Received: from makus.postgresql.org ([98.129.198.125]) by malur.postgresql.org with esmtp (Exim 4.72) (envelope-from ) id 1TJNZJ-0005Ue-BD for pgsql-performance@postgresql.org; Wed, 03 Oct 2012 11:56:49 +0000 Received: from nm10-vm0.bullet.mail.ird.yahoo.com ([77.238.189.90]) by makus.postgresql.org with smtp (Exim 4.72) (envelope-from ) id 1TJNZH-00043I-HD for pgsql-performance@postgresql.org; Wed, 03 Oct 2012 11:56:48 +0000 Received: from [77.238.189.230] by nm10.bullet.mail.ird.yahoo.com with NNFMP; 03 Oct 2012 11:56:44 -0000 Received: from [212.82.108.248] by tm11.bullet.mail.ird.yahoo.com with NNFMP; 03 Oct 2012 11:56:44 -0000 Received: from [127.0.0.1] by omp1013.mail.ird.yahoo.com with NNFMP; 03 Oct 2012 11:56:44 -0000 X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 797418.45995.bm@omp1013.mail.ird.yahoo.com Received: (qmail 31557 invoked by uid 60001); 3 Oct 2012 11:56:44 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.co.uk; s=s1024; t=1349265404; bh=77LTW930xdojU5adetAbA+4gZMq8bwK/mgidt5OZTpM=; h=X-YMail-OSG:Received:X-Mailer:References:Message-ID:Date:From:Reply-To:Subject:To:In-Reply-To:MIME-Version:Content-Type:Content-Transfer-Encoding; b=geeQneCgCUf8q+BHWbnd0+jFB5dSTkx0B52QoPu5zCw7TkFhZ5UYMPrWfGcSqZvHW1sXmQP+uCdnSLeutIBr0mKMm1JQDdKm2XhgOX/pOvbCZmGd7u+SC5I0XJx8oHUSg0zcFfmdHMBvAqqaFc+sfhB8HCU98eoy5ddGL5N377Y= DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.co.uk; h=X-YMail-OSG:Received:X-Mailer:References:Message-ID:Date:From:Reply-To:Subject:To:In-Reply-To:MIME-Version:Content-Type:Content-Transfer-Encoding; b=Tf6B2d60u39S6ohh53YG5peXayJBRmsbIMaDcAgsCfhkVVUhbaxtEUfo4rk2jY2iWjuBMWYTPv7DK9kl15M60+aWAJkqxVw3rJTLryU1quLAOAvJAJEFY1ulqbHr0FYDDk8SdZsnvqQc9amXnpVGtincP9pOQTKp9FKz694n4bg=; X-YMail-OSG: FQEhaJMVM1mHeS0vQkOXe.5THxivcRrW7oJ8.A7yJrtnKOK mdS.azC4ia8I0YbWfd2brqSPdmUgy7F1QxhY2imuw5SKumDU10c9gSHfNm6h 8uUcmtNQsM7qN0yuhXVDu00rhcdbqHZ5UaSUUSNVv0bKLhAhmdE0xBJ8wLB8 .dhcL5ulk5w9MSRy2JboFkRf08Xfo3uyz8qeJUrw92WjaU0xprqAEFWOOEAi aalRwg8LCqgLuOVKu0sFxz8b99Bjo_SJrKJ6.0SnTujxm5mjyL9lTrb8UzX8 D2VQFjkPdY91tjT_5J071ZhthAz5Ricz8b0O5oj9KeGrrst3S3WRXNgLr_hj HTK.3wWhOLaJPiyQl.DT_nS.9FdbyCYd5rkM9vzWQyujFpdjG.P35GvoeBFh BLdJp6xuZxq2BNs6jtxZpEwR.l2gtFVpgUatFKep5DtszF4gZkhz4MvUjO46 AuftWjvHkGcTC_lBM17k0jZhbGbCK8g-- Received: from [194.168.202.210] by web133201.mail.ir2.yahoo.com via HTTP; Wed, 03 Oct 2012 12:56:44 BST X-Mailer: YahooMailWebService/0.8.122.442 References: <5064A4DC.5090304@turnkey.bz> <5064AD5C.4010403@boreham.org> <5064AF52.3070706@turnkey.bz> <5064B34D.2000105@boreham.org> <5065C8DC.5020305@boreham.org> <5065DF86.2030909@turnkey.bz> <1349166051.57109.YahooMailNeo@web133201.mail.ir2.yahoo.com> <506B04CA.7030204@boreham.org> Message-ID: <1349265404.30302.YahooMailNeo@web133201.mail.ir2.yahoo.com> Date: Wed, 3 Oct 2012 12:56:44 +0100 (BST) From: Glyn Astill Reply-To: Glyn Astill Subject: Re: hardware advice To: David Boreham , "pgsql-performance@postgresql.org" In-Reply-To: <506B04CA.7030204@boreham.org> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable X-Pg-Spam-Score: 3.6 (+++) X-Archive-Number: 201210/20 X-Sequence-Number: 47979 ----- Original Message -----=0A=0A> From: David Boreham =0A> To: "pgsql-performance@postgresql.org" =0A> Cc: =0A> Sent: Tuesday, 2 October 2012, 16:14=0A> Subject: Re:= [PERFORM] hardware advice=0A> =0A> On 10/2/2012 2:20 AM, Glyn Astill wrote= :=0A>> newer R910s recently all of a sudden went dead to the world; no pri= or =0A> symptoms=0A>> showing in our hardware and software monitoring, no = errors in the os logs,=0A>> nothing in the dell drac logs.=A0 After a hard= reset it's back up as if=0A>> nothing happened, and it's an issue I'm non= e the wiser to the =0A> cause.=A0 Not=0A>> good piece of mind.=0A> This co= uld be an OS bug rather than a hardware problem.=0A=0AYeah actually I'm lea= ning towards this being a specific bug in the linux kernel.=A0 Everything e= lse I said still stands though.=0A