| From: | Francisco Reyes <lists(at)natserv(dot)com> |
|---|---|
| To: | Andrew Sullivan <andrew(at)libertyrms(dot)info> |
| Cc: | pgsql General List <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: Shared buffers vs large files |
| Date: | 2002-03-01 22:23:12 |
| Message-ID: | 20020301172216.Y6753-100000@zoraida.natserv.net |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | 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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