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oracle/vg/sprepins_vg.sql
root 93039b8489 2026-03-12 20:23:15
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Rem
Rem $Header: sprepins.sql 31-may-2005.16:31:36 cdgreen Exp $
Rem
Rem sprepins.sql
Rem
Rem Copyright (c) 2001, 2005, Oracle. All rights reserved.
Rem
Rem NAME
Rem sprepins.sql - StatsPack Report Instance
Rem
Rem DESCRIPTION
Rem SQL*Plus command file to report on differences between
Rem values recorded in two snapshots.
Rem
Rem This script requests the user for the dbid and instance number
Rem of the instance to report on, before producing the standard
Rem Statspack report.
Rem
Rem NOTES
Rem Usually run as the STATSPACK owner, PERFSTAT
Rem
Rem MODIFIED (MM/DD/YY)
Rem cdgreen 05/23/05 - 4246955
Rem cdgreen 02/28/05 - 10gR2 misc
Rem vbarrier 02/18/05 - 4081984/4071648
Rem cdgreen 10/29/04 - 10gR2_sqlstats
Rem cdgreen 10/25/04 - 3970898
Rem vbarrier 09/03/04 - Wait Event Histogram
Rem cdgreen 07/15/04 - sp_10_r2
Rem cdialeri 03/30/04 - 3356242
Rem vbarrier 03/18/04 - 3517841
Rem vbarrier 02/12/04 - 3412853/3378066
Rem vbarrier 01/30/04 - 3411063/3411129
Rem cdialeri 12/03/03 - 3290482
Rem cdialeri 10/14/03 - 10g - streams - rvenkate
Rem cdialeri 08/06/03 - 10g F3
Rem vbarrier 02/25/03 - 10g RAC
Rem cdialeri 11/15/02 - 10g R1
Rem cdialeri 10/29/02 - 2648471
Rem cdialeri 09/26/02 - 10.0
Rem vbarrier 07/14/02 - Segment Statistics: outerjoin + order by
Rem vbarrier 07/10/02 - Input checking + capt/tot SQL + snapdays
Rem vbarrier 03/20/02 - Module in SQL reporting + 2188360
Rem vbarrier 03/05/02 - Segment Statistics
Rem spommere 02/14/02 - cleanup RAC stats that are no longer needed
Rem spommere 02/08/02 - 2212357
Rem cdialeri 02/07/02 - 2218573
Rem cdialeri 01/30/02 - 2184717
Rem cdialeri 01/09/02 - 9.2 - features 2
Rem ykunitom 12/21/01 - 1396578: fixed '% Non-Parse CPU'
Rem cdialeri 12/19/01 - 9.2 - features 1
Rem cdialeri 09/20/01 - 1767338,1910458,1774694
Rem cdialeri 04/26/01 - Renamed from spreport.sql
Rem cdialeri 03/02/01 - 9.0
Rem cdialeri 09/12/00 - sp_1404195
Rem cdialeri 07/10/00 - 1349995
Rem cdialeri 06/21/00 - 1336259
Rem cdialeri 04/06/00 - 1261813
Rem cdialeri 03/28/00 - sp_purge
Rem cdialeri 02/16/00 - 1191805
Rem cdialeri 11/01/99 - Enhance, 1059172
Rem cgervasi 06/16/98 - Remove references to wrqs
Rem cmlim 07/30/97 - Modified system events
Rem gwood.uk 02/30/94 - Modified
Rem densor.uk 03/31/93 - Modified
Rem cellis.uk 11/15/89 - Created
Rem
--
-- Get the report settings
@@sprepcon.sql
--
--
clear break compute;
repfooter off;
ttitle off;
btitle off;
set timing off veri off space 1 flush on pause off termout on numwidth 10;
set echo off feedback off pagesize 60 newpage 1 recsep off;
set trimspool on trimout on define "&" concat "." serveroutput on;
set linesize &&linesize_fmt;
--
-- Must not be modified
-- Bytes to megabytes
define btomb = 1048576;
-- Bytes to kilobytes
define btokb = 1024;
-- Centiseconds to seconds
define cstos = 100;
-- Microseconds to milli-seconds
define ustoms = 1000;
-- Microseconds to seconds
define ustos = 1000000;
define top_n_events = 5;
define total_event_time_s_th = .001;
define pct_cpu_diff_th = 5;
--
-- Request the DB Id and Instance Number, if they are not specified
column instt_num heading "Inst Num" format 99999;
column instt_name heading "Instance" format a12;
column dbb_name heading "DB Name" format a12;
column dbbid heading "DB Id" format 9999999999 just c;
column host heading "Host" format a12;
prompt
prompt
prompt Instances in this Statspack schema
prompt ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
select distinct
dbid dbbid
, instance_number instt_num
, db_name dbb_name
, instance_name instt_name
, host_name host
from stats$database_instance;
prompt
prompt Using &&dbid for database Id
prompt Using &&inst_num for instance number
--
-- Set up the binds for dbid and instance_number
variable dbid number;
variable inst_num number;
begin
:dbid := &dbid;
:inst_num := &inst_num;
end;
/
--
-- Error reporting
whenever sqlerror exit;
variable max_snap_time char(10);
declare
cursor cidnum is
select 'X'
from stats$database_instance
where instance_number = :inst_num
and dbid = :dbid;
cursor csnapid is
select to_char(max(snap_time),'dd/mm/yyyy')
from stats$snapshot
where instance_number = :inst_num
and dbid = :dbid;
vx char(1);
begin
-- Check Database Id/Instance Number is a valid pair
open cidnum;
fetch cidnum into vx;
if cidnum%notfound then
raise_application_error(-20200,
'Database/Instance '||:dbid||'/'||:inst_num||' does not exist in STATS$DATABASE_INSTANCE');
end if;
close cidnum;
-- Check Snapshots exist for Database Id/Instance Number
open csnapid;
fetch csnapid into :max_snap_time;
if csnapid%notfound then
raise_application_error(-20200,
'No snapshots exist for Database/Instance '||:dbid||'/'||:inst_num);
end if;
close csnapid;
end;
/
whenever sqlerror continue;
--
-- Ask how many days of snapshots to display
set termout on;
column instart_fmt noprint;
column inst_name format a12 heading 'Instance';
column db_name format a12 heading 'DB Name';
column snap_id format 99999990 heading 'Snap Id';
column snapdat format a17 heading 'Snap Started' just c;
column lvl format 99 heading 'Snap|Level';
column commnt format a20 heading 'Comment';
prompt
prompt
prompt Specify the number of days of snapshots to choose from
prompt ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
prompt Entering the number of days (n) will result in the most recent
prompt (n) days of snapshots being listed. Pressing <return> without
prompt specifying a number lists all completed snapshots.
prompt
prompt
set heading off;
column num_days new_value num_days noprint;
select 'Listing '
|| decode( nvl('&&num_days', to_number('3.14','9D99','nls_numeric_characters=''.,'''))
, to_number('3.14','9D99','nls_numeric_characters=''.,'''), 'all Completed Snapshots'
, 0 , 'no snapshots'
, 1 , 'the last day''s Completed Snapshots'
, 'the last &num_days days of Completed Snapshots')
, nvl('&&num_days', to_number('3.14','9D99','nls_numeric_characters=''.,''')) num_days
from sys.dual;
set heading on;
--
-- List available snapshots
break on inst_name on db_name on host on instart_fmt skip 1;
ttitle off;
select to_char(s.startup_time,' dd Mon "at" HH24:mi:ss') instart_fmt
, di.instance_name inst_name
, di.db_name db_name
, s.snap_id snap_id
, to_char(s.snap_time,'dd Mon YYYY HH24:mi') snapdat
, s.snap_level lvl
, substr(s.ucomment, 1,60) commnt
from stats$snapshot s
, stats$database_instance di
where s.dbid = :dbid
and di.dbid = :dbid
and s.instance_number = :inst_num
and di.instance_number = :inst_num
and di.dbid = s.dbid
and di.instance_number = s.instance_number
and di.startup_time = s.startup_time
and s.snap_time >= decode( to_number('&num_days')
, to_number('3.14','9D99','nls_numeric_characters=''.,'''), s.snap_time
, 0 , to_date('31-JAN-9999','DD-MON-YYYY')
, to_date(:max_snap_time,'dd/mm/yyyy') - (to_number('&num_days') - 1))
order by db_name, instance_name, snap_id;
clear break;
ttitle off;
--
-- Ask for the snapshots Id's which are to be compared
prompt
prompt
prompt Specify the Begin and End Snapshot Ids
prompt ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
prompt Begin Snapshot Id specified: &&begin_snap
prompt
prompt End Snapshot Id specified: &&end_snap
prompt
--
-- Set up the snapshot-related binds
variable bid number;
variable eid number;
begin
:bid := &begin_snap;
:eid := &end_snap;
end;
/
prompt
--
-- Error reporting
whenever sqlerror exit;
declare
cursor cspid(vspid stats$snapshot.snap_id%type) is
select snap_time
, startup_time
, session_id
, serial#
from stats$snapshot
where snap_id = vspid
and instance_number = :inst_num
and dbid = :dbid;
bsnapt stats$snapshot.startup_time%type;
bstart stats$snapshot.startup_time%type;
bsesid stats$snapshot.session_id%type;
bseria stats$snapshot.serial#%type;
esnapt stats$snapshot.startup_time%type;
estart stats$snapshot.startup_time%type;
esesid stats$snapshot.session_id%type;
eseria stats$snapshot.serial#%type;
begin
-- Check Begin Snapshot id is valid, get corresponding instance startup time
open cspid(:bid);
fetch cspid into bsnapt, bstart, bsesid, bseria;
if cspid%notfound then
raise_application_error(-20200,
'Begin Snapshot Id '||:bid||' does not exist for this database/instance');
end if;
close cspid;
-- Check End Snapshot id is valid and get corresponding instance startup time
open cspid(:eid);
fetch cspid into esnapt, estart, esesid, eseria;
if cspid%notfound then
raise_application_error(-20200,
'End Snapshot Id '||:eid||' does not exist for this database/instance');
end if;
if esnapt <= bsnapt then
raise_application_error(-20200,
'End Snapshot Id '||:eid||' must be greater than Begin Snapshot Id '||:bid);
end if;
close cspid;
-- Check startup time is same for begin and end snapshot ids
if ( bstart != estart) then
raise_application_error(-20200,
'The instance was shutdown between snapshots '||:bid||' and '||:eid);
end if;
-- Check sessions are same for begin and end snapshot ids
if (bsesid != esesid or bseria != eseria) then
dbms_output.put_line('WARNING: SESSION STATISTICS WILL NOT BE PRINTED, as session statistics');
dbms_output.put_line('captured in begin and end snapshots are for different sessions');
dbms_output.put_line('(Begin Snap sid,serial#: '||bsesid||','||bseria||', End Snap sid,serial#: '||esesid||','||eseria||').');
dbms_output.put_line('');
end if;
end;
/
whenever sqlerror continue;
--
-- Get the database info to display in the report
set termout off;
column para new_value para;
column versn new_value versn;
column host_name new_value host_name;
column db_name new_value db_name;
column inst_name new_value inst_name;
column btime new_value btime;
column etime new_value etime;
column sutime new_value sutime;
select parallel para
, version versn
, host_name host_name
, db_name db_name
, instance_name inst_name
, to_char(snap_time, 'YYYYMMDD HH24:MI:SS') btime
, to_char(s.startup_time, 'DD-Mon-YY HH24:MI') sutime
from stats$database_instance di
, stats$snapshot s
where s.snap_id = :bid
and s.dbid = :dbid
and s.instance_number = :inst_num
and di.dbid = s.dbid
and di.instance_number = s.instance_number
and di.startup_time = s.startup_time;
select to_char(snap_time, 'YYYYMMDD HH24:MI:SS') etime
from stats$snapshot s
where s.snap_id = :eid
and s.dbid = :dbid
and s.instance_number = :inst_num;
variable para varchar2(9);
variable versn varchar2(10);
variable host_name varchar2(64);
variable db_name varchar2(20);
variable inst_name varchar2(20);
variable btime varchar2(25);
variable etime varchar2(25);
variable sutime varchar2(19);
begin
:para := '&para';
:versn := '&versn';
:host_name := '&host_name';
:db_name := '&db_name';
:inst_name := '&inst_name';
:btime := '&btime';
:etime := '&etime';
:sutime := '&sutime';
end;
/
define DBtime=1
define DBtimes=1
column DBtime new_value DBtime noprint
column DBtimes new_value DBtimes noprint
select (e.value - b.value) DBtime
, round((e.value - b.value)/1000000,1) DBtimes
from stats$sys_time_model e
, stats$sys_time_model b
, stats$time_model_statname sn
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and sn.stat_name = 'DB time'
and b.stat_id = e.stat_id
and e.stat_id = sn.stat_id;
set termout on;
--
-- Use report name if specified, otherwise prompt user for output file
-- name (specify default), then begin spooling
set termout off;
column dflt_name new_value dflt_name noprint;
select 'sp_'||:bid||'_'||:eid dflt_name from dual;
set termout on;
prompt
prompt Specify the Report Name
prompt ~~~~~~~~~~~~~~~~~~~~~~~
prompt The default report file name is &dflt_name.. To use this name,
prompt press <return> to continue, otherwise enter an alternative.
prompt
set heading off;
column report_name new_value report_name noprint;
select 'Using the report name ' || nvl('&&report_name','&dflt_name')
, decode( instr(nvl('&&report_name','&dflt_name'),'.'), 0, nvl('&&report_name','&dflt_name')||'.lst'
, nvl('&&report_name','&dflt_name')) report_name
from sys.dual;
prompt
spool &report_name;
set heading on;
--
--
set newpage 1 heading on;
--
-- Call statspack to calculate certain statistics
--
set termout off heading off verify off;
variable lhtr number;
variable bfwt number;
variable tran number;
variable chng number;
variable ucal number;
variable urol number;
variable ucom number;
variable rsiz number;
variable phyr number;
variable phyrd number;
variable phyrdl number;
variable phyrc number;
variable phyw number;
variable prse number;
variable hprs number;
variable recr number;
variable gets number;
variable slr number;
variable rlsr number;
variable rent number;
variable srtm number;
variable srtd number;
variable srtr number;
variable strn number;
variable call number;
variable lhr number;
variable bsp varchar2(512);
variable esp varchar2(512);
variable bbc varchar2(512);
variable ebc varchar2(512);
variable blb varchar2(512);
variable elb varchar2(512);
variable bs varchar2(512);
variable twt number;
variable logc number;
variable prscpu number;
variable prsela number;
variable tcpu number;
variable exe number;
variable bspm number;
variable espm number;
variable bfrm number;
variable efrm number;
variable blog number;
variable elog number;
variable bocur number;
variable eocur number;
variable bpgaalloc number;
variable epgaalloc number;
variable bsgaalloc number;
variable esgaalloc number;
variable bnprocs number;
variable enprocs number;
variable timstat varchar2(20);
variable statlvl varchar2(40);
-- OS Stat
variable bncpu number;
variable encpu number;
variable bpmem number;
variable epmem number;
variable blod number;
variable elod number;
variable itic number;
variable btic number;
variable iotic number;
variable rwtic number;
variable utic number;
variable stic number;
variable vmib number;
variable vmob number;
variable oscpuw number;
-- OS Stat derived
variable ttic number;
variable ttics number;
variable cpubrat number;
variable cpuirat number;
-- Time Model
variable dbtim number;
variable dbcpu number;
variable bgela number;
variable bgcpu number;
variable prstela number;
variable sqleela number;
variable conmela number;
variable bncpu number;
-- RAC variables
variable dmsd number;
variable dmfc number;
variable dmsi number;
variable pmrv number;
variable pmpt number;
variable npmrv number;
variable npmpt number;
variable dbfr number;
variable dpms number;
variable dnpms number;
variable glsg number;
variable glag number;
variable glgt number;
variable gccrrv number;
variable gccrrt number;
variable gccrfl number;
variable gccurv number;
variable gccurt number;
variable gccufl number;
variable gccrsv number;
variable gccrbt number;
variable gccrft number;
variable gccrst number;
variable gccusv number;
variable gccupt number;
variable gccuft number;
variable gccust number;
variable msgsq number;
variable msgsqt number;
variable msgsqk number;
variable msgsqtk number;
variable msgrq number;
variable msgrqt number;
begin
STATSPACK.STAT_CHANGES
( :bid, :eid
, :dbid, :inst_num
, :para -- End of IN arguments
, :lhtr, :bfwt
, :tran, :chng
, :ucal, :urol
, :rsiz
, :phyr, :phyrd
, :phyrdl, :phyrc
, :phyw, :ucom
, :prse, :hprs
, :recr, :gets
, :slr
, :rlsr, :rent
, :srtm, :srtd
, :srtr, :strn
, :lhr
, :bbc, :ebc
, :bsp, :esp
, :blb
, :bs, :twt
, :logc, :prscpu
, :tcpu, :exe
, :prsela
, :bspm, :espm
, :bfrm, :efrm
, :blog, :elog
, :bocur, :eocur
, :bpgaalloc, :epgaalloc
, :bsgaalloc, :esgaalloc
, :bnprocs, :enprocs
, :timstat, :statlvl
, :bncpu, :encpu -- OS Stat
, :bpmem, :epmem
, :blod, :elod
, :itic, :btic
, :iotic, :rwtic
, :utic, :stic
, :vmib, :vmob
, :oscpuw
, :dbtim, :dbcpu -- Time Model
, :bgela, :bgcpu
, :prstela,:sqleela
, :conmela
, :dmsd, :dmfc -- begin RAC
, :dmsi
, :pmrv, :pmpt
, :npmrv, :npmpt
, :dbfr
, :dpms, :dnpms
, :glsg, :glag
, :glgt
, :gccrrv, :gccrrt, :gccrfl
, :gccurv, :gccurt, :gccufl
, :gccrsv
, :gccrbt, :gccrft
, :gccrst, :gccusv
, :gccupt, :gccuft
, :gccust
, :msgsq, :msgsqt
, :msgsqk, :msgsqtk
, :msgrq, :msgrqt -- end RAC
);
:call := :ucal + :recr;
-- total ticks (cs)
:ttic := :btic + :itic;
-- total ticks (s)
:ttics := :ttic/100;
-- Busy to total CPU ratio
:cpubrat := :btic / :ttic;
:cpuirat := :itic / :ttic;
end;
/
--
-- Print stat consistency warnings
set termout on;
set heading off;
select 'WARNING: statistics_level setting changed between begin/end snaps: Time Model'
, ' data is INVALID'
from dual
where :statlvl = 'INCONSISTENT_BASIC';
select 'WARNING: timed_statistics setting changed between begin/end snaps: TIMINGS'
, ' ARE INVALID'
from dual
where :timstat = 'INCONSISTENT';
set heading on;
--
-- Standard formatting
column chr4n format a4 newline
column ch5 format a5
column ch5 format a5
column ch6 format a6
column ch6n format a6 newline
column ch7 format a7
column ch7n format a7 newline
column ch9 format a9
column ch14n format a14 newline
column ch16t format a16 trunc
column ch17 format a17
column ch17n format a17 newline
column ch18n format a18 newline
column ch19 format a19
column ch19n format a19 newline
column ch21 format a21
column ch21n format a21 newline
column ch22 format a22
column ch22n format a22 newline
column ch23 format a23
column ch23n format a23 newline
column ch24 format a24
column ch24n format a24 newline
column ch25 format a25
column ch25n format a25 newline
column ch20 format a20
column ch20n format a20 newline
column ch32n format a32 newline
column ch40n format a40 newline
column ch42n format a42 newline
column ch43n format a43 newline
column ch52n format a52 newline just r
column ch53n format a53 newline
column ch59n format a59 newline just r
column ch78n format a78 newline
column ch80n format a80 newline
column num3 format 999 just left
column num3_2 format 999.99
column num3_2n format 999.99 newline
column num4c format 9,999
column num4c_2 format 9,999.99
column num4c_2n format 9,999.99 newline
column num5c format 99,999
column num6c format 999,999
column num6c_2 format 999,999.99
column num6c_2n format 999,999.99 newline
column num6cn format 999,999 newline
column num7c format 9,999,999
column num7c_2 format 9,999,999.99
column num8c format 99,999,999
column num8cn format 99,999,999 newline
column num8c_2 format 99,999,999.99
column num8cn format 99,999,999 newline
column num9c format 999,999,999
column num9cn format 999,999,999 newline
column num10c format 9,999,999,999
--
-- Summary Statistics
--
--
-- Print database, instance, parallel, release, host and snapshot
-- information
prompt STATSPACK report for
set heading on;
column inst_num heading "Inst Num" new_value inst_num format 99999;
column inst_name heading "Instance" new_value inst_name format a12;
column db_name heading "DB Name" new_value db_name format a12;
column dbid heading "DB Id" new_value dbid format 9999999999 just center;
column host_name heading "Host" format a16 print;
column para heading "RAC" format a3 print;
column versn heading "Release" format a11 print;
column sutime heading "Started" format a15 print;
column a newline;
set heading off
select 'Database', ' DB Id ', 'Instance ', 'Inst Num', 'Startup Time ', 'Release ', 'RAC'
, '~~~~~~~~' a, '-----------', '------------', '--------', '---------------', '-----------', '---'
, ' ' a
, :dbid dbid
, :inst_name inst_name
, :inst_num inst_num
, :sutime sutime
, :versn versn
, :para para
from sys.dual;
set heading off
select 'Host' ch5
, 'Name:' ch7, :host_name ch16t
, 'Num CPUs:' ch9, :bncpu num3
, ' '
, 'Phys Memory (MB):' ch17, :bpmem/1024/1024 num6c
, '~~~~' chr4n
from sys.dual;
set heading on;
--
-- Print snapshot information
column inst_num noprint
column instart_fmt new_value INSTART_FMT noprint;
column instart new_value instart noprint;
column session_id new_value SESSION noprint;
column ela new_value ELA noprint;
column btim new_value btim heading 'Start Time' format a19 just c;
column etim new_value etim heading 'End Time' format a19 just c;
column xbid format 999999990;
column xeid format 999999990;
column dur heading 'Duration(mins)' format 999,990.00 just r;
column sess_id new_value sess_id noprint;
column serial new_value serial noprint;
column bbgt new_value bbgt noprint;
column ebgt new_value ebgt noprint;
column bdrt new_value bdrt noprint;
column edrt new_value edrt noprint;
column bet new_value bet noprint;
column eet new_value eet noprint;
column bsmt new_value bsmt noprint;
column esmt new_value esmt noprint;
column bvc new_value bvc noprint;
column evc new_value evc noprint;
column bpc new_value bpc noprint;
column epc new_value epc noprint;
column bspr new_value bspr noprint;
column espr new_value espr noprint;
column bslr new_value bslr noprint;
column eslr new_value eslr noprint;
column bsbb new_value bsbb noprint;
column esbb new_value esbb noprint;
column bsrl new_value bsrl noprint;
column esrl new_value esrl noprint;
column bsiw new_value bsiw noprint;
column esiw new_value esiw noprint;
column bcrb new_value bcrb noprint;
column ecrb new_value ecrb noprint;
column bcub new_value bcub noprint;
column ecub new_value ecub noprint;
column blog format 99,999;
column elog format 99,999;
column ocs format 99,999.0;
column comm format a19 trunc;
column nl newline;
column nl11 format a11 newline;
column nl16 format a16 newline;
set heading off;
select 'Snapshot Snap Id Snap Time Sessions Curs/Sess Comment' nl
, '~~~~~~~~ ---------- ------------------ -------- --------- -------------------' nl
, 'Begin Snap:' nl11
, b.snap_id xbid
, to_char(b.snap_time, 'dd-Mon-yy hh24:mi:ss') btim
, :blog blog
, :bocur/:blog ocs
, b.ucomment comm
, ' End Snap:' nl11
, e.snap_id xeid
, to_char(e.snap_time, 'dd-Mon-yy hh24:mi:ss') etim
, :elog elog
, :eocur/:elog ocs
, e.ucomment comm
, ' Elapsed: ' nl16
, round(((e.snap_time - b.snap_time) * 1440 * 60), 0)/60 dur -- mins
, '(mins)'
, b.instance_number inst_num
, to_char(b.startup_time, 'dd-Mon-yy hh24:mi:ss') instart_fmt
