OraFAQ Forum: Performance Tuning

Home » RDBMS Server » Performance Tuning

Please read the OraFAQ Forum Guide before posting.

Please contribute good answers to the wiki.

Show: Today's Messages :: Unanswered Messages :: Polls :: Message Navigator

Topic	Replies	Views	Last message
Memory issue with PGA and AMM (merged) 12.1.0.2.0,Oracle Linux 7,x86_64 By: preet_kumar on Wed, 14 October 2015	3	2925	Sun, 18 October 2015 03:16 By: Michel Cadot
Please help for Tuning sql Query. Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production By: msol25 on Thu, 15 October 2015	13	4132	Sat, 17 October 2015 01:20 By: Kevin Meade
Facing performance issues in simple insert statement from Oracle 10g 10g By: toitdoctor on Fri, 16 October 2015	3	3105	Fri, 16 October 2015 14:56 By: Littlefoot
Any good Way to get dNFS IOPS? 11.2.0.3 / CentOS 6 By: ThomasG on Thu, 15 October 2015	2	3073	Thu, 15 October 2015 03:28 By: ThomasG
Can we manually assign certain query transaction between RAC nodes ? 11g R2 By: carillpower on Tue, 29 September 2015	11	4688	Mon, 05 October 2015 09:36 By: bpeasland
Explain plan depends on Oracle client? Oracle 11g By: Buchas on Tue, 29 September 2015	4	3166	Tue, 29 September 2015 08:57 By: John Watson
Tuning linux By: eml2raghu on Wed, 23 September 2015	11	5180	Tue, 29 September 2015 08:50 By: BlackSwan
Unable to interpret number of rows accessed during Full Table scan Oracle Enterprise Edition 11.2.0.4.0 on Linux By: orapratap on Wed, 23 September 2015	12	5636	Mon, 28 September 2015 06:43 By: Kevin Meade
Query does not error, but does not come back with a result set (as if it's in an endless loop) Oracle 11G running on UNIX AIX 6.1 O/S By: aft5425@anthem.com on Sun, 13 September 2015	20	5293	Wed, 16 September 2015 15:24 By: aft5425@anthem.com
Performance improvement required Oracle 10G By: saurabh.sha on Wed, 18 March 2015	10	18401	Fri, 11 September 2015 09:12 By: BlackSwan
Would it be useful to enable Hyper-Threading in Oracle 12.1.0.2 on Linux By: Michel Cadot on Tue, 08 September 2015	3	3546	Wed, 09 September 2015 13:57 By: John Watson
cost is more after releasing FTS on big table (partition table) 11g, 11.2.0.3, Window server By: ashishkumarmahanta80 on Tue, 08 September 2015	11	4523	Wed, 09 September 2015 01:35 By: John Watson
Query in active session for more than 2 hours 11.2.0.4 By: varunvir on Mon, 08 June 2015	5	4099	Sun, 06 September 2015 10:14 By: Kevin Meade
Huge difference between CPU Time and ELAPSED TIME and GV$SQL and high times on USER_IO_WAIT_TIME 11.2.0.4 on Linux By: orausern on Fri, 04 September 2015	6	4726	Fri, 04 September 2015 13:07 By: orausern
Oracle noforce view creates force view By: ram50958 on Tue, 25 August 2015	8	6153	Tue, 25 August 2015 11:13 By: Michel Cadot
Response time 12.1.0.1.0, solaris By: kapilavastu on Tue, 21 July 2015	5	3890	Mon, 24 August 2015 21:02 By: Kevin Meade
Interesting performance bottle neck issue Oracle 11g By: ram50958 on Wed, 19 August 2015	10	4804	Wed, 19 August 2015 10:09 By: BlackSwan
Please help for Resolving Issue for Explain plan as query taking long time for execution Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production By: msol25 on Sun, 09 August 2015	15	7222	Fri, 14 August 2015 12:27 By: Kevin Meade
