X-Original-To: pgsql-performance-postgresql.org@postgresql.org Received: from localhost (mx1.hub.org [200.46.208.251]) by postgresql.org (Postfix) with ESMTP id 9C53D9FA5F8; Fri, 16 Jun 2006 20:24:42 -0300 (ADT) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.208.251]) (amavisd-new, port 10024) with ESMTP id 96782-03; Fri, 16 Jun 2006 20:24:33 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey- X-Greylist: from auto-whitelisted by SQLgrey- Received: from davinci.ethosmedia.com (server227.ethosmedia.com [209.128.84.227]) by postgresql.org (Postfix) with ESMTP id 929B39FA5D8; Fri, 16 Jun 2006 20:24:33 -0300 (ADT) X-EthosMedia-Virus-Scanned: no infections found Received: from [64.81.245.111] (account josh@agliodbs.com HELO [192.168.1.27]) by davinci.ethosmedia.com (CommuniGate Pro SMTP 4.1.8) with ESMTP id 9600309; Fri, 16 Jun 2006 16:27:46 -0700 From: Josh Berkus Reply-To: josh@agliodbs.com Organization: Aglio Database Solutions To: pgsql-hackers@postgresql.org Subject: Re: [HACKERS] Sun Donated a Sun Fire T2000 to the PostgreSQL community Date: Fri, 16 Jun 2006 16:24:16 -0700 User-Agent: KMail/1.8 Cc: Arjen van der Meijden , Robert Lor , pgsql-performance@postgresql.org References: <4492CBE2.3090509@sun.com> <449331EC.10207@tweakers.net> In-Reply-To: <449331EC.10207@tweakers.net> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200606161624.17081.josh@agliodbs.com> X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200606/360 X-Sequence-Number: 19717 Arjen, > I can already confirm very good scalability (with our workload) on > postgresql on that machine. We've been testing a 32thread/16G-version > and it shows near-linear scaling when enabling 1, 2, 4, 6 and 8 cores > (with all four threads enabled). Keen. We're trying to keep the linear scaling going up to 32 cores of course (which doesn't happen, presently). Would you be interested in helping us troubleshoot some of the performance issues? -- --Josh Josh Berkus PostgreSQL @ Sun San Francisco