Re: Tuning PostgreSQL

Thanks, I will look at the site you sent me and purchase some hardware. Then
I will run some benchmarks.

Kind regards,
Alexander.

----- Original Message -----
From: "Shridhar Daithankar" <shridhar_daithankar@persistent.co.in>
To: "Alexander Priem" <ap@cict.nl>
Cc: <pgsql-performance@postgresql.org>
Sent: Monday, July 21, 2003 11:33 AM
Subject: Re: [PERFORM] Tuning PostgreSQL


> Hi Alexander ,
>
> On 21 Jul 2003 at 11:23, Alexander Priem wrote:
> > So the memory settings I specified are pretty much OK?
>
> As of now yes, You need to test with these settings and make sure that
they
> perform as per your requirement. That tweaking will always be there...
>
> > What would be good guidelines for setting effective_cache_size, noatime
?
>
> I suggest you look at
> http://www.varlena.com/varlena/GeneralBits/Tidbits/perf.html.
>
> That should help you.
>
> > I use ext3 filesystem, which probably is not the best performer, is it?
>
> No. You also need to check ext2, reiser and XFS. There is no agreement
between
> users as in what works best. You need to benchmark and decide.
>
> > I will set the WAL on a separate drive. What do I need to change in the
conf
> > files to achive this?
>
> No. You need to shutdown postgresql server process and symlink WAL and
clog
> directories in postgresql database cluster to another place. That should
do it.
>
> HTH
>
> Bye
>  Shridhar
>
> --
> Meade's Maxim: Always remember that you are absolutely unique, just like
everyone else.
>