From: Jim C. Nasby <jim@nasby.net>
To: Csaba Nagy <nagy@ecircle-ag.com>
Cc: Mark Stosberg <mark@summersault.com>
Cc: postgres performance list <pgsql-performance@postgresql.org>
Subject: Re: Using the 8.2 autovacuum values with 8.1
Date: Fri, 23 Feb 2007 11:37:36 -0600
Message-ID: <20070223173736.GA19527@nasby.net> (raw)
In-Reply-To: <1172222011.3772.13.camel@coppola.muc.ecircle.de>
References: <eri3hk$2dss$1@news.hub.org>
<20070221185544.GX25424@alvh.no-ip.org>
<eria2f$2ut7$1@news.hub.org>
<45DCAD50.8080104@zeut.net>
<erl3ed$1mj9$1@news.hub.org>
<1172222011.3772.13.camel@coppola.muc.ecircle.de>
On Fri, Feb 23, 2007 at 10:13:31AM +0100, Csaba Nagy wrote:
> You likely don't need the nightly full vacuum run... we also do here a
> nightly vacuum beside autovacuum, but not a full one, only for tables
> which are big enough that we don't want autovacuum to touch them in high
> business time but they have enough change that we want a vacuum on them
> frequent enough. I discover them by checking the stats, for example:
Something else I like doing is a periodic vacuumdb -av and capture the
output. It's a good way to keep an eye on FSM utilization. Once you've
got vacuuming under control you can probably just do that once a month
or so.
--
Jim Nasby jim@nasby.net
EnterpriseDB http://enterprisedb.com 512.569.9461 (cell)
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To: pgsql-performance@postgresql.org
Cc: jim@nasby.net, nagy@ecircle-ag.com, mark@summersault.com
Subject: Re: Using the 8.2 autovacuum values with 8.1
In-Reply-To: <20070223173736.GA19527@nasby.net>
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