| From: | Greg Williamson <gwilliamson39(at)yahoo(dot)com> |
|---|---|
| To: | "pgsql-performance(at)postgresql(dot)org" <pgsql-performance(at)postgresql(dot)org> |
| Subject: | Re: Autovacuum Tuning advice |
| Date: | 2010-03-01 07:08:02 |
| Message-ID: | 841727.16396.qm@web46102.mail.sp1.yahoo.com |
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| Lists: | pgsql-performance |
Joe wrote:
> I have a very busy system that takes about 9 million inserts per day and each record gets
> updated at least once after the insert (all for the one same table), there are other tables that
> get hit but not as severely. As suspected I am having a problem with table bloat. Any advice
> on how to be more aggressive with autovacuum? I am using 8.4.1. My machine has 4 Intel
> Xeon 3000 MHz Processors with 8 GB of Ram.
>
> Currently I am using only defaults for autovac.
>
> shared_buffers = 768MB # min 128kB
> work_mem = 1MB # min 64kB
> maintenance_work_mem = 384MB
<snip of default config settings>
Operating system ?
Any messages in logs ?
Greg W.
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