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From: Adriaan van Os <postgres@microbizz.nl>
To: pgsql-performance@postgresql.org
Subject: Re: TRUNCATE TABLE
Date: Wed, 01 Aug 2007 10:27:10 +0200
Message-ID: <46B043DE.7070202@microbizz.nl> (raw)
In-Reply-To: <25418.1184631498@sss.pgh.pa.us>
References: <46953949.3030201@microbizz.nl>
	<87ps2ypox3.fsf@oxford.xeocode.com>
	<46972DFA.9000900@microbizz.nl>
	<20070713124435.GL31358@mathom.us>
	<21495.1184337630@sss.pgh.pa.us>
	<4697A58E.8060904@microbizz.nl>
	<23092.1184344246@sss.pgh.pa.us>
	<20070713173501.GD12109@alvh.no-ip.org>
	<162867790707131212g17cbc5a9q5d098dbf01c8e502@mail.gmail.com>
	<20070716213944.GA39272@nasby.net>
	<25418.1184631498@sss.pgh.pa.us>

Tom Lane wrote:

> Somehow, autovac is doing something that makes the filesystem go nuts
> every so often, and take an astonishingly long time to create an empty
> file.  But autovac itself doesn't create or delete any files, so what's
> up here?
> 
> Also, I was able to reproduce the variability in timing on HPUX and
> Darwin as well as Linux, so we can't put all the blame on ext3.
> (I didn't drill down to the strace level on the other two machines,
> though, so it's possible that there is a different mechanism at work
> there.)

Any news since this message ? Should I file a bug report ?

Regards,

Adriaan van Os



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