, b.session_id
, round(((e.snap_time - b.snap_time) * 1440 * 60), 0) ela -- secs
, to_char(b.startup_time,'YYYYMMDD HH24:MI:SS') instart
, e.session_id sess_id
, e.serial# serial
, b.buffer_gets_th bbgt
, e.buffer_gets_th ebgt
, b.disk_reads_th bdrt
, e.disk_reads_th edrt
, b.executions_th bet
, e.executions_th eet
, b.sharable_mem_th bsmt
, e.sharable_mem_th esmt
, b.version_count_th bvc
, e.version_count_th evc
, b.parse_calls_th bpc
, e.parse_calls_th epc
, b.seg_phy_reads_th bspr
, e.seg_phy_reads_th espr
, b.seg_log_reads_th bslr
, e.seg_log_reads_th eslr
, b.seg_buff_busy_th bsbb
, e.seg_buff_busy_th esbb
, b.seg_rowlock_w_th bsrl
, e.seg_rowlock_w_th esrl
, b.seg_itl_waits_th bsiw
, e.seg_itl_waits_th esiw
, b.seg_cr_bks_rc_th bcrb
, e.seg_cr_bks_rc_th ecrb
, b.seg_cu_bks_rc_th bcub
, e.seg_cu_bks_rc_th ecub
from stats$snapshot b
, stats$snapshot e
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.startup_time = e.startup_time
and b.snap_time < e.snap_time;
set heading on;
variable btim varchar2 (20);
variable etim varchar2 (20);
variable ela number;
variable instart varchar2 (18);
variable bbgt number;
variable ebgt number;
variable bdrt number;
variable edrt number;
variable bet number;
variable eet number;
variable bsmt number;
variable esmt number;
variable bvc number;
variable evc number;
variable bpc number;
variable epc number;
variable spctim number;
variable pct_sp_oss_cpu_diff number;
begin
:btim := '&btim';
:etim := '&etim';
:ela := &ela;
:instart := '&instart';
:bbgt := &bbgt;
:ebgt := &ebgt;
:bdrt := &bdrt;
:edrt := &edrt;
:bet := &bet;
:eet := &eet;
:bsmt := &bsmt;
:esmt := &esmt;
:bvc := &bvc;
:evc := &evc;
:bpc := &bpc;
:epc := &epc;
-- Statspack total CPU time (secs) - assumes Begin CPU count and End
-- CPU count are identical
:spctim := :ela * :encpu;
-- Statspack to OS Stat CPU percentage
select decode(:ttics, null, 0, 0, 0
,100*(abs(:spctim-round(:ttics))/:spctim))
into :pct_sp_oss_cpu_diff
from sys.dual;
end;
/
--
--
set heading off;
--
-- Cache Sizes
column chr50 format a50 newline;
column chr28 format a28 newline;
column val format a10 just r;
column chr16 format a16;
select 'Cache Sizes Begin End' chr50
, '~~~~~~~~~~~ ---------- ----------' chr50
, ' Buffer Cache:' chr28
, lpad(to_char(round(:bbc/1024/1024),'999,999') || 'M', 10) val
, lpad(decode( :ebc, :bbc, null
, to_char(round(:ebc/&&btomb), '999,999') || 'M'), 10) val
, ' Std Block Size:' chr16
, lpad(to_char((:bs/1024) ,'999') || 'K',10) val
, ' Shared Pool Size:' chr28
, lpad(to_char(round(:bsp/1024/1024),'999,999') || 'M',10) val
, lpad(decode( :esp, :bsp, null
, to_char(round(:esp/&&btomb), '999,999') || 'M'), 10) val
, ' Log Buffer:' chr18
, lpad(to_char(round(:blb/1024) ,'999,999') || 'K', 10) val
from sys.dual;
--
-- Load Profile
column dscr format a28 newline;
column val format 9,999,999,999,990.99;
column sval format 99,990.99;
column svaln format 99,990.99 newline;
column totcalls new_value totcalls noprint
column pctval format 990.99;
column bpctval format 9990.99;
select 'Load Profile Per Second Per Transaction'
,'~~~~~~~~~~~~ --------------- ---------------'
,' Redo size:' dscr, round(:rsiz/:ela,2) val
, round(:rsiz/:tran,2) val
,' Logical reads:' dscr, round(:slr/:ela,2) val
, round(:slr/:tran,2) val
,' Block changes:' dscr, round(:chng/:ela,2) val
, round(:chng/:tran,2) val
,' Physical reads:' dscr, round(:phyr/:ela,2) val
, round(:phyr/:tran,2) val
,' Physical writes:' dscr, round(:phyw/:ela,2) val
, round(:phyw/:tran,2) val
,' User calls:' dscr, round(:ucal/:ela,2) val
, round(:ucal/:tran,2) val
,' Parses:' dscr, round(:prse/:ela,2) val
, round(:prse/:tran,2) val
,' Hard parses:' dscr, round(:hprs/:ela,2) val
, round(:hprs/:tran,2) val
,' Sorts:' dscr, round((:srtm+:srtd)/:ela,2) val
, round((:srtm+:srtd)/:tran,2) val
,' Logons:' dscr, round(:logc/:ela,2) val
, round(:logc/:tran,2) val
,' Executes:' dscr, round(:exe/:ela,2) val
, round(:exe/:tran,2) val
,' Transactions:' dscr, round(:tran/:ela,2) val
, ' ' dscr
,' % Blocks changed per Read:' dscr, round(100*:chng/:slr,2) pctval
,' Recursive Call %:' chr20, round(100*:recr/:call,2) bpctval
,' Rollback per transaction %:' dscr, round(100*:urol/:tran,2) pctval
,' Rows per Sort:' chr20, decode((:srtm+:srtd)
,0,to_number(null)
,round(:srtr/(:srtm+:srtd),2)) bpctval
from sys.dual;
--
-- Instance Efficiency Percentages
column ldscr format a50
column chr20 format a20
column nl format a60 newline
select 'Instance Efficiency Percentages' ldscr
,'~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' ldscr
,' Buffer Nowait %:' dscr
, round(100*(1-:bfwt/:gets),2) pctval
,' Redo NoWait %:' chr20
, decode(:rent,0,to_number(null), round(100*(1-:rlsr/:rent),2)) pctval
,' Buffer Hit %:' dscr
, round(100*(1 - :phyrc/:gets),2) pctval
,' In-memory Sort %:' chr20
, decode((:srtm+:srtd),0,to_number(null),
round(100*:srtm/(:srtd+:srtm),2)) pctval
,' Library Hit %:' dscr
, round(100*:lhtr,2) pctval
,' Soft Parse %:' chr20
, round(100*(1-:hprs/:prse),2) pctval
,' Execute to Parse %:' dscr
, round(100*(1-:prse/:exe),2) pctval
,' Latch Hit %:' chr20
, round(100*(1-:lhr),2) pctval
,'Parse CPU to Parse Elapsd %:' dscr
, decode(:prsela, 0, to_number(null)
, round(100*:prscpu/:prsela,2)) pctval
,' % Non-Parse CPU:' chr20
, decode(:tcpu, 0, to_number(null)
, round(100*(1-(:prscpu/:tcpu)),2)) pctval
from sys.dual;
-- Setup vars in case snap < 5 taken
define b_total_cursors = 0
define e_total_cursors = 0
define b_total_sql = 0
define e_total_sql = 0
define b_total_sql_mem = 0
define e_total_sql_mem = 0
column b_total_cursors new_value b_total_cursors noprint
column e_total_cursors new_value e_total_cursors noprint
column b_total_sql new_value b_total_sql noprint
column e_total_sql new_value e_total_sql noprint
column b_total_sql_mem new_value b_total_sql_mem noprint
column e_total_sql_mem new_value e_total_sql_mem noprint
select ' Shared Pool Statistics Begin End' nl
, ' ------ ------'
, ' Memory Usage %:' dscr
, 100*(1-:bfrm/:bspm) pctval
, 100*(1-:efrm/:espm) pctval
, ' % SQL with executions>1:' dscr
, 100*(1-b.single_use_sql/b.total_sql) pctval
, 100*(1-e.single_use_sql/e.total_sql) pctval
, ' % Memory for SQL w/exec>1:' dscr
, 100*(1-b.single_use_sql_mem/b.total_sql_mem) pctval
, 100*(1-e.single_use_sql_mem/e.total_sql_mem) pctval
, nvl(b.total_cursors, 0) b_total_cursors
, nvl(e.total_cursors, 0) e_total_cursors
, nvl(b.total_sql, 0) b_total_sql
, nvl(e.total_sql, 0) e_total_sql
, nvl(b.total_sql_mem, 0) b_total_sql_mem
, nvl(e.total_sql_mem, 0) e_total_sql_mem
from stats$sql_statistics b
, stats$sql_statistics e
where b.snap_id = :bid
and e.snap_id = :eid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.dbid = :dbid
and e.dbid = :dbid;
variable b_total_cursors number;
variable e_total_cursors number;
variable b_total_sql number;
variable e_total_sql number;
variable b_total_sql_mem number;
variable e_total_sql_mem number;
begin
:b_total_cursors := &&b_total_cursors;
:e_total_cursors := &&e_total_cursors;
:b_total_sql := &&b_total_sql;
:e_total_sql := &&e_total_sql;
:b_total_sql_mem := &&b_total_sql_mem;
:e_total_sql_mem := &&e_total_sql_mem;
end;
/
--
--
set heading on;
repfooter center -
'-------------------------------------------------------------';
--
-- Top N Wait Events
col idle noprint;
col event format a41 heading 'Top &&top_n_events Timed Events|~~~~~~~~~~~~~~~~~~|Event' trunc;
col waits format 999,999,990 heading 'Waits';
col time format 99,999,990 heading 'Time (s)';
col pctwtt format 999.9 heading '%Total|Call|Time';
col avwait format 99990 heading 'Avg|wait|(ms)';
select event
, waits
, time
, avwait
, pctwtt
from (select event, waits, time, pctwtt, avwait
from (select e.event event
, e.total_waits - nvl(b.total_waits,0) waits
, (e.time_waited_micro - nvl(b.time_waited_micro,0))/1000000 time
, decode ( (e.total_waits - nvl(b.total_waits, 0)), 0, to_number(NULL)
, ( (e.time_waited_micro - nvl(b.time_waited_micro,0)) / &&ustoms )
/ (e.total_waits - nvl(b.total_waits,0))
) avwait
, decode(:twt + :tcpu*10000, 0, 0,
100
* (e.time_waited_micro - nvl(b.time_waited_micro,0))
/ (:twt + :tcpu*10000)
) pctwtt
from stats$system_event b
, stats$system_event e
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.event(+) = e.event
and e.total_waits > nvl(b.total_waits,0)
and e.event not in (select event from stats$idle_event)
union all
select 'CPU time' event
, to_number(null) waits
, :tcpu/100 time
, to_number(null) avwait
, decode(:twt + :tcpu*10000, 0, 0,
100
* :tcpu*10000
/ (:twt + :tcpu*10000)
) pctwait
from dual
where :tcpu > 0
)
order by time desc, waits desc
)
where rownum <= &&top_n_events;
--
--
set space 1 termout on newpage 1;
whenever sqlerror exit;
set heading off;
repfooter off;
--
-- Performance Summary continued
set newpage 0;
ttitle off;
select 'Host CPU ' || decode(:bncpu, :encpu, '(CPUs: '|| :bncpu || ')', '(Begin CPUs: '|| :bncpu || ' End CPUs: '|| :encpu || ')') ch78n
, '~~~~~~~~ Load Average' ch78n
, ' Begin End User System Idle WIO WCPU' ch78n
, ' ------- ------- ------- ------- ------- ------- --------' ch78n
, ' '
, round(:blod,2) pctval
, round(:elod,2) pctval
, ' '
, 100*(:utic / :ttic) pctval
, 100*(:stic / :ttic) pctval
, 100*(:itic / :ttic) pctval
, 100*(:iotic / :ttic) pctval
, 100*(:oscpuw / :ttic) pctval
from sys.dual
where :ttic > 0;
set newpage 1;
select 'Note: There is a ' || round(:pct_sp_oss_cpu_diff) || '% discrepancy between the OS Stat total CPU time and'
, ' the total CPU time estimated by Statspack'
, ' OS Stat CPU time: ' || round(:ttics) || '(s) (BUSY_TIME + IDLE_TIME)'
, ' Statspack CPU time: ' || :spctim || '(s) (Elapsed time * num CPUs in end snap)'
from sys.dual
where &pct_cpu_diff_th < :pct_sp_oss_cpu_diff
and :ttics > 0;
select 'Instance CPU' ch40n
, '~~~~~~~~~~~~' ch40n
, ' % of total CPU for Instance:' ch45n, 100* ((:dbcpu+:bgcpu)/1000000)
/ (:ttics) pctval
, ' % of busy CPU for Instance:' ch45n, 100* ((:dbcpu+:bgcpu)/1000000)
/ ((:btic)/100) pctval
, ' %DB time waiting for CPU - Resource Mgr:' ch45n, decode(:rwtic, 0, to_number(null),
100*(round(:rwtic/:dbtim)) ) pctval
from sys.dual
where :dbtim > 0
and :btic/100 > 0;
column kpersec format 999,999,999.9
select 'Virtual Memory Paging' ch78n
, '~~~~~~~~~~~~~~~~~~~~~' ch78n
, ' KB paged out per sec: ' ch43n, (:vmob/1024)/:ela kpersec
, ' KB paged in per sec: ' ch43n, (:vmib/1024)/:ela kpersec
from sys.dual
where :vmob + :vmib > 0;
col bpctval format 999999999.9
repfooter center -
'-------------------------------------------------------------';
col memsz format 9,999,999.9
select 'Memory Statistics Begin End' ch79n
, '~~~~~~~~~~~~~~~~~ ------------ ------------' ch79n
, ' Host Mem (MB):' ch32n, :bpmem/&&btomb memsz, :epmem/&&btomb memsz
, ' SGA use (MB):' ch32n, :bsgaalloc/&&btomb memsz, :esgaalloc/&&btomb memsz
, ' PGA use (MB):' ch32n, :bpgaalloc/&&btomb memsz, :epgaalloc/&&btomb memsz
, ' % Host Mem used for SGA+PGA:' ch32n, 100*(:bpgaalloc + :bsgaalloc)/:bpmem bpctval
, 100*(:epgaalloc + :esgaalloc)/:epmem bpctval
from sys.dual;
repfooter off
--
--
set space 1 termout on newpage 0;
whenever sqlerror exit;
repfooter center -
'-------------------------------------------------------------';
--
-- Time Model Statistics
set newpage 1;
set heading on;
ttitle lef 'Time Model System Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> Ordered by % of DB time desc, Statistic name' -
skip 2;
column statnam format a35 trunc heading 'Statistic'
column tdifs format 9,999,999,999,990.9 heading 'Time (s)'
column pctdb format 99999.9 heading '% of DB time'
column order_col noprint
select statnam
, tdif/&ustos tdifs
, decode(order_col, 0, 100*tdif/&DBtime
, to_number(null)
) pctdb
, order_col
from (select sn.stat_name statnam
, (e.value - b.value) tdif
, decode( sn.stat_name
, 'DB time', 1
, 'background cpu time', 2
, 'background elapsed time', 2
, 0
) order_col
from stats$sys_time_model e
, stats$sys_time_model b
, stats$time_model_statname sn
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.stat_id = e.stat_id
and sn.stat_id = e.stat_id
and e.value - b.value > 0
)
order by order_col, decode(pctdb, null, tdifs, pctdb) desc;
set heading off;
set newpage 0;
--
-- Beginning of RAC specific Ratios
column hd1 format a54 newline;
column hd2 format a31 newline;
column avg format 9990.0;
column nl format a68 newline;
column val format 9,999,999,999,990.99;
column vali format 9990;
ttitle lef 'RAC Statistics '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 2;
select ' ' hd2
, 'Begin'
, ' End'
, ' ' hd2
, '-----'
, '-----'
, ' Number of Instances:' hd2
, ( select count(b.thread#)
from stats$thread b
where b.snap_id = :bid
and b.dbid = :dbid
and b.instance_number = :inst_num
and b.status = 'OPEN' ) vali
, ( select count(e.thread#)
from stats$thread e
where e.snap_id = :eid
and e.dbid = :dbid
and e.instance_number = :inst_num
and e.status = 'OPEN' ) vali
, ' ' nl
, ' ' nl
, 'Global Cache Load Profile' nl
, '~~~~~~~~~~~~~~~~~~~~~~~~~ Per Second Per Transaction'
, ' --------------- ---------------'
, ' Global Cache blocks received:' hd2, round((:gccurv+:gccrrv)/:ela,2) val
, round((:gccurv+:gccrrv)/:tran,2) val
, ' Global Cache blocks served:' hd2, round((:gccusv+:gccrsv)/:ela,2) val
, round((:gccusv+:gccrsv)/:tran,2) val
, ' GCS/GES messages received:' hd2, round((:pmrv+:npmrv)/:ela,2) val
, round((:pmrv+:npmrv)/:tran,2) val
, ' GCS/GES messages sent:' hd2, round((:dpms+:dnpms)/:ela,2) val
, round((:dpms+:dnpms)/:tran,2) val
, ' DBWR Fusion writes:' hd2, round(:dbfr/:ela,2) val
, round(:dbfr/:tran,2) val
, 'Estd Interconnect traffic (KB):' hd2, round( ( ((:gccrrv+:gccurv +:gccrsv+:gccusv) * :bs)
+ ((:dpms+:dnpms+:pmrv+:npmrv) * 200)
)/&&btokb/:ela,2
) val
, ' ' nl
, ' ' nl
, 'Global Cache Efficiency Percentages (Target local+remote 100%)' nl
, '~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' nl
, 'Buffer access - local cache %:' hd2
, round(100*(1- (:phyrc +:gccrrv+:gccurv)/:gets), 2) pctval
, 'Buffer access - remote cache %:' hd2
, round(100* (:gccurv+:gccrrv)/:gets, 2) pctval
, 'Buffer access - disk %:' hd2
, round(100 * :phyrc/:gets, 2) pctval
, ' ' nl
, ' ' nl
, 'Global Cache and Enqueue Services - Workload Characteristics' nl
, '~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' nl
, ' Avg global enqueue get time (ms):' hd1
, decode(:glag+:glsg, 0, to_number(NULL)
, (:glgt / (:glag+:glsg)) * 10) avg
, ' ' nl
, ' Avg global cache cr block receive time (ms):' hd1
, decode(:gccrrv, 0, to_number(NULL)
, 10 * :gccrrt / :gccrrv) avg
, ' Avg global cache current block receive time (ms):' hd1
, decode(:gccurv, 0, to_number(NULL)
, 10 * :gccurt / :gccurv) avg
, ' ' nl
, ' Avg global cache cr block build time (ms):' hd1
, decode(:gccrsv, 0, to_number(NULL)
, 10 * :gccrbt / :gccrsv) avg
, ' Avg global cache cr block send time (ms):' hd1
, decode(:gccrsv, 0, to_number(NULL)
, 10 * :gccrst / :gccrsv) avg
, ' Avg global cache cr block flush time (ms):' hd1
, decode(:gccrfl, 0, to_number(NULL)
, 10 * :gccrft / :gccrfl) avg
, ' Global cache log flushes for cr blocks served %:' hd1
, 100*(decode(:gccrsv, 0, to_number(NULL), :gccrfl/:gccrsv)) avg
, ' ' nl
, ' Avg global cache current block pin time (ms):' hd1
, decode(:gccusv, 0, to_number(NULL)
, 10 * :gccupt / :gccusv) avg
, ' Avg global cache current block send time (ms):' hd1
, decode(:gccusv, 0, to_number(NULL)
, 10 * :gccust / :gccusv) avg
, ' Avg global cache current block flush time (ms):' hd1
, decode(:gccufl, 0, to_number(NULL)
, 10 * :gccuft / :gccufl) avg
, ' Global cache log flushes for current blocks served %:' hd1
, 100*(decode(:gccusv, 0, to_number(NULL), :gccufl/:gccusv)) avg
, ' ' nl
, ' ' nl
, 'Global Cache and Enqueue Services - Messaging Statistics' nl
, '~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' nl
, ' Avg message sent queue time (ms):' hd1
, decode(:msgsq, 0, to_number(NULL), :msgsqt / :msgsq) avg
, ' Avg message sent queue time on ksxp (ms):' hd1
, decode(:msgsqk, 0, to_number(NULL), :msgsqtk / :msgsqk) avg
, ' Avg message received queue time (ms):' hd1
, decode(:msgrq, 0, to_number(NULL), :msgrqt / :msgrq) avg
, ' Avg GCS message process time (ms):' hd1
, decode(:pmrv, 0, to_number(NULL), :pmpt / :pmrv) avg
, ' Avg GES message process time (ms):' hd1
, decode(:npmrv, 0, to_number(NULL), :npmpt / :npmrv) avg
, ' ' nl
, ' % of direct sent messages:' hd1
, decode((:dmsd + :dmsi + :dmfc), 0 , to_number(NULL)
, (100 * :dmsd) / (:dmsd + :dmsi + :dmfc)) pctval
, ' % of indirect sent messages:' hd1
, decode((:dmsd + :dmsi + :dmfc), 0, to_number(NULL)
, (100 * :dmsi) / (:dmsd + :dmsi + :dmfc)) pctval
, ' % of flow controlled messages:' hd1
, decode((:dmsd+:dmsi+:dmfc), 0, to_number(NULL)
, 100 * :dmfc / (:dmsd+:dmsi+:dmfc)) pctval
from sys.dual
where :para = 'YES';
--
-- End of RAC specific Ratios
set heading on newpage 0;
--
-- System Events
ttitle lef 'Wait Events '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> s - second, cs - centisecond, ms - millisecond, us - microsecond' -
skip 1 -
'-> %Timeouts: value of 0 indicates value was < .5%. Value of null is truly 0' -
skip 1 -
'-> Only events with Total Wait Time (s) >= &&total_event_time_s_th are shown' -
skip 1 -
lef '-> ordered by Total Wait Time desc, Waits desc (idle events last)' -
skip 2;
col idle noprint;
col event format a33 heading 'Event' trunc;
col waits format 999,999,990 heading 'Waits';
col timeouts format 9,999,990 heading 'Timeouts';
col pctto format 9999 heading '%Time| -outs';
col time format 9,999,990 heading 'Total Wait|Time (s)';
col avwt_fmt format &&avwt_fmt heading 'Avg|wait|(ms)';
col txwaits format 9,990.0 heading 'Waits|/txn';
select e.event
, e.total_waits - nvl(b.total_waits,0) waits
, decode( (e.total_waits - nvl(b.total_waits,0)), 0, to_number(null)
, 100*(e.total_timeouts - nvl(b.total_timeouts,0))
/(e.total_waits - nvl(b.total_waits,0))) pctto
, (e.time_waited_micro - nvl(b.time_waited_micro,0))/1000000 time
, decode ((e.total_waits - nvl(b.total_waits, 0)),
0, to_number(NULL),
((e.time_waited_micro - nvl(b.time_waited_micro,0))/1000)
/ (e.total_waits - nvl(b.total_waits,0)) ) avwt_fmt
, (e.total_waits - nvl(b.total_waits,0))/:tran txwaits
, decode(i.event, null, 0, 99) idle
from stats$system_event b
, stats$system_event e
, stats$idle_event i
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.event(+) = e.event
and e.total_waits > nvl(b.total_waits,0)
and ( :timstat in ('FALSE', 'INCONSISTENT') -- No valid timings - use # waits to filter
or ( :timstat = 'TRUE' -- Valid timings - only show if time > threshold ms
and ((e.time_waited_micro - nvl(b.time_waited_micro,0))/&&ustos) >= &&total_event_time_s_th
)
)
and e.event not in ('smon timer','pmon timer','dispatcher timer','dispatcher listen timer','rdbms ipc message')
and i.event(+) = e.event
order by idle, time desc, waits desc;
--
-- Background process wait events
ttitle lef 'Background Wait Events '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> %Timeouts: value of 0 indicates value was < .5%. Value of null is truly 0' -
skip 1 -
'-> Only events with Total Wait Time (s) >= &&total_event_time_s_th are shown' -
skip 1 -
lef '-> ordered by Total Wait Time desc, Waits desc (idle events last)' -
skip 2;
break on idle;
select e.event
, e.total_waits - nvl(b.total_waits,0) waits
, decode( (e.total_waits - nvl(b.total_waits,0)), 0, to_number(null)
, 100*(e.total_timeouts - nvl(b.total_timeouts,0))
/(e.total_waits - nvl(b.total_waits,0))) pctto
, (e.time_waited_micro - nvl(b.time_waited_micro,0))/1000000 time
, decode ((e.total_waits - nvl(b.total_waits, 0)),
0, to_number(NULL),
((e.time_waited_micro - nvl(b.time_waited_micro,0))/1000)
/ (e.total_waits - nvl(b.total_waits,0)) ) avwt_fmt
, (e.total_waits - nvl(b.total_waits,0))/:tran txwaits
, decode(i.event, null, 0, 99) idle
from stats$bg_event_summary b
, stats$bg_event_summary e
, stats$idle_event i
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.event(+) = e.event
and e.total_waits > nvl(b.total_waits,0)
and ( :timstat in ('FALSE', 'INCONSISTENT') -- No valid timings - use # waits to filter
or ( :timstat = 'TRUE' -- Valid timings - only show if time > 1ms
and ((e.time_waited_micro - nvl(b.time_waited_micro,0))/&&ustos) >= &&total_event_time_s_th
)
)
and i.event(+) = e.event
order by idle, time desc, waits desc;
clear break;
--
-- Event Histogram
ttitle lef 'Wait Event Histogram '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> Total Waits - units: K is 1000, M is 1000000, G is 1000000000' -
skip 1 -
lef '-> % of Waits - column heading: <=1s is truly <1024ms, >1s is truly >=1024ms' -
skip 1 -
lef '-> % of Waits - value: .0 indicates value was <.05%, null is truly 0' -
skip 1 -
lef '-> Ordered by Event (idle events last)' -
skip 2 -
' Total ----------------- % of Waits ------------------';
col idle noprint;
col event format a26 heading 'Event'
col total_waits format a5 heading 'Waits'
col to1 format a5 heading ' <1ms'
col to2 format a5 heading ' <2ms'
col to4 format a5 heading ' <4ms'
col to8 format a5 heading ' <8ms'
col to16 format a5 heading '<16ms'
col to32 format a5 heading '<32ms'
col to1024 format a5 heading ' <=1s'
col over format a5 heading ' >1s'
with event_histogram as (
select /*+ inline ordered index(h) index(se) */
h.snap_id
, se.event
, sum(h.wait_count) total_waits
, sum(case when (h.wait_time_milli = 1)
then (nvl(h.wait_count,0)) else 0 end) to1
, sum(case when (h.wait_time_milli = 2)
then (nvl(h.wait_count,0)) else 0 end) to2
, sum(case when (h.wait_time_milli = 4)
then (nvl(h.wait_count,0)) else 0 end) to4
, sum(case when (h.wait_time_milli = 8)
then (nvl(h.wait_count,0)) else 0 end) to8
, sum(case when (h.wait_time_milli = 16)
then (nvl(h.wait_count,0)) else 0 end) to16
, sum(case when (h.wait_time_milli = 32)
then (nvl(h.wait_count,0)) else 0 end) to32
