Received: from localhost (unknown [200.46.208.211]) by mail.postgresql.org (Postfix) with ESMTP id 7D5C4634996 for ; Fri, 13 Mar 2009 12:56:09 -0300 (ADT) Received: from mail.postgresql.org ([200.46.204.86]) by localhost (mx1.hub.org [200.46.208.211]) (amavisd-maia, port 10024) with ESMTP id 11616-05-5 for ; Fri, 13 Mar 2009 12:56:04 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from gwmta.wicourts.gov (gwmta.wicourts.gov [165.219.244.99]) by mail.postgresql.org (Postfix) with ESMTP id DEE406348E1 for ; Fri, 13 Mar 2009 12:55:51 -0300 (ADT) Received: from Courts-MTA by gwmta.wicourts.gov with Novell_GroupWise; Fri, 13 Mar 2009 10:55:49 -0500 Message-Id: <49BA3BA2.EE98.0025.0@wicourts.gov> X-Mailer: Novell GroupWise Internet Agent 7.0.3 Date: Fri, 13 Mar 2009 10:55:30 -0500 From: "Kevin Grittner" To: "Jignesh K. Shah" Cc: "pgsql-performance@postgresql.org" , "Scott Carey" Subject: Re: Proposal of tunable fix for scalability of 8.4 References: <49BA53CF.4020702@sun.com> <49BA742D.3050203@sun.com> In-Reply-To: <49BA742D.3050203@sun.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Content-Disposition: inline X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200903/161 X-Sequence-Number: 33083 >>> "Jignesh K. Shah" wrote: > usr sys wt idl sze > 38 11 0 50 64 The fact that you're maxing out at 50% CPU utilization has me wondering -- are there really 64 CPUs here, or are there 32 CPUs with "hyperthreading" technology (or something conceptually similar)? -Kevin