ext4-fs error

[Ioannis Vranos]

On Tue, 2010-11-23 at 10:12 +0200, Matthias Andersson wrote:
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> Hi!
> 
> I've been lately getting an error message saying "unable to mount (one
> of the external USB harddrives) some time during the night when the
> computer has been running. I'm able to manually umount and remount the
> drive in question. At 9:48 did I manually mount the drive.
> 
> This is what I found in the kernel log:
> 
> Nov 23 09:46:40 lysander kernel: [260809.533786] EXT4-fs error (device
> sdd1): ext4_find_entry: reading directory #2 offset 0
> 
> Nov 23 09:46:40 lysander kernel: [260809.533794] EXT4-fs (sdd1):
> previous I/O error to superblock detected
> 
> Nov 23 09:46:40 lysander kernel: [260809.604737] EXT4-fs error (device
> sdd1): ext4_find_entry: reading directory #2 offset 0
> 
> Nov 23 09:46:40 lysander kernel: [260809.604745] EXT4-fs (sdd1):
> previous I/O error to superblock detected
> 
> Nov 23 09:46:40 lysander kernel: [260809.604918] EXT4-fs error (device
> sdd1): __ext4_get_inode_loc: unable to read inode block - inode=2,
> block=1057
> 
> Nov 23 09:46:40 lysander kernel: [260809.604923] EXT4-fs (sdd1):
> previous I/O error to superblock detected
> Nov 23 09:46:40 lysander kernel: [260809.604933] EXT4-fs error (device
> sdd1) in ext4_reserve_inode_write: IO failure
> 
> Nov 23 09:46:40 lysander kernel: [260809.604936] EXT4-fs (sdd1):
> previous I/O error to superblock detected
> 
> Nov 23 09:46:45 lysander kernel: [260815.000085] end_request: I/O error,
> dev sdd, sector 310640720
> 
> Nov 23 09:46:45 lysander kernel: [260815.000097] Aborting journal on
> device sdd1-8.
> 
> Nov 23 09:46:45 lysander kernel: [260815.000115] JBD2: I/O error
> detected when updating journal superblock for sdd1-8.
> 
> Nov 23 09:47:31 lysander kernel: [260860.950112] EXT4-fs error (device
> sdd1): ext4_find_entry: reading directory #2 offset 0
> 
> Nov 23 09:47:31 lysander kernel: [260860.950122] EXT4-fs (sdd1):
> previous I/O error to superblock detected
> 
> Nov 23 09:48:07 lysander kernel: [260896.474291] EXT4-fs error (device
> sdd1): ext4_put_super: Couldn't clean up the journal
> 
> Nov 23 09:48:07 lysander kernel: [260896.474298] EXT4-fs (sdd1):
> Remounting filesystem read-only
> 
> Nov 23 09:48:20 lysander kernel: [260910.068149] EXT4-fs (sdf1):
> recovery complete
> 
> Nov 23 09:48:20 lysander kernel: [260910.084045] EXT4-fs (sdf1): mounted
> filesystem with ordered data mode
> 
> 
> Is this a sign of an ailing harddrive about to give in?


Did you run e2fsck on this partition? What Ubuntu version are you
running?



-- 
Ioannis Vranos

http://www.cpp-software.net