Re: How to optimize monstrous query, sorts instead of - Mailing list pgsql-performance

From Rod Taylor
Subject Re: How to optimize monstrous query, sorts instead of
Date
Msg-id 1057149922.28657.163.camel@jester
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In response to Re: How to optimize monstrous query, sorts instead of  ("Michael Mattox" <michael.mattox@verideon.com>)
Responses Re: How to optimize monstrous query, sorts instead of  ("Michael Mattox" <michael.mattox@verideon.com>)
List pgsql-performance
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@rbt.ca>

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

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