, sum(case when (h.wait_time_milli between 64 and 1024)
then (nvl(h.wait_count,0)) else 0 end) to1024
, sum(case when (1024 < h.wait_time_milli)
then (nvl(h.wait_count,0)) else 0 end) over
, decode(i.event, null, 0, 99) idle
from stats$event_histogram h
, stats$system_event se
, stats$idle_event i
where se.event_id = h.event_id
and se.snap_id = h.snap_id
and i.event(+) = se.event
and se.instance_number = :inst_num
and se.dbid = :dbid
and h.instance_number = :inst_num
and h.dbid = :dbid
and '&event_histogram' = 'Y'
group by h.snap_id
, se.event
, decode(i.event, null, 0, 99)
)
select e.event
, lpad(case
when e.total_waits - nvl(b.total_waits,0) <= 9999
then to_char(e.total_waits - nvl(b.total_waits,0))||' '
when trunc((e.total_waits - nvl(b.total_waits,0))/1000) <= 9999
then to_char(trunc((e.total_waits - nvl(b.total_waits,0))/1000))||'K'
when trunc((e.total_waits - nvl(b.total_waits,0))/1000000) <= 9999
then to_char(trunc((e.total_waits - nvl(b.total_waits,0))/1000000))||'M'
when trunc((e.total_waits - nvl(b.total_waits,0))/1000000000) <= 9999
then to_char(trunc((e.total_waits - nvl(b.total_waits,0))/1000000000))||'G'
when trunc((e.total_waits - nvl(b.total_waits,0))/1000000000000) <= 9999
then to_char(trunc((e.total_waits - nvl(b.total_waits,0))/1000000000000))||'T'
else substr(to_char(trunc((e.total_waits - nvl(b.total_waits,0))/1000000000000000))||'P', 1, 5) end
, 5, ' ') total_waits
, substr(to_char(decode(e.to1-nvl(b.to1,0),0,to_number(NULL),(e.to1-nvl(b.to1,0))*100/(e.total_waits-nvl(b.total_waits,0))),'999.9MI'),1,5) to1
, substr(to_char(decode(e.to2-nvl(b.to2,0),0,to_number(NULL),(e.to2-nvl(b.to2,0))*100/(e.total_waits-nvl(b.total_waits,0))),'999.9MI'),1,5) to2
, substr(to_char(decode(e.to4-nvl(b.to4,0),0,to_number(NULL),(e.to4-nvl(b.to4,0))*100/(e.total_waits-nvl(b.total_waits,0))),'999.9MI'),1,5) to4
, substr(to_char(decode(e.to8-nvl(b.to8,0),0,to_number(NULL),(e.to8-nvl(b.to8,0))*100/(e.total_waits-nvl(b.total_waits,0))),'999.9MI'),1,5) to8
, substr(to_char(decode(e.to16-nvl(b.to16,0),0,to_number(NULL),(e.to16-nvl(b.to16,0))*100/(e.total_waits-nvl(b.total_waits,0))),'999.9MI'),1,5) to16
, substr(to_char(decode(e.to32-nvl(b.to32,0),0,to_number(NULL),(e.to32-nvl(b.to32,0))*100/(e.total_waits-nvl(b.total_waits,0))),'999.9MI'),1,5) to32
, substr(to_char(decode(e.to1024-nvl(b.to1024,0),0,to_number(NULL),(e.to1024-nvl(b.to1024,0))*100/(e.total_waits-nvl(b.total_waits,0))),'999.9MI'),1,5) to1024
, substr(to_char(decode(e.over-nvl(b.over,0),0,to_number(NULL),(e.over-nvl(b.over,0))*100/(e.total_waits-nvl(b.total_waits,0))),'999.9MI'),1,5) over
from ( select *
from event_histogram
where snap_id = :bid) b
, ( select *
from event_histogram
where snap_id = :eid) e
where b.event(+) = e.event
and (e.total_waits - nvl(b.total_waits,0)) > 0
order by e.idle, e.event;
--
-- SQL Reporting
-- Get the captured vs total workloads ratios
set newpage none;
set heading off;
set termout off;
ttitle off;
repfooter off;
col bufcappct new_value bufcappct noprint
col getsa new_value getsa noprint
col phycappct new_value phycappct noprint
col phyra new_value phyra noprint
col execappct new_value execappct noprint
col exea new_value exea noprint
col prscappct new_value prscappct noprint
col prsea new_value prsea noprint
col cpucappct new_value cpucappct noprint
col elacappct new_value elacappct noprint
col dbcpua new_value dbcpua noprint
col dbcpu_s new_value dbcpu_s noprint
col dbtima new_value dbtima noprint
col dbtim_s new_value dbtim_s noprint
select decode( :slr, 0, to_number(null)
, 100*sum(
case e.command_type
when 47 then 0
else e.buffer_gets - nvl(b.buffer_gets,0)
end)/:slr
) bufcappct
, :slr getsa
, decode( :phyr, 0, to_number(null)
, 100*sum(
case e.command_type
when 47 then 0
else e.disk_reads - nvl(b.disk_reads,0)
end)/:phyr
) phycappct
, :phyr phyra
, decode( :exe, 0, to_number(null)
, 100*sum(e.executions - nvl(b.executions,0))/:exe
) execappct
, :exe exea
, decode( :prse, 0, to_number(null)
, 100*sum(e.parse_calls - nvl(b.parse_calls,0))/:prse
) prscappct
, :prse prsea
, decode( :dbcpu, 0, to_number(null)
, 100*sum(e.cpu_time - nvl(b.cpu_time,0))/:dbcpu
) cpucappct
, decode(:dbcpu, 0, to_number(null), :dbcpu) dbcpua
, decode(:dbcpu, 0, to_number(null), :dbcpu/1000000) dbcpu_s
, decode( :dbtim, 0, to_number(null)
, 100*sum(e.elapsed_time - nvl(b.elapsed_time,0))/:dbtim
) elacappct
, decode(:dbtim, 0, to_number(null), :dbtim) dbtima
, decode(:dbtim, 0, to_number(null), :dbtim/1000000) dbtim_s
from stats$sql_summary e
, stats$sql_summary b
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and e.executions > nvl(b.executions,0)
and b.old_hash_value(+) = e.old_hash_value
and b.address(+) = e.address
and b.text_subset(+) = e.text_subset;
set newpage 0;
set termout on;
set heading on;
repfooter center -
'-------------------------------------------------------------';
col Execs format 999,999,990 heading 'Executes';
col GPX format 999,999,990.0 heading 'Gets|per Exec' just c;
col RPX format 999,999,990.0 heading 'Reads|per Exec' just c;
col RWPX format 9,999,990.0 heading 'Rows|per Exec' just c;
col Gets format 9,999,999,990 heading 'Buffer Gets';
col Reads format 9,999,999,990 heading 'Physical|Reads';
col Rw format 9,999,999,990 heading 'Rows | Processed';
col hashval format 99999999999 heading 'Hash Value';
col sql_text format a500 heading 'SQL statement' wrap;
col rel_pct format 999.9 heading '% of|Total';
col shm format 999,999,999 heading 'Sharable |Memory (bytes)';
col vcount format 9,999 heading 'Version|Count';
--
-- SQL statements ordered by CPU
ttitle lef 'SQL ordered by CPU '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> Resources reported for PL/SQL code includes the ' -
'resources used by all SQL' -
skip 1 -
' statements called by the code.' -
skip 1 -
'-> Total DB CPU (s): ' format 99,999,999,999 dbcpu_s -
skip 1 -
'-> Captured SQL accounts for ' format 990.9 cpucappct '% of Total DB CPU' -
skip 1 -
'-> SQL reported below exceeded &top_pct_sql.% of Total DB CPU' -
skip 2;
-- Bug 1313544 requires this rather bizarre SQL statement
set underline off;
col aa format a80 heading -
' CPU CPU per Elapsd Old| Time (s) Executions Exec (s) %Total Time (s) Buffer Gets Hash Value |---------- ------------ ---------- ------ ---------- --------------- ----------'
column hv noprint;
break on hv skip 1;
select aa, hv
from ( select /*+ ordered use_nl (b st) */
decode( st.piece
, 0
, lpad( nvl(to_char( (e.cpu_time - nvl(b.cpu_time,0))/1000000
, '999990.00')
, ' '),10) || ' ' ||
lpad(to_char((e.executions - nvl(b.executions,0))
,'999,999,999')
,12)||' '||
lpad((to_char(decode(e.executions - nvl(b.executions,0)
,0, to_number(null)
, ( (e.cpu_time - nvl(b.cpu_time,0))
/(e.executions - nvl(b.executions,0))
) / 1000000
)
, '999990.00'))
, 10) || ' ' ||
lpad( decode( :dbcpu, 0 , ' '
, null, ' '
, to_char((100*(e.cpu_time - nvl(b.cpu_time,0))/:dbcpu), '990.0')
)
, 6) ||' '||
lpad( nvl(to_char( (e.elapsed_time - nvl(b.elapsed_time,0))/1000000
, '999990.00')
, ' '),10) || ' ' ||
lpad(to_char((e.buffer_gets - nvl(b.buffer_gets,0))
,'99,999,999,999')
,15)||' '||
lpad(e.old_hash_value,10)||' '||
decode(e.module,null,st.sql_text
,rpad('Module: '||e.module,80)||st.sql_text)
, st.sql_text) aa
, e.old_hash_value hv
from stats$sql_summary e
, stats$sql_summary b
, stats$sqltext st
where b.snap_id(+) = :bid
and b.dbid(+) = e.dbid
and b.instance_number(+) = e.instance_number
and b.old_hash_value(+) = e.old_hash_value
and b.address(+) = e.address
and b.text_subset(+) = e.text_subset
and e.snap_id = :eid
and e.dbid = :dbid
and e.instance_number = :inst_num
and e.old_hash_value = st.old_hash_value
and e.text_subset = st.text_subset
and st.piece <= &&num_rows_per_hash
and e.executions > nvl(b.executions,0)
and decode(:dbcpu, 0, 2, null, 2, 100*(e.cpu_time - nvl(b.cpu_time,0))/:dbcpu)
> decode(:dbcpu, 0, 1, null, 2, &&top_pct_sql)
order by (e.cpu_time - nvl(b.cpu_time,0)) desc, e.old_hash_value, st.piece
)
where rownum < &&top_n_sql;
-- SQL statements ordered by Elapsed
ttitle lef 'SQL ordered by Elapsed '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> Resources reported for PL/SQL code includes the ' -
'resources used by all SQL' -
skip 1 -
' statements called by the code.' -
skip 1 -
'-> Total DB Time (s): ' format 99,999,999,999 dbtim_s -
skip 1 -
'-> Captured SQL accounts for ' format 990.9 elacappct '% of Total DB Time' -
skip 1 -
'-> SQL reported below exceeded &top_pct_sql.% of Total DB Time' -
skip 2;
-- Bug 1313544 requires this rather bizarre SQL statement
set underline off;
col aa format a80 heading -
' Elapsed Elap per CPU Old| Time (s) Executions Exec (s) %Total Time (s) Physical Reads Hash Value |---------- ------------ ---------- ------ ---------- --------------- ----------'
column hv noprint;
break on hv skip 1;
select aa, hv
from ( select /*+ ordered use_nl (b st) */
decode( st.piece
, 0
, lpad( nvl(to_char( (e.elapsed_time - nvl(b.elapsed_time,0))/1000000
, '999990.00')
, ' '),10) || ' ' ||
lpad(to_char((e.executions - nvl(b.executions,0))
,'999,999,999')
,12)||' '||
lpad((to_char(decode(e.executions - nvl(b.executions,0)
,0, to_number(null)
, ( (e.elapsed_time - nvl(b.elapsed_time,0))
/(e.executions - nvl(b.executions,0))
) / 1000000
)
, '999990.00'))
, 10) || ' ' ||
lpad( decode( :dbtim, 0, ' '
, to_char((100*(e.elapsed_time - nvl(b.elapsed_time,0))/:dbtim), '990.0')
)
, 6) ||' '||
lpad( nvl(to_char( (e.cpu_time - nvl(b.cpu_time,0))/1000000
, '999990.00')
, ' '),10) || ' ' ||
lpad(to_char((e.disk_reads - nvl(b.disk_reads,0))
,'99,999,999,999')
,15)||' '||
lpad(e.old_hash_value,10)||' '||
decode(e.module,null,st.sql_text
,rpad('Module: '||e.module,80)||st.sql_text)
, st.sql_text) aa
, e.old_hash_value hv
from stats$sql_summary e
, stats$sql_summary b
, stats$sqltext st
where b.snap_id(+) = :bid
and b.dbid(+) = e.dbid
and b.instance_number(+) = e.instance_number
and b.old_hash_value(+) = e.old_hash_value
and b.address(+) = e.address
and b.text_subset(+) = e.text_subset
and e.snap_id = :eid
and e.dbid = :dbid
and e.instance_number = :inst_num
and e.old_hash_value = st.old_hash_value
and e.text_subset = st.text_subset
and st.piece <= &&num_rows_per_hash
and e.executions > nvl(b.executions,0)
and decode(:dbtim, 0, 2, 100*(e.elapsed_time - nvl(b.elapsed_time,0))/:dbtim)
> decode(:dbtim, 0, 1, &&top_pct_sql)
order by (e.elapsed_time - nvl(b.elapsed_time,0)) desc, e.old_hash_value, st.piece
)
where rownum < &&top_n_sql;
--
-- SQL statements ordered by Gets
ttitle lef 'SQL ordered by Gets '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> Resources reported for PL/SQL code includes the ' -
'resources used by all SQL' -
skip 1 -
' statements called by the code.' -
skip 1 -
'-> End Buffer Gets Threshold: ' ebgt ' Total Buffer Gets: ' format 99,999,999,999 getsa -
skip 1 -
'-> Captured SQL accounts for ' format 990.9 bufcappct '% of Total Buffer Gets' -
skip 1 -
'-> SQL reported below exceeded &top_pct_sql.% of Total Buffer Gets' -
skip 2;
-- Bug 1313544 requires this rather bizarre SQL statement
set underline off;
col aa format a80 heading -
' CPU Elapsd Old| Buffer Gets Executions Gets per Exec %Total Time (s) Time (s) Hash Value |--------------- ------------ -------------- ------ -------- --------- ----------'
column hv noprint;
break on hv skip 1;
select aa, hv
from ( select /*+ ordered use_nl (b st) */
decode( st.piece
, 0
, lpad(to_char((e.buffer_gets - nvl(b.buffer_gets,0))
,'99,999,999,999')
,15)||' '||
lpad(to_char((e.executions - nvl(b.executions,0))
,'999,999,999')
,12)||' '||
lpad((to_char(decode(e.executions - nvl(b.executions,0)
,0, to_number(null)
,(e.buffer_gets - nvl(b.buffer_gets,0)) /
(e.executions - nvl(b.executions,0)))
,'999,999,990.0'))
,14) ||' '||
lpad((to_char(100*(e.buffer_gets - nvl(b.buffer_gets,0))/:slr
,'990.0'))
, 6) ||' '||
lpad( nvl(to_char( (e.cpu_time - nvl(b.cpu_time,0))/1000000
, '9990.00')
, ' '),8) || ' ' ||
lpad( nvl(to_char( (e.elapsed_time - nvl(b.elapsed_time,0))/1000000
, '99990.00')
, ' '),9) || ' ' ||
lpad(e.old_hash_value,10)||''||
decode(e.module,null,st.sql_text
,rpad('Module: '||e.module,80)||st.sql_text)
, st.sql_text) aa
, e.old_hash_value hv
from stats$sql_summary e
, stats$sql_summary b
, stats$sqltext st
where b.snap_id(+) = :bid
and b.dbid(+) = e.dbid
and b.instance_number(+) = e.instance_number
and b.old_hash_value(+) = e.old_hash_value
and b.address(+) = e.address
and b.text_subset(+) = e.text_subset
and e.snap_id = :eid
and e.dbid = :dbid
and e.instance_number = :inst_num
and e.old_hash_value = st.old_hash_value
and e.text_subset = st.text_subset
and st.piece <= &&num_rows_per_hash
and e.executions > nvl(b.executions,0)
and 100*(e.buffer_gets - nvl(b.buffer_gets,0))/:slr > &&top_pct_sql
order by (e.buffer_gets - nvl(b.buffer_gets,0)) desc, e.old_hash_value, st.piece
)
where rownum < &&top_n_sql;
--
-- SQL statements ordered by physical reads
ttitle lef 'SQL ordered by Reads '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> End Disk Reads Threshold: ' edrt ' Total Disk Reads: ' format 99,999,999,999 phyra -
skip 1 -
'-> Captured SQL accounts for ' format 990.9 phycappct '% of Total Disk Reads' -
skip 1 -
'-> SQL reported below exceeded &top_pct_sql.% of Total Disk Reads' -
skip 2;
col aa format a80 heading -
' CPU Elapsd Old| Physical Reads Executions Reads per Exec %Total Time (s) Time (s) Hash Value |--------------- ------------ -------------- ------ -------- --------- ----------'
select aa, hv
from ( select /*+ ordered use_nl (b st) */
decode( st.piece
, 0
, lpad(to_char((e.disk_reads - nvl(b.disk_reads,0))
,'99,999,999,999')
,15)||' '||
lpad(to_char((e.executions - nvl(b.executions,0))
,'999,999,999')
,12)||' '||
lpad((to_char(decode(e.executions - nvl(b.executions,0)
,0, to_number(null)
,(e.disk_reads - nvl(b.disk_reads,0)) /
(e.executions - nvl(b.executions,0)))
,'999,999,990.0'))
,14) ||' '||
lpad((to_char(100*(e.disk_reads - nvl(b.disk_reads,0))/:phyr
,'990.0'))
, 6) ||' '||
lpad( nvl(to_char( (e.cpu_time - nvl(b.cpu_time,0))/1000000
, '9990.00')
, ' '),8) || ' ' ||
lpad( nvl(to_char( (e.elapsed_time - nvl(b.elapsed_time,0))/1000000
, '99990.00')
, ' '),9) || ' ' ||
lpad(e.old_hash_value,10)||''||
decode(e.module,null,st.sql_text
,rpad('Module: '||e.module,80)||st.sql_text)
, st.sql_text) aa
, e.old_hash_value hv
from stats$sql_summary e
, stats$sql_summary b
, stats$sqltext st
where b.snap_id(+) = :bid
and b.dbid(+) = e.dbid
and b.instance_number(+) = e.instance_number
and b.old_hash_value(+) = e.old_hash_value
and b.address(+) = e.address
and b.text_subset(+) = e.text_subset
and e.snap_id = :eid
and e.dbid = :dbid
and e.instance_number = :inst_num
and e.old_hash_value = st.old_hash_value
and e.text_subset = st.text_subset
and st.piece <= &&num_rows_per_hash
and e.executions > nvl(b.executions,0)
and :phyr > 0
and 100*(e.disk_reads - nvl(b.disk_reads,0))/:phyr > &&top_pct_sql
order by (e.disk_reads - nvl(b.disk_reads,0)) desc, e.old_hash_value, st.piece
)
where rownum < &&top_n_sql;
--
-- SQL statements ordered by executions
ttitle lef 'SQL ordered by Executions '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> End Executions Threshold: ' eet ' Total Executions: ' format 99,999,999,999 exea-
skip 1 -
'-> Captured SQL accounts for ' format 990.9 execappct '% of Total Executions' -
skip 1 -
'-> SQL reported below exceeded &top_pct_sql.% of Total Executions' -
skip 2;
col aa format a80 heading -
' CPU per Elap per Old| Executions Rows Processed Rows per Exec Exec (s) Exec (s) Hash Value |------------ --------------- ---------------- ----------- ---------- ----------'
select aa, hv
from ( select /*+ ordered use_nl (b st) */
decode( st.piece
, 0
, lpad(to_char((e.executions - nvl(b.executions,0))
,'999,999,999')
,12)||' '||
lpad(to_char((nvl(e.rows_processed,0) - nvl(b.rows_processed,0))
,'99,999,999,999')
,15)||' '||
lpad((to_char(decode(nvl(e.rows_processed,0) - nvl(b.rows_processed,0)
,0, 0
,(e.rows_processed - nvl(b.rows_processed,0)) /
(e.executions - nvl(b.executions,0)))
,'9,999,999,990.0'))
,16) ||' '||
lpad(nvl(to_char( (e.cpu_time - nvl(b.cpu_time,0))
/(e.executions - nvl(b.executions,0))
/1000000
, '999990.00'),' '),10) || ' ' ||
lpad(nvl(to_char( (e.elapsed_time - nvl(b.elapsed_time,0))
/(e.executions - nvl(b.executions,0))
/1000000
, '9999990.00'),' '),11) || ' ' ||
lpad(e.old_hash_value,10)||' '||
decode(e.module,null,st.sql_text
,rpad('Module: '||e.module,80)||st.sql_text)
, st.sql_text) aa
, e.old_hash_value hv
from stats$sql_summary e
, stats$sql_summary b
, stats$sqltext st
where b.snap_id(+) = :bid
and b.dbid(+) = e.dbid
and b.instance_number(+) = e.instance_number
and b.old_hash_value(+) = e.old_hash_value
and b.address(+) = e.address
and b.text_subset(+) = e.text_subset
and e.snap_id = :eid
and e.dbid = :dbid
and e.instance_number = :inst_num
and e.old_hash_value = st.old_hash_value
and e.text_subset = st.text_subset
and st.piece <= &&num_rows_per_hash
and e.executions > nvl(b.executions,0)
and 100*(e.executions - nvl(b.executions,0))/:exe > &&top_pct_sql
order by (e.executions - nvl(b.executions,0)) desc, e.old_hash_value, st.piece
)
where rownum < &&top_n_sql;
--
-- SQL statements ordered by Parse Calls
ttitle lef 'SQL ordered by Parse Calls '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> End Parse Calls Threshold: ' epc ' Total Parse Calls: ' format 99,999,999,999 prsea -
skip 1 -
'-> Captured SQL accounts for ' format 990.9 prscappct '% of Total Parse Calls' -
skip 1 -
'-> SQL reported below exceeded &top_pct_sql.% of Total Parse Calls' -
skip 2;
col aa format a80 heading -
' % Total Old| Parse Calls Executions Parses Hash Value |------------ ------------ -------- ----------'
column hv noprint;
break on hv skip 1;
select aa, hv
from ( select /*+ ordered use_nl (b st) */
decode( st.piece
, 0
, lpad(to_char((e.parse_calls - nvl(b.parse_calls,0))
,'999,999,999')
,12)||' '||
lpad(to_char((e.executions - nvl(b.executions,0))
,'999,999,999')
,12)||' '||
lpad(to_char(100*(e.parse_calls - nvl(b.parse_calls,0))/:prse
,'990.09')
,8)||' '||
lpad(e.old_hash_value,10)||' '||
rpad(' ',34)||
decode(e.module,null,st.sql_text
,rpad('Module: '||e.module,80)||st.sql_text)
, st.sql_text) aa
, e.old_hash_value hv
from stats$sql_summary e
, stats$sql_summary b
, stats$sqltext st
where b.snap_id(+) = :bid
and b.dbid(+) = e.dbid
and b.instance_number(+) = e.instance_number
and b.old_hash_value(+) = e.old_hash_value
and b.address(+) = e.address
and b.text_subset(+) = e.text_subset
and e.snap_id = :eid
and e.dbid = :dbid
and e.instance_number = :inst_num
and e.old_hash_value = st.old_hash_value
and e.text_subset = st.text_subset
and st.piece <= &&num_rows_per_hash
and 100*(e.parse_calls - nvl(b.parse_calls,0))/:prse > &&top_pct_sql
order by (e.parse_calls - nvl(b.parse_calls,0)) desc, e.old_hash_value, st.piece
)
where rownum < &&top_n_sql;
--
-- SQL statements ordered by Sharable Memory
ttitle lef 'SQL ordered by Sharable Memory '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> End Sharable Memory Threshold: ' format 99999999 esmt -
skip 2;
col aa format a80 heading -
'Sharable Mem (b) Executions % Total Old Hash Value |---------------- ------------ ------- --------------'
select aa, hv
from ( select /*+ ordered use_nl (b st) */
decode( st.piece
, 0
, lpad(to_char( e.sharable_mem
,'999,999,999,999')
,16)||' '||
lpad(to_char((e.executions - nvl(b.executions,0))
,'999,999,999')
,12)||' '||
lpad((to_char(100*e.sharable_mem/:espm
,'990.0'))
, 7) ||' '||
lpad(e.old_hash_value,12)||' '||
rpad(' ',29)||
decode(e.module,null,st.sql_text
,rpad('Module: '||e.module,80)||st.sql_text)
, st.sql_text) aa
, e.old_hash_value hv
from stats$sql_summary e
, stats$sql_summary b
, stats$sqltext st
where b.snap_id(+) = :bid
and b.dbid(+) = e.dbid
and b.instance_number(+) = e.instance_number
and b.old_hash_value(+) = e.old_hash_value
and b.address(+) = e.address
and b.text_subset(+) = e.text_subset
and e.snap_id = :eid
and e.dbid = :dbid
and e.instance_number = :inst_num
and e.old_hash_value = st.old_hash_value
and e.text_subset = st.text_subset
and st.piece <= &&num_rows_per_hash
and e.executions > nvl(b.executions,0)
and e.sharable_mem > :esmt
order by e.sharable_mem desc, e.old_hash_value, st.piece
)
where rownum < &&top_n_sql;
--
-- SQL statements ordered by Version Count
ttitle lef 'SQL ordered by Version Count '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> End Version Count Threshold: ' format 99999999 evc -
skip 2;
col aa format a80 heading -
' Version| Count Executions Old Hash Value |-------- ------------ ---------------'
select aa, hv
from ( select /*+ ordered use_nl (b st) */
decode( st.piece
, 0
, lpad(to_char( e.version_count
,'999,999')
,8)||' '||
lpad(to_char((e.executions - nvl(b.executions,0))
,'999,999,999')
,12)||' '||
lpad(e.old_hash_value,12)||' '||
rpad(' ',45)||
decode(e.module,null,st.sql_text
,rpad('Module: '||e.module,80)||st.sql_text)
, st.sql_text) aa
, e.old_hash_value hv
from stats$sql_summary e
, stats$sql_summary b
, stats$sqltext st
where b.snap_id(+) = :bid
and b.dbid(+) = e.dbid
and b.instance_number(+) = e.instance_number
and b.old_hash_value(+) = e.old_hash_value
and b.address(+) = e.address
and b.text_subset(+) = e.text_subset
and e.snap_id = :eid
and e.dbid = :dbid
and e.instance_number = :inst_num
and e.old_hash_value = st.old_hash_value
and e.text_subset = st.text_subset
and st.piece <= &&num_rows_per_hash
and e.executions > nvl(b.executions,0)
and e.version_count > :evc
order by e.version_count desc, e.old_hash_value, st.piece
)
where rownum < &&top_n_sql;
--
-- SQL statements ordered by Cluster Wait Time
--
ttitle lef 'SQL ordered by Cluster Wait Time '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 2;
col aa format a80 heading -
