From: Eric Sandeen <sandeen@sandeen.net>
To: Emmanuel Florac <eflorac@intellique.com>
Cc: xfs@oss.sgi.com
Subject: Re: can't mount XFS from a read-only device
Date: Fri, 09 Oct 2009 13:59:13 -0500 [thread overview]
Message-ID: <4ACF8801.7070009@sandeen.net> (raw)
In-Reply-To: <20091009170937.3938ff7b@harpe.intellique.com>
Emmanuel Florac wrote:
> Hello all,
>
> I'm using a RAID enclosure that provides read-only snapshots. It works
> perfectly fine using JFS.
> But with XFS, I keep trying and it keeps failing :
>
> XFS mounting filesystem sdb
>
> Ending clean XFS mount for filesystem: sdb
>
> sd 11:0:0:1: [sdc] Result: hostbyte=DID_OK
> driverbyte=DRIVER_SENSE,SUGGEST_OK
>
> sd 11:0:0:1: [sdc] Sense Key : Data Protect [current]
>
> sd 11:0:0:1: [sdc] Add. Sense: Write protected
> end_request: I/O error, dev sdc, sector 0
> Filesystem "sdc": Disabling barriers, trial barrier write failed
> XFS mounting filesystem sdc
>
> sd 11:0:0:1: [sdc] Result: hostbyte=DID_OK
> driverbyte=DRIVER_SENSE,SUGGEST_OK
>
> sd 11:0:0:1: [sdc] Sense Key : Data Protect [current]
>
> sd 11:0:0:1: [sdc] Add. Sense: Write protected
> end_request: I/O error, dev sdc, sector 1953792056
> xfs_force_shutdown(sdc,0x1) called from line 420 of file
> fs/xfs/xfs_rw.c. Return address = 0xffffffff80381f89
>
> Filesystem "sdc": I/O Error Detected. Shutting down filesystem: sdc
>
> Please umount the filesystem, and rectify the problem(s)
>
> I/O error in filesystem ("sdc") meta-data dev sdc block
> 0x74748038 ("xlog_bwrite") error 5 buf count 262144
>
> XFS: failed to locate log tail
> XFS: log mount/recovery failed: error 5
> XFS: log mount failed
>
> I don't really grasp what's wrong...
>
try mount -o norecovery (and maybe -o nobarrier)
-Eric
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next prev parent reply other threads:[~2009-10-09 18:57 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-09 15:09 can't mount XFS from a read-only device Emmanuel Florac
2009-10-09 18:59 ` Eric Sandeen [this message]
2009-10-09 19:21 ` Emmanuel Florac
2009-10-09 19:28 ` Eric Sandeen
2009-10-09 19:50 ` Emmanuel Florac
[not found] ` <20091009174351.GB13572@dora.cern.ch>
2009-10-09 19:19 ` Emmanuel Florac
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