[Lustre-discuss] help for endless e2fsck

[Colin Faber]

Hi Zhou,

Make sure you're running the latest e2fsck
http://downloads.whamcloud.com/public/e2fsprogs/latest/

To me, 30 hours seems like a while for 8TB of data, however if I recall,
pass 1D can take a very long time on corrupted FS.

-cf


On 09/19/2011 08:02 AM, enqiang zhou wrote:
> It's a 8TB LUN and e2fsck have lasted for about 30 hours.I'm not sure
> if I should wait more enough time for the end.Bellow is part of
> e2fsck's log.
>
> ... ...
> Illegal block number passed to ext2fs_test_block_bitmap #4243581855
> for multiply claimed block map
> Illegal block number passed to ext2fs_test_block_bitmap #2363489791
> for multiply claimed block map
> Illegal block number passed to ext2fs_test_block_bitmap #4091539423
> for multiply claimed block map
> Illegal block number passed to ext2fs_test_block_bitmap #3989622221
> for multiply claimed block map
> Illegal block number passed to ext2fs_test_block_bitmap #1339682798
> for multiply claimed block map
> Pass 1C: Scanning directories for inodes with multiply-claimed blocks
> 19:06
> Pass 1D: Reconciling multiply-claimed blocks
>
> ... (inode #423776, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #405328, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #366432, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #349536, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #329824, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #312928, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #275296, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #238688, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #223056, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #220768, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #201056, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #184160, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #164448, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #146528, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #126816, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #109920, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #90208, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #74576, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #72288, mod time Tue Oct  6 18:10:49 1981)
>        ... (inode #35680, mod time Tue Oct  6 18:10:49 1981)
> Clone multiply-claimed blocks? yes
>
> Illegal block number passed to ext2fs_test_block_bitmap #3449154175
> for multiply claimed block map
> Clone multiply-claimed blocks? yes
>
> Illegal block number passed to ext2fs_test_block_bitmap #3449154175
> for multiply claimed block map
>
> I'd appreciate any suggestion anyone could give me！
>
>
>
> 2011/9/18, enqiang zhou <eqzhou at gmail.com>:
>> hi,all
>>
>> We experienced a serious raid problem and OST on the RAID corrupted, it
>> could not be mounted.
>> Dmesg showed message as bellow when I tryed to mount it as ldiskfs,
>>
>> LDISKFS-fs error (device sdd): ldiskfs_check_descriptors: Checksum for
>> group
>> 14208 failed (51136!=40578)
>> LDISKFS-fs: group descriptors corrupted!
>>
>> Then I tryed to repair it using e2fsck but entering a endless loop, e2fsck
>> never stop! And I couldn't mount it as ldiskfs after I sent kill signal to
>> e2fsck.
>> I also tryed some advice found on list, like "tune2fs -O ununit_bg
>> /dev/xxx,
>> then e2fsck", but none could be helpfull. Our lustre version is 1.8.1.1
>> with
>> e2fsprogs-1.41.10.sun2
>> Can Mr Andreas Dilger give me some advice?
>>
>> Any help will be greatly appreciated. Thanks!
>>
>> Best Regards
>>
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