' Cluster CWT % of Elapsd CPU Old|Wait Time (s) Elapsd Time Time (s) Time (s) Executions Hash Value |------------- ----------- ----------- ----------- -------------- ----------'
select aa, hv
from ( select /*+ ordered use_nl (b st) */
decode( st.piece
, 0
, lpad( nvl(to_char((e.cluster_wait_time - nvl(b.cluster_wait_time,0))/1000000
,'9,999,999.00')
, ' '),13) || ' ' ||
lpad( nvl(to_char(100*(e.cluster_wait_time - nvl(b.cluster_wait_time,0))
/(e.elapsed_time - nvl(b.elapsed_time,0))
,'990.0')
, ' '),11) || ' ' ||
lpad( nvl(to_char((e.elapsed_time - nvl(b.elapsed_time,0))/1000000
,'999,990.00')
, ' '),11) || ' ' ||
lpad( nvl(to_char((e.cpu_time - nvl(b.cpu_time,0))/1000000
,'999,990.00')
, ' '),11) || ' ' ||
lpad( to_char((e.executions - nvl(b.executions,0))
,'9,999,999,999')
,14) || ' ' ||
lpad(e.old_hash_value,10)||''||
rpad (' ',5)||
decode(e.module,null,st.sql_text
,rpad('Module: '||e.module,80)||st.sql_text)
, st.sql_text) aa
, e.old_hash_value hv
from stats$sql_summary e
, stats$sql_summary b
, stats$sqltext st
where b.snap_id(+) = :bid
and b.dbid(+) = e.dbid
and b.instance_number(+) = e.instance_number
and b.old_hash_value(+) = e.old_hash_value
and b.address(+) = e.address
and b.text_subset(+) = e.text_subset
and e.snap_id = :eid
and e.dbid = :dbid
and e.instance_number = :inst_num
and e.old_hash_value = st.old_hash_value
and e.text_subset = st.text_subset
and st.piece <= &&num_rows_per_hash
and e.cluster_wait_time > nvl(b.cluster_wait_time,0)
order by (e.cluster_wait_time - nvl(b.cluster_wait_time,0)) desc, e.old_hash_value, st.piece
)
where rownum < &&top_n_sql
and :para = 'YES';
set underline '-';
--
-- Instance Activity Statistics
ttitle lef 'Instance Activity Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 2;
column st format a33 heading 'Statistic' trunc;
column dif format 9,999,999,999,990 heading 'Total';
column ps format 999,999,990.9 heading 'per Second';
column pt format 9,999,990.9 heading 'per Trans';
select b.name st
, e.value - b.value dif
, round((e.value - b.value)/:ela,2) ps
, round((e.value - b.value)/:tran,2) pt
from stats$sysstat b
, stats$sysstat e
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.name = e.name
and e.name not in ( 'logons current'
, 'opened cursors current'
, 'workarea memory allocated'
, 'session cursor cache count'
)
and e.value >= b.value
and e.value > 0
order by st;
--
-- Instance Activity Statistics - absolute values
set newpage 1;
ttitle lef 'Instance Activity Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> Statistics with absolute values (should not be diffed)' -
skip 2;
column begin_value format 99,999,999,999 heading 'Begin Value'
column end_value format 99,999,999,999 heading 'End Value'
select b.name st
, b.value begin_value
, e.value end_value
from stats$sysstat b
, stats$sysstat e
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.name = e.name
and e.name in ( 'logons current'
, 'opened cursors current'
, 'workarea memory allocated'
, 'session cursor cache count'
)
and ( b.value > 0
or e.value > 0
);
set newpage 0;
--
-- Non-sysstat Instance Activity Statistics
set newpage 1;
ttitle lef 'Instance Activity Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> Statistics identified by ''(derived)'' come from sources other than SYSSTAT' -
skip 2;
column ph format 9,999.99 heading 'per Hour';
select 'log switches (derived)' st
, e.sequence# - b.sequence# dif
, (e.sequence# - b.sequence#)/(:ela/3600) ph
from stats$thread e
, stats$thread b
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.thread# = e.thread#
and b.thread_instance_number = e.thread_instance_number
and e.thread_instance_number = :inst_num;
set newpage 0;
--
-- OS Stat
set newpage 1;
ttitle lef 'OS Statistics '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> ordered by statistic type (CPU use, Virtual Memory, Hardware Config), Name' -
skip 2;
column osn format a25 heading 'Statistic' trunc;
column dif format 9,999,999,999,999,990 heading 'Total';
column ps format 9,999,999,999,990 heading 'per Second';
column styp noprint
select osn.stat_name osn
, decode( osn.osstat_id
, 0, e.value -- NUM_CPUS
, 15, e.value -- LOAD
, 16, e.value -- NUM_CPU_CORES
, 17, e.value -- NUM_CPU_SOCKETS
, 1008, e.value -- PHYSICAL_MEMORY_BYTES
, e.value - b.value) dif
, ( to_number(decode(sign(instrb(osn.stat_name, 'TIME')), 1, 1, 0))
+ to_number(decode(sign(instrb(osn.stat_name, 'LOAD')), 1, 2, 0))
+ to_number(decode(sign(instrb(osn.stat_name, 'CPU_WAIT')), 1, 3, 0))
+ to_number(decode(sign(instrb(osn.stat_name, 'VM_')), 1, 4, 0))
+ to_number(decode(sign(instrb(osn.stat_name, 'PHYSICAL_MEMORY')), 1, 5, 0))
+ to_number(decode(sign(instrb(osn.stat_name, 'NUM_CPU')), 1, 6, 0))
) styp
from stats$osstat b
, stats$osstat e
, stats$osstatname osn
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.osstat_id = e.osstat_id
and osn.osstat_id = e.osstat_id
and osn.stat_name not like 'AVG_%'
and e.value >= b.value
and e.value > 0
order by styp, osn;
set newpage 0;
--
-- Session Wait Events
ttitle lef 'Session Wait Events '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef 'Session Id: ' sess_id ' Serial#: ' serial -
skip 1 -
lef '-> ordered by wait time desc, waits desc (idle events last)' -
skip 2;
col event format a28 heading 'Event' trunc;
select e.event
, e.total_waits - nvl(b.total_waits,0) waits
, e.total_timeouts - nvl(b.total_timeouts,0) timeouts
, (e.time_waited_micro - nvl(b.time_waited_micro,0))/1000000 time
, decode ((e.total_waits - nvl(b.total_waits, 0)),
0, to_number(NULL),
((e.time_waited_micro - nvl(b.time_waited_micro,0))/1000)
/ (e.total_waits - nvl(b.total_waits,0)) ) wt
, (e.total_waits - nvl(b.total_waits,0))/:tran txwaits
, decode(i.event, null, 0, 99) idle
from stats$session_event b
, stats$session_event e
, stats$idle_event i
, stats$snapshot bs
, stats$snapshot es
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.event = e.event
and e.total_waits > nvl(b.total_waits,0)
and i.event(+) = e.event
and bs.snap_id = b.snap_id
and es.snap_id = e.snap_id
and bs.dbid = b.dbid
and es.dbid = b.dbid
and bs.dbid = e.dbid
and es.dbid = e.dbid
and bs.instance_number = b.instance_number
and es.instance_number = b.instance_number
and bs.instance_number = e.instance_number
and es.instance_number = e.instance_number
and bs.session_id = es.session_id
and bs.serial# = es.serial#
order by idle, time desc, waits desc;
--
-- Session Time Model Statistics
ttitle lef 'Session Time Model Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef 'Session Id: ' sess_id ' Serial#: ' serial -
skip 1 -
lef '-> Total Time in Database calls &DBtimes.s (or &DBtime.us)' -
skip 1 -
lef '-> Ordered by % of DB time desc, Statistic name' -
skip 2;
column statnam format a35 trunc heading 'Statistic'
column tdifs format 9,999,999,999,990.9 heading 'Time (s)'
column pctdb format 99999.9 heading '% of DB time'
column order_col noprint
select statnam
, tdif/&ustos tdifs
, decode(order_col, 0, 100*tdif/&DBtime
, to_number(null)
) pctdb
, order_col
from (select sn.stat_name statnam
, (e.value - b.value) tdif
, decode( sn.stat_name
, 'DB time', 1
, 'background cpu time', 2
, 'background elapsed time', 2
, 0
) order_col
from stats$sess_time_model e
, stats$sess_time_model b
, stats$time_model_statname sn
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.stat_id = e.stat_id
and sn.stat_id = e.stat_id
and e.value - b.value > 0
)
order by order_col, decode(pctdb, null, tdifs, pctdb) desc;
--
-- Session Statistics
ttitle lef 'Session Statistics '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef 'Session Id: ' sess_id ' Serial#: ' serial -
skip 2;
column dif format 9,999,999,999,990 heading 'Total';
select lower(substr(ss.name,1,38)) st
, to_number(decode(instr(ss.name,'current')
,0,e.value - b.value,null)) dif
, to_number(decode(instr(ss.name,'current')
,0,round((e.value - b.value)
/:ela,2),null)) ps
, to_number(decode(instr(ss.name,'current')
,0,decode(:strn,
0, round(e.value - b.value),
round((e.value - b.value)
/:strn,2),null))) pt
from stats$sesstat b
, stats$sesstat e
, stats$sysstat ss
, stats$snapshot bs
, stats$snapshot es
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and ss.snap_id = :eid
and ss.dbid = :dbid
and ss.instance_number = :inst_num
and b.statistic# = e.statistic#
and ss.statistic# = e.statistic#
and e.value > b.value
and bs.snap_id = b.snap_id
and es.snap_id = e.snap_id
and bs.dbid = b.dbid
and es.dbid = b.dbid
and bs.dbid = e.dbid
and es.dbid = e.dbid
and bs.dbid = ss.dbid
and es.dbid = ss.dbid
and bs.instance_number = b.instance_number
and es.instance_number = b.instance_number
and bs.instance_number = ss.instance_number
and es.instance_number = ss.instance_number
and bs.instance_number = e.instance_number
and es.instance_number = e.instance_number
and bs.session_id = es.session_id
and bs.serial# = es.serial#
order by st;
--
-- Tablespace IO summary statistics
ttitle lef 'Tablespace IO Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '->ordered by IOs (Reads + Writes) desc' -
skip 2;
col tsname format a30 heading 'Tablespace';
col reads format 9,999,999,990 heading 'Reads' newline;
col atpr format 990.0 heading 'Av|Rd(ms)' just c;
col writes format 999,999,990 heading 'Writes';
col waits format 9,999,990 heading 'Buffer|Waits'
col atpwt format 990.0 heading 'Av Buf|Wt(ms)' just c;
col rps format 99,999 heading 'Av|Reads/s' just c;
col wps format 99,999 heading 'Av|Writes/s' just c;
col bpr format 999.0 heading 'Av|Blks/Rd' just c;
col ios noprint
select e.tsname
, sum (e.phyrds - nvl(b.phyrds,0)) reads
, sum (e.phyrds - nvl(b.phyrds,0))/:ela rps
, decode( sum(e.phyrds - nvl(b.phyrds,0))
, 0, 0
, (sum(e.readtim - nvl(b.readtim,0)) /
sum(e.phyrds - nvl(b.phyrds,0)))*10) atpr
, decode( sum(e.phyrds - nvl(b.phyrds,0))
, 0, to_number(NULL)
, sum(e.phyblkrd - nvl(b.phyblkrd,0)) /
sum(e.phyrds - nvl(b.phyrds,0)) ) bpr
, sum (e.phywrts - nvl(b.phywrts,0)) writes
, sum (e.phywrts - nvl(b.phywrts,0))/:ela wps
, sum (e.wait_count - nvl(b.wait_count,0)) waits
, decode (sum(e.wait_count - nvl(b.wait_count, 0))
, 0, 0
, (sum(e.time - nvl(b.time,0)) /
sum(e.wait_count - nvl(b.wait_count,0)))*10) atpwt
, sum (e.phyrds - nvl(b.phyrds,0)) +
sum (e.phywrts - nvl(b.phywrts,0)) ios
from stats$filestatxs e
, stats$filestatxs b
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.dbid(+) = e.dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.instance_number(+) = e.instance_number
and b.tsname(+) = e.tsname
and b.filename(+) = e.filename
and ( (e.phyrds - nvl(b.phyrds,0) ) +
(e.phywrts - nvl(b.phywrts,0) ) ) > 0
group by e.tsname
union all
select e.tsname tbsp
, sum (e.phyrds - nvl(b.phyrds,0)) reads
, sum (e.phyrds - nvl(b.phyrds,0))/:ela rps
, decode( sum(e.phyrds - nvl(b.phyrds,0))
, 0, 0
, (sum(e.readtim - nvl(b.readtim,0)) /
sum(e.phyrds - nvl(b.phyrds,0)))*10) atpr
, decode( sum(e.phyrds - nvl(b.phyrds,0))
, 0, to_number(NULL)
, sum(e.phyblkrd - nvl(b.phyblkrd,0)) /
sum(e.phyrds - nvl(b.phyrds,0)) ) bpr
, sum (e.phywrts - nvl(b.phywrts,0)) writes
, sum (e.phywrts - nvl(b.phywrts,0))/:ela wps
, sum (e.wait_count - nvl(b.wait_count,0)) waits
, decode (sum(e.wait_count - nvl(b.wait_count, 0))
, 0, 0
, (sum(e.time - nvl(b.time,0)) /
sum(e.wait_count - nvl(b.wait_count,0)))*10) atpwt
, sum (e.phyrds - nvl(b.phyrds,0)) +
sum (e.phywrts - nvl(b.phywrts,0)) ios
from stats$tempstatxs e
, stats$tempstatxs b
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.dbid(+) = e.dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.instance_number(+) = e.instance_number
and b.tsname(+) = e.tsname
and b.filename(+) = e.filename
and ( (e.phyrds - nvl(b.phyrds,0) ) +
(e.phywrts - nvl(b.phywrts,0) ) ) > 0
group by e.tsname
order by ios desc;
--
-- File IO statistics
ttitle lef 'File IO Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '->Mx Rd Bkt: Max bucket time for single block read' -
skip 1 -
lef '->ordered by Tablespace, File' -
skip 2;
col tsname format a24 heading 'Tablespace' trunc;
col filename format a52 heading 'Filename' trunc;
col reads format 9,999,999,990 heading 'Reads'
col atpwt format 990.0 heading 'Av|BufWt|(ms)' just c;
col atpr format 90.0 heading 'Av|Rd|(ms)' just c;
col mrt format 99 heading 'Mx|Rd|Bkt' just c;
break on tsname skip 1;
select e.tsname
, e.filename
, e.phyrds- nvl(b.phyrds,0) reads
, (e.phyrds- nvl(b.phyrds,0))/:ela rps
, decode ((e.phyrds - nvl(b.phyrds, 0)), 0, to_number(NULL),
((e.readtim - nvl(b.readtim,0)) /
(e.phyrds - nvl(b.phyrds,0)))*10) atpr
, max_read.mrt
, decode ((e.phyrds - nvl(b.phyrds, 0)), 0, to_number(NULL),
(e.phyblkrd - nvl(b.phyblkrd,0)) /
(e.phyrds - nvl(b.phyrds,0)) ) bpr
, e.phywrts - nvl(b.phywrts,0) writes
, (e.phywrts - nvl(b.phywrts,0))/:ela wps
, e.wait_count - nvl(b.wait_count,0) waits
, decode ((e.wait_count - nvl(b.wait_count, 0)), 0, to_number(NULL),
((e.time - nvl(b.time,0)) /
(e.wait_count - nvl(b.wait_count,0)))*10) atpwt
from stats$filestatxs e
, stats$filestatxs b
, (select max(e.singleblkrdtim_milli) mrt
, e.file# fn
from stats$file_histogram b
, stats$file_histogram e
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.dbid(+) = e.dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.instance_number(+) = e.instance_number
and b.file#(+) = e.file#
and b.singleblkrdtim_milli(+) = e.singleblkrdtim_milli
and (e.singleblkrds - nvl(b.singleblkrds,0)) > 0
and upper('&&display_file_io') = 'Y'
group by e.file#
) max_read
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.dbid(+) = e.dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.instance_number(+) = e.instance_number
and b.tsname(+) = e.tsname
and b.filename(+) = e.filename
and max_read.fn(+) = e.file#
and ( (e.phyrds - nvl(b.phyrds,0) ) +
(e.phywrts - nvl(b.phywrts,0) ) ) > 0
union all
select e.tsname
, e.filename
, e.phyrds- nvl(b.phyrds,0) reads
, (e.phyrds- nvl(b.phyrds,0))/:ela rps
, decode ((e.phyrds - nvl(b.phyrds, 0)), 0, to_number(NULL),
((e.readtim - nvl(b.readtim,0)) /
(e.phyrds - nvl(b.phyrds,0)))*10) atpr
, max_read.mrt
, decode ((e.phyrds - nvl(b.phyrds, 0)), 0, to_number(NULL),
(e.phyblkrd - nvl(b.phyblkrd,0)) /
(e.phyrds - nvl(b.phyrds,0)) ) bpr
, e.phywrts - nvl(b.phywrts,0) writes
, (e.phywrts - nvl(b.phywrts,0))/:ela wps
, e.wait_count - nvl(b.wait_count,0) waits
, decode ((e.wait_count - nvl(b.wait_count, 0)), 0, to_number(NULL),
((e.time - nvl(b.time,0)) /
(e.wait_count - nvl(b.wait_count,0)))*10) atpwt
from stats$tempstatxs e
, stats$tempstatxs b
, (select max(e.singleblkrdtim_milli) mrt
, e.file# fn
from stats$temp_histogram b
, stats$temp_histogram e
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.dbid(+) = e.dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.instance_number(+) = e.instance_number
and b.file#(+) = e.file#
and b.singleblkrdtim_milli(+) = e.singleblkrdtim_milli
and (e.singleblkrds - nvl(b.singleblkrds,0)) > 0
and upper('&&display_file_io') = 'Y'
group by e.file#
) max_read
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.dbid(+) = e.dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.instance_number(+) = e.instance_number
and b.tsname(+) = e.tsname
and b.filename(+) = e.filename
and max_read.fn(+) = e.file#
and ( (e.phyrds - nvl(b.phyrds,0) ) +
(e.phywrts - nvl(b.phywrts,0) ) ) > 0
order by tsname, filename;
--
-- File IO Histogram statistics
ttitle lef 'File Read Histogram Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '->Number of single block reads in each time range' -
skip 1 -
lef '->ordered by Tablespace, File' -
skip 2;
col tsname format a24 heading 'Tablespace' trunc;
col filename format a52 heading 'Filename' trunc;
col reads format 9,999,999,990 heading 'Reads'
col to2 format 999,999,999 heading '0 - 2 ms'
col to4 format 999,999,999 heading '2 - 4 ms'
col to8 format 999,999,999 heading '4 - 8 ms '
col to16 format 999,999,999 heading '8 - 16 ms'
col to32 format 999,999,999 heading '16 - 32 ms'
col over32 format 999,999,999 heading '32+ ms'
break on tsname skip 1;
select fse.tsname
, fse.filename
, sum(case when (0 <= e.singleblkrdtim_milli)
and (e.singleblkrdtim_milli <= 2)
then (e.singleblkrds - nvl(b.singleblkrds,0)) else 0 end) to2
, sum(case when ( e.singleblkrdtim_milli = 4)
then (e.singleblkrds - nvl(b.singleblkrds,0)) else 0 end) to4
, sum(case when ( e.singleblkrdtim_milli = 8)
then (e.singleblkrds - nvl(b.singleblkrds,0)) else 0 end) to8
, sum(case when ( e.singleblkrdtim_milli = 16)
then (e.singleblkrds - nvl(b.singleblkrds,0)) else 0 end) to16
, sum(case when ( e.singleblkrdtim_milli = 32)
then (e.singleblkrds - nvl(b.singleblkrds,0)) else 0 end) to32
, sum(case when 32 < e.singleblkrdtim_milli
then (e.singleblkrds - nvl(b.singleblkrds,0)) else 0 end) over32
from stats$file_histogram e
, stats$file_histogram b
, stats$filestatxs fse
where b.snap_id(+) = :bid
and e.snap_id = :eid
and e.dbid = :dbid
and b.dbid(+) = e.dbid
and e.instance_number = :inst_num
and b.instance_number(+) = e.instance_number
and b.file#(+) = e.file#
and b.singleblkrdtim_milli(+) = e.singleblkrdtim_milli
and fse.snap_id = e.snap_id
and fse.dbid = e.dbid
and fse.instance_number = e.instance_number
and fse.file# = e.file#
and (e.singleblkrds - nvl(b.singleblkrds,0)) > 0
and '&&file_histogram' = 'Y'
group by fse.tsname
, fse.filename
union all
select tse.tsname
, tse.filename
, sum(case when (0 <= e.singleblkrdtim_milli)
and (e.singleblkrdtim_milli <= 2)
then (e.singleblkrds - nvl(b.singleblkrds,0)) else 0 end) to2
, sum(case when ( e.singleblkrdtim_milli = 4)
then (e.singleblkrds - nvl(b.singleblkrds,0)) else 0 end) to4
, sum(case when ( e.singleblkrdtim_milli = 8)
then (e.singleblkrds - nvl(b.singleblkrds,0)) else 0 end) to8
, sum(case when ( e.singleblkrdtim_milli = 16)
then (e.singleblkrds - nvl(b.singleblkrds,0)) else 0 end) to16
, sum(case when ( e.singleblkrdtim_milli = 32)
then (e.singleblkrds - nvl(b.singleblkrds,0)) else 0 end) to32
, sum(case when 32 < e.singleblkrdtim_milli
then (e.singleblkrds - nvl(b.singleblkrds,0)) else 0 end) over32
from stats$temp_histogram e
, stats$temp_histogram b
, stats$tempstatxs tse
where b.snap_id(+) = :bid
and e.snap_id = :eid
and e.dbid = :dbid
and b.dbid(+) = e.dbid
and e.instance_number = :inst_num
and b.instance_number(+) = e.instance_number
and b.file#(+) = e.file#
and b.singleblkrdtim_milli(+) = e.singleblkrdtim_milli
and tse.snap_id = e.snap_id
and tse.dbid = e.dbid
and tse.instance_number = e.instance_number
and tse.file# = e.file#
and (e.singleblkrds - nvl(b.singleblkrds,0)) > 0
and '&&file_histogram' = 'Y'
group by tse.tsname
, tse.filename;
--
-- Buffer pools
ttitle lef 'Buffer Pool Statistics '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> Standard block size Pools D: default, K: keep, R: recycle' -
skip 1 -
lef '-> Default Pools for other block sizes: 2k, 4k, 8k, 16k, 32k' -
skip 1 -
lef '-> Buffers: the number of buffers. Units of K, M, G are divided by 1000' -
skip 2;
col id format 99 heading 'Set|Id';
col name format a3 heading 'P' trunc;
col buffs format 9,999,999,999 heading 'Buffer|Gets';
col conget format 9,999,999,999 heading 'Consistent|Gets';
col phread format 999,999,999 heading 'Physical|Reads';
col phwrite format 99,999,999 heading 'Physical|Writes';
col fbwait format 99,999 heading 'Free|Buffer|Waits';
col wcwait format 999 heading 'Writ|Comp|Wait';
col bbwait format 9,999,999 heading 'Buffer|Busy|Waits'
col poolhr format 999 heading 'Pool|Hit%'
col numbufs format a7 heading 'Buffers'
-- col numbufs format 9,999,999 heading 'Number of|Buffers'
select replace(e.block_size/1024||'k', :bs/1024||'k', substr(e.name,1,1)) name
, lpad(case
when e.set_msize <= 9999
then to_char(e.set_msize)||' '
when trunc((e.set_msize)/1000) <= 9999
then to_char(trunc((e.set_msize)/1000))||'K'
when trunc((e.set_msize)/1000000) <= 9999
then to_char(trunc((e.set_msize)/1000000))||'M'
when trunc((e.set_msize)/1000000000) <= 9999
then to_char(trunc((e.set_msize)/1000000000))||'G'
when trunc((e.set_msize)/1000000000000) <= 9999
then to_char(trunc((e.set_msize)/1000000000000))||'T'
else substr(to_char(trunc((e.set_msize)/1000000000000000))||'P', 1, 5) end
, 7, ' ') numbufs
, decode( e.db_block_gets - nvl(b.db_block_gets,0)
+ e.consistent_gets - nvl(b.consistent_gets,0)
, 0, to_number(null)
, (100* (1 - ( (e.physical_reads - nvl(b.physical_reads,0))
/ ( e.db_block_gets - nvl(b.db_block_gets,0)
+ e.consistent_gets - nvl(b.consistent_gets,0))
)
)
)
) poolhr
, e.db_block_gets - nvl(b.db_block_gets,0)
+ e.consistent_gets - nvl(b.consistent_gets,0) buffs
, e.physical_reads - nvl(b.physical_reads,0) phread
, e.physical_writes - nvl(b.physical_writes,0) phwrite
, e.free_buffer_wait - nvl(b.free_buffer_wait,0) fbwait
, e.write_complete_wait - nvl(b.write_complete_wait,0) wcwait
, e.buffer_busy_wait - nvl(b.buffer_busy_wait,0) bbwait
from stats$buffer_pool_statistics b
, stats$buffer_pool_statistics e
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.dbid(+) = e.dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.instance_number(+) = e.instance_number
and b.id(+) = e.id
order by e.name;
set newpage 1;
set heading off;
ttitle off;
select 'The following buffer pool no longer exists in the end snapshot: '
|| replace(b.block_size/1024||'k', :bs/1024||'k', substr(b.name,1,1))
from stats$buffer_pool_statistics b
where b.snap_id = :bid
and b.dbid = :dbid
and b.instance_number = :inst_num
minus
select 'The following buffer pool no longer exists in the end snapshot: '
|| replace(e.block_size/1024||'k', :bs/1024||'k', substr(e.name,1,1))
from stats$buffer_pool_statistics e
where e.snap_id = :eid
and e.dbid = :dbid
and e.instance_number = :inst_num;
set colsep ' ';
set underline on;
set heading on;
--
-- Instance Recovery Stats
ttitle lef 'Instance Recovery Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> B: Begin snapshot, E: End snapshot' -
skip 2;
column tm format 9999 heading 'Targt|MTTR|(s)' just c;
column em format 9999 heading 'Estd|MTTR|(s)' just c;
column beg format a1 heading '';
