From: Ric Wheeler <rwheeler@redhat.com>
To: "Ted Ts'o" <tytso@mit.edu>, bryan.coleman@dart.biz
Cc: Eric Sandeen <sandeen@redhat.com>, linux-ext4@vger.kernel.org
Subject: Re: ext4 problems with external RAID array via SAS connection
Date: Wed, 09 Feb 2011 14:46:34 -0500 [thread overview]
Message-ID: <4D52EF1A.6060902@redhat.com> (raw)
In-Reply-To: <20110209182823.GC9533@thunk.org>
On 02/09/2011 01:28 PM, Ted Ts'o wrote:
> On Wed, Feb 09, 2011 at 08:43:56AM -0500, bryan.coleman@dart.biz wrote:
>> The fsck said it completed successfully. I kicked off fsck again just to
>> make sure and it reported clean. So I mounted the drive and ls'd around
>> and it started reporting errors. "ls: cannot access 40: Input/output
>> error" Note: 40 is a directory.
> Well, we'd need to look at the kernel messages, but the Input/output
> error strongly suggests that there are, well, I/O errors talking to
> your storage array. Which again suggests hardware problems, or device
> driver bugs, or both.
>
> - Ted
I think that you might want to start to test with a simplified storage config.
Try keep the RAID card in the loop, but using a simpler RAID scheme (single
drive? RAID0 or RAID1) and see if the issue persists.
Ric
prev parent reply other threads:[~2011-02-09 19:46 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-07 18:53 ext4 problems with external RAID array via SAS connection bryan.coleman
2011-02-07 22:54 ` Ted Ts'o
2011-02-08 13:18 ` bryan.coleman
2011-02-08 14:50 ` bryan.coleman
2011-02-08 15:19 ` Eric Sandeen
2011-02-08 18:50 ` bryan.coleman
2011-02-08 20:49 ` Eric Sandeen
2011-02-09 13:43 ` bryan.coleman
2011-02-09 18:28 ` Ted Ts'o
2011-02-09 19:46 ` Ric Wheeler [this message]
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