From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx.bordeaux.inra.fr ([147.100.111.220]:64182 "EHLO mail-1.bordeaux.inra.fr" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754377AbaIQJGS (ORCPT ); Wed, 17 Sep 2014 05:06:18 -0400 Received: from [147.100.98.136] ([147.100.98.136]) (authenticated bits=0) by mail-1.bordeaux.inra.fr (/8.14.4) with ESMTP id s8H9BtwE008719 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NOT) for ; Wed, 17 Sep 2014 11:11:55 +0200 (CEST) Message-ID: <54194F07.2080203@bordeaux.inra.fr> Date: Wed, 17 Sep 2014 11:06:15 +0200 From: Tovo Rabemanantsoa MIME-Version: 1.0 To: linux-btrfs@vger.kernel.org Subject: Re: Problem with a filesystem References: <54185D48.5060701@bordeaux.inra.fr> <4F2E9AE1-4B33-42BB-8B75-C5A66118A7CB@colorremedies.com> <5418995C.2000708@bordeaux.inra.fr> <82857E4F-9FF6-4110-993F-35830A44BC04@colorremedies.com> In-Reply-To: <82857E4F-9FF6-4110-993F-35830A44BC04@colorremedies.com> Content-Type: text/plain; charset=utf-8 Sender: linux-btrfs-owner@vger.kernel.org List-ID: On 09/16/2014 11:27 PM, Chris Murphy wrote: > > Try to mount normally, then with -o recovery, then with -o ro,recovery. Include dmesg showing any messages that appear for these attempts. Thank you, Please find below the messages shown during a normal mount and a mount with -o ro,recovery. ======== Normal Mount ======== /var/log/messages Sep 17 11:00:24 sdeeph1 kernel: [85051.529541] device fsid 9ddd403a-2863-4e71-b28d-d2931a133af3 devid 1 transid 255446 /dev/sda4 Sep 17 11:00:24 sdeeph1 kernel: [85051.529917] btrfs: disk space caching is enabled Sep 17 11:01:09 sdeeph1 kernel: [85096.286741] parent transid verify failed on 24562568384512 wanted 255444 found 255446 Sep 17 11:01:09 sdeeph1 kernel: [85096.286756] parent transid verify failed on 24562568384512 wanted 255444 found 255446 Sep 17 11:01:09 sdeeph1 kernel: [85096.286764] parent transid verify failed on 24562568384512 wanted 255444 found 255446 Sep 17 11:01:09 sdeeph1 kernel: [85096.286770] parent transid verify failed on 24562568384512 wanted 255444 found 255446 Sep 17 11:01:09 sdeeph1 kernel: [85096.286775] parent transid verify failed on 24562568384512 wanted 255444 found 255446 Sep 17 11:01:09 sdeeph1 kernel: [85096.408271] btrfs: open_ctree failed /var/log/syslog adds this line : Sep 17 11:01:09 sdeeph1 kernel: [85096.286782] Failed to read block groups: -5 ======== mount -o ro,recovery ======== /var/log/messages Sep 17 11:05:10 sdeeph1 kernel: [85337.307267] device fsid 9ddd403a-2863-4e71-b28d-d2931a133af3 devid 1 transid 255446 /dev/sda4 Sep 17 11:05:10 sdeeph1 kernel: [85337.307635] btrfs: enabling auto recovery Sep 17 11:05:10 sdeeph1 kernel: [85337.307639] btrfs: disk space caching is enabled Sep 17 11:05:55 sdeeph1 kernel: [85381.548215] parent transid verify failed on 24562568384512 wanted 255444 found 255446 Sep 17 11:05:55 sdeeph1 kernel: [85381.548229] parent transid verify failed on 24562568384512 wanted 255444 found 255446 Sep 17 11:05:55 sdeeph1 kernel: [85381.548237] parent transid verify failed on 24562568384512 wanted 255444 found 255446 Sep 17 11:05:55 sdeeph1 kernel: [85381.548243] parent transid verify failed on 24562568384512 wanted 255444 found 255446 Sep 17 11:05:55 sdeeph1 kernel: [85381.548249] parent transid verify failed on 24562568384512 wanted 255444 found 255446 Sep 17 11:05:55 sdeeph1 kernel: [85381.670344] btrfs: open_ctree failed /var/log/syslog adds this line : Sep 17 11:05:55 sdeeph1 kernel: [85381.548255] Failed to read block groups: -5