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From: Kenneth Marshall <ktm@rice.edu>
To: akp geek <akpgeek@gmail.com>
Cc: Thomas Kellerer <spam_eater@gmx.net>
Cc: pgsql-performance@postgresql.org
Subject: Re: autovacuum strategy / parameters
Date: Wed, 28 Apr 2010 09:45:36 -0500
Message-ID: <20100428144536.GC1610@aart.is.rice.edu> (raw)
In-Reply-To: <x2o2024a9fb1004280737gb35a3065uad2e6007bdff1993@mail.gmail.com>
References: <c2d2b6cf-895f-4a4b-aa8b-3adaac33c794@z3g2000yqz.googlegroups.com>
	<y2g603c8f071004221155h3874a3c0ybbe2c790e3c1bf80@mail.gmail.com>
	<65d9d15d-41d2-4bfa-8cc3-6148b4fb9022@z3g2000yqz.googlegroups.com>
	<hr9g84$at8$1@dough.gmane.org>
	<x2o2024a9fb1004280737gb35a3065uad2e6007bdff1993@mail.gmail.com>

Check out the manual:

http://www.postgresql.org/docs/8.4/static/routine-vacuuming.html#AUTOVACUUM

Cheers,
Ken

On Wed, Apr 28, 2010 at 10:37:35AM -0400, akp geek wrote:
> Hi -
>            don't want to side track the discussion. We have 8.4, which of
> AUTOVACUUM PARAMETERS can be set to handle individual table?  I ran into
> bloat with small table only. Now the issue is being resolved.
> 
> Regards
> On Wed, Apr 28, 2010 at 10:20 AM, Thomas Kellerer <spam_eater@gmx.net>wrote:
> 
> > Rick, 22.04.2010 22:42:
> >
> >
> >> So, in a large table, the scale_factor is the dominant term. In a
> >> small table, the threshold is the dominant term. But both are taken into
> >> account.
> >>
> >> The default values are set for small tables; it is not being run for
> >> large tables.
> >>
> >
> > With 8.4 you can adjust the autovacuum settings per table...
> >
> >
> >
> >
> >
> > --
> > Sent via pgsql-performance mailing list (pgsql-performance@postgresql.org)
> > To make changes to your subscription:
> > http://www.postgresql.org/mailpref/pgsql-performance
> >



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