From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail6.bemta8.messagelabs.com (mail6.bemta8.messagelabs.com [216.82.243.55]) by kanga.kvack.org (Postfix) with ESMTP id 18F35900138 for ; Fri, 9 Sep 2011 05:18:23 -0400 (EDT) References: <4E69A496.9040707@profihost.ag> In-Reply-To: <4E69A496.9040707@profihost.ag> Mime-Version: 1.0 (iPhone Mail 8H7) Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii Message-Id: <0A5D57A3-50CB-4AE2-90DE-EF6C9D8F0C55@profihost.ag> From: Stefan Priebe Subject: Re: system freezing with 3.0.4 Date: Fri, 9 Sep 2011 11:18:15 +0200 Sender: owner-linux-mm@kvack.org List-ID: To: Stefan Priebe - Profihost AG Cc: LKML , "linux-mm@kvack.org" , Andrew Morton , "linux-scsi@vger.kernel.org" , "efault@gmx.de" Hi, here a better sysrq w trigger output. http://pastebin.com/JWjrbrh4 > Hi list, >=20 > here's an updated post of my one yesterday. >=20 > We've updated some systems from 2.6.32 to 3.0.4 vanilla kernel. Since then= we're expecting freezes every now and then. All in memory apps are still wo= rking but nothing which reads or writes from or to disk (at least it seems l= ike that). >=20 > If you're already conncted via ssh and running top suddenly idle is 99-100= % and loads goes up to 500. I then cannot write to disk anymore. I've seen t= his for now on 2-5 of 20 servers i've updated. I can't believe they are all d= amaged. Also every night there comes another one where the same happens. Als= o running them on 2.6.32 again works fine. >=20 > Luckily i was able to trigger a sysrq on one machine fast enough: > echo t >/proc/sysrq-trigger >=20 > sysrq output is attached >=20 > I hope somebody can help. >=20 > Please CC me i'm not on list. >=20 > Stefan >=20 > -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org