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Re: Kernel-3.1 Crash



>You said that you saw the problem with Linux 3.0 too though?  But only
>if fsck is enabled.. yet btrfs doesn't yet have a publicly available
>fsck... so you need to clarify your 3.0 comment earlier.

It's only my doubt.
Only one time i've tried to enable fsck on btrfs in fstab with Kernel 3.0
and seems to get same problem (but i'm not certain).


>That aside, I'd imagine that anaconda unnecessarily introduced a
>multipath layer for your storage when you really don't have multiple
>paths.  What does 'multipath -ll' show?

# multipath -ll
mpatha (350014ee25794e366) dm-0 ATA,WDC WD5000BEVT-2
size=466G features='0' hwhandler='0' wp=rw
`-+- policy='round-robin 0' prio=1 status=active
  `- 0:0:0:0 sda 8:0  active ready running



2011/10/28 Mike Snitzer <snitzer@xxxxxxxxxx>

> On Fri, Oct 28 2011 at 10:30am -0400,
> Antonio Trande <anto.trande@xxxxxxxxx> wrote:
>
> > I don't know if useful but during boot with kernel 3.0 appears:
> >
> >  $ dmesg | grep multipath
> > > [    4.113786] device-mapper: multipath: version 1.3.0 loaded
> > > [    4.164462] device-mapper: multipath round-robin: version 1.0.0
> loaded
> > > [   35.443230] multipathd[1184]: /lib/udev/scsi_id exitted with 1
> > > [   35.443682] multipathd[1184]: /lib/udev/scsi_id exitted with 1
> >
> >
> >
> > Must i consider this problem as a kernel 3.1 bug ?
> > I don't know where come from this multipath configuration, i have always
> > done simple Fedora installations.
>
> You said that you saw the problem with Linux 3.0 too though?  But only
> if fsck is enabled.. yet btrfs doesn't yet have a publicly available
> fsck... so you need to clarify your 3.0 comment earlier.
>
> That aside, I'd imagine that anaconda unnecessarily introduced a
> multipath layer for your storage when you really don't have multiple
> paths.  What does 'multipath -ll' show?
>
>
> > 2011/10/27 Antonio Trande <anto.trande@xxxxxxxxx>
> >
> > > >do you have multipath configured on your box?
> > > If i have understand the 'multipath concept', yes. fdisk output<
> http://www.fpaste.org/KXvm/>
> > >
> > >
> > > >How often can you reproduce this problem.
> > > Only with Kernel 3.1.
> > > If fsck is enabled on / partition (btrfs filesystem) also with Kernel
> 3.0
>



-- 
*Antonio Trande
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