I have my shared buffers at 8192 and my effective cache at 64000 (which is
500 megs). Depends a lot on how much RAM you have. I have 1.5 gigs and
I've been asking my boss for another 512megs for over a month now. I have
no idea if my buffers are too high/low.
Michael
> -----Original Message-----
> From: pgsql-performance-owner@postgresql.org
> [mailto:pgsql-performance-owner@postgresql.org]On Behalf Of Hilary
> Forbes
> Sent: Tuesday, July 01, 2003 2:10 PM
> To: pgsql-performance@postgresql.org
> Subject: [PERFORM] Version 7 question
>
>
> I'm just trying to improve performance on version 7 before doing
> some tests and hopefully upgrading to 7.3.
>
> At the moment we have
> B=64 (no of shared buffers)
> N=32 (no of connections)
> in postmaster.opt which I take it is the equivalent of the new
> postgresql.conf file.
>
> From all that is being written about later versions I suspect
> that this is far too low. Would I be fairly safe in making the
> no of shared buffers larger? Also is there an equivalent of
> effective_cache_size that I can set for version 7?
>
> Many thanks in advance
> Hilary
>
>
>
>
> Hilary Forbes
> -------------
> DMR Computer Limited: http://www.dmr.co.uk/
> Direct line: 01689 889950
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> E-mail: hforbes@dmr.co.uk
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