From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S268253AbTGINWc (ORCPT ); Wed, 9 Jul 2003 09:22:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S268257AbTGINWc (ORCPT ); Wed, 9 Jul 2003 09:22:32 -0400 Received: from 69-55-72-142.ppp.netsville.net ([69.55.72.142]:50371 "EHLO tiny.suse.com") by vger.kernel.org with ESMTP id S268253AbTGINWa (ORCPT ); Wed, 9 Jul 2003 09:22:30 -0400 Subject: Re: 2.4.22-pre3 and reiserfs boot problem From: Chris Mason To: Stephan von Krawczynski , green@namesys.com Cc: linux-kernel@vger.kernel.org In-Reply-To: <20030709140138.141c3536.skraw@ithnet.com> References: <20030706183453.74fbfaf2.skraw@ithnet.com> <1057515223.20904.1315.camel@tiny.suse.com> <20030709140138.141c3536.skraw@ithnet.com> Content-Type: text/plain Organization: Message-Id: <1057757764.26768.170.camel@tiny.suse.com> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.2.2 Date: 09 Jul 2003 09:36:04 -0400 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2003-07-09 at 08:01, Stephan von Krawczynski wrote: > On 06 Jul 2003 14:13:44 -0400 > Chris Mason wrote: > > > [...] > > Is reiserfs on your root drive? If not can you please boot into single > > user mode, enable sysrq, try the mount again and get the decoded output > > from sysrq-p and sysrq-t if it hangs. > > > > -chris > > Hello Chris, > > I tried to produce some useful output but failed. Additionals I found: > > - pre3-ac1 has the same problem > - the box _hangs_ in fact, no sysrq is working. > (you need hw-reset to revive the box) > - I can see no disk activity on the 3ware RAID in question > - It always shows up, completely reproducable > - It shows during boot and during single- or multiuser (mount from console) Step one is to figure out if the problem is reiserfs or 3ware. Instead of mounting the filesystem, run debugreiserfs -d /dev/xxxx > /dev/null and see if you still hang. This will read the FS metadata and should generate enough io to trigger the hang if it is a 3ware problem. (I'm on vacation for a few days, so Oleg is cc'd) -chris