From: "Michael S. Tsirkin" <mst@redhat.com>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: Lucas Meneghel Rodrigues <lmr@redhat.com>,
Kevin Wolf <kwolf@redhat.com>,
KVM mailing list <kvm@vger.kernel.org>,
Juan Jose Quintela Carreira <quintela@redhat.com>,
Marcelo Tosatti <mtosatti@redhat.com>,
QEMU devel <qemu-devel@nongnu.org>, Avi Kivity <avi@redhat.com>
Subject: Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions
Date: Wed, 9 Nov 2011 22:18:37 +0200 [thread overview]
Message-ID: <20111109201836.GA28457@redhat.com> (raw)
In-Reply-To: <4EBAB9FA.3070601@codemonkey.ws>
On Wed, Nov 09, 2011 at 11:35:54AM -0600, Anthony Liguori wrote:
> On 11/09/2011 11:02 AM, Avi Kivity wrote:
> >On 11/09/2011 06:39 PM, Anthony Liguori wrote:
> >>
> >>Migration with qcow2 is not a supported feature for 1.0. Migration is
> >>only supported with raw images using coherent shared storage[1].
> >>
> >>[1] NFS is only coherent with close-to-open which right now is not
> >>good enough for migration.
> >
> >Say what?
>
> Due to block format probing, we read at least the first sector of
> the disk during start up.
A simple solution is not to do any probing before the VM is first
started on the incoming path.
Any issues with this?
--
MST
next prev parent reply other threads:[~2011-11-09 20:17 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-09 16:29 [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions Lucas Meneghel Rodrigues
2011-11-09 16:39 ` Anthony Liguori
2011-11-09 17:02 ` Avi Kivity
2011-11-09 17:35 ` Anthony Liguori
2011-11-09 19:53 ` Juan Quintela
2011-11-09 20:18 ` Michael S. Tsirkin [this message]
2011-11-09 20:22 ` Anthony Liguori
2011-11-09 21:00 ` Michael S. Tsirkin
2011-11-09 21:01 ` Anthony Liguori
2011-11-10 10:41 ` Kevin Wolf
2011-11-10 16:50 ` Juan Quintela
2011-11-10 17:59 ` Anthony Liguori
2011-11-10 18:00 ` Anthony Liguori
2011-11-09 20:57 ` Juan Quintela
2011-11-10 8:55 ` Avi Kivity
2011-11-10 17:50 ` Juan Quintela
2011-11-10 17:54 ` Anthony Liguori
2011-11-12 10:20 ` Avi Kivity
2011-11-12 13:30 ` Anthony Liguori
2011-11-12 14:36 ` Avi Kivity
2011-11-10 18:27 ` Anthony Liguori
2011-11-10 18:42 ` Daniel P. Berrange
2011-11-10 19:11 ` Anthony Liguori
2011-11-10 20:06 ` Daniel P. Berrange
2011-11-10 20:07 ` Anthony Liguori
2011-11-10 21:30 ` Anthony Liguori
2011-11-11 10:15 ` Kevin Wolf
2011-11-11 14:03 ` Anthony Liguori
2011-11-11 14:29 ` Kevin Wolf
2011-11-11 14:35 ` Anthony Liguori
2011-11-11 14:44 ` Kevin Wolf
2011-11-11 20:38 ` Anthony Liguori
2011-11-12 10:27 ` Avi Kivity
2011-11-12 13:39 ` Anthony Liguori
2011-11-12 14:43 ` Avi Kivity
2011-11-12 16:01 ` Anthony Liguori
2011-11-12 10:25 ` Avi Kivity
2011-11-14 9:58 ` Kevin Wolf
2011-11-14 10:10 ` Michael S. Tsirkin
2011-11-15 13:28 ` Avi Kivity
2011-11-14 10:16 ` Daniel P. Berrange
2011-11-14 10:24 ` Michael S. Tsirkin
2011-11-14 11:08 ` Daniel P. Berrange
2011-11-14 11:21 ` Kevin Wolf
2011-11-14 11:29 ` Daniel P. Berrange
2011-11-14 11:34 ` Michael S. Tsirkin
2011-11-14 11:37 ` Daniel P. Berrange
2011-11-14 11:51 ` Michael S. Tsirkin
2011-11-14 11:55 ` Daniel P. Berrange
2011-11-14 11:56 ` Michael S. Tsirkin
2011-11-14 11:58 ` Daniel P. Berrange
2011-11-14 12:17 ` Michael S. Tsirkin
2011-