Received: from makus.postgresql.org (makus.postgresql.org [98.129.198.125]) by mail.postgresql.org (Postfix) with ESMTP id 2423A7591C6 for ; Thu, 24 May 2012 13:40:43 -0300 (ADT) Received: from corp.tradeindia.com ([61.16.154.82] helo=zmta01.trade-india-local.com) by makus.postgresql.org with esmtp (Exim 4.72) (envelope-from ) id 1SXb5d-0006HF-Os for pgsql-performance@postgresql.org; Thu, 24 May 2012 16:40:43 +0000 Received: from localhost (localhost.localdomain [127.0.0.1]) by zmta01.trade-india-local.com (Postfix) with ESMTP id 6449A44D7DB1; Thu, 24 May 2012 22:10:26 +0530 (IST) X-Virus-Scanned: amavisd-new at zmta01.trade-india-local.com Received: from zmta01.trade-india-local.com ([127.0.0.1]) by localhost (zmta01.trade-india-local.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id vXdu5RtH-B1a; Thu, 24 May 2012 22:10:26 +0530 (IST) Received: from zmbox01.trade-india-local.com (zmbox01.trade-india-local.com [192.168.1.111]) by zmta01.trade-india-local.com (Postfix) with ESMTP id 2896444D7DA0; Thu, 24 May 2012 22:10:26 +0530 (IST) Date: Thu, 24 May 2012 22:10:26 +0530 (IST) From: "Rajesh Kumar. Mallah" To: Steve Crawford Cc: Andy Colson , Claudio Freire , pgsql-performance@postgresql.org Message-ID: <9876049.464961337877626124.JavaMail.root@zmbox01.trade-india-local.com> In-Reply-To: <4FBE598B.5010403@pinpointresearch.com> Subject: Re: High load average in 64-core server , no I/O wait and CPU is idle MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Originating-IP: [192.168.1.114] X-Mailer: Zimbra 6.0.1_GA_1816.DEBIAN4.0 (ZimbraWebClient - FF3.0 (Linux)/6.0.1_GA_1816.DEBIAN4.0) X-Pg-Spam-Score: -0.5 (/) X-Archive-Number: 201205/125 X-Sequence-Number: 46949 | From: "Steve Crawford" | To: "Rajesh Kumar. Mallah" | Cc: "Andy Colson" , "Claudio Freire" , pgsql-performance@postgresql.org | Sent: Thursday, May 24, 2012 9:23:47 PM | Subject: Re: [PERFORM] High load average in 64-core server , no I/O wait and CPU is idle | | On 05/24/2012 05:58 AM, Rajesh Kumar. Mallah wrote: | > Dear Andy , | > | > Following the discussion on load average we are now investigating | on some | > other parts of the stack (other than db). | > | > Essentially we are bumping up the limits (on appserver) so that more | requests | > goes to the DB server. | Which leads to the question: what, other than the db, runs on this | machine? No nothing else runs on *this* machine. We are lucky to have such a beefy hardware dedicated to postgres :) We have a separate machine for application server that has 2 tiers. I am trying to reach to the point to max out the db machine , for that to happen we need to work on the other parts. regds mallah. | | Cheers, | Steve