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Re: broken XFS filesystem not to be repaired by xfs_repair 3.1.2

To: Michael Monnerie <michael.monnerie@xxxxxxxxxxxxxxxxxxx>
Subject: Re: broken XFS filesystem not to be repaired by xfs_repair 3.1.2
From: Dave Chinner <david@xxxxxxxxxxxxx>
Date: Thu, 2 Sep 2010 11:52:07 +1000
Cc: xfs@xxxxxxxxxxx
In-reply-to: <201009010226.46771@xxxxxx>
References: <201009010226.46771@xxxxxx>
User-agent: Mutt/1.5.20 (2009-06-14)
On Wed, Sep 01, 2010 at 02:26:46AM +0200, Michael Monnerie wrote:
> http://zmi.at/x/big.xfs.metadump.bz2
> 
> After I did the big "rm -r" on that 4TB volume, 4 subdirs with a file in 
> each are still left even after 20 "xfsrepair;mount;rm -r;umount" cycles. 
> So I dare to say it can't be repaired here.

Ok, so those inodes have corrupted data/attribute forks - I'd say
they are victims of the xfs_fsr swapext problems with dynamic
attribute forks.

I'll use the image to write a fix for repair to detect and correct
the problem.

Cheers,

Dave.
-- 
Dave Chinner
david@xxxxxxxxxxxxx

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