Re: Memory usage of auto-vacuum

From: Craig Ringer <craig(at)postnewspapers(dot)com(dot)au>
To: pgsql-performance(at)postgresql(dot)org
Subject: Re: Memory usage of auto-vacuum
Date: 2011-07-09 08:31:47
Message-ID: 4E1811F3.80705@postnewspapers.com.au
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On 9/07/2011 3:25 PM, Gael Le Mignot wrote:
>
> Hello,
>
> We are running a PostgreSQL 8.4 database, with two tables containing a
> lot (> 1 million) moderatly small rows. It contains some btree indexes,
> and one of the two tables contains a gin full-text index.
>
> We noticed that the autovacuum process tend to use a lot of memory,
> bumping the postgres process near 1Gb while it's running.

What is maintenance_work_mem set to in postgresql.conf?

--
Craig Ringer

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