Re: [Xen-devel] [SPAM] Re: kernel BUG at arch/x86/xen/mmu.c:1860! - ideas.

[Teck Choon Giam <giamteckchoon@xxxxxxxxx>]

On Wed, Apr 6, 2011 at 6:01 AM, Dave Hunter <dave@xxxxxxxxxx> wrote:
> Hi guys,
>
> This thread has gone quiet for a while and I was wondering if a solution
> had been found?
>
> I'm currently running the packaged version of Xen 4.0.1 in Debian
> Squeeze and everything runs well, except for the random crashing when
> using LVM.
>
> I use LVM for the disk partitions, and use live snapshots as part of our
> backup routine.  That is, create snapshot -> mount snapshot -> rsync ->
> umount snapshot -> remove snapshot.
>
> Cheers,
>
> Dave Hunter.

Solution is to compile your PVOPS 2.6.32.x kernel with CONFIG_DEBUG_PAGEALLOC=y.

With CONFIG_DEBUG_PAGEALLOC=y, it pass my testcrash loop 10000.

Thanks.

Kindest regards,
Giam Teck Choon

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