Re: How to optimize monstrous query, sorts instead of

From: Rod Taylor <rbt(at)rbt(dot)ca>
To: michael(dot)mattox(at)verideon(dot)com
Cc: Postgresql Performance <pgsql-performance(at)postgresql(dot)org>
Subject: Re: How to optimize monstrous query, sorts instead of
Date: 2003-07-02 12:45:23
Message-ID: 1057149922.28657.163.camel@jester
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On Wed, 2003-07-02 at 10:28, Michael Mattox wrote:
> > My postgresql.conf is attached in case I have it configured incorrectly.
>
> Forgot my postgres.conf..

Shared buffers is probably too high. How much memory in this machine?
Is there anything else running aside from PostgreSQL? What does top say
about cached / buffered data (number)

I see you reduced the random_page_cost to 1.5. Why did you do this (how
is your disk subsystem configured)?

--
Rod Taylor <rbt(at)rbt(dot)ca>

PGP Key: http://www.rbt.ca/rbtpub.asc

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