Message-Id: <48F8773F.EE98.0025.0@wicourts.gov>
Date: Fri, 17 Oct 2008 11:30:07 -0500
From: "Kevin Grittner" <Kevin.Grittner@wicourts.gov>
To: "Tory M Blue" <tmblue@gmail.com>,
	<pgsql-performance@postgresql.org>
Subject: Re: Index bloat, reindex weekly, suggestions etc?
References: <8a547c840810170905m7323dbd8x90de7dd004abc7d4@mail.gmail.com>
In-Reply-To: <8a547c840810170905m7323dbd8x90de7dd004abc7d4@mail.gmail.com>
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>>> "Tory M Blue" <tmblue@gmail.com> wrote: 
 
> tell me if i should plan upgrades to 8.3.4..
 
It's a good idea.  It should be painless -- drop in and restart.
 
> After Reindex
> My Indexes
> 1.5G    /data/clsindex
> 
> After 2 weeks
> My indexes
> 6.8G    /data/clsindex
> 
> This is 2 weeks. and throughout those  2 weeks I can see performance
> degrading. In fact I just bumped the memory footprint of my server
to
> 32gigs from 8gigs
 
Make sure that effective_cache_size reflects this.
 
> This is a transactional DB with over 800K updates happening each
day.
> tons of updates and deletes. autovac is on and I do a analyze each
> night after the dump
 
Make sure that you run as VACUUM ANALYZE VERBOSE and look at the last
few lines; you might need to increase your free space manager
allocations.
 
-Kevin