X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (unknown [200.46.204.144]) by svr1.postgresql.org (Postfix) with ESMTP id 6822D52BFD for ; Thu, 14 Jul 2005 00:28:50 -0300 (ADT) Received: from svr1.postgresql.org ([200.46.204.71]) by localhost (av.hub.org [200.46.204.144]) (amavisd-new, port 10024) with ESMTP id 50081-09 for ; Thu, 14 Jul 2005 03:28:48 +0000 (GMT) Received: from lakermmtao11.cox.net (eastrmmtai02.cox.net [68.230.240.28]) by svr1.postgresql.org (Postfix) with ESMTP id D538752BF7 for ; Thu, 14 Jul 2005 00:28:44 -0300 (ADT) Received: from [127.0.0.1] (really [68.3.22.74]) by lakermmtao11.cox.net (InterMail vM.6.01.04.00 201-2131-118-20041027) with ESMTP id <20050714032840.KSYU28203.lakermmtao11.cox.net@[127.0.0.1]>; Wed, 13 Jul 2005 23:28:40 -0400 Message-ID: <42D5DBEB.4010503@works4me.com> Date: Wed, 13 Jul 2005 20:28:43 -0700 From: Dennis User-Agent: Mozilla Thunderbird 1.0 (Windows/20041206) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Qingqing Zhou Cc: pgsql-performance@postgresql.org Subject: Re: performance problems ... 100 cpu utilization References: <42D567DB.6000100@works4me.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Antivirus: avast! (VPS 0528-3, 07/13/2005), Outbound message X-Antivirus-Status: Clean X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, hits=0 tagged_above=0 required=5 tests= X-Spam-Level: X-Archive-Number: 200507/159 X-Sequence-Number: 13400 Qingqing Zhou wrote: >Are you sure 100% CPU usage is solely contributed by Postgresql? Also, from >the ps status you list, I can hardly see that's a problem because of problem >you mentioned below. > > The postgreSQL processes are what is taking up all the cpu. There aren't any other major applications on the machine. Its a dedicated database server, only for this application. It doesn't seem to make sense that PostgreSQL would be maxed out at this point. I think given the size of the box, it could do quite a bit better. So, what is going on? I don't know. Dennis