From: Solofo.Ramangalahy@bull.net Subject: Re: data corruption with ext4 (from 2.6.27.4) exposed by rtorrent Date: Wed, 5 Nov 2008 21:21:00 +0100 Message-ID: <18706.44.567787.592343@frecb006361.adech.frec.bull.fr> References: <3d3ce57e0811030442o377cf2bet212eefba79d714bb@mail.gmail.com> <20081103134008.GE29102@mit.edu> <319012f0811030734s6d14b2b3t13c32a41ac48e852@mail.gmail.com> <20081103165144.6514f003@starbug.prg01.itonis.net> <18705.63392.489856.682976@frecb006361.adech.frec.bull.fr> <20081105195713.GB9266@mit.edu> <18705.64906.497902.219660@frecb006361.adech.frec.bull.fr> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: Theodore Tso , Jindrich Makovicka , linux-ext4@vger.kernel.org To: Solofo.Ramangalahy@bull.net Return-path: Received: from ecfrec.frec.bull.fr ([129.183.4.8]:53551 "EHLO ecfrec.frec.bull.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755717AbYKEUVJ (ORCPT ); Wed, 5 Nov 2008 15:21:09 -0500 In-Reply-To: <18705.64906.497902.219660@frecb006361.adech.frec.bull.fr> Sender: linux-ext4-owner@vger.kernel.org List-ID: Solofo.Ramangalahy@bull.net writes: > > The next question is whether the problem is more easily triggerred > > when under memory pressure. > > I was currently testing other kernels, but, right, I will retest with more memory. with -m 2048 I do not observe the problem. I should add that with 2.6.28-rc3 + ext4 patch queue, I am observing what seems to be lockdep bug: [ 31.603020] BUG: key c9f315a8 not in .data! That is the reason I was testing other kernels. -- solofo