From: Hugo Mills <hugo@carfax.org.uk>
To: Marc MERLIN <marc@merlins.org>
Cc: linux-btrfs@vger.kernel.org, Duncan <1i5t5.duncan@cox.net>
Subject: Re: ERROR: error during balancing '.' - No space left on device
Date: Sun, 23 Mar 2014 17:34:09 +0000 [thread overview]
Message-ID: <20140323173409.GG25400@carfax.org.uk> (raw)
In-Reply-To: <20140323170314.GM12833@merlins.org>
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On Sun, Mar 23, 2014 at 10:03:14AM -0700, Marc MERLIN wrote:
> On Sun, Mar 23, 2014 at 04:28:25PM +0000, Hugo Mills wrote:
> > Before you do this, can you take a btrfs-image of your metadata,
> > and add a report to bugzilla.kernel.org? You're not the only person
> > who's had this problem recently, and I suspect there's something
> > still lurking in there that needs attention.
> >
> > > Hopefully this will be handled better in later code.
> >
> > With the info you can provide from a btrfs-image... let's hope so. :)
>
> Mmmh, this may not be good :-/
>
> legolas:/mnt/btrfs_pool2# btrfs-image -c 9 -t 6 /dev/mapper/disk2 /tmp/pool2.image
> parent transid verify failed on 295965446144 wanted 51493 found 51495
> parent transid verify failed on 295965446144 wanted 51493 found 51495
> parent transid verify failed on 295965446144 wanted 51493 found 51495
> parent transid verify failed on 295965446144 wanted 51493 found 51495
> Ignoring transid failure
> leaf parent key incorrect 295965446144
> parent transid verify failed on 106205184 wanted 51468 found 51528
> parent transid verify failed on 106205184 wanted 51468 found 51528
> parent transid verify failed on 106205184 wanted 51468 found 51528
> parent transid verify failed on 106205184 wanted 51468 found 51528
[snip]
> Segmentation fault
>
> Is it a bug in the tool, or do I have real corruption?
>
> Are there magic options I can give it to make it work around this?
xaba on IRC has just pointed out that it looks like you're running
this on a mounted filesystem -- it needs to be unmounted for
btrfs-image to work reliably.
Hugo.
--
=== Hugo Mills: hugo@... carfax.org.uk | darksatanic.net | lug.org.uk ===
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next prev parent reply other threads:[~2014-03-23 17:34 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-23 7:01 ERROR: error during balancing '.' - No space left on device Marc MERLIN
2014-03-23 11:47 ` Hugo Mills
2014-03-23 16:20 ` Marc MERLIN
2014-03-23 16:28 ` Hugo Mills
2014-03-23 17:03 ` Marc MERLIN
2014-03-23 17:34 ` Hugo Mills [this message]
2014-03-23 19:10 ` Marc MERLIN
2014-03-23 21:20 ` Marc MERLIN
2014-03-23 12:26 ` Duncan
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