Re: pgsql_tmp and postgres settings

From: "Gourish Singbal" <gourish(at)gmail(dot)com>
To: pgsql-performance(at)postgresql(dot)org
Subject: Re: pgsql_tmp and postgres settings
Date: 2006-06-12 05:56:23
Message-ID: 674d1f8a0606112256t71b38395gc894fcbca45afedc@mail.gmail.com
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Where is the pgsql_tmp folder present ?. i am unable to see it in the data
directory of postgresql.

~gourish

On 6/9/06, Jim C. Nasby <jnasby(at)pervasive(dot)com> wrote:
>
> On Fri, Jun 09, 2006 at 02:23:04PM +0200, Domenico - Sal. F.lli Riva
> wrote:
> > Hello,
> >
> > During insert or update, potgresql write in pgsql_tmp directory and so
> > performance are very poor.
>
> pgsql_tmp is used if a query runs out of work_mem, so you can try
> increasing that.
>
> > My configuration is:
> >
> > Work mem 10240
> >
> > Effective_cache_size 30000
> You're off by a factor of 10.
>
> > Shared buffers 9000
> I'd suggest bumping that up to at least 30000.
>
> > Postgresql (RPM from official website) 8.1.0
>
> You should upgrade to 8.1.4. There's a number of data loss bugs waiting
> to bite you.
> --
> Jim C. Nasby, Sr. Engineering Consultant jnasby(at)pervasive(dot)com
> Pervasive Software http://pervasive.com work: 512-231-6117
> vcard: http://jim.nasby.net/pervasive.vcf cell: 512-569-9461
>
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--
Best,
Gourish Singbal

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