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Date: Mon, 10 May 2010 10:42:13 -0500
From: Eric Sandeen <sandeen@sandeen.net>
MIME-Version: 1.0
Subject: Re: bad primary superblock - bad magic number !!!
References: <28512276.post@talk.nabble.com>
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To: stress_buster <leo1783@yahoo.com>
Cc: xfs@oss.sgi.com

stress_buster wrote:
> my hp proliant DL185 server hangs/crashes and sometimes do not boot
> correctly...
> 
> [root@localhost dev]# xfs_repair -n /dev/cciss/c0d0p1
> Phase 1 - find and verify superblock...
> bad primary superblock - bad magic number !!!
> 
> attempting to find secondary superblock...
> .....................................................................................Sorry,
> could not find valid secondary superblock
> Exiting now.
> 
> [root@localhost dev]# xfs_repair -n /dev/cciss/c0d2
> Phase 1 - find and verify superblock...
> superblock read failed, offset 0, size 524288, ag 0, rval -1
> 
> fatal error -- Input/output error
> 
> 
> [root@localhost dev]# xfs_db /dev/cciss/c0d0p1
> xfs_db: /dev/cciss/c0d0p1 is not a valid XFS filesystem (unexpected SB magic
> number 0x00000000)
> 
> The next time, server didnt even boot up alright
> 
> i've managed to capture the msgs & traces dumped to console. See below
> 
> 
> end_request: I/O error, dev cciss/c0d2, sector 0
> end_request: I/O error, dev cciss/c0d2, sector 0
> end_request: I/O error, dev cciss/c0d2, sector 1
> Quote:
> ciss: cmd f6c00000 has CHECK CONDITION sense key = 0x4
> end_request: I/O error, dev cciss/c0d3, sector 0
> cciss: cmd f6c00000 has CHECK CONDITION sense key = 0x4
> end_request: I/O error, dev cciss/c0d3, sector 0

You seem to have serious storage problems that are not XFS related.

You'll need to get that resolved.

-Eric

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