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Re: Disk full problem

From: Frank Bax <fbax(at)sympatico(dot)ca>
To: pgsql-novice(at)postgresql(dot)org
Subject: Re: Disk full problem
Date: 2005-04-21 12:56:25
Message-ID: 5.2.1.1.0.20050421082836.04aebc90@pop6.sympatico.ca (view raw or flat)
Thread:
Lists: pgsql-novice
At 03:06 AM 4/20/05, Prashant wrote:
>I am a new addition to this mailing list. I am using Postgresql 7.4.3.
>I went through the postgresql documentation for saving the disk usage.
>Accordingly i changed the checkpoint_segments parameter to 1 in the
>postgresql.conf file. I cross checked by giving the SHOW ALL command.
>It shows 1 for the checkpoint_segments parameter. But when I chk the
>disk usage, the pg_xlog folder is taking up 65MB. There are 4 files
>under pg_xlog folder. According to the documentation, it should be
>taking only 16MB.

Not quite.  the docs say 16M per file.  4 files * 16M = 64M

>And one more thing I noticed was that the base folder under pgsql/data
>folder is taking up 25MB space.
>
>How do I reduce the space taken up by these folders. I am running the
>vaccumdb command at regular intervals.


pgsql/data contains one folder for each database you created.  To further 
reduce space here, you'll need to drop tables and/or databases.


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