Re: [PERFORM] [doc patch] a slight VACUUM / VACUUM FULL doc improvement proposal

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: Guillaume Cottenceau <gc(at)mnc(dot)ch>
Cc: PostgreSQL-documentation <pgsql-docs(at)postgresql(dot)org>
Subject: Re: [PERFORM] [doc patch] a slight VACUUM / VACUUM FULL doc improvement proposal
Date: 2007-05-30 19:45:37
Message-ID: 200705301945.l4UJjbp01401@momjian.us
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Patch attached and applied. Thanks.

I added a mention of CLUSTER.

---------------------------------------------------------------------------

Guillaume Cottenceau wrote:
> Dear all,
>
> After some time spent better understanding how the VACUUM process
> works, what problems we had in production and how to improve our
> maintenance policy[1], I've come up with a little documentation
> patch - basically, I think the documentation under estimates (or
> sometimes misses) the benefit of VACUUM FULL for scans, and the
> needs of VACUUM FULL if the routine VACUUM hasn't been done
> properly since the database was put in production. Find the patch
> against snapshot attached (text not filled, to ease reading). It
> might help others in my situation in the future.
>

[ Attachment, skipping... ]

>
> Ref:
> [1] http://archives.postgresql.org/pgsql-performance/2006-08/msg00419.php
> http://archives.postgresql.org/pgsql-performance/2007-05/msg00112.php
>
> --
> Guillaume Cottenceau, MNC Mobile News Channel SA, an Alcatel-Lucent Company
> Av. de la Gare 10, 1003 Lausanne, Switzerland - direct +41 21 317 50 36
>
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--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://www.enterprisedb.com

+ If your life is a hard drive, Christ can be your backup. +

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