On Wed, Jun 19, 2013 at 02:02:33PM -0400, Chris Mason wrote:
> Quoting Dave Jones (2013-06-17 14:58:10)
> > On Mon, Jun 17, 2013 at 02:42:27PM -0400, Chris Mason wrote:
> > > Quoting Dave Jones (2013-06-17 14:20:06)
> > > > On Mon, Jun 17, 2013 at 01:39:42PM -0400, Chris Mason wrote:
> > > > > Quoting Dave Jones (2013-06-17 09:49:55)
> > > > > > Hit this while running this script in a loop..
> > > > > > https://github.com/kernelslacker/io-tests/blob/master/setup.sh
> > > > > > [34385.251507] ------------[ cut here ]------------
> > > > > > [34385.254068] WARNING: at fs/btrfs/inode.c:7961
> > btrfs_destroy_inode+0x265/0x2e0 [btrfs]()
> > > > >
> > > > > Thanks Dave, how long did you have to run the script to trigger it?
> > > >
> > > > Judging by the timestamp, about 9 hours. This is on a 3 disk (sata)
> > > > (oldish) quad opteron. Might repro faster on a more modern machine.
> > >
> > > Exactly how did you run it? I want to make sure I'm matching your
> > > config.
> >
> > while [ 1 ];
> > do
> > setup.sh
> > done
> >
> > You'll need to set DISK1 etc variables at the top of the script to point to
> > at least 3 disks for it to scribble over.
> >
> > you'll also need fsx and fsstress in /usr/local/bin.
>
> I've tried with and without memory pressure, and let it run for about 30
> hours. So far, nothing here. Have you seen this again?
yeah, one time I hit it within 30 minutes.
Dave
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