Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755690Ab0LMXOh (ORCPT ); Mon, 13 Dec 2010 18:14:37 -0500 Received: from mail-iy0-f174.google.com ([209.85.210.174]:49253 "EHLO mail-iy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754279Ab0LMXOg convert rfc822-to-8bit (ORCPT ); Mon, 13 Dec 2010 18:14:36 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type:content-transfer-encoding; b=Sdbs1l+0itOIPAhSfzR2aJRgCDyEgwEpigLQK9bxxUfv6tlj/GUwWZbWSPNXpZ/5vX EpCkRmYBUcOWFbZb7N7sIss6p0k2xdOgxoZLwjKWCcV8aFj8FfqybnOxau/UJo08H5Y+ aLXpHfYKEiDUG78XF6qT3Zi4Nenl6QpA5LKDw= MIME-Version: 1.0 In-Reply-To: References: Date: Mon, 13 Dec 2010 23:14:35 +0000 Message-ID: Subject: Re: ext4: initial error at 1288471943: ext4_mb_generate_buddy:718 From: =?UTF-8?Q?Mathias_Bur=C3=A9n?= To: linux-kernel@vger.kernel.org Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2915 Lines: 86 On 13 December 2010 23:13, Mathias Burén wrote: > On 13 December 2010 23:13, Mathias Burén wrote: >> Hi, I'm running 2.6.36 and I'm seeing this about once per day in dmesg: >> >> EXT4-fs (dm-0): error count: 1 >> EXT4-fs (dm-0): initial error at 1288471943: ext4_mb_generate_buddy:718 >> EXT4-fs (dm-0): last error at 1288471943: ext4_mb_generate_buddy:718 >> >> uptime && dmesg | grep ' last error at 1288471943' | wc -l >>  23:08:29 up 20 days,  5:46,  1 user,  load average: 0.69, 0.85, 0.83 >> >> e2fsprogs 1.41.12-1 >> lvm2 2.02.78-1 >> >> As you can see it's always the exact same message. I've run fsck on >> the system and no errors were found. dm-0 is the root filesystem, it >> all looks like this: >> >> >> lrwxrwxrwx 1 root root 7 Nov 23 17:22 /dev/mapper/lvmssd-root -> ../dm-0 >> >>  --- Volume group --- >>  VG Name               lvmssd >>  System ID >>  Format                lvm2 >>  Metadata Areas        1 >>  Metadata Sequence No  27 >>  VG Access             read/write >>  VG Status             resizable >>  MAX LV                0 >>  Cur LV                1 >>  Open LV               1 >>  Max PV                0 >>  Cur PV                1 >>  Act PV                1 >>  VG Size               53.80 GiB >>  PE Size               4.00 MiB >>  Total PE              13772 >>  Alloc PE / Size       13772 / 53.80 GiB >>  Free  PE / Size       0 / 0 >>  VG UUID               4jqUcB-jEzl-pKT1-mcPU-soCV-2YXT-cuTk9v >> >> ... >> >>  hdparm -i /dev/sda >> >> /dev/sda: >> >>  Model=Corsair CSSD-F60GB2, FwRev=1.1, SerialNo=10326505580009990027 >>  Config={ Fixed } >>  RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=4 >>  BuffType=unknown, BuffSize=unknown, MaxMultSect=16, MultSect=1 >>  CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=117231408 >>  IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120} >>  PIO modes:  pio0 pio1 pio2 pio3 pio4 >>  DMA modes:  mdma0 mdma1 mdma2 >>  UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5 *udma6 >>  AdvancedPM=no WriteCache=enabled >>  Drive conforms to: unknown:  ATA/ATAPI-2,3,4,5,6,7 >> >>  * signifies the current active mode >> >> Is this message dangerous? Can I disable it somehow? Why is it showing up? Etc. >> >> >> Thanks, >> // Mathias >> > > Oh, and can you please cc me as I'm not subscribed! > > // Mathias > .. and ext4 mount options are: /dev/disk/by-label/ssd_root on / type ext4 (rw,noatime,barrier=0,data=writeback) I think that is all. // Mathias -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/