Received: from localhost (unknown [200.46.204.187]) by postgresql.org (Postfix) with ESMTP id 270D82E02FF for ; Wed, 12 Dec 2007 06:39:42 -0400 (AST) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.187]) (amavisd-maia, port 10024) with ESMTP id 30516-08 for ; Wed, 12 Dec 2007 06:39:31 -0400 (AST) Received: from cassarossa.samfundet.no (cassarossa.samfundet.no [129.241.93.19]) by postgresql.org (Postfix) with ESMTP id 205392E02AE for ; Wed, 12 Dec 2007 06:39:34 -0400 (AST) Received: from trofast.ipv6.sesse.net ([2001:700:300:1803:20e:cff:fe36:a766] helo=trofast.sesse.net) by cassarossa.samfundet.no with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.63) (envelope-from ) id 1J2Ozz-00029f-Uf; Wed, 12 Dec 2007 11:39:32 +0100 Received: from root by trofast.sesse.net with local (Exim 4.68) (envelope-from ) id 1J2Ozu-0001O9-JH; Wed, 12 Dec 2007 11:39:26 +0100 Date: Wed, 12 Dec 2007 11:39:26 +0100 From: "Steinar H. Gunderson" To: Matthew Lunnon Cc: pgsql-performance@postgresql.org Subject: Re: Limited performance on multi core server Message-ID: <20071212103926.GB5247@uio.no> Mail-Followup-To: Matthew Lunnon , pgsql-performance@postgresql.org References: <475FB50B.8060701@rwa-net.co.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <475FB50B.8060701@rwa-net.co.uk> X-Operating-System: Linux 2.6.20.4 on a x86_64 X-Message-Flag: Outlook? --> http://www.mozilla.org/products/thunderbird/ User-Agent: Mutt/1.5.17 (2007-11-01) X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200712/162 X-Sequence-Number: 27978 On Wed, Dec 12, 2007 at 10:16:43AM +0000, Matthew Lunnon wrote: > Does anyone have any ideas what my bottle neck might be and what I can do > about it? Your bottleneck is that you are using a very old version of PostgreSQL. Try 8.2 or (if you can) the 8.3 beta series -- it scales a _lot_ better in this kind of situation. /* Steinar */ -- Homepage: http://www.sesse.net/