Re: [PERFORM] Update performance degrades over time

2008-05-15 Thread Subbiah Stalin-XCGF84
Subject: Re: [PERFORM] Update performance degrades over time Yes we are updating one of indexed timestamp columns which gets unique value on every update. We tried setting autovacuum_vacuum_scale_factor = 0.1 from default to make autovacuum bit aggressive, we see bloating on both table and it&#

Re: [PERFORM] Update performance degrades over time

2008-05-15 Thread Subbiah Stalin-XCGF84
biah Stalin-XCGF84; pgsql-performance@postgresql.org Subject: Re: [PERFORM] Update performance degrades over time On Wed, May 14, 2008 at 6:31 PM, Subbiah Stalin-XCGF84 <[EMAIL PROTECTED]> wrote: > Hi All, > > We are doing some load tests with our application running postgres >

Re: [PERFORM] Update performance degrades over time

2008-05-15 Thread Jeffrey Baker
On Wed, May 14, 2008 at 6:31 PM, Subbiah Stalin-XCGF84 <[EMAIL PROTECTED]> wrote: > Hi All, > > We are doing some load tests with our application running postgres 8.2.4. At > times we see updates on a table taking longer (around > 11-16secs) than expected sub-second response time. The table in ques