Re: New to PostgreSQL, performance considerations

From: Josh Berkus <josh(at)agliodbs(dot)com>
To: pgsql-performance(at)postgresql(dot)org
Cc: Bruce Momjian <bruce(at)momjian(dot)us>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Alvaro Herrera <alvherre(at)commandprompt(dot)com>, Alexander Staubo <alex(at)purefiction(dot)net>, Michael Stone <mstone+postgres(at)mathom(dot)us>
Subject: Re: New to PostgreSQL, performance considerations
Date: 2006-12-14 02:36:25
Message-ID: 200612131836.25713.josh@agliodbs.com
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Bruce,

> pgbench is designed to be a general benchmark, meanining it exercises
> all parts of the system. I am thinking just reexecuting a single SELECT
> over and over again would be a better test of the CPU optimizations.

Mostly, though, pgbench just gives the I/O system a workout. It's not a
really good general workload.

--
Josh Berkus
PostgreSQL @ Sun
San Francisco

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