From: Josef Bacik <josef@redhat.com>
To: Jan Engelhardt <jengelh@medozas.de>
Cc: Josef Bacik <josef@redhat.com>, linux-btrfs@vger.kernel.org
Subject: Re: Bug at extent-tree.c:3190
Date: Tue, 3 Mar 2009 11:16:14 -0500 [thread overview]
Message-ID: <20090303161614.GA5446@unused.rdu.redhat.com> (raw)
In-Reply-To: <alpine.LSU.2.00.0903031708140.855@fbirervta.pbzchgretzou.qr>
On Tue, Mar 03, 2009 at 05:11:06PM +0100, Jan Engelhardt wrote:
>
> On Tuesday 2009-03-03 16:40, Josef Bacik wrote:
> >>
> >> The following oops was obtained by doing some copying; it's tainted-P by
> >> nvidia but maybe it still gives some hints.
> >> The testcase is basically
> >>
> >> $ rsync -HPSav a/ b/
> >>
> >> where by a/ is a collection of kernel trees, and b/ is a fresh btrfs.
> >>
> >> $ ls -l a/
> >> drwxr-xr-x 19 jengelh users 4096 Jan 10 07:32 linux17
> >> drwxr-xr-x 19 jengelh users 4096 Jan 10 07:34 linux18
> >> drwxr-xr-x 19 jengelh users 4096 Jan 10 07:34 linux19
> >> drwxr-xr-x 19 jengelh users 4096 Jan 10 07:34 linux20
> >> drwxr-xr-x 19 jengelh users 4096 Jan 10 07:35 linux21
> >> drwxr-xr-x 19 jengelh users 4096 Jan 10 07:35 linux22
> >> drwxr-xr-x 19 jengelh users 4096 Jan 10 07:35 linux23
> >> drwxr-xr-x 20 jengelh users 4096 Jan 10 07:35 linux24
> >> drwxr-xr-x 21 jengelh users 4096 Jan 10 07:36 linux25
> >> drwxr-xr-x 21 jengelh users 4096 Jan 10 07:36 linux26
> >> drwxr-xr-x 22 jengelh users 4096 Jan 10 07:37 linux27
> >> drwxr-xr-x 22 jengelh users 4096 Jan 10 07:37 linux28
> >
> >ENOSPC, sorry :)
>
> Ah heh, could be a cause. Even so, there is still "plenty" of
> space (loop1 with btrfs is also 4184064K in size):
>
> Filesystem Type 1K-blocks Used Available Use% Mounted on
> /dev/loop0 xfs 4184064 3676644 507420 88% /lo/kernel
Yeah you ran out of data area, the rest of the space is reserved for metadata
space. If you use the current git tree with my enospc patch this problem
shouldnt happen (as easily anyway). Thanks,
Josef
prev parent reply other threads:[~2009-03-03 16:16 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-03 3:09 Bug at extent-tree.c:3190 Jan Engelhardt
2009-03-03 15:40 ` Josef Bacik
2009-03-03 16:11 ` Jan Engelhardt
2009-03-03 16:16 ` Josef Bacik [this message]
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