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From: Joshua D. Drake <jd@commandprompt.com>
To: Rose Zhou <rose@anatec.com>
Cc: pgsql-performance@postgresql.org
Subject: Re: disk space usage unexpected
Date: Mon, 15 Feb 2010 17:24:50 -0800
Message-ID: <1266283490.30755.212.camel@jd-desktop.unknown.charter.com> (raw)
In-Reply-To: <4891A2E2CDEF4CE6B6D7F7A4BD4F4D66@Cicero>
References: <4891A2E2CDEF4CE6B6D7F7A4BD4F4D66@Cicero>

On Mon, 2010-02-15 at 14:59 -0500, Rose Zhou wrote:
> Good day,
> 
> I have a PostgreSQL 8.4 database installed on WinXP x64 with very heavy
> writing and updating on a partitioned table. Sometimes within one minute,
> there are tens of file with size=1,048,576kb (such as
> filenode.1,filenode.2,...filenode.43) created in the database subdirectory
> within PGDATA/base. 
> 
> This caused the disk space quickly used up. Is this expected?

Yes. Especially if autovacuum is not keeping up with the number of
updates.

Joshua D. Drake


> 
> Thanks for any information
> 
> 
> 
> Best Regards
> 
> Rose Zhou 
> 
> 


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