statistics update 11.2.0.3 on Windows 2008 R2 By: sant_new1 on Thu, 13 August 2015	11	4462	Fri, 14 August 2015 12:07 By: BlackSwan
query with hundreds of bind variables Oracle database 11gR2 11.2.0.2.3 By: fplatel on Tue, 11 August 2015	2	2979	Tue, 11 August 2015 21:55 By: John Watson
Help to tune the query 11.2.0 By: grpatwari on Mon, 03 August 2015	11	5967	Fri, 07 August 2015 08:56 By: Kevin Meade
Cost Issue while using row_number() By: AJAYRAM on Thu, 06 August 2015	11	5110	Fri, 07 August 2015 04:48 By: cookiemonster
A way to identify the top sql other than AWR 11.2.0.4 on Linux By: orausern on Tue, 04 August 2015	5	3479	Tue, 04 August 2015 11:46 By: orausern
TKPROF output analysis windows 2012, oracle 12c By: muktha_22 on Wed, 22 July 2015	4	6242	Thu, 23 July 2015 01:39 By: Michel Cadot
Tuning data deletion that is taking long time 11.2.0.4 on Linux By: orausern on Sat, 11 July 2015	16	5623	Fri, 17 July 2015 05:59 By: orausern
Drop Unused columns 12.1.0.2.0,Linux x86_64 By: preet_kumar on Thu, 16 July 2015	3	2955	Thu, 16 July 2015 09:28 By: bpeasland
Help for tuning the sql Query 11.2.0.1 By: grpatwari on Wed, 15 July 2015	9	4395	Thu, 16 July 2015 03:22 By: cookiemonster
Change in he execution plan 12c By: jinga on Mon, 13 July 2015	8	3799	Wed, 15 July 2015 02:48 By: cookiemonster
Query not have much cost on Explain Plan but very very slow oracle 10g By: toom2525 on Sun, 12 July 2015	4	3704	Mon, 13 July 2015 02:07 By: John Watson
Please provide help for tuning the sql Query Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production By: msol25 on Sun, 12 July 2015	1	2902	Sun, 12 July 2015 07:19 By: John Watson
Histograms - good or bad? (split from http://www.orafaq.com/forum/mv/msg/197539/638244/#msg_638244) By: Roachcoach on Fri, 03 July 2015	8	5017	Tue, 07 July 2015 04:22 By: John Watson
Oracle does not use a conditional index oracle 11g By: iblazquez on Mon, 08 June 2015	7	5347	Mon, 06 July 2015 13:46 By: John Watson
flashback Oracle 11g By: ashish.tiwari on Sat, 04 July 2015	8	4759	Mon, 06 July 2015 03:22 By: gazzag
'Configuration' wait class in AWR report 12 By: karthik4u on Sun, 05 July 2015	4	10728	Sun, 05 July 2015 08:29 By: John Watson
Oracle Optimizer cost (merged) Oracle11g By: shrinika on Tue, 30 June 2015	8	4836	Wed, 01 July 2015 10:16 By: Lalit Kumar B
SQL Tuning Advise Oracle 11.2.0.4.0 - 64bit Production By: avineshr on Thu, 18 June 2015	8	9067	Fri, 19 June 2015 11:57 By: BlackSwan
ANALYZE and GATHER STATS windows 2012, oracle 12c By: muktha_22 on Wed, 10 June 2015	17	6351	Thu, 11 June 2015 01:23 By: Lalit Kumar B
Oracle Performance Issue linked to Concurrency 11G By: sachinj on Mon, 01 June 2015	4	3681	Wed, 03 June 2015 02:09 By: John Watson
Please help for improving execution plan Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production By: msol25 on Mon, 01 June 2015	8	4058	Tue, 02 June 2015 02:35 By: Roachcoach
properly tune parallel parameters? By: dba2015 on Sun, 31 May 2015	1	2750	Sun, 31 May 2015 13:53 By: Michel Cadot