column rei format 999999999 heading 'Recovery|Estd IOs' just c;
column arb format 99999999 heading 'Actual|Redo Blks' just c;
column trb format 99999999 heading 'Target|Redo Blks' just c;
column lfrb format 999999999 heading 'Log File|Size|Redo Blks' just c;
column lctrb format 99999999 heading 'Log Ckpt|Timeout|Redo Blks' just c;
column lcirb format 99999999999 heading 'Log Ckpt|Interval|Redo Blks' just c;
column fsirb format 999999999 heading 'Fast|Start IO|Redo Blks';
column cbr format 9999999 heading 'Ckpt|Block|Writes';
column snid noprint;
select 'B' beg
, target_mttr tm
, estimated_mttr em
, recovery_estimated_ios rei
, actual_redo_blks arb
, target_redo_blks trb
, log_file_size_redo_blks lfrb
, log_chkpt_timeout_redo_blks lctrb
, log_chkpt_interval_redo_blks lcirb
, snap_id snid
from stats$instance_recovery b
where b.snap_id = :bid
and b.dbid = :dbid
and b.instance_number = :inst_num
union all
select 'E' beg
, target_mttr tm
, estimated_mttr em
, recovery_estimated_ios rei
, actual_redo_blks arb
, target_redo_blks trb
, log_file_size_redo_blks lfrb
, log_chkpt_timeout_redo_blks lctrb
, log_chkpt_interval_redo_blks lcirb
, snap_id snid
from stats$instance_recovery e
where e.snap_id = :eid
and e.dbid = :dbid
and e.instance_number = :inst_num
order by snid;
--
-- Buffer Pool Advisory
set newpage none;
set heading off;
set termout off;
ttitle off;
repfooter off;
column k2_cache new_value k2_cache noprint;
column k4_cache new_value k4_cache noprint;
column k8_cache new_value k8_cache noprint;
column k16_cache new_value k16_cache noprint;
column k32_cache new_value k32_cache noprint;
column def_cache new_value def_cache noprint;
column rec_cache new_value rec_cache noprint;
column kee_cache new_value kee_cache noprint;
select nvl(sum (case when name = 'db_2k_cache_size'
then value else '0' end),'0') k2_cache
, nvl(sum (case when name = 'db_4k_cache_size'
then value else '0' end),'0') k4_cache
, nvl(sum (case when name = 'db_8k_cache_size'
then value else '0' end),'0') k8_cache
, nvl(sum (case when name = 'db_16k_cache_size'
then value else '0' end),'0') k16_cache
, nvl(sum (case when name = 'db_32k_cache_size'
then value else '0' end),'0') k32_cache
, decode(nvl(sum (case when name = 'db_keep_cache_size'
then value else '0' end),'0')
, '0'
, nvl(sum (case when name = 'buffer_pool_keep'
then to_char(decode( 0
, instrb(value, 'buffers')
, value
, decode(1, instrb(value, 'lru_latches')
, substr(value, instrb(value,',')+10, 9999)
, decode(0,instrb(value, ', lru')
, substrb(value,9,99999)
, substrb(substrb(value,1,instrb(value,', lru_latches:')-1),9,99999) ))) * :bs) else '0' end),'0')
, sum (case when name = 'db_keep_cache_size'
then value else '0' end)) kee_cache
, decode(nvl(sum (case when name = 'db_recycle_cache_size'
then value else '0' end),'0')
, '0'
, nvl(sum (case when name = 'buffer_pool_recycle'
then to_char(decode( 0
, instrb(value, 'buffers')
, value
, decode(1, instrb(value, 'lru_latches')
, substr(value, instrb(value,',')+10, 9999)
, decode(0,instrb(value, ', lru')
, substrb(value,9,99999)
, substrb(substrb(value,1,instrb(value,', lru_latches:')-1),9,99999) ))) * :bs) else '0' end),'0')
, sum (case when name = 'db_recycle_cache_size'
then value else '0' end) ) rec_cache
, decode(nvl(sum (case when name = '__db_cache_size'
then value else '0' end) , '0')
, '0'
, nvl(sum (case when name = 'db_block_buffers'
then to_char(value * :bs) else '0' end),'0')
, sum (case when name = '__db_cache_size'
then value else '0' end) ) def_cache
from stats$parameter
where name in ( 'db_2k_cache_size' ,'db_4k_cache_size'
,'db_8k_cache_size' ,'db_16k_cache_size'
,'db_32k_cache_size'
,'__db_cache_size' ,'db_block_buffers'
,'db_keep_cache_size' ,'buffer_pool_keep'
,'db_recycle_cache_size','buffer_pool_recycle')
and snap_id = :eid
and dbid = :dbid
and instance_number = :inst_num;
variable k2_cache number;
variable k4_cache number
variable k8_cache number;
variable k16_cache number;
variable k32_cache number;
variable def_cache number;
variable rec_cache number;
variable kee_cache number;
begin
:k2_cache := &k2_cache/1024;
:k4_cache := &k4_cache/1024;
:k8_cache := &k8_cache/1024;
:k16_cache := &k16_cache/1024;
:k32_cache := &k32_cache/1024;
:def_cache := &def_cache/1024;
:rec_cache := &rec_cache/1024;
:kee_cache := &kee_cache/1024;
end;
/
set termout on;
set heading on;
repfooter center -
'-------------------------------------------------------------';
ttitle lef 'Buffer Pool Advisory '-
'DB/Inst: ' db_name '/' inst_name ' '-
'End Snap: ' format 99999999 end_snap -
skip 1 -
lef '-> Only rows with estimated physical reads >0 are displayed' -
skip 1 -
lef '-> ordered by Pool, Block Size, Buffers For Estimate' -
skip 2;
column id format 999;
column bpool format a3 heading 'P' trunc;
column order_def_bs noprint
column advice_status format a2 trunc heading 'ON';
column block_size format 99999 heading 'Block|Size';
column sfe format 999,999 heading 'Size for|Est (M)';
column bfe format 999,999,999 heading 'Buffers|(thousands)';
column eprf format 990.9 heading 'Est|Phys|Read|Factr';
column epr format 9,999,999,999 heading 'Estimated|Phys Reads|(thousands)';
column bcsf format 99.9 heading 'Size|Factr'
column eprt format 999,999,999 heading 'Est Phys|Read Time'
column epdbt format 999.9 heading 'Est|% dbtime|for Rds'
select replace( block_size/1024||'k', :bs/1024||'k'
, substr(name,1,1)) bpool
, decode(block_size, :bs, 1, 2) order_def_bs
, size_for_estimate sfe
, nvl( size_factor
, decode( replace(block_size/1024||'k', :bs/1024||'k'
, substr(name,1,1))
, '2k' , size_for_estimate*1024/:k2_cache
, '4k' , size_for_estimate*1024/:k4_cache
, '8k' , size_for_estimate*1024/:k8_cache
, '16k', size_for_estimate*1024/:k16_cache
, '32k', size_for_estimate*1024/:k32_cache
, 'D' , size_for_estimate*1024/:def_cache
, 'K' , size_for_estimate*1024/:kee_cache
, 'R' , size_for_estimate*1024/:rec_cache
)
) bcsf
, buffers_for_estimate/1000 bfe
, estd_physical_read_factor eprf
, estd_physical_reads/1000 epr
, estd_physical_read_time eprt
, estd_pct_of_db_time_for_reads epdbt
from stats$db_cache_advice
where snap_id = :eid
and dbid = :dbid
and instance_number = :inst_num
and estd_physical_reads > 0
order by order_def_bs, block_size, name, buffers_for_estimate;
set newpage 1;
--
-- Buffer waits
ttitle lef 'Buffer wait Statistics '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> ordered by wait time desc, waits desc' -
skip 2;
column class heading 'Class';
column icnt format 99,999,990 heading 'Waits';
column itim format 9,999,990 heading 'Total Wait Time (s)';
column iavg format 999,990 heading 'Avg Time (ms)' just c;
select e.class
, e.wait_count - nvl(b.wait_count,0) icnt
, (e.time - nvl(b.time,0))/100 itim
,10* (e.time - nvl(b.time,0))
/ (e.wait_count - nvl(b.wait_count,0)) iavg
from stats$waitstat b
, stats$waitstat e
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.dbid = e.dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.instance_number = e.instance_number
and b.class = e.class
and b.wait_count < e.wait_count
order by itim desc, icnt desc;
set newpage 0;
--
-- PGA Memory Statistics
ttitle lef 'PGA Aggr Target Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> B: Begin snap E: End snap (rows identified with B or E contain data' -
skip 1 -
lef ' which is absolute i.e. not diffed over the interval)' -
skip 1 -
lef '-> PGA cache hit % - percentage of W/A (WorkArea) data processed only in-memory' -
skip 1 -
lef '-> Auto PGA Target - actual workarea memory target'-
skip 1 -
lef '-> W/A PGA Used - amount of memory used for all Workareas (manual + auto)'-
skip 1 -
lef '-> %PGA W/A Mem - percentage of PGA memory allocated to workareas'-
skip 1 -
lef '-> %Auto W/A Mem - percentage of workarea memory controlled by Auto Mem Mgmt'-
skip 1 -
lef '-> %Man W/A Mem - percentage of workarea memory under manual control'-
skip 2;
repfooter off;
-- Show the PGA cache hit percentage for this interval
col tbp format 9,999,999,999 heading 'W/A MB Processed'
col tbrw format 9,999,999,999 heading 'Extra W/A MB Read/Written'
col calc_cache_pct format 990.0 heading 'PGA Cache Hit %'
select 100
* (e.bytes - nvl(b.bytes,0))
/ (e.bytes - nvl(b.bytes,0) + e.bytesrw - nvl(b.bytesrw,0)) calc_cache_pct
, (e.bytes - nvl(b.bytes,0)) /1024/1024 tbp
, (e.bytesrw - nvl(b.bytesrw,0))/1024/1024 tbrw
from (select sum(case when name = 'bytes processed'
then value else 0 end) bytes
, sum(case when name = 'extra bytes read/written'
then value else 0 end) bytesrw
from stats$pgastat e1
where e1.snap_id = :eid
and e1.dbid = :dbid
and e1.instance_number = :inst_num
and e1.name in ('bytes processed','extra bytes read/written')
) e
, (select sum(case when name = 'bytes processed'
then value else 0 end) bytes
, sum(case when name = 'extra bytes read/written'
then value else 0 end) bytesrw
from stats$pgastat b1
where b1.snap_id = :bid
and b1.dbid = :dbid
and b1.instance_number = :inst_num
and b1.name in ('bytes processed','extra bytes read/written')
) b
where e.bytes - nvl(b.bytes,0) > 0;
set newpage 1;
-- Display overflow warning, if needed
ttitle off;
set heading off;
col nl format a78 newline
select 'Warning: pga_aggregate_target was set too low for current workload, as this' nl
, ' value was exceeded during this interval. Use the PGA Advisory view' nl
, ' to help identify a different value for pga_aggregate_target.' nl
from stats$pgastat e
, stats$pgastat b
, stats$parameter p
where e.snap_id = :eid
and e.dbid = :dbid
and e.instance_number = :inst_num
and e.name = 'over allocation count'
and b.snap_id(+) = :bid
and b.dbid(+) = e.dbid
and b.instance_number(+) = e.instance_number
and b.name(+) = e.name
and e.value > nvl(b.value,0)
and p.snap_id = :eid
and p.dbid = :dbid
and p.instance_number = :inst_num
and p.name = 'workarea_size_policy'
and p.value = 'AUTO';
set heading on;
repfooter center -
'-------------------------------------------------------------';
-- Display Begin and End statistics for this interval
column snap format a1 heading '';
column pgaat format 999,999 heading 'PGA Aggr|Target(M)' just c;
column pat format 999,999 heading 'Auto PGA|Target(M)' just c;
column tot_pga_allo format 999,990.9 heading 'PGA Mem|Alloc(M)' just c;
column tot_tun_used format 999,990.9 heading 'W/A PGA|Used(M)' just c;
column pct_tun format 999.9 heading '%PGA|W/A|Mem' just c;
column pct_auto_tun format 999.9 heading '%Auto|W/A|Mem' just c;
column pct_man_tun format 999.9 heading '%Man|W/A|Mem' just c;
column glo_mem_bnd format 9,999,999 heading 'Global Mem|Bound(K)' just c;
select 'B' snap
, to_number(p.value)/1024/1024 pgaat
, mu.pat/1024/1024 pat
, mu.PGA_alloc/1024/1024 tot_pga_allo
, (mu.PGA_used_auto + mu.PGA_used_man)/1024/1024 tot_tun_used
, 100*(mu.PGA_used_auto + mu.PGA_used_man) / PGA_alloc pct_tun
, decode(mu.PGA_used_auto + mu.PGA_used_man, 0, 0
, 100* mu.PGA_used_auto/(mu.PGA_used_auto + mu.PGA_used_man)
) pct_auto_tun
, decode(mu.PGA_used_auto + mu.PGA_used_man, 0, 0
, 100* mu.PGA_used_man / (mu.PGA_used_auto + mu.PGA_used_man)
) pct_man_tun
, mu.glob_mem_bnd/1024 glo_mem_bnd
from (select sum(case when name = 'total PGA allocated'
then value else 0 end) PGA_alloc
, sum(case when name = 'total PGA used for auto workareas'
then value else 0 end) PGA_used_auto
, sum(case when name = 'total PGA used for manual workareas'
then value else 0 end) PGA_used_man
, sum(case when name = 'global memory bound'
then value else 0 end) glob_mem_bnd
, sum(case when name = 'aggregate PGA auto target'
then value else 0 end) pat
from stats$pgastat pga
where pga.snap_id = :bid
and pga.dbid = :dbid
and pga.instance_number = :inst_num
) mu
, stats$parameter p
where p.snap_id = :bid
and p.dbid = :dbid
and p.instance_number = :inst_num
and p.name = 'pga_aggregate_target'
and p.value != '0'
union all
select 'E' snap
, to_number(p.value)/1024/1024 pgaat
, mu.pat/1024/1024 pat
, mu.PGA_alloc/1024/1024 tot_pga_allo
, (mu.PGA_used_auto + mu.PGA_used_man)/1024/1024 tot_tun_used
, 100*(mu.PGA_used_auto + mu.PGA_used_man) / PGA_alloc pct_tun
, decode(mu.PGA_used_auto + mu.PGA_used_man, 0, 0
, 100* mu.PGA_used_auto/(mu.PGA_used_auto + mu.PGA_used_man)
) pct_auto_tun
, decode(mu.PGA_used_auto + mu.PGA_used_man, 0, 0
, 100* mu.PGA_used_man / (mu.PGA_used_auto + mu.PGA_used_man)
) pct_man_tun
, mu.glob_mem_bnd/1024 glo_mem_bnd
from (select sum(case when name = 'total PGA allocated'
then value else 0 end) PGA_alloc
, sum(case when name = 'total PGA used for auto workareas'
then value else 0 end) PGA_used_auto
, sum(case when name = 'total PGA used for manual workareas'
then value else 0 end) PGA_used_man
, sum(case when name = 'global memory bound'
then value else 0 end) glob_mem_bnd
, sum(case when name = 'aggregate PGA auto target'
then value else 0 end) pat
from stats$pgastat pga
where pga.snap_id = :eid
and pga.dbid = :dbid
and pga.instance_number = :inst_num
) mu
, stats$parameter p
where p.snap_id = :eid
and p.dbid = :dbid
and p.instance_number = :inst_num
and p.name = 'pga_aggregate_target'
and p.value != '0'
order by snap;
set heading on;
set newpage 1;
-- PGA usage Histogram
ttitle lef 'PGA Aggr Target Histogram '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> Optimal Executions are purely in-memory operations' -
skip 2;
col low_o format a7 heading 'Low|Optimal' just r
col high_o format a7 heading 'High|Optimal' just r
col tot_e format 9,999,999,999 heading 'Total Execs'
col opt_e format 999,999,999 heading 'Optimal Execs'
col one_e format 999,999,999 heading '1-Pass Execs'
col mul_e format 999,999,999 heading 'M-Pass Execs'
select case when e.low_optimal_size >= 1024*1024*1024*1024
then lpad(round(e.low_optimal_size/1024/1024/1024/1024) || 'T',7)
when e.low_optimal_size >= 1024*1024*1024
then lpad(round(e.low_optimal_size/1024/1024/1024) || 'G' ,7)
when e.low_optimal_size >= 1024*1024
then lpad(round(e.low_optimal_size/1024/1024) || 'M',7)
when e.low_optimal_size >= 1024
then lpad(round(e.low_optimal_size/1024) || 'K',7)
else lpad(e.low_optimal_size || 'B',7)
end low_o
, case when e.high_optimal_size >= 1024*1024*1024*1024
then lpad(round(e.high_optimal_size/1024/1024/1024/1024) || 'T',7)
when e.high_optimal_size >= 1024*1024*1024
then lpad(round(e.high_optimal_size/1024/1024/1024) || 'G',7)
when e.high_optimal_size >= 1024*1024
then lpad(round(e.high_optimal_size/1024/1024) || 'M',7)
when e.high_optimal_size >= 1024
then lpad(round(e.high_optimal_size/1024) || 'K',7)
else e.high_optimal_size || 'B'
end high_o
, e.total_executions - nvl(b.total_executions,0) tot_e
, e.optimal_executions - nvl(b.optimal_executions,0) opt_e
, e.onepass_executions - nvl(b.onepass_executions,0) one_e
, e.multipasses_executions - nvl(b.multipasses_executions,0) mul_e
from stats$sql_workarea_histogram e
, stats$sql_workarea_histogram b
where e.snap_id = :eid
and e.dbid = :dbid
and e.instance_number = :inst_num
and b.snap_id(+) = :bid
and b.dbid(+) = e.dbid
and b.instance_number(+) = e.instance_number
and b.low_optimal_size(+) = e.low_optimal_size
and b.high_optimal_size(+) = e.high_optimal_size
and e.total_executions - nvl(b.total_executions,0) > 0
order by e.low_optimal_size;
-- PGA Advisory
ttitle lef 'PGA Memory Advisory '-
'DB/Inst: ' db_name '/' inst_name ' '-
'End Snap: ' format 99999999 end_snap -
skip 1 -
lef '-> When using Auto Memory Mgmt, minimally choose a pga_aggregate_target value'-
skip 1 -
lef ' where Estd PGA Overalloc Count is 0' -
skip 2;
col pga_t format 9,999,999 heading 'PGA Target|Est (MB)'
col pga_tf format 9990.0 heading 'Size|Factr'
col byt_p format 9,999,999,990.0 heading 'W/A MB|Processed'
col byt_rw format 9,999,999,990.0 heading 'Estd Extra|W/A MB Read/|Written to Disk' just c
col epchp format 990.0 heading 'Estd PGA|Cache|Hit %'
col eoc format 9,999,999 heading 'Estd PGA|Overalloc|Count'
select pga_target_for_estimate/1024/1024 pga_t
, pga_target_factor pga_tf
, bytes_processed/1024/1024 byt_p
, estd_extra_bytes_rw/1024/1024 byt_rw
, estd_pga_cache_hit_percentage epchp
, estd_overalloc_count eoc
from stats$pga_target_advice e
where snap_id = :eid
and dbid = :dbid
and instance_number = :inst_num
order by pga_target_for_estimate;
--
-- PGA Memory Stats
set newpage 0;
ttitle lef 'Process Memory Summary Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> B: Begin snap E: End snap' -
skip 1 -
lef '-> All rows below contain absolute values (i.e. not diffed over the interval)' -
skip 1 -
lef '-> Max Alloc is Maximum PGA Allocation size at snapshot time' -
skip 1 -
lef ' Hist Max Alloc is the Historical Max Allocation for still-connected processes' -
skip 1 -
lef '-> Num Procs or Allocs: For Begin/End snapshot lines, it is the number of' -
skip 1 -
lef ' processes. For Category lines, it is the number of allocations' -
skip 1 -
lef '-> ordered by Begin/End snapshot, Alloc (MB) desc' -
skip 2;
col b_or_e heading ''
col ord_col noprint
col snid noprint
col cat format a8 heading 'Category' trunc
col tot_alloc_mb format 99,999.9 heading 'Alloc|(MB)' just c
col tot_used_mb format 99,999.9 heading 'Used|(MB)' just c
col tot_free_pga_mb format 9,999.9 heading 'Freeabl|(MB)' just c
col avg_alloc_mb format 9,999.9 heading 'Avg|Alloc|(MB)' just c
col cov_alloc_mb format 999.9 heading 'Coeff of|Variance' just c
col stddev_alloc_mb format 999.9 heading 'Std Dev|Alloc|(MB)' just c
col max_alloc_mb format 99,999 heading 'Max|Alloc|(MB)' just c
col max_max_alloc_mb format 9,999 heading 'Hist|Max|Alloc|(MB)' just c
col nza format 9,999 heading 'Num|Procs|or|Allocs' just c
break on b_or_e
select *
from (select decode(snap_id, :bid, 'B', :eid, 'E') b_or_e
, 1 ord_col
, snap_id snid
, '---------' cat
, pga_alloc_mem/&&btomb tot_alloc_mb
, pga_used_mem/&&btomb tot_used_mb
, pga_freeable_mem/&&btomb tot_free_pga_mb
, avg_pga_alloc_mem/&&btomb avg_alloc_mb
, stddev_pga_alloc_mem/&&btomb stddev_alloc_mb
, max_pga_alloc_mem/&&btomb max_alloc_mb
, max_pga_max_mem/&&btomb max_max_alloc_mb
, num_processes nza
from stats$process_rollup
where snap_id in (:bid, :eid)
and dbid = :dbid
and instance_number = :inst_num
and pid = -9
union all
select decode(snap_id, :bid, 'B', :eid, 'E') b_or_e
, 2 ord_col
, snap_id snid
, category cat
, allocated/&&btomb tot_alloc_mb
, used/&&btomb tot_used_mb
, to_number(null) tot_free_pga_mb
, avg_allocated /&&btomb avg_alloc_mb
, stddev_allocated/&&btomb stddev_alloc_mb
, max_allocated/&&btomb max_alloc_mb
, max_max_allocated/&&btomb max_max_alloc_mb
, non_zero_allocations nza
from stats$process_memory_rollup
where snap_id in (:bid, :eid)
and dbid = :dbid
and instance_number = :inst_num
and pid = -9
)
order by snid, ord_col, tot_alloc_mb desc;
--
-- PGA Allocation by Component summary
clear breaks
set newpage 1;
ttitle lef 'Top Process Memory (by component) '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> ordered by Begin/End snapshot, Alloc (MB) desc' -
skip 2;
col b_or_e heading ''
col snid noprint
col ord_col noprint
col pid format 99999 heading 'PId'
col cat format a13 heading 'Category' trunc
col tot_alloc_mb format 9999.9 heading 'Alloc|(MB)' just c
col tot_used_mb format 9999.9 heading 'Used|(MB)' just c
col max_alloc_mb format 9999.9 heading 'Max|Alloc (MB)' just c
col max_max_alloc_mb format 9999.9 heading 'Hist Max|Alloc (MB)' just c
col tot_alloc_mb2 noprint
clear breaks
break on b_or_e on pid
select *
from (select decode(snap_id, :bid, 'B', :eid, 'E') b_or_e
, snap_id snid
, 1 ord_col
, pid pid
, rpad(substr( program, instrb(program,'(') +1
, instrb(program, ')')-1-instrb(program,'(')) || ' '
, 13, '-') cat
, pga_alloc_mem/&&btomb tot_alloc_mb
, pga_used_mem/&&btomb tot_used_mb
, pga_freeable_mem/&&btomb tot_free_pga_mb
, max_pga_alloc_mem/&&btomb max_alloc_mb
, max_pga_max_mem/&&btomb max_max_alloc_mb
, pga_alloc_mem/&&btomb tot_alloc_mb2
from stats$process_rollup
where snap_id in (:bid, :eid)
and dbid = :dbid
and instance_number = :inst_num
and pid != -9
union all
select decode(pmr.snap_id, :bid, 'B', :eid, 'E') b_or_e
, pmr.snap_id snid
, 2 ord_col
, pmr.pid pid
, pmr.category cat
, pmr.allocated/&&btomb tot_alloc_mb
, pmr.used/&&btomb tot_used_mb
, to_number(null) pga_free_mb
, pmr.max_allocated/&&btomb max_alloc_mb
, pmr.max_max_allocated/&&btomb max_max_alloc_mb
, pr.pga_alloc_mem/&&btomb tot_alloc_mb2
from stats$process_memory_rollup pmr
, stats$process_rollup pr
where pmr.snap_id in (:bid, :eid)
and pmr.dbid = :dbid
and pmr.instance_number = :inst_num
and pmr.pid != -9
and pr.snap_id = pmr.snap_id
and pr.dbid = pmr.dbid
and pr.instance_number = pmr.instance_number
and pr.pid = pmr.pid
and pmr.serial# = pmr.serial#
)
order by snid, tot_alloc_mb2 desc, pid, ord_col,tot_alloc_mb desc;
set newpage 0
--
-- Enqueue activity
ttitle lef 'Enqueue activity '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> only enqueues with waits are shown' -
skip 1 -
lef '-> Enqueue stats gathered prior to 10g should not be compared with 10g data' -
skip 1 -
lef '-> ordered by Wait Time desc, Waits desc' -
skip 2;
col ety format a78 heading 'Enqueue Type (Request Reason)' trunc;
col reqs format 999,999,990 heading 'Requests' newline;
col sreq format 999,999,990 heading 'Succ Gets';
col freq format 99,999,990 heading 'Failed Gets';
col waits format 99,999,990 heading 'Waits';
col wttm format 999,999,999 heading 'Wt Time (s)' just c;
col awttm format 9,999,999.99 heading 'Av Wt Time(ms)' just c;
select /*+ ordered */
e.eq_type || '-' || to_char(nvl(l.name,' '))
|| decode( upper(e.req_reason)
, 'CONTENTION', null
, '-', null
, ' ('||e.req_reason||')') ety
, e.total_req# - nvl(b.total_req#,0) reqs
, e.succ_req# - nvl(b.succ_req#,0) sreq
, e.failed_req# - nvl(b.failed_req#,0) freq
, e.total_wait# - nvl(b.total_wait#,0) waits
, (e.cum_wait_time - nvl(b.cum_wait_time,0))/1000 wttm
, decode( (e.total_wait# - nvl(b.total_wait#,0))
, 0, to_number(NULL)
, ( (e.cum_wait_time - nvl(b.cum_wait_time,0))
