROUND ((ss2.value - ss1.value)/1024)))) phy_reads
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, ROUND(MAX(DECODE(ss2.name, 'physical writes', ROUND ((ss2.value - ss1.value)/1024)))) phy_writes
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, ROUND(MAX(DECODE(ss2.name, 'user calls', ROUND ((ss2.value - ss1.value)/1000)))) user_calls
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, ROUND(MAX(DECODE(ss2.name, 'parse count (total)', ROUND ((ss2.value - ss1.value)/1000)))) parses
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, ROUND(MAX(DECODE(ss2.name, 'parse count (hard)', ROUND ((ss2.value - ss1.value)/1000)))) hard_parses_reads
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, ROUND(MAX(DECODE(ss2.name, 'sorts (memory)', ROUND ((ss2.value - ss1.value)/1000)))) sorts_mem
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, ROUND(MAX(DECODE(ss2.name, 'sorts (disk)', ROUND ((ss2.value - ss1.value)/1000)))) sorts_disk
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, ROUND(MAX(DECODE(ss2.name, 'logons cumulative', ROUND ((ss2.value - ss1.value))))) logons
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, ROUND(MAX(DECODE(ss2.name, 'user commits', ROUND ((ss2.value - ss1.value))))) commit
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, ROUND(MAX(DECODE(ss2.name, 'user rollbacks', ROUND ((ss2.value - ss1.value))))) rollback
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FROM snap s1
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, stats$sysstat ss1
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, stats$sysstat ss2
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where s1.dbid = ss1.dbid
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and s1.instance_number = ss1.instance_number
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and s1.prev_snap_id = ss1.snap_id
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and s1.dbid = ss2.dbid
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and s1.instance_number = ss2.instance_number
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and s1.snap_id = ss2.snap_id
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and ss1.name = ss2.name
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and ss2.name in ('redo size'
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,'session logical reads'
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,'db block changes'
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,'physical reads'
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,'physical writes'
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,'user calls'
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,'parse count (total)'
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,'parse count (hard)'
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,'sorts (memory)'
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,'sorts (disk)'
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,'logons cumulative'
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,'execute count'
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,'user commits'
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,'user rollbacks'
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)
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and elapsed_sec > 0
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GROUP BY s1.snap_id
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, s1.snap_time
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, elapsed_sec
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order by s1.snap_time asc
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/
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@@footer
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