From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755923AbYJPOlA (ORCPT ); Thu, 16 Oct 2008 10:41:00 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754461AbYJPOkt (ORCPT ); Thu, 16 Oct 2008 10:40:49 -0400 Received: from ryu.zarb.org ([212.85.158.22]:48689 "EHLO ryu.zarb.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754315AbYJPOks (ORCPT ); Thu, 16 Oct 2008 10:40:48 -0400 Subject: Re: Possible ext3 corruption with 1K block size From: Pascal Terjan To: Eric Sandeen Cc: Andrey Borzenkov , pterjan@mandriva.org, linux-ext4@vger.kernel.org, Linux Kernel Mailing List In-Reply-To: <48F751E9.8070705@redhat.com> References: <200810150724.42180.arvidjaar@mail.ru> <48F5E6D4.8080603@redhat.com> <200810151824.36119.arvidjaar@mail.ru> <48F601A5.1050405@redhat.com> <1224164860.11578.14.camel@plop> <48F751E9.8070705@redhat.com> Content-Type: text/plain; charset="ISO-8859-15" Organization: Mandriva Date: Thu, 16 Oct 2008 16:40:44 +0200 Message-Id: <1224168044.11578.15.camel@plop> Mime-Version: 1.0 X-Mailer: Evolution 2.24.0-2mdv2009.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Le jeudi 16 octobre 2008 à 09:38 -0500, Eric Sandeen a écrit : > Pascal Terjan wrote: > > Le mercredi 15 octobre 2008 à 09:43 -0500, Eric Sandeen a écrit : > >> Andrey Borzenkov wrote: > >>> On Wednesday 15 October 2008, Eric Sandeen wrote: > >> > >>>> My kingdom for a testcase... does anyone have simple steps to reproduce > >>>> this? Or do they all start with "install mandriva on a 1k block size > >>>> system?" :) > >>>> > >>> May be RH will do? :) > >> I did try a 1k-block root fs Fedora install, and didn't see any problems... > >> > >>> As indicated by last comment, Pascal has some ways to trigger it; I > >>> forgot to Cc to him initially; doing it now. > >> Ok, good deal. > >> > > > > On my test machine I reproduce it easily : rpm --rebuilddb and if the db > > is not detected to be corrupted yet it will be after installing a few > > packages (tested again with 2.6.27). > > > > If I do the rebuilddb on a 2.6.17 and then reboot on a recent kernel, > > then I can install/uninstall thousands of packages without any > > corruption. > > so it seems to be the database rebuilding, under a recent kernel, which > causes the problem? installing under a recent kernel is ok, as long as > the db was created on an older kernel? Yes