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List:       linux-xfs
Subject:    Re: xfs_force_shutdown after Raid crash
From:       Christoph Hellwig <hch () infradead ! org>
Date:       2009-01-31 10:57:12
Message-ID: 20090131105712.GA30061 () infradead ! org
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On Fri, Jan 30, 2009 at 10:53:19PM +0100, Steffen Knauf wrote:
> Hello,
>
> after a raid crash (Raid Controller problem, 3 Disks of the Disk Group  
> were kicked out oft the diskgroup), 2 of 3 partitions (XFS FS) were  
> shutdown immediately.
> Perhaps somebody has a idea, what's the best solution (xfs_repair?).

This looks like you were running with a write back cache enabled on the
controller / disks but without barriers.  xfs_repair should be able
to repair the filesystem.  If you're lucky only the freespace-btrees
are corrupted (as in the trace below) as xfs_repair can rebuild them
from scratch. 

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