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From: Andrew Sullivan <ajs@crankycanuck.ca>
To: pgsql-performance@postgresql.org
Subject: Re: Investigating IO Saturation
Date: Tue, 24 Jan 2006 16:00:37 -0500
Message-ID: <20060124210037.GF7199@phlogiston.dyndns.org> (raw)
In-Reply-To: <60oe21o1hc.fsf@dba2.int.libertyrms.com>
References: <43D65736.9020905@ca.afilias.info>
	<19963.1138122458@sss.pgh.pa.us>
	<60oe21o1hc.fsf@dba2.int.libertyrms.com>

On Tue, Jan 24, 2006 at 02:43:59PM -0500, Chris Browne wrote:
> I believe it's 7.4 where the cost-based vacuum parameters entered in,
> so that would, in principle, already be an option.
> 
> [rummaging around...]
> 
> Hmm.... There was a patch for 7.4, but it's only "standard" as of
> 8.0...

And it doesn't work very well without changes to buffering.  You need
both pieces to get it to work.

A

-- 
Andrew Sullivan  | ajs@crankycanuck.ca
In the future this spectacle of the middle classes shocking the avant-
garde will probably become the textbook definition of Postmodernism. 
                --Brad Holland



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