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	Thu, 13 Jun 2013 15:45:40 -0400
From: Thomas Koch <thomas@koch.ro>
Reply-To: thomas@koch.ro
To: Josef Bacik <jbacik@fusionio.com>
Subject: Re: Stale NFS file handle after power loss
Date: Thu, 13 Jun 2013 21:45:29 +0200
Cc: "linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>
References: <65278856.dWSg6uQ8zb@x121e> <20130610130047.GA10307@localhost.localdomain> <4263017.nb4SMd4E6p@x121e>
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Message-Id: <201306132145.29326.thomas@koch.ro>
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Thomas Koch:
> On Monday, June 10, 2013 09:00:47 AM Josef Bacik wrote:
> > On Sat, Jun 08, 2013 at 01:14:35PM -0600, Thomas Koch wrote:
> > > Hi,
> > > 
> > > I had a power loss on my btrfs file system during package installation
> > > and now I found this:
> > > 
> > > <code>
> > > % ls -l /var/lib/dpkg/tmp.ci
> > > ls: cannot access /var/lib/dpkg/tmp.ci/conffiles: Stale NFS file handle
> > > ls: cannot access /var/lib/dpkg/tmp.ci/md5sums: Stale NFS file handle
> > > total 0
> > > -????????? ? ? ? ?            ? conffiles
> > > -????????? ? ? ? ?            ? md5sums
> > > % sudo rm -rf /var/lib/dpkg/tmp.ci/conffiles
> > > rm: cannot remove ‘/var/lib/dpkg/tmp.ci/conffiles’: Stale NFS file
> > > handle </code>
> > > 
> > > I booted with a live system and ran btrfsck (without --repair!) but
> > > this did not change the situation. Unfortunately I wasn't clever
> > > enough to save the output of btrfsck somehow. Do you need it?
> > > 
> > > Could you help me to get rid of these bogus files, please?
> > 
> > Don't run with --repair, but please capture the output so I can see
> > what's going wrong.  Thanks,
> > 
> > Josef
> 
> sudo btrfsck /dev/x121e/root
> checking extents
> checking fs roots
> root 5 inode 9319255 errors 1040
> root 5 inode 9698560 errors 1000
> root 5 inode 11591532 errors 2001
>         unresolved ref dir 11591531 index 2 namelen 9 name conffiles
> filetype 1 error 4
> root 5 inode 11591534 errors 2001
>         unresolved ref dir 11591531 index 4 namelen 7 name md5sums filetype
> 1 error 4
> found 270172975104 bytes used err is 1
> total csum bytes: 261797296
> total tree bytes: 2063106048
> total fs tree bytes: 1575575552
> btree space waste bytes: 561459705
> file data blocks allocated: 386128334848
>  referenced 262981738496
> Btrfs Btrfs v0.19

Hi Josef,

do you think that you might find some solution to this problem or should I plan 
to re-setup my machine?

Regards,

Thomas Koch, http://www.koch.ro