linux-ext4 - Re: ext4 corruption

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Date:	Mon, 28 Feb 2011 09:01:54 -0600
From:	Eric Sandeen <sandeen@...hat.com>
To:	"Bill Huey (hui)" <bill.huey@...il.com>
CC:	Theodore Tso <tytso@....edu>, linux-ext4@...r.kernel.org
Subject: Re: ext4 corruption

On 2/26/11 5:13 AM, Bill Huey (hui) wrote:
> Theodore,
> 
> I did run fsck.ext4 on the file system. It cleared a bunch of errors
> and but it's still showing various problems.
> 
> Another log of the file system. USB->SATA problems ?
> ---------------------------------
> 
> Feb 22 19:23:31 finfin kernel: [    2.402463] sd 6:0:0:0: [sdb]
> 3907029168 512-byte logical blocks: (2.00 TB/1.81 TiB)
> Feb 22 19:23:31 finfin kernel: [    2.403585] sd 6:0:0:0: [sdb] Write
> Protect is off
> Feb 22 19:23:31 finfin kernel: [    2.405920]  sdb:
> Feb 22 19:23:31 finfin kernel: [    2.819633]  sdb1
> Feb 22 19:23:31 finfin kernel: [    2.821592] sd 6:0:0:0: [sdb]
> Attached SCSI disk
> Feb 22 19:27:40 finfin kernel: [  263.857108]  sdb: sdb1
> Feb 22 20:03:18 finfin kernel: [ 2402.182269] EXT4-fs (sdb1): mounted
> filesystem with ordered data mode. Opts: (null)
> Feb 25 03:49:40 finfin kernel: [203184.800029] EXT4-fs (sdb1):
> warning: mounting fs with errors, running e2fsck is recommended

this must not have been post-fsck, if it still is mounting with errors...?

...

> Feb 25 21:51:47 finfin kernel: [59900.021575] EXT4-fs (sdb1): mounted
> filesystem with ordered data mode. Opts: (null)
> Feb 26 02:19:27 finfin kernel: [75959.826438] sd 6:0:0:0: [sdb]
> Unhandled error code
> Feb 26 02:19:27 finfin kernel: [75959.826444] sd 6:0:0:0: [sdb]
> Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK
> Feb 26 02:19:27 finfin kernel: [75959.826450] sd 6:0:0:0: [sdb] CDB:
> Read(10): 28 00 ac 44 00 3f 00 00 08 00

and this does indeed look like storage problems, ext4 problems are
probably secondary.

-Eric
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