From mboxrd@z Thu Jan 1 00:00:00 1970 From: reiserfs-devel@vger.kernel.org Subject: Re: Reiser4 Oops on vanilla 2.6.37.2 Date: Sat, 05 Mar 2011 23:08:58 +0000 Message-ID: <4D72C28A.20705@vger.kernel.org> References: <4D72BBD0.70907@gmail.com> Reply-To: reiserfs-devel@vger.kernel.org Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=freestuffjunction.co.uk; s=default; t=1299366540; bh=DdO9IwI76tjBkYlsz4pdzi5dgRbhri/XbhfaKoWkKbs=; h=Message-ID:Date:From:Reply-To:MIME-Version:To:Subject:References: In-Reply-To:Content-Type:Content-Transfer-Encoding; b=wmHkNHFWQNl1NJXAdovaiZBRWhReVpWPm1xdPLa9zueK0BAqA8gGlk1bokHIFCoJ7 dEwwVx0uzBpvvYnDyH7W3UlQCOYz5zNSIOpGp0uxO1RTIrFpSRb2n2Gmqy/dUwU+VK Qqv26E1wgFQfhe2FCBfOhwbgsABgifqixI8BvlR0= In-Reply-To: <4D72BBD0.70907@gmail.com> Sender: reiserfs-devel-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="us-ascii"; format="flowed" To: Edward Shishkin , reiserfs-devel@vger.kernel.org On 05/03/11 22:40, Edward Shishkin wrote: > On 03/05/2011 03:29 PM, Eddie Chapman wrote: >> Hello, > > Hello. Thanks for the prompt reply :) > >> >> Firstly many thanks for the brilliant work being put into reiser4. >> >> Been using reiser4 for about 10 days or so on two software raid6 devices >> containing lots of imap mail directories. One partition has about 55GB >> mail in total, the other only about 4GB. >> >> So far so good with no major problems until this morning, when the Oops >> below (scroll down to bottom of mail) happened. The system continued >> functioning with no apparent data loss except load average rose to 24 >> within about 30 secs of the Oops and continued to rise steadily until >> system became unresponsive after 3-4 hrs with load average at 1189. >> >> This is a Centos 5.5 64 bit box with vanilla kernel.org 2.6.37.2 and >> reiser4-for-2.6.37.patch >> >> I have both the raid md devices mounted as reiser4 with >> noatime,nodiratime >> >> I notice this Oops reported here and Edward's patch to address the >> problem: >> http://www.spinics.net/lists/reiserfs-devel/msg02648.html >> >> Searching through reiser4-for-2.6.37.patch it seems that patch is in >> there, but I still got the Oops. > > This is another problem. Aaah yes you're right, I just saw jbd2__journal_start and ext4_journal_start_sb in both Oops but didn't look further. > >> >> Similarly to the previous case, this box is using ext4 for all the other >> filesystems. >> >> If another patch is not possible in the near future would downgrading the >> other filesystems to ext3 be a temporary workaround for this issue? > > I have attached a temporal workaround, it should help. > Note, that I didn't test this patch: I'll be able to do it > at the end of weekends. Many thanks, I will apply it tonight and report back. Eddie