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xen-devel
[Xen-devel] RE: PV resume failed after self migration failed
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To: |
"MaoXiaoyun" <tinnycloud@xxxxxxxxxxx>, "xen devel" <xen-devel@xxxxxxxxxxxxxxxxxxx> |
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Subject: |
[Xen-devel] RE: PV resume failed after self migration failed |
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From: |
"James Harper" <james.harper@xxxxxxxxxxxxxxxx> |
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Date: |
Wed, 22 Jun 2011 14:06:18 +1000 |
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Tue, 21 Jun 2011 21:07:24 -0700 |
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Thread-topic: |
PV resume failed after self migration failed |
> >
> > The xenvbd driver doesn't do any timeout, windows does the timeout
and
> > tells xenvbd to reset. I haven't tested the scenario you describe
very
> > recently, and xenvbd is now two different drivers, one for scsiport
(<=
> > 2003) and one for storport (>= Vista), so there could be bugs in
either.
> >
>
> The bug can be reproduced in 2003 32bit system. We are using scsi
driver.
> I put some log in XenVbd_HwScsiResetBus to see if there are not
completed
> srb(Like below)
> but I didn't see the log when XenVbd_HwScsiResetBus called. So No IO
is in
> queue.
Just to confirm, is this the issue that only happens when the migration
fails in xen and is cancelled?
James
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