| From: | Evgeny Gridasov <eugrid(at)fpm(dot)kubsu(dot)ru> |
|---|---|
| To: | PFC <lists(at)peufeu(dot)com> |
| Cc: | Kevin(dot)Grittner(at)wicourts(dot)gov, pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: Background writer configuration |
| Date: | 2006-03-17 14:50:17 |
| Message-ID: | 20060317175017.e15f2151.eugrid@fpm.kubsu.ru |
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| Thread: | |
| Lists: | pgsql-performance |
template1=# select version();
version
---------------------------------------------------------------------------------------------
PostgreSQL 8.1.3 on x86_64-pc-linux-gnu, compiled by GCC cc (GCC) 3.3.5 (Debian 1:3.3.5-13)
(1 row)
On Fri, 17 Mar 2006 14:35:15 +0100
PFC <lists(at)peufeu(dot)com> wrote:
>
> > First of all, I'd like to mention that it was strange to see that
> > the server performance degraded by 1-2% when we changed kernel/userland
> > to x86_64
> > from default installed i386 userland/amd64 kernel. The operating system
> > was Debian Linux,
> > filesystem ext3.
>
> Did you use postgres compiled for AMD64 with the 64 kernel, or did you
> use a 32 bit postgres in emulation mode ?
>
--
Evgeny Gridasov
Software Engineer
I-Free, Russia
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