From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan Kara Subject: Re: BUG EXT3-fs: fragsize 1024 != blocksize 4096 (unsupported) Date: Wed, 17 Mar 2010 17:24:40 +0100 Message-ID: <20100317162439.GC5799@quack.suse.cz> References: Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: linux-fsdevel@vger.kernel.org To: Oscar Megia Return-path: Received: from cantor.suse.de ([195.135.220.2]:51127 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755325Ab0CQQY3 (ORCPT ); Wed, 17 Mar 2010 12:24:29 -0400 Content-Disposition: inline In-Reply-To: Sender: linux-fsdevel-owner@vger.kernel.org List-ID: Hi, On Tue 16-03-10 13:05:09, Oscar Megia wrote: > Since three days ago mi PC with Fedora 9 started to do random resets. >=20 > I started to change the BIOS configuration and one of this changes le= aved > the screen black. Unfortunately, I pressed the reset button thinking = that > didn't boot but the next time (after leave the BIOS configuration lik= e > before) the system didn't boot. I'd check your HW - memory, power supply, ... Obviously something got wrong. > It showed me this message: "EXT3-fs: fragsize 1024 !=3D blocksize 409= 6 > (unsupported)" (you can see two pictures booting with this error at > http://forums.fedoraforum.org/attachment.php?attachmentid=3D19240&d=3D= 1268739264 > and http://forums.fedoraforum.org/attachment.php?attachmentid=3D19239= &d=3D1268739254). >=20 > Researching I could get info from the root fs with dumpe2fs: =2E.. >=20 > hda1 is for boot and hda2/lvm/ext3 with the OS and=A0 data. If the ex= t3 > has journal, is this a bug in the ext3 journal filesystem? I'd say it is a faulty HW, not a software bug. > My question is how can repair this lvm/ext3 volume without loose data= ? I would first try to identify faulty HW (run memtest from a rescue CD for example). When HW gets fixed, I'd copy the filesystem with 'dd' to = a different disk as a backup. Then run e2fsck to fix /dev/hda2. Honza --=20 Jan Kara SUSE Labs, CR -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel= " in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html