Re: clog_buffers to 64 in 8.3?

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Josh Berkus <josh(at)agliodbs(dot)com>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: clog_buffers to 64 in 8.3?
Date: 2007-08-02 16:08:18
Message-ID: 12001.1186070898@sss.pgh.pa.us
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Josh Berkus <josh(at)agliodbs(dot)com> writes:
> Through the User Concurrency Thread on -performance [1], Tom and
> Jignesh found that our proximate bottleneck on SMP multi-user scaling
> is clog_buffers.

I don't actually think that what Jignesh is testing is a particularly
realistic scenario, and so I object to making performance decisions on
the strength of that one measurement.

regards, tom lane

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