Re: Shared buffers vs large files - Mailing list pgsql-general

From Francisco Reyes
Subject Re: Shared buffers vs large files
Date
Msg-id 20020301172216.Y6753-100000@zoraida.natserv.net
Whole thread Raw
In response to Shared buffers vs large files  (Francisco Reyes <lists@natserv.com>)
List pgsql-general
On Fri, 1 Mar 2002, Andrew Sullivan wrote:

> On Fri, Mar 01, 2002 at 04:48:16PM -0500, Francisco Reyes wrote:
>
> > sort_mem = 65536             # min 32
>
> I think this is way too high.  That's the amount of memory _each sort
> operation_ can take.  A single query can spawn several sort
> operations.
>
> I have 16 Gig on my Sun boxes, and I only have that set to 2048.

Thanks for the advice. I thought I had seen examples of people using 32K.
Will lower it to 4096 then.


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