/ (e.total_wait# - nvl(b.total_wait#,0))
)
) awttm
from stats$enqueue_statistics e
, stats$enqueue_statistics b
, v$lock_type l
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.dbid(+) = e.dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.instance_number(+) = e.instance_number
and b.eq_type(+) = e.eq_type
and b.req_reason(+) = e.req_reason
and e.total_wait# - nvl(b.total_wait#,0) > 0
and l.type(+) = e.eq_type
order by wttm desc, waits desc;
--
-- Rollback segment
ttitle off;
repfooter off;
set newpage none;
set heading off;
set termout off;
column auto_undo new_value auto_undo noprint
select value auto_undo
from stats$parameter
where snap_id = :eid
and dbid = :dbid
and instance_number = :inst_num
and name = 'undo_management';
repfooter center -
'-------------------------------------------------------------';
set newpage 0;
set heading on;
set termout on;
ttitle lef 'Rollback Segment Stats '-
'DB/Inst: ' db_name '/' inst_name ' ' -
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '->A high value for "Pct Waits" suggests more rollback segments may be required' -
skip 1 -
lef '->RBS stats may not be accurate between begin and end snaps when using Auto Undo,' -
skip 1 -
lef ' managment, as RBS may be dynamically created and dropped as needed' -
skip 2;
column usn format 99990 heading 'RBS No' Just Cen;
column gets format 999,999,990.9 heading 'Trans Table|Gets' Just Cen;
column waits format 990.99 heading 'Pct|Waits';
column writes format 99,999,999,990 heading 'Undo Bytes|Written' Just Cen;
column wraps format 999,990 heading 'Wraps';
column shrinks format 999,990 heading 'Shrinks';
column extends format 999,990 heading 'Extends';
column rssize format 99,999,999,990 heading 'Segment Size';
column active format 99,999,999,990 heading 'Avg Active';
column optsize format 99,999,999,990 heading 'Optimal Size';
column hwmsize format 99,999,999,990 heading 'Maximum Size';
select b.usn
, e.gets - b.gets gets
, to_number(decode(e.gets ,b.gets, null,
(e.waits - b.waits) * 100/(e.gets - b.gets))) waits
, e.writes - b.writes writes
, e.wraps - b.wraps wraps
, e.shrinks - b.shrinks shrinks
, e.extends - b.extends extends
from stats$rollstat b
, stats$rollstat e
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.dbid = e.dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.instance_number = e.instance_number
and e.usn = b.usn
and ( '&&auto_undo' = 'MANUAL'
or upper('&&display_rollstat') = 'Y'
)
order by e.usn;
ttitle lef 'Rollback Segment Storage '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '->Optimal Size should be larger than Avg Active'-
skip 2;
select b.usn
, e.rssize
, e.aveactive active
, to_number(decode(e.optsize, -4096, null,e.optsize)) optsize
, e.hwmsize
from stats$rollstat b
, stats$rollstat e
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.dbid = e.dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.instance_number = e.instance_number
and e.usn = b.usn
and ( '&&auto_undo' = 'MANUAL'
or upper('&&display_rollstat') = 'Y'
)
order by e.usn;
--
-- Undo Segment
ttitle lef 'Undo Segment Summary '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> Min/Max TR (mins) - Min and Max Tuned Retention (minutes)' -
skip 1 -
lef '-> STO - Snapshot Too Old count, OOS - Out Of Space count' -
skip 1 -
lef '-> Undo segment block stats:' -
skip 1 -
lef ' uS - unexpired Stolen, uR - unexpired Released, uU - unexpired reUsed' -
skip 1 -
lef ' eS - expired Stolen, eR - expired Released, eU - expired reUsed' -
skip 2;
column undotsn format 999 heading 'Undo|TS#';
column undob format 99,999.0 heading 'Num Undo|Blocks (K)';
column txcnt format 99,999,999,999 heading 'Number of|Transactions';
column maxq format 999,999 heading 'Max Qry|Len (s)';
column maxc format 9,999,999 heading 'Max Tx|Concy';
column mintun format a9 heading 'Min/Max|TR (mins)' wrap;
column snolno format a5 heading 'STO/|OOS' wrap;
column blkst format a11 heading 'uS/uR/uU/|eS/eR/eU' wrap;
column unst format 9,999 heading 'Unexp|Stolen' newline;
column unrl format 9,999 heading 'Unexp|Relesd';
column unru format 9,999 heading 'Unexp|Reused';
column exst format 9,999 heading 'Exp|Stolen';
column exrl format 9,999 heading 'Exp|Releas';
column exru format 9,999 heading 'Exp|Reused';
select undotsn
, sum(undoblks)/1000 undob
, sum(txncount) txcnt
, max(maxquerylen) maxq
, max(maxconcurrency) maxc
, round(min(tuned_undoretention)/60,1)
||'/'|| round(max(tuned_undoretention)/60,1) mintun
, sum(ssolderrcnt)
||'/'|| sum(nospaceerrcnt) snolno
, sum(unxpstealcnt)
||'/'|| sum(unxpblkrelcnt)
||'/'|| sum(unxpblkreucnt)
||'/'|| sum(expstealcnt)
||'/'|| sum(expblkrelcnt)
||'/'|| sum(expblkreucnt) blkst
from stats$undostat
where dbid = :dbid
and instance_number = :inst_num
and end_time > to_date(:btime, 'YYYYMMDD HH24:MI:SS')
and begin_time < to_date(:etime, 'YYYYMMDD HH24:MI:SS')
and upper('&&display_undostat') = 'Y'
group by undotsn;
set newpage 2;
ttitle lef 'Undo Segment Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> Most recent ' &&top_n_undostat ' Undostat rows, ordered by End Time desc' -
skip 2;
column undotsn format 999 heading 'Undo|TS#' noprint;
column endt format a12 heading 'End Time';
column undob format 99,999,999 heading 'Num Undo|Blocks';
column txcnt format 999,999,999 heading 'Number of|Transactions';
column maxq format 99,999 heading 'Max Qry|Len (s)';
column maxc format 99,999 heading 'Max Tx|Concy';
column mintun format 99,999 heading 'Tun Ret|(mins)';
column snolno format a5 heading 'STO/|OOS' wrap;
column blkst format a11 heading 'uS/uR/uU/|eS/eR/eU' wrap;
select undotsn
, endt
, undob
, txcnt
, maxq
, maxc
, mintun
, snolno
, blkst
from (select undotsn
, to_char(end_time, 'DD-Mon HH24:MI') endt
, undoblks undob
, txncount txcnt
, maxquerylen maxq
, maxconcurrency maxc
, tuned_undoretention/60 mintun
, ssolderrcnt || '/' || nospaceerrcnt snolno
, unxpstealcnt
||'/'|| unxpblkrelcnt
||'/'|| unxpblkreucnt
||'/'|| expstealcnt
||'/'|| expblkrelcnt
||'/'|| expblkreucnt blkst
from stats$undostat
where dbid = :dbid
and instance_number = :inst_num
and end_time > to_date(:btime, 'YYYYMMDD HH24:MI:SS')
and begin_time < to_date(:etime, 'YYYYMMDD HH24:MI:SS')
and upper('&&display_undostat') = 'Y'
order by begin_time desc
)
where rownum < &&top_n_undostat;
set newpage 0;
--
-- Latch Activity
ttitle lef 'Latch Activity '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '->"Get Requests", "Pct Get Miss" and "Avg Slps/Miss" are ' -
'statistics for ' skip 1 -
' willing-to-wait latch get requests' -
skip 1 -
lef '->"NoWait Requests", "Pct NoWait Miss" are for ' -
'no-wait latch get requests' -
skip 1 -
lef '->"Pct Misses" for both should be very close to 0.0' -
skip 2;
column name format a24 heading 'Latch' trunc;
column gets format 9,999,999,990 heading 'Get|Requests';
column missed format 990.9 heading 'Pct|Get|Miss';
column sleeps format 990.9 heading 'Avg|Slps|/Miss';
column nowai format 999,999,990 heading 'NoWait|Requests';
column imiss format 990.9 heading 'Pct|NoWait|Miss';
column wt format 99990 heading 'Wait|Time|(s)';
select b.name name
, e.gets - b.gets gets
, to_number(decode(e.gets, b.gets, null,
(e.misses - b.misses) * 100/(e.gets - b.gets))) missed
, to_number(decode(e.misses, b.misses, null,
(e.sleeps - b.sleeps)/(e.misses - b.misses))) sleeps
, (e.wait_time - b.wait_time)/1000000 wt
, e.immediate_gets - b.immediate_gets nowai
, to_number(decode(e.immediate_gets,
b.immediate_gets, null,
(e.immediate_misses - b.immediate_misses) * 100 /
(e.immediate_gets - b.immediate_gets))) imiss
from stats$latch b
, stats$latch e
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.dbid = e.dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.instance_number = e.instance_number
and b.name = e.name
and ( e.gets - b.gets
+ e.immediate_gets - b.immediate_gets
) > 0
order by b.name;
--
-- Latch Sleep breakdown
ttitle lef 'Latch Sleep breakdown '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> ordered by misses desc' -
skip 2;
column gets clear;
column name format a26 heading 'Latch Name' trunc;
column gets format 99,999,999,990 heading 'Get|Requests';
column sleeps format 99,999,990 heading 'Sleeps';
column spin_gets format 99,999,990 heading 'Spin|Gets';
column misses format 999,999,990 heading 'Misses';
select b.name name
, e.gets - b.gets gets
, e.misses - b.misses misses
, e.sleeps - b.sleeps sleeps
, e.spin_gets - b.spin_gets spin_gets
from stats$latch b
, stats$latch e
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.dbid = e.dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.instance_number = e.instance_number
and b.name = e.name
and e.sleeps - b.sleeps > 0
order by misses desc;
--
-- Latch Miss sources
ttitle lef 'Latch Miss Sources '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> only latches with sleeps are shown' -
skip 1 -
lef '-> ordered by name, sleeps desc' -
skip 2;
column parent format a24 heading 'Latch Name' trunc;
column where_from format a26 heading 'Where' trunc;
column nwmisses format 99,990 heading 'NoWait|Misses';
column sleeps format 9,999,990 heading ' Sleeps';
column waiter_sleeps format 999,999 heading 'Waiter|Sleeps';
select e.parent_name parent
, e.where_in_code where_from
, e.nwfail_count - nvl(b.nwfail_count,0) nwmisses
, e.sleep_count - nvl(b.sleep_count,0) sleeps
, e.wtr_slp_count - nvl(b.wtr_slp_count,0) waiter_sleeps
from stats$latch_misses_summary b
, stats$latch_misses_summary e
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.dbid(+) = e.dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.instance_number(+) = e.instance_number
and b.parent_name(+) = e.parent_name
and b.where_in_code(+) = e.where_in_code
and e.sleep_count > nvl(b.sleep_count,0)
order by e.parent_name, sleeps desc;
--
-- Parent Latch
ttitle lef 'Parent Latch Statistics ' -
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> only latches with sleeps are shown' -
skip 1 -
lef '-> ordered by name' -
skip 2;
column name format a29 heading 'Latch Name' trunc;
select l.name parent
, lp.gets
, lp.misses
, lp.sleeps
, lp.spin_gets
from (select e.instance_number, e.dbid, e.snap_id, e.latch#
, e.gets - b.gets gets
, e.misses - b.misses misses
, e.sleeps - b.sleeps sleeps
, e.spin_gets - b.spin_gets spin_gets
from stats$latch_parent b
, stats$latch_parent e
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.dbid = e.dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.instance_number = e.instance_number
and b.latch# = e.latch#
and e.sleeps - b.sleeps > 0
) lp
, stats$latch l
where l.snap_id = lp.snap_id
and l.dbid = lp.dbid
and l.instance_number = lp.instance_number
and l.latch# = lp.latch#
order by name;
--
-- Latch Children
ttitle lef 'Child Latch Statistics ' -
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> only latches with sleeps/gets > 1/100000 are shown' -
skip 1 -
lef '-> ordered by name, gets desc' -
skip 2;
column name format a22 heading 'Latch Name' trunc;
column child format 999999 heading 'Child|Num';
column gets format 999,999,990 heading 'Get|Requests';
column spin_gets format 99,999,990 heading 'Spin|Gets';
select l.name
, lc.child
, lc.gets
, lc.misses
, lc.sleeps
, lc.spin_gets
from (select /*+ ordered use_hash(b) */
e.instance_number, e.dbid, e.snap_id, e.latch#
, e.child# child
, e.gets - b.gets gets
, e.misses - b.misses misses
, e.sleeps - b.sleeps sleeps
, e.spin_gets - b.spin_gets spin_gets
from stats$latch_children e
, stats$latch_children b
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.dbid = e.dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.instance_number = e.instance_number
and b.latch# = e.latch#
and b.child# = e.child#
and e.sleeps - b.sleeps > 0
and (e.sleeps - b.sleeps)
/ (e.gets - b.gets) > .00001
) lc
, stats$latch l
where l.snap_id = lc.snap_id
and l.dbid = lc.dbid
and l.instance_number = lc.instance_number
and l.latch# = lc.latch#
order by name, gets desc;
--
-- Mutex Statistics
ttitle lef 'Mutex Sleep '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> ordered by Wait Time desc' -
skip 2;
column mux format a18 heading 'Mutex Type' trunc;
column loc format a32 heading 'Location' trunc;
column sleeps format 9,999,999,990 heading 'Sleeps';
column wt format 9,999,990.9 heading 'Wait |Time (s)';
select e.mutex_type mux
, e.location loc
, e.sleeps - nvl(b.sleeps, 0) sleeps
, (e.wait_time - nvl(b.wait_time, 0))/&ustos wt
from stats$mutex_sleep b
, stats$mutex_sleep e
where b.snap_id(+) = :bid
and e.snap_id = :eid
and e.dbid = :dbid
and b.dbid(+) = e.dbid
and e.instance_number = :inst_num
and b.instance_number(+) = e.instance_number
and b.mutex_type(+) = e.mutex_type
and b.location(+) = e.location
and e.sleeps - nvl(b.sleeps, 0) > 0
order by e.wait_time - nvl(b.wait_time, 0) desc;
--
-- Segment Statistics
-- Logical Reads
ttitle lef 'Segments by Logical Reads ' -
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> End Segment Logical Reads Threshold: ' format 99999999 eslr -
skip 1 -
'-> Pct Total shows % of logical reads for each top segment compared with total' -
skip 1 -
' logical reads for all segments captured by the Snapshot' -
skip 2;
column owner heading "Owner" format a10 trunc
column tablespace_name heading "Tablespace" format a10 trunc
column object_name heading "Object Name" format a20 trunc
column subobject_name heading "Subobject|Name" format a12 trunc
column object_type heading "Obj.|Type" format a5 trunc
col ratio heading " Pct|Total" format a5
column logical_reads heading "Logical|Reads" format 999,999,999
select n.owner
, n.tablespace_name
, n.object_name
, case when length(n.subobject_name) < 11 then
n.subobject_name
else
substr(n.subobject_name,length(n.subobject_name)-9)
end subobject_name
, n.object_type
, r.logical_reads
, substr(to_char(r.ratio * 100,'999.9MI'), 1, 5) ratio
from stats$seg_stat_obj n
, (select *
from (select e.dataobj#
, e.obj#
, e.ts#
, e.dbid
, e.logical_reads - nvl(b.logical_reads, 0) logical_reads
, ratio_to_report(e.logical_reads - nvl(b.logical_reads, 0)) over () ratio
from stats$seg_stat e
, stats$seg_stat b
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.ts#(+) = e.ts#
and b.obj#(+) = e.obj#
and b.dataobj#(+) = e.dataobj#
and e.logical_reads - nvl(b.logical_reads, 0) > 0
order by logical_reads desc) d
where rownum <= &&top_n_segstat) r
where n.dataobj# = r.dataobj#
and n.obj# = r.obj#
and n.ts# = r.ts#
and n.dbid = r.dbid
and 7 <= (select snap_level from stats$snapshot where snap_id = :bid and dbid = :dbid and instance_number = :inst_num )
order by logical_reads desc;
-- Physical Reads
set newpage 2
ttitle lef 'Segments by Physical Reads '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> End Segment Physical Reads Threshold: ' espr -
skip 2
column physical_reads heading "Physical|Reads" format 999,999,999
select n.owner
, n.tablespace_name
, n.object_name
, case when length(n.subobject_name) < 11 then
n.subobject_name
else
substr(n.subobject_name,length(n.subobject_name)-9)
end subobject_name
, n.object_type
, r.physical_reads
, substr(to_char(r.ratio * 100,'999.9MI'), 1, 5) ratio
from stats$seg_stat_obj n
, (select *
from (select e.dataobj#
, e.obj#
, e.ts#
, e.dbid
, e.physical_reads - nvl(b.physical_reads, 0) physical_reads
, ratio_to_report(e.physical_reads - nvl(b.physical_reads, 0)) over () ratio
from stats$seg_stat e
, stats$seg_stat b
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.ts#(+) = e.ts#
and b.obj#(+) = e.obj#
and b.dataobj#(+) = e.dataobj#
and e.physical_reads - nvl(b.physical_reads, 0) > 0
order by physical_reads desc) d
where rownum <= &&top_n_segstat) r
where n.dataobj# = r.dataobj#
and n.obj# = r.obj#
and n.ts# = r.ts#
and n.dbid = r.dbid
and 7 <= (select snap_level from stats$snapshot where snap_id = :bid and dbid = :dbid and instance_number = :inst_num )
order by physical_reads desc;
-- Row Lock Waits
set newpage 0
ttitle lef 'Segments by Row Lock Waits '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> End Segment Row Lock Waits Threshold: ' esrl -
skip 2
column row_lock_waits heading "Row|Lock|Waits" format 999,999,999
select n.owner
, n.tablespace_name
, n.object_name
, case when length(n.subobject_name) < 11 then
n.subobject_name
else
substr(n.subobject_name,length(n.subobject_name)-9)
end subobject_name
, n.object_type
, r.row_lock_waits
, substr(to_char(r.ratio * 100,'999.9MI'), 1, 5) ratio
from stats$seg_stat_obj n
, (select *
from (select e.dataobj#
, e.obj#
, e.ts#
, e.dbid
, e.row_lock_waits - nvl(b.row_lock_waits, 0) row_lock_waits
, ratio_to_report(e.row_lock_waits - nvl(b.row_lock_waits, 0)) over () ratio
from stats$seg_stat e
, stats$seg_stat b
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.ts#(+) = e.ts#
and b.obj#(+) = e.obj#
and b.dataobj#(+) = e.dataobj#
and e.row_lock_waits - nvl(b.row_lock_waits, 0) > 0
order by row_lock_waits desc) d
where rownum <= &&top_n_segstat) r
where n.dataobj# = r.dataobj#
and n.obj# = r.obj#
and n.ts# = r.ts#
and n.dbid = r.dbid
and 7 <= (select snap_level from stats$snapshot where snap_id = :bid and dbid = :dbid and instance_number = :inst_num )
order by row_lock_waits desc;
-- ITL Waits
set newpage 2
ttitle lef 'Segments by ITL Waits ' -
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> End Segment ITL Waits Threshold: ' esiw -
skip 2
column itl_waits heading "ITL|Waits" format 999,999,999
select n.owner
, n.tablespace_name
, n.object_name
, n.subobject_name
, n.object_type
, r.itl_waits
, substr(to_char(r.ratio * 100,'999.9MI'), 1, 5) ratio
from stats$seg_stat_obj n
, (select *
from (select e.dataobj#
, e.obj#
, e.ts#
, e.dbid
, e.itl_waits - nvl(b.itl_waits, 0) itl_waits
, ratio_to_report(e.itl_waits - nvl(b.itl_waits, 0)) over () ratio
from stats$seg_stat e
, stats$seg_stat b
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.ts#(+) = e.ts#
and b.obj#(+) = e.obj#
and b.dataobj#(+) = e.dataobj#
and e.itl_waits - nvl(b.itl_waits, 0) > 0
order by itl_waits desc) d
where rownum <= &&top_n_segstat) r
where n.dataobj# = r.dataobj#
and n.obj# = r.obj#
and n.ts# = r.ts#
and n.dbid = r.dbid
and 7 <= (select snap_level from stats$snapshot where snap_id = :bid and dbid = :dbid and instance_number = :inst_num )
order by itl_waits desc;
-- Buffer Busy Waits
set newpage 2
ttitle lef 'Segments by Buffer Busy Waits '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> End Segment Buffer Busy Waits Threshold: ' esbb -
skip 2
column buffer_busy_waits heading "Buffer|Busy|Waits" format 999,999,999
select n.owner
, n.tablespace_name
, n.object_name
, case when length(n.subobject_name) < 11 then
n.subobject_name
else
substr(n.subobject_name,length(n.subobject_name)-9)
end subobject_name
, n.object_type
, r.buffer_busy_waits
, substr(to_char(r.ratio * 100,'999.9MI'), 1, 5) ratio
from stats$seg_stat_obj n
, (select *
from (select e.dataobj#
, e.obj#
, e.ts#
, e.dbid
, e.buffer_busy_waits - nvl(b.buffer_busy_waits, 0) buffer_busy_waits
, ratio_to_report(e.buffer_busy_waits - nvl(b.buffer_busy_waits, 0)) over () ratio
from stats$seg_stat e
, stats$seg_stat b
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.ts#(+) = e.ts#
and b.obj#(+) = e.obj#
and b.dataobj#(+) = e.dataobj#
and e.buffer_busy_waits - nvl(b.buffer_busy_waits, 0) > 0
order by buffer_busy_waits desc) d
where rownum <= &&top_n_segstat) r
where n.dataobj# = r.dataobj#
and n.obj# = r.obj#
and n.ts# = r.ts#
and n.dbid = r.dbid
and 7 <= (select snap_level from stats$snapshot where snap_id = :bid and dbid = :dbid and instance_number = :inst_num )
order by buffer_busy_waits desc;
-- GC Buffer Busy Waits
set newpage 0
ttitle lef 'Segments by Global Cache Buffer Busy Waits '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> There is no specific Threshold for Segment GC Buffer Busy Waits'-
skip 2
column gc_buffer_busy heading "GC Buffer|Busy|Waits" format 999,999,999
select n.owner
, n.tablespace_name
, n.object_name
, case when length(n.subobject_name) < 11 then
n.subobject_name
else
substr(n.subobject_name,length(n.subobject_name)-9)
end subobject_name
, n.object_type
, r.gc_buffer_busy
, substr(to_char(r.ratio * 100,'999.9MI'), 1, 5) ratio
from stats$seg_stat_obj n
, (select *
from (select e.dataobj#
, e.obj#
, e.ts#
, e.dbid
, e.gc_buffer_busy - nvl(b.gc_buffer_busy, 0) gc_buffer_busy
, ratio_to_report(e.gc_buffer_busy - nvl(b.gc_buffer_busy, 0)) over () ratio
from stats$seg_stat e
, stats$seg_stat b
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.ts#(+) = e.ts#
and b.obj#(+) = e.obj#
and b.dataobj#(+) = e.dataobj#
and e.gc_buffer_busy - nvl(b.gc_buffer_busy, 0) > 0
order by gc_buffer_busy desc) d
where rownum <= &&top_n_segstat) r
where n.dataobj# = r.dataobj#
and n.obj# = r.obj#
and n.ts# = r.ts#
and n.dbid = r.dbid
and 7 <= (select snap_level from stats$snapshot where snap_id = :bid and dbid = :dbid and instance_number = :inst_num )
order by gc_buffer_busy desc;
-- CR Blocks Received (was Served in versions prior to 10g)
set newpage 2
ttitle lef 'Segments by CR Blocks Received ' -
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> End Global Cache CR Blocks Received Threshold: ' ecrb -
skip 2
column cr_blocks_received heading "CR|Blocks|Recevd" format 999,999,999
select n.owner
, n.tablespace_name
, n.object_name
, case when length(n.subobject_name) < 11 then
n.subobject_name
else
substr(n.subobject_name,length(n.subobject_name)-9)
end subobject_name
, n.object_type
, r.cr_blocks_received
, substr(to_char(r.ratio * 100,'999.9MI'), 1, 5) ratio
from stats$seg_stat_obj n
, (select *
from (select e.dataobj#
, e.obj#
, e.ts#
, e.dbid
, e.gc_cr_blocks_received-nvl(b.gc_cr_blocks_received, 0) cr_blocks_received
, ratio_to_report(e.gc_cr_blocks_received - nvl(b.gc_cr_blocks_received, 0)) over () ratio
from stats$seg_stat e
, stats$seg_stat b
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.ts#(+) = e.ts#
and b.obj#(+) = e.obj#
and b.dataobj#(+) = e.dataobj#
and e.gc_cr_blocks_received-nvl(b.gc_cr_blocks_received,0)>0
order by cr_blocks_received desc) d
where rownum <= &&top_n_segstat) r
where n.dataobj# = r.dataobj#
and n.obj# = r.obj#
and n.ts# = r.ts#
and n.dbid = r.dbid
and 7 <= (select snap_level from stats$snapshot where snap_id = :bid and dbid = :dbid and instance_number = :inst_num )
and :para ='YES'
order by cr_blocks_received desc;
-- Current Blocks Received (was Served in versions prior to 10g)
set newpage 2
ttitle lef 'Segments By Current Blocks Received ' -
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> End Global Cache CU Blocks Received Threshold: ' ecub -
skip 2
column cu_blocks_received heading "CU|Blocks|Recevd" format 999,999,999
select n.owner
, n.tablespace_name
, n.object_name
, case when length(n.subobject_name) < 11 then
n.subobject_name
else
substr(n.subobject_name,length(n.subobject_name)-9)
end subobject_name
, n.object_type
, r.cu_blocks_received
, substr(to_char(r.ratio * 100,'999.9MI'), 1, 5) ratio
from stats$seg_stat_obj n
, (select *
from (select e.dataobj#
, e.obj#
, e.ts#
, e.dbid
, e.gc_current_blocks_received-nvl(b.gc_current_blocks_received, 0) cu_blocks_received
, ratio_to_report(e.gc_current_blocks_received - nvl(b.gc_current_blocks_received, 0)) over () ratio
from stats$seg_stat e
, stats$seg_stat b
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.ts#(+) = e.ts#
and b.obj#(+) = e.obj#
and b.dataobj#(+) = e.dataobj#
and e.gc_current_blocks_received-nvl(b.gc_current_blocks_received,0)>0
order by cu_blocks_received desc) d
where rownum <= &&top_n_segstat) r
where n.dataobj# = r.dataobj#
and n.obj# = r.obj#
and n.ts# = r.ts#
and n.dbid = r.dbid
and 7 <= (select snap_level from stats$snapshot where snap_id = :bid and dbid = :dbid and instance_number = :inst_num )
and :para ='YES'
order by cu_blocks_received desc;
set newpage 0
--
-- Dictionary Cache
ttitle lef 'Dictionary Cache Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '->"Pct Misses" should be very low (< 2% in most cases)'-
skip 1 -
lef '->"Final Usage" is the number of cache entries being used in End Snapshot'-
skip 2;
column param format a25 heading 'Cache' trunc;
column gets format 999,999,990 heading 'Get|Requests';
column getm format 990.9 heading 'Pct|Miss';
column scans format 99,990 heading 'Scan|Reqs';
column scanm format 90.9 heading 'Pct|Miss';
column mods format 999,990 heading 'Mod|Reqs';
column usage format 9,999,990 heading 'Final|Usage';
select lower(b.parameter) param
, e.gets - b.gets gets
, to_number(decode(e.gets,b.gets,null,
(e.getmisses - b.getmisses) * 100/(e.gets - b.gets))) getm
, e.scans - b.scans scans
, to_number(decode(e.scans,b.scans,null,
(e.scanmisses - b.scanmisses) * 100/(e.scans - b.scans))) scanm
, e.modifications - b.modifications mods
, e.usage usage
from stats$rowcache_summary b
, stats$rowcache_summary e
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.dbid = e.dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.instance_number = e.instance_number
and b.parameter = e.parameter
and e.gets - b.gets > 0
order by param;
ttitle off;
set newpage 2;
column dreq format 999,999,999 heading 'GES|Requests'
column dcon format 999,999,999 heading 'GES|Conflicts'
column drel format 999,999,999 heading 'GES|Releases'
select lower(b.parameter) param
, e.dlm_requests - b.dlm_requests dreq
, e.dlm_conflicts - b.dlm_conflicts dcon
, e.dlm_releases - b.dlm_releases drel
from stats$rowcache_summary b
, stats$rowcache_summary e
where b.snap_id = :bid
and e.snap_id = :eid
and b.dbid = :dbid
and e.dbid = :dbid
and b.dbid = e.dbid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.instance_number = e.instance_number
and b.parameter = e.parameter
and e.dlm_requests - b.dlm_requests > 0
and :para = 'YES'
order by param;
--
-- Library Cache
set newpage 2;
ttitle lef 'Library Cache Activity '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'->"Pct Misses" should be very low ' skip 2;
column namespace heading 'Namespace';
column gets format 999,999,990 heading 'Get|Requests';
column pins format 9,999,999,990 heading 'Pin|Requests' just c;
column getm format 990.9 heading 'Pct|Miss' just c;
column pinm format 990.9 heading 'Pct|Miss' just c;
column reloads format 9,999,990 heading 'Reloads';
column inv format 999,990 heading 'Invali-|dations';
select e.namespace
, e.gets - b.gets gets
, to_number(decode(e.gets,b.gets,null,
100 - (e.gethits - b.gethits) * 100/(e.gets - b.gets))) getm
, e.pins - b.pins pins
, to_number(decode(e.pins,b.pins,null,
100 - (e.pinhits - b.pinhits) * 100/(e.pins - b.pins))) pinm
, e.reloads - b.reloads reloads
, e.invalidations - b.invalidations inv
from stats$librarycache b
, stats$librarycache e
where b.snap_id = :bid
and e.snap_id = :eid
and e.dbid = :dbid
and b.dbid = e.dbid
and e.instance_number = :inst_num
and b.instance_number = e.instance_number
and b.namespace = e.namespace
and e.gets - b.gets > 0;
ttitle off;
set newpage 2;
column dlreq format 999,999,999 heading 'GES Lock|Requests';
column dpreq format 999,999,999 heading 'GES Pin|Requests';
column dprel format 999,999,999 heading 'GES Pin|Releases';
column direq format 99,999,999 heading 'GES Inval|Requests'
column dinv format 99,999,999 heading 'GES Invali-|dations';
select e.namespace
, e.dlm_lock_requests - b.dlm_lock_requests dlreq
, e.dlm_pin_requests - b.dlm_pin_requests dpreq
, e.dlm_pin_releases - b.dlm_pin_releases dprel
, e.dlm_invalidation_requests - b.dlm_invalidation_requests direq
, e.dlm_invalidations - b.dlm_invalidations dinv
from stats$librarycache b
, stats$librarycache e
where b.snap_id = :bid
and e.snap_id = :eid
and e.dbid = :dbid
and b.dbid = e.dbid
and e.instance_number = :inst_num
and b.instance_number = e.instance_number
and b.namespace = e.namespace
and e.gets - b.gets > 0
and :para = 'YES';
set newpage 0;
--
-- Miscellaneous GES RAC Statistics
ttitle lef 'Global Enqueue Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 2;
column st format a33 heading 'Statistic' trunc;
column dif format 999,999,999,990 heading 'Total';
column ps format 9,999,990.9 heading 'per Second';
column pt format 9,999,990.9 heading 'per Trans';
select b.name st
, e.value - b.value dif
, round(e.value - b.value)/:ela ps
, round(e.value - b.value)/:tran pt
from stats$dlm_misc b
, stats$dlm_misc e
where b.snap_id = :bid
and e.snap_id = :eid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.dbid = :dbid
and e.dbid = :dbid
and e.statistic# = b.statistic#
and :para = 'YES'
order by b.name;
--
-- CR Blocks Served Statistics (RAC)
ttitle lef 'Global CR Served Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 2;
set heading off;
column nl format a30 newline
column val format 9,999,999,999,990
select 'Statistic Total'
, '------------------------------' nl
, '------------------'
, 'CR Block Requests ' nl
, e.cr_requests - b.cr_requests val
, 'CURRENT Block Requests ' nl
, e.current_requests - b.current_requests val
, 'Data Block Requests ' nl
, e.data_requests - b.data_requests val
, 'Undo Block Requests ' nl
, e.undo_requests - b.undo_requests val
, 'TX Block Requests ' nl
, e.tx_requests - b.tx_requests val
, 'Current Results ' nl
, e.current_results - b.current_results val
, 'Private results ' nl
, e.private_results - b.private_results val
, 'Zero Results ' nl
, e.zero_results - b.zero_results val
, 'Disk Read Results ' nl
, e.disk_read_results -b.disk_read_results val
, 'Fail Results ' nl
, e.fail_results - b.fail_results val
, 'Fairness Down Converts ' nl
, e.fairness_down_converts - b.fairness_down_converts val
, 'Fairness Clears ' nl
, e.fairness_clears - b.fairness_clears val
, 'Free GC Elements ' nl
, e.free_gc_elements - b.free_gc_elements val
, 'Flushes ' nl
, e.flushes - b.flushes val
, 'Flushes Queued ' nl
, e.flushes_queued - b.flushes_queued val
, 'Flush Queue Full ' nl
, e.flush_queue_full - b.flush_queue_full val
, 'Flush Max Time (us) ' nl
, e.flush_max_time - b.flush_max_time val
, 'Light Works ' nl
, e.light_works - b.light_works val
, 'Errors ' nl
, e.errors - b.errors val
from stats$cr_block_server b
, stats$cr_block_server e
where b.snap_id = :bid
and e.snap_id = :eid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.dbid = :dbid
and e.dbid = :dbid
and :para = 'YES';
set newpage 2;
--
-- CURRENT Blocks Served Statistics (RAC)
ttitle lef 'Global CURRENT Served Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
'-> Pins = CURRENT Block Pin Operations' -
skip 1 -
'-> Flushes = Redo Flush before CURRENT Block Served Operations' -
skip 1 -
'-> Writes = CURRENT Block Fusion Write Operations' -
skip 2;
column tot format 999,999,990
column stat newline
select 'Statistic '
, ' Total'
, ' % <1ms'
, ' % <10ms'
, '% <100ms'
, ' % <1s'
, ' % <10s'
, '----------- ----------- -------- -------- -------- -------- --------'
, 'Pins ' stat
, pins tot
, lpad(to_char(decode(pins,0,0,100*pin1/pins),'990.99'),8,' ')
, lpad(to_char(decode(pins,0,0,100*pin10/pins),'990.99'),8,' ')
, lpad(to_char(decode(pins,0,0,100*pin100/pins),'990.99'),8,' ')
, lpad(to_char(decode(pins,0,0,100*pin1000/pins),'990.99'),8,' ')
, lpad(to_char(decode(pins,0,0,100*pin10000/pins),'990.99'),8,' ')
, 'Flushes ' stat
, flushes tot
, lpad(to_char(decode(flushes,0,0,100*flush1/flushes),'990.99'),8,' ')
, lpad(to_char(decode(flushes,0,0,100*flush10/flushes),'990.99'),8,' ')
, lpad(to_char(decode(flushes,0,0,100*flush100/flushes),'990.99'),8,' ')
, lpad(to_char(decode(flushes,0,0,100*flush1000/flushes),'990.99'),8,' ')
, lpad(to_char(decode(flushes,0,0,100*flush10000/flushes),'990.99'),8,' ')
, 'Writes ' stat
, writes tot
, lpad(to_char(decode(writes,0,0,100*write1/writes),'990.99'),8,' ')
, lpad(to_char(decode(writes,0,0,100*write10/writes),'990.99'),8,' ')
, lpad(to_char(decode(writes,0,0,100*write100/writes),'990.99'),8,' ')
, lpad(to_char(decode(writes,0,0,100*write1000/writes),'990.99'),8,' ')
, lpad(to_char(decode(writes,0,0,100*write10000/writes),'990.99'),8,' ')
from (select (e.pin1+e.pin10+e.pin100+e.pin1000+e.pin10000 -
(b.pin1+b.pin10+b.pin100+b.pin1000+b.pin10000)
) pins
, e.pin1 - b.pin1 pin1
, e.pin10 - b.pin10 pin10
, e.pin100 - b.pin100 pin100
, e.pin1000 - b.pin1000 pin1000
, e.pin10000 - b.pin10000 pin10000
, (e.flush1+e.flush10+e.flush100+e.flush1000+e.flush10000 -
(b.flush1+b.flush10+b.flush100+b.flush1000+b.flush10000)
) flushes
, e.flush1 - b.flush1 flush1
, e.flush10 - b.flush10 flush10
, e.flush100 - b.flush100 flush100
, e.flush1000 - b.flush1000 flush1000
, e.flush10000 - b.flush10000 flush10000
, (e.write1+e.write10+e.write100+e.write1000+e.write10000 -
(b.write1+b.write10+b.write100+b.write1000+b.write10000)
) writes
, e.write1 - b.write1 write1
, e.write10 - b.write10 write10
, e.write100 - b.write100 write100
, e.write1000 - b.write1000 write1000
, e.write10000 - b.write10000 write10000
from stats$current_block_server b
, stats$current_block_server e
where b.snap_id = :bid
and e.snap_id = :eid
and b.instance_number = :inst_num
and e.instance_number = :inst_num
and b.dbid = :dbid
and e.dbid = :dbid
and :para = 'YES');
--
-- Cache Transfer Statistics (RAC)
ttitle lef 'Global Cache Transfer Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> Immediate (Immed) - Block Transfer NOT impacted by Remote Processing Delays' -
skip 1 -
lef ' Busy (Busy) - Block Transfer impacted by Remote Contention' -
skip 1 -
lef ' Congested (Congst) - Block Transfer impacted by Remote System Load' -
skip 1 -
'-> ordered by CR + Current Blocks Received desc' -
skip 2 -
' -------------- CR ------------- ----------- Current -----------';
set heading on;
column inst format 990 heading 'Inst|No'
column class format a8 heading 'Block|Class' trunc
column totcr format 99,999,990 heading 'Blocks|Received'
column totcu format 99,999,990 heading 'Blocks|Received'
column blkimm format 999.9 heading '%|Immed'
column blkbus format 999.9 heading '%|Busy'
column blkcgt format 999.9 heading '%|Congst'
--
-- Transfer Cache Statistics detailed per instance
-- Report only if define variable cache_xfer_per_instance = 'Y'
with instance_cache_transfer as (
select snap_id
, instance
, case when class in ('data block', 'undo header', 'undo block')
then class
else 'others' end as class
, sum(cr_block) cr_block
, sum(cr_busy) cr_busy
, sum(cr_congested) cr_congested
, sum(current_block) current_block
, sum(current_busy) current_busy
, sum(current_congested) current_congested
, sum(cr_block) + sum(cr_busy) + sum(cr_congested) totcr
, sum(current_block) + sum(current_busy) + sum(current_congested) totcu
from stats$instance_cache_transfer
where instance_number = :inst_num
and dbid = :dbid
and '&&cache_xfer_per_instance' = 'Y'
and :para = 'YES'
group by snap_id
, instance
, case when class in ('data block', 'undo header', 'undo block')
then class
else 'others' end)
select e.instance inst
, e.class class
, e.totcr - nvl(b.totcr , 0) totcr
, decode(e.totcr-nvl(b.totcr, 0), 0, to_number(NULL), (e.cr_block-nvl(b.cr_block, 0))*100/(e.totcr-nvl(b.totcr, 0))) blkimm
, decode(e.totcr-nvl(b.totcr, 0), 0, to_number(NULL), (e.cr_busy -nvl(b.cr_busy, 0))*100/(e.totcr-nvl(b.totcr, 0))) blkbus
, decode(e.totcr-nvl(b.totcr,0),0,to_number(NULL),(e.cr_congested-nvl(b.cr_congested, 0))*100/(e.totcr-nvl(b.totcr,0))) blkcgt
, e.totcu - nvl(b.totcu , 0) totcu
, decode(e.totcu-nvl(b.totcu, 0), 0, to_number(NULL), (e.current_block-nvl(b.current_block, 0))*100/(e.totcu-nvl(b.totcu, 0))) blkimm
, decode(e.totcu-nvl(b.totcu, 0), 0, to_number(NULL), (e.current_busy -nvl(b.current_busy, 0))*100/(e.totcu-nvl(b.totcu, 0))) blkbus
, decode(e.totcu-nvl(b.totcu,0),0,to_number(NULL),(e.current_congested-nvl(b.current_congested, 0))*100/(e.totcu-nvl(b.totcu,0))) blkcgt
from (select * from instance_cache_transfer
where snap_id = :bid) b
, (select * from instance_cache_transfer
where snap_id = :eid) e
where b.class(+) = e.class
and b.instance(+) = e.instance
and e.totcr + e.totcu - nvl(b.totcr, 0) - nvl(b.totcu, 0) > 0
order by totcr + totcu desc;
--
-- Transfer Cache Statistics aggregated per class
-- Report only if define variable cache_xfer_per_instance = 'N'
column class format a12
with class_cache_transfer as (
select snap_id
, case when class in ('data block', 'undo header', 'undo block')
then class
else 'others' end as class
, sum(cr_block) cr_block
, sum(cr_busy) cr_busy
, sum(cr_congested) cr_congested
, sum(current_block) current_block
, sum(current_busy) current_busy
, sum(current_congested) current_congested
, sum(cr_block) + sum(cr_busy) + sum(cr_congested) totcr
, sum(current_block) + sum(current_busy) + sum(current_congested) totcu
from stats$instance_cache_transfer
where instance_number = :inst_num
and dbid = :dbid
and '&&cache_xfer_per_instance' = 'N'
and :para = 'YES'
group by snap_id
, case when class in ('data block', 'undo header', 'undo block')
then class
else 'others' end)
select e.class
, e.totcr - nvl(b.totcr , 0) totcr
, decode(e.totcr-nvl(b.totcr, 0), 0, to_number(NULL), (e.cr_block-nvl(b.cr_block, 0))*100/(e.totcr-nvl(b.totcr, 0))) blkimm
, decode(e.totcr-nvl(b.totcr, 0), 0, to_number(NULL), (e.cr_busy-nvl(b.cr_busy, 0))*100/(e.totcr-nvl(b.totcr, 0))) blkbus
, decode(e.totcr-nvl(b.totcr,0),0,to_number(NULL),(e.cr_congested-nvl(b.cr_congested, 0))*100/(e.totcr-nvl(b.totcr,0))) blkcgt
, e.totcu - nvl(b.totcu , 0) totcu
, decode(e.totcu-nvl(b.totcu, 0), 0, to_number(NULL), (e.current_block-nvl(b.current_block, 0))*100/(e.totcu-nvl(b.totcu, 0))) blkimm
, decode(e.totcu-nvl(b.totcu, 0), 0, to_number(NULL), (e.current_busy-nvl(b.current_busy, 0))*100/(e.totcu-nvl(b.totcu, 0))) blkbus
, decode(e.totcu-nvl(b.totcu,0),0,to_number(NULL),(e.current_congested-nvl(b.current_congested, 0))*100/(e.totcu-nvl(b.totcu,0))) blkcgt
from (select * from class_cache_transfer
where snap_id = :bid) b
, (select * from class_cache_transfer
where snap_id = :eid) e
where b.class(+) = e.class
and (e.totcr + e.totcu - nvl(b.totcr, 0) - nvl(b.totcu, 0)) > 0
order by totcr + totcu desc;
set newpage 0;
--
-- Remastering Stats
set heading off;
ttitle lef 'Dynamic Remastering Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 2;
column numX format 9,999,999,990
column numXX format 99,999,990.9
select ' Remaster Operations:' ch25n
, e.remaster_ops - nvl(b.remaster_ops, 0) numX
, ' Remaster Time(s):' ch20
, (e.remaster_time - nvl(b.remaster_time, 0))/&cstos numXX
, ' Remastered Objects:' ch25n
, e.remastered_objects - nvl(b.remastered_objects, 0) numX
, ' Quiesce Time(s):' ch20
, (e.quiesce_time - nvl(b.quiesce_time, 0))/&cstos numXX
, ' Affinity Objects (Beg):' ch25n
, b.current_objects numX
, ' Freeze Time(s):' ch20
, (e.freeze_time - nvl(b.freeze_time, 0))/&cstos numXX
, ' Affinity Objects (End):' ch25n
, e.current_objects numX
, ' Cleanup Time(s):' ch20
, (e.cleanup_time - nvl(b.cleanup_time, 0))/&cstos numXX
, ' Replayed Locks Sent:' ch25n
, e.replayed_locks_sent - nvl(b.replayed_locks_sent, 0) numX
, ' Replay Time(s):' ch20
, (e.replay_time - nvl(b.replay_time, 0))/&cstos numXX
, ' Replayed Locks Recvd:' ch25n
, e.replayed_locks_received - nvl(b.replayed_locks_received, 0) numX
, ' Fixwrite Time(s):' ch20
, (e.fixwrite_time - nvl(b.fixwrite_time, 0))/&cstos numXX
, ' Resources Cleaned:' ch25n
, e.resources_cleaned - nvl(b.resources_cleaned, 0) numX
, ' Sync Time(s):' ch20
, (e.sync_time - nvl(b.sync_time, 0))/&cstos numXX
from stats$dynamic_remaster_stats b
, stats$dynamic_remaster_stats e
where b.snap_id(+) = :bid
and e.snap_id = :eid
and e.dbid = :dbid
and b.dbid(+) = e.dbid
and e.instance_number = :inst_num
and b.instance_number(+) = e.instance_number
and e.remaster_ops - nvl(b.remaster_ops, 0) > 0;
set heading on;
--
-- Streams
ttitle lef 'Streams Capture '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> * indicates Capture process (re)started between Begin/End snaps' -
skip 1 -
lef '-> Top &&streams_top_n ordered by Messages Queued desc' -
skip 2;
col capture_name format a20 trunc heading 'Capture Name'
col a heading '*'
col capture_rate format 9,999 heading 'Captured|Msg/s' just c
col enqueue_rate format 9,999 heading 'Enq|Msg/s' just c
col pct_capture format 999 heading 'Capt|Time %' just c
col pct_lcr format 999 heading 'Msg|Creatn|Time %' just c
col pct_rule format 999 heading 'Rule|Time %' just c
col pct_enqueue format 999 heading 'Enq|Time %' just c
col pct_redo_wait format 999 heading 'Redo|Wait|Time %' just c
col pct_pause format 999 heading 'Pause|Time %' just c
select capture_name
, a
, total_messages_captured/:ela capture_rate
, total_messages_enqueued/:ela enqueue_rate
, elapsed_capture_time
/ ( elapsed_capture_time + elapsed_lcr_time + elapsed_rule_time +
elapsed_enqueue_time + elapsed_redo_wait_time + elapsed_pause_time +
.0000001
)
* 100 pct_capture
, elapsed_lcr_time
/ (elapsed_capture_time + elapsed_lcr_time + elapsed_rule_time +
elapsed_enqueue_time + elapsed_redo_wait_time + elapsed_pause_time +
.0000001
)
* 100 pct_lcr
, elapsed_rule_time
/ (elapsed_capture_time + elapsed_lcr_time + elapsed_rule_time +
elapsed_enqueue_time + elapsed_redo_wait_time + elapsed_pause_time +
.0000001)
* 100 pct_rule
, elapsed_enqueue_time
/ (elapsed_capture_time + elapsed_lcr_time + elapsed_rule_time +
elapsed_enqueue_time + elapsed_redo_wait_time + elapsed_pause_time +
.0000001)
* 100 pct_enqueue
, elapsed_redo_wait_time
/ (elapsed_capture_time + elapsed_lcr_time + elapsed_rule_time +
elapsed_enqueue_time + elapsed_redo_wait_time + elapsed_pause_time +
.0000001)
* 100 pct_redo_wait
, elapsed_pause_time
/ (elapsed_capture_time + elapsed_lcr_time + elapsed_rule_time +
elapsed_enqueue_time + elapsed_redo_wait_time + elapsed_pause_time +
.0000001)
* 100 pct_pause
from (select e.capture_name
, decode( e.startup_time, b.startup_time, null, '*') a
, e.total_messages_captured - nvl(b.total_messages_captured, 0) total_messages_captured
, e.total_messages_enqueued - nvl(b.total_messages_enqueued, 0) total_messages_enqueued
, e.elapsed_capture_time - nvl(b.elapsed_capture_time ,0) elapsed_capture_time
, e.elapsed_lcr_time - nvl(b.elapsed_lcr_time,0) elapsed_lcr_time
, e.elapsed_rule_time - nvl(b.elapsed_rule_time, 0) elapsed_rule_time
, e.elapsed_enqueue_time - nvl(b.elapsed_enqueue_time,0) elapsed_enqueue_time
, e.elapsed_redo_wait_time - nvl(b.elapsed_redo_wait_time,0) elapsed_redo_wait_time
, e.elapsed_pause_time - nvl(b.elapsed_pause_time,0) elapsed_pause_time
from stats$streams_capture b
, stats$streams_capture e
where b.snap_id (+)= :bid
and e.snap_id = :eid
and e.dbid = :dbid
and b.dbid (+)= e.dbid
and e.instance_number = :inst_num
and b.instance_number (+)= e.instance_number
and b.capture_name (+)= e.capture_name
and b.startup_time (+)= e.startup_time
order by e.total_messages_enqueued desc
)
where rownum <= &&streams_top_n;
set newpage 2;
ttitle lef 'Propagation Sender '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> * indicates Sender process (re)started between Begin/End snaps' -
skip 1 -
lef '-> Top &&streams_top_n ordered by Messages desc' -
skip 2;
col qname format a22 trunc heading 'Queue'
col a heading '*'
col destination format a22 trunc heading 'Destination'
col msgs_per_sec format 99,999 heading 'Msg/s' just c
col kbyte_per_sec format 99,999 heading 'KB/s' just c
col pct_dequeue format 999 heading 'Deq|Time|%' just c
col pct_pickle format 999 heading 'Pickle|Time|%' just c
col pct_propagation format 999 heading 'Prop|Time|%' just c
select qname
, dblink destination
, a
, total_msgs/:ela msgs_per_sec
, total_bytes/1024/:ela kbyte_per_sec
, elapsed_dequeue_time
/ (elapsed_dequeue_time + elapsed_pickle_time +
elapsed_propagation_time + .0000001
)
* 100 pct_dequeue
, elapsed_pickle_time
/ (elapsed_dequeue_time + elapsed_pickle_time +
elapsed_propagation_time + .0000001
)
* 100 pct_pickle
, elapsed_propagation_time
/ (elapsed_dequeue_time + elapsed_pickle_time +
elapsed_propagation_time + .0000001
)
* 100 pct_propagation
from (select e.queue_schema||'.'||e.queue_name qname
, e.dblink dblink
, decode(e.startup_time, b.startup_time, null, '*') a
, e.total_msgs - nvl(b.total_msgs, 0) total_msgs
, e.total_bytes - nvl(b.total_bytes, 0) total_bytes
, e.elapsed_dequeue_time - nvl(b.elapsed_dequeue_time ,0) elapsed_dequeue_time
, e.elapsed_pickle_time - nvl(b.elapsed_pickle_time,0) elapsed_pickle_time
, e.elapsed_propagation_time - nvl(b.elapsed_propagation_time, 0) elapsed_propagation_time
from stats$propagation_sender b
, stats$propagation_sender e
where b.snap_id (+) = :bid
and e.snap_id = :eid
and e.dbid = :dbid
and b.dbid (+) = e.dbid
and e.instance_number = :inst_num
and b.instance_number (+) = e.instance_number
and b.queue_schema (+) = e.queue_schema
and b.queue_name (+) = e.queue_name
and b.dblink (+) = e.dblink
and b.dst_queue_schema(+) = e.dst_queue_schema
and b.dst_queue_name (+) = e.dst_queue_name
and b.startup_time (+) = e.startup_time
order by e.total_msgs desc
)
where rownum <= &&streams_top_n;
set newpage 0;
ttitle lef 'Propagation Receiver '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> * indicates Receiver process (re)started between Begin/End snaps' -
skip 1 -
lef '-> Top &&streams_top_n ordered by Source Queue Name, Source DB' -
skip 2;
col src_queue_name format a25 heading 'Source|Queue'
col src_dbname format a35 heading 'Source|DB Name'
col a heading '*'
col pct_unpickle format 99 heading 'Un-|pickle|Time %' just c
col pct_rule format 99 heading 'Rule|Time|%' just c
col pct_enqueue format 99 heading 'Enq|Time|%' just c
select src_queue_name
, src_dbname
, a
, elapsed_unpickle_time
/ (elapsed_unpickle_time + elapsed_rule_time + elapsed_enqueue_time + +
.0000001
)
* 100 pct_unpickle
, elapsed_rule_time
/ (elapsed_unpickle_time + elapsed_rule_time + elapsed_enqueue_time + +
.0000001
)
* 100 pct_rule
, elapsed_enqueue_time
/ (elapsed_unpickle_time + elapsed_rule_time + elapsed_enqueue_time + +
.0000001
)
* 100 pct_enqueue
from (select e.src_queue_schema || '.'|| e.src_queue_name src_queue_name
, decode(e.src_dbname, '-', null, e.src_dbname) src_dbname
, decode(e.startup_time, b.startup_time, null, '*') a
, e.elapsed_unpickle_time - nvl(b.elapsed_unpickle_time,0) elapsed_unpickle_time
, e.elapsed_rule_time - nvl(b.elapsed_rule_time, 0) elapsed_rule_time
, e.elapsed_enqueue_time - nvl(b.elapsed_enqueue_time, 0) elapsed_enqueue_time
from stats$propagation_receiver b
, stats$propagation_receiver e
where b.snap_id (+) = :bid
and e.snap_id = :eid
and e.dbid = :dbid
and b.dbid (+) = e.dbid
and e.instance_number = :inst_num
and b.instance_number (+) = e.instance_number
and b.src_queue_schema(+) = e.src_queue_schema
and b.src_queue_name (+) = e.src_queue_name
and b.src_dbname (+) = e.src_dbname
and b.dst_queue_schema(+) = e.dst_queue_schema
and b.dst_queue_name (+) = e.dst_queue_name
and b.startup_time (+) = e.startup_time
order by e.src_queue_name, e.src_dbname
)
where rownum <= &&streams_top_n;
set newpage 2;
ttitle lef 'Streams Apply '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> * indicates Apply process (re)started between Begin/End snaps' -
skip 1 -
lef '-> Top &&streams_top_n ordered by Apply Transactions desc' -
skip 2;
col apply_name format a19 trunc heading 'Apply Name'
col a heading '*'
col rate_received_txn format 9999 heading 'Rcv|Tx/s' just c
col rate_applied_txn format 9999 heading 'Apply|Tx/s' just c
col pct_wait_deps format 999 heading 'Wait|Deps|%' just c
col pct_wait_commits format 999 heading 'Wait|Comit|%' just c
col schedule_rate format 9999 heading 'Sched|Tx/s' just c
col reader_rate_deq format 9999 heading 'Read|Deq|Msg/s' just c
col reader_rate_sched format 99999 heading 'Read|Sched|Msg/s' just c
col server_apply_rate format 9999 heading 'Apply|Rate|Msg/s' just c
col server_pct_apply format 999 heading 'Apply|Time|%' just c
col server_pct_dequeue format 999 heading 'Deq|Time|%' just c
select apply_name
, a
, coord_total_received/:ela rate_received_txn
, coord_total_applied/:ela rate_applied_txn
, decode( coord_total_applied, 0, 0
, coord_total_wait_deps/coord_total_applied) pct_wait_deps
, decode( coord_total_applied, 0, 0
, coord_total_wait_commits/coord_total_applied) pct_wait_commits
, decode( coord_elapsed_schedule_time, 0, 0
, coord_total_applied/coord_elapsed_schedule_time) * 100
schedule_rate
, reader_total_messages_dequeued/:ela reader_rate_deq
, decode( reader_elapsed_schedule_time, 0, 0
, reader_total_messages_dequeued/reader_elapsed_schedule_time)
reader_rate_sched
, server_total_messages_applied/:ela server_apply_rate
, server_elapsed_apply_time
/ (server_elapsed_dequeue_time+server_elapsed_apply_time+1) * 100
server_pct_apply
, server_elapsed_dequeue_time
/ (server_elapsed_dequeue_time+server_elapsed_apply_time+1) * 100
server_pct_dequeue
from (select e.apply_name
, decode( e.startup_time, b.startup_time, null, '*') a
, e.reader_total_messages_dequeued - nvl(b.reader_total_messages_dequeued, 0) reader_total_messages_dequeued
, e.reader_elapsed_dequeue_time - nvl(b.reader_elapsed_dequeue_time, 0) reader_elapsed_dequeue_time
, e.reader_elapsed_schedule_time - nvl(b.reader_elapsed_schedule_time, 0) reader_elapsed_schedule_time
, e.coord_total_received - nvl(b.coord_total_received, 0) coord_total_received
, e.coord_total_applied - nvl(b.coord_total_applied, 0) coord_total_applied
, e.coord_total_wait_deps - nvl(b.coord_total_wait_deps, 0) coord_total_wait_deps
, e.coord_total_wait_commits - nvl(b.coord_total_wait_commits, 0) coord_total_wait_commits
, e.coord_elapsed_schedule_time - nvl(b.coord_elapsed_schedule_time, 0) coord_elapsed_schedule_time
, e.server_total_messages_applied - nvl(b.server_total_messages_applied, 0) server_total_messages_applied
, e.server_elapsed_dequeue_time - nvl(b.server_elapsed_dequeue_time, 0) server_elapsed_dequeue_time
, e.server_elapsed_apply_time - nvl(b.server_elapsed_apply_time, 0) server_elapsed_apply_time
from stats$streams_apply_sum b
, stats$streams_apply_sum e
where b.snap_id (+)= :bid
and e.snap_id = :eid
and e.dbid = :dbid
and b.dbid (+)= e.dbid
and e.instance_number = :inst_num
and b.instance_number (+)= e.instance_number
and b.apply_name (+)= e.apply_name
and b.startup_time (+)= e.startup_time
order by e.coord_total_applied desc
)
where rownum <= &&streams_top_n;
set newpage 0;
ttitle lef 'Buffered Queues '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> * indicates Buffered Queue activity (re)started between Begin/End snaps' -
skip 1 -
lef '-> Top &&streams_top_n ordered by Queued Messages desc' -
skip 2;
col qname format a54 trunc heading 'Queue'
col a heading '*'
col enq_rate format 99,999 heading 'Enq|Msg/s' just c
col deq_rate format 99,999 heading 'Deq|Msg/s' just c
col spill_rate format 99,999 heading 'Spill|Msg/s' just c
select queue_schema||'.'||queue_name qname
, a
, cnum_msgs/:ela enq_rate
, (cnum_msgs-num_msgs)/:ela deq_rate
, cspill_msgs/:ela spill_rate
from (select e.queue_schema
, e.queue_name
, decode( e.startup_time, b.startup_time, null, '*') a
, e.num_msgs - nvl(b.num_msgs,0) num_msgs
, e.cnum_msgs - nvl(b.cnum_msgs,0) cnum_msgs
, e.cspill_msgs - nvl(b.cspill_msgs,0) cspill_msgs
from stats$buffered_queues b
, stats$buffered_queues e
where b.snap_id (+)= :bid
and e.snap_id = :eid
and e.dbid = :dbid
and b.dbid (+)= e.dbid
and e.instance_number = :inst_num
and b.instance_number (+)= e.instance_number
and b.queue_schema (+)= e.queue_schema
and b.queue_name (+)= e.queue_name
and b.startup_time (+)= e.startup_time
order by e.cnum_msgs desc
)
where rownum <= &&streams_top_n;
ttitle lef 'Buffered Queue Subscribers '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> * indicates Buffered Subscriber activity (re)started between Begin/End snaps' -
skip 1 -
lef '-> Top &&streams_top_n ordered by Queued Messages desc' -
skip 2;
col subscriber format a34 trunc heading 'Subscriber'
col qname format a25 trunc heading 'Queue'
col a heading '*'
col enq_rate format 99 heading 'Enq|Msg/s' just c
col deq_rate format 99 heading 'Deq|Msg/s' just c
col spill_rate format 99 heading 'Spill|Msg/s' just c
select decode( subscriber_type, 'PROXY', 'PROXY: '||subscriber_address
, subscriber_name) subscriber
, queue_schema||'.'||queue_name qname
, a
, cnum_msgs/:ela enq_rate
, (cnum_msgs - num_msgs)/:ela deq_rate
, total_spilled_msg/:ela spill_rate
from (select e.subscriber_name
, e.queue_schema
, e.queue_name
, decode( e.startup_time, b.startup_time, null, '*') a
, e.subscriber_type
, e.subscriber_address
, e.num_msgs - nvl(b.num_msgs,0) num_msgs
, e.cnum_msgs - nvl(b.cnum_msgs,0) cnum_msgs
, e.total_spilled_msg - nvl(b.total_spilled_msg,0) total_spilled_msg
from stats$buffered_subscribers b
, stats$buffered_subscribers e
where b.snap_id (+)= :bid
and e.snap_id = :eid
and e.dbid = :dbid
and b.dbid (+)= e.dbid
and e.instance_number = :inst_num
and b.instance_number (+)= e.instance_number
and b.queue_schema (+)= e.queue_schema
and b.queue_name (+)= e.queue_name
and b.subscriber_id (+)= e.subscriber_id
and b.startup_time (+)= e.startup_time
order by e.cnum_msgs desc
)
where rownum <= &&streams_top_n;
ttitle lef 'Rule Sets '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> * indicates Rule Set activity (re)started between Begin/End snaps' -
skip 1 -
lef '-> Top &&streams_top_n ordered by Evaluations desc ' -
skip 2;
col rule_name format a35 trunc heading 'Rule'
col restart heading '*'
col eval_rate format 999,999,999 heading 'Eval/sec'
col reload_rate format 9,999 heading 'Reloads/sec'
col pct_sql_free format 999 heading 'No-SQL|Eval %' just c
col pct_sql format 999 heading 'SQL|Eval %' just c
select owner||'.'||name rule_name
, restart
, decode( elapsed_time, 0, 0
, evaluations/elapsed_time * 100) eval_rate
, reloads/:ela reload_rate
, sql_free_evaluations
/ (sql_free_evaluations + sql_executions + .0000001)
* 100 pct_sql_free
, sql_executions
/ (sql_free_evaluations + sql_executions + .0000001 )
* 100 pct_sql
from (select e.owner
, e.name
, decode( e.startup_time, b.startup_time, null, '*') restart
, e.cpu_time - nvl(b.cpu_time,0) cpu_time
, e.elapsed_time - nvl(b.elapsed_time,0) elapsed_time
, e.evaluations - nvl(b.evaluations,0) evaluations
, e.sql_free_evaluations - nvl(b.sql_free_evaluations,0)
sql_free_evaluations
, e.sql_executions - nvl(b.sql_executions,0) sql_executions
, e.reloads - nvl(b.reloads,0) reloads
from stats$rule_set b
, stats$rule_set e
where b.snap_id (+)= :bid
and e.snap_id = :eid
and e.dbid = :dbid
and b.dbid (+)= e.dbid
and e.instance_number = :inst_num
and b.instance_number (+)= e.instance_number
and b.owner (+)= e.owner
and b.name (+)= e.name
and b.startup_time (+)= e.startup_time
order by e.evaluations desc
)
where rownum <= &&streams_top_n;
--
-- Streams Pool Advisory
ttitle lef 'Streams Pool Advisory '-
'DB/Inst: ' db_name '/' inst_name ' '-
'End Snap: ' format 99999999 end_snap -
skip 2;
column spsfe format 9,999,999.9 heading 'Streams Pool|Size (M)';
column spsf format 99.0 heading 'Streams Pool|Size Factor';
column esc format 999,990 heading 'Est Spill|Count';
column est format 999,990 heading 'Est Spill|Time (s)';
column eusc format 999,990 heading 'Est Unspill|Count';
column eust format 999,990 heading 'Est Unspill|Time (s)';
select streams_pool_size_for_estimate/&&btomb spsfe
, streams_pool_size_factor spsf
, estd_spill_count esc
, estd_spill_time est
, estd_unspill_count eusc
, estd_unspill_time eust
from stats$streams_pool_advice
where snap_id = :eid
and dbid = :dbid
and instance_number = :inst_num
order by streams_pool_size_for_estimate;
-- Shared Pool Advisory
ttitle lef 'Shared Pool Advisory '-
'DB/Inst: ' db_name '/' inst_name ' '-
'End Snap: ' format 99999999 end_snap -
skip 1 -
lef '-> SP: Shared Pool Est LC: Estimated Library Cache Factr: Factor' -
skip 1 -
lef '-> Note there is often a 1:Many correlation between a single logical object' -
skip 1 -
lef ' in the Library Cache, and the physical number of memory objects associated' -
skip 1 -
lef ' with it. Therefore comparing the number of Lib Cache objects (e.g. in ' -
skip 1 -
lef ' v$librarycache), with the number of Lib Cache Memory Objects is invalid' -
skip 2;
column spsfe format 9,999,999 heading 'Shared|Pool|Size (M)';
column spsf format 99.0 heading 'SP|Size|Factr';
column elcs format 999,990 heading 'Est LC|Size|(M)';
column elcmo format 999,999,999 heading 'Est LC|Mem Obj';
column elcts format 99,999 heading 'Est LC|Time|Saved|(s)';
column elctsf format 99.0 heading 'Est LC|Time|Saved|Factr';
column elclt format 99,999 heading 'Est LC|Load|Time|(s)';
column elcltf format 99.0 heading 'Est LC|Load|Time|Factr';
column elcmoh format 99,999,999 heading 'Est LC|Mem|Obj Hits';
select shared_pool_size_for_estimate spsfe
, shared_pool_size_factor spsf
, estd_lc_size elcs
, estd_lc_memory_objects elcmo
, estd_lc_time_saved elcts
, estd_lc_time_saved_factor elctsf
, estd_lc_load_time elclt
, estd_lc_load_time_factor elcltf
, estd_lc_memory_object_hits elcmoh
from stats$shared_pool_advice
where snap_id = :eid
and dbid = :dbid
and instance_number = :inst_num
order by shared_pool_size_for_estimate;
--
-- Java Pool Advisory
set newpage 2;
ttitle lef 'Java Pool Advisory '-
'DB/Inst: ' db_name '/' inst_name ' '-
'End Snap: ' format 99999999 end_snap -
skip 2;
column jpsfe format 9,999,999 heading 'Java|Pool|Size(M)';
column jpsf format 99.0 heading 'JP|Size|Factr';
column elcs format 999,990 heading 'Est LC|Size|(M)';
column elcmo format 999,999,999 heading 'Est LC|Mem Obj';
column elcts format 99,999 heading 'Est LC|Time|Saved|(s)';
column elctsf format 99.0 heading 'Est LC|Time|Saved|Factr';
column elclt format 99,999 heading 'Est LC|Load|Time|(s)';
column elcltf format 99.0 heading 'Est LC|Load|Time|Factr';
column elcmoh format 99,999,999 heading 'Est LC|Mem|Obj Hits';
select java_pool_size_for_estimate jpsfe
, java_pool_size_factor jpsf
, estd_lc_size elcs
, estd_lc_memory_objects elcmo
, estd_lc_time_saved elcts
, estd_lc_time_saved_factor elctsf
, estd_lc_load_time elclt
, estd_lc_load_time_factor elcltf
, estd_lc_memory_object_hits elcmoh
from stats$java_pool_advice
where snap_id = :eid
and dbid = :dbid
and instance_number = :inst_num
and estd_lc_memory_objects > 0
order by java_pool_size_for_estimate;
--
-- SGA cache size changes
ttitle lef 'Cache Size Changes '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> Not all cache size changes may be captured. Only cache changes which are' -
skip 1 -
lef ' evident at snapshot time are shown' -
skip 2;
column cache format a12 heading 'Cache'
column prev_value format 999,999 heading 'Prior|Size (MB)' just c
column value format 999,999 heading 'New|Size (MB)' just c
colum diff format 999,999 heading 'Difference|(MB)' just c
break on snap_id
select snap_id
, decode(name, '__db_cache_size', 'Buffer Cache'
, '__shared_pool_size', 'Shared Pool'
, '__large_pool_size', 'Large Pool'
, '__java_pool_size', 'Java Pool'
, '__streams_pool_size', 'Streams Pool') cache
, prev_value
, value
, (value - prev_value) diff
from (select snap_id, name
, to_number(value)/&btomb value
, to_number((lag(value, 1, null) over (order by name, snap_id)))/&btomb prev_value
, (lag(name, 1, null) over (order by name, snap_id)) prev_name
from stats$parameter
where snap_id between :bid and :eid
and dbid = :dbid
and instance_number = :inst_num
and name in ('__shared_pool_size', '__db_cache_size'
,'__large_pool_size' , '__java_pool_size'
,'__streams_pool_size')
)
where value != prev_value
and name = prev_name
order by snap_id, diff;
clear breaks
set newpage 0;
ttitle lef 'SGA Target Advisory '-
'DB/Inst: ' db_name '/' inst_name ' '-
'End Snap: ' format 99999999 end_snap -
skip 2;
column sgatsfe format 9,999,999 heading 'SGA Target|Size (M)';
column sgasf format 99.0 heading 'SGA Size|Factor';
column edbts format 999,990 heading 'Est DB|Time (s)';
column edbtf format 99.0 heading 'Est DB|Time Factor';
column epr format 9,999,999,999 heading 'Est Physical|Reads';
select sga_size sgatsfe
, sga_size_factor sgasf
, estd_db_time edbts
, estd_db_time_factor edbtf
, estd_physical_reads epr
from stats$sga_target_advice
where snap_id = :eid
and dbid = :dbid
and instance_number = :inst_num
order by sga_size;
--
-- SGA
column name format a30 heading 'SGA regions';
column bval format 999,999,999,999,990 heading 'Begin Size (Bytes)';
column eval format 999,999,999,999,990 heading 'End Size (Bytes)|(if different)';
break on report;
compute sum of bval on report;
compute sum of eval on report;
ttitle lef 'SGA Memory Summary '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 2;
select e.name
, b.value bval
, decode(b.value, e.value, to_number(null), e.value) eval
from stats$sga b
, stats$sga e
where e.snap_id = :eid
and e.dbid = :dbid
and e.instance_number = :inst_num
and b.snap_id = :bid
and b.dbid = :dbid
and b.instance_number = :inst_num
and b.name = e.name
order by name;
clear break compute;
set newpage 2;
ttitle lef 'SGA breakdown difference '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 1 -
lef '-> Top &sgastat_top_n rows by size, ordered by Pool, Name (note rows with null values for' -
skip 1 -
lef ' Pool column, or Names showing free memory are always shown)' -
skip 1 -
lef '-> Null value for Begin MB or End MB indicates the size of that Pool/Name was' -
skip 1 -
lef ' insignificant, or zero in that snapshot' -
skip 2;
column pool format a6 heading 'Pool' trunc ;
column name format a30 heading 'Name';
column snap1 format 999,999,999.9 heading 'Begin MB';
column snap2 format 999,999,999.9 heading 'End MB';
column diff format 9990.90 heading '% Diff';
-- inline views in from clause required to prevent full outer join
-- from applying where clause after outer join. ANSI SQL standard
-- described in (bug 3805503)
select *
from (select nvl(e.pool, b.pool) pool
, nvl(e.name, b.name) name
, b.bytes/1024/1024 snap1
, e.bytes/1024/1024 snap2
, 100*(nvl(e.bytes,0) - nvl(b.bytes,0))/nvl(b.bytes,1) diff
from (select *
from stats$sgastat
where snap_id = :bid
and dbid = :dbid
and instance_number = :inst_num
) b
full outer join
(select *
from stats$sgastat
where snap_id = :eid
and dbid = :dbid
and instance_number = :inst_num
) e
on b.name = e.name
and nvl(b.pool, 'a') = nvl(e.pool, 'a')
order by nvl(e.bytes, b.bytes)
)
where pool is null
or name = 'free memory'
or rownum <= &&sgastat_top_n
order by pool, name;
set newpage 0;
--
-- SQL Memory stats
set heading off;
ttitle lef 'SQL Memory Statistics '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 2;
select ' Begin End % Diff' ch78n
, ' -------------- -------------- --------------' ch78n
, ' Avg Cursor Size (KB): ' ch25n, :b_total_sql_mem/&&btokb/:b_total_cursors num8c_2
, :e_total_sql_mem/&&btokb/:e_total_cursors num8c_2
, 100*( (:e_total_sql_mem/&&btokb/:e_total_cursors)
- (:b_total_sql_mem/&&btokb/:b_total_cursors)
)
/(:e_total_sql_mem/&&btokb/:e_total_cursors) num8c_2
, ' Cursor to Parent ratio: ' ch25n, :b_total_cursors/:b_total_sql num8c_2
, :e_total_cursors/:e_total_sql num8c_2
, 100*( (:e_total_cursors/:e_total_sql)
-(:b_total_cursors/:b_total_sql)
)
/(:e_total_cursors/:e_total_sql) num8c_2
, ' Total Cursors: ' ch25n, :b_total_cursors num10c
, :e_total_cursors num10c
, 100*( (:e_total_cursors)
-(:b_total_cursors)
)
/(:e_total_cursors) num8c_2
, ' Total Parents: ' ch25n, :b_total_sql num10c
, :e_total_sql num10c
, 100*( (:e_total_sql)
-(:b_total_sql)
)
/(:e_total_sql) num8c_2
from sys.dual
where :b_total_cursors > 0
and :e_total_cursors > 0;
set heading on;
--
-- Resource Limit
set newpage 2;
ttitle lef 'Resource Limit Stats '-
'DB/Inst: ' db_name '/' inst_name ' '-
'End Snap: ' format 99999999 end_snap -
skip 1 -
lef '-> only rows with Current or Maximum Utilization > 80% of Limit are shown' -
skip 1 -
lef '-> ordered by resource name' -
skip 2;
column rname format a30 heading 'Resource Name';
column curu format 999,999,990 heading 'Current|Utilization' just c;
column maxu format 999,999,990 heading 'Maximum|Utilization' just c;
column inita format a10 heading 'Initial|Allocation' just c;
column lim format a10 heading 'Limit' just r;
select resource_name rname
, current_utilization curu
, max_utilization maxu
, initial_allocation inita
, limit_value lim
from stats$resource_limit
where snap_id = :eid
and dbid = :dbid
and instance_number = :inst_num
and ( nvl(current_utilization,0)/limit_value > .8
or nvl(max_utilization,0)/limit_value > .8
)
order by rname;
set newpage 0;
--
-- Initialization Parameters
column name format a29 heading 'Parameter Name' trunc;
column bval format a33 heading 'Begin value' trunc;
column eval format a14 heading 'End value|(if different)' trunc just c;
ttitle lef 'init.ora Parameters '-
'DB/Inst: ' db_name '/' inst_name ' '-
'Snaps: ' format 99999999 begin_snap '-' format 99999999 end_snap -
skip 2;
select e.name
, b.value bval
, decode(b.value, e.value, ' ', e.value) eval
from stats$parameter b
, stats$parameter e
where b.snap_id(+) = :bid
and e.snap_id = :eid
and b.dbid(+) = :dbid
and e.dbid = :dbid
and b.instance_number(+) = :inst_num
and e.instance_number = :inst_num
and b.name(+) = e.name
and translate(e.name, '_', '#') not like '##%'
and ( nvl(b.isdefault, 'X') = 'FALSE'
or nvl(b.ismodified,'X') != 'FALSE'
or e.ismodified != 'FALSE'
or nvl(e.value,0) != nvl(b.value,0)
)
order by e.name;
prompt
prompt End of Report ( &report_name )
prompt
spool off;
set termout off;
clear columns sql;
ttitle off;
btitle off;
repfooter off;
set linesize 78 termout on feedback 6;
undefine begin_snap
undefine end_snap
undefine dbid
undefine inst_num
undefine num_days
undefine report_name
undefine top_n_sql
undefine top_pct_sql
undefine top_n_events
undefine top_n_segstat
undefine btime
undefine etime
undefine num_rows_per_hash
whenever sqlerror continue;
--
-- End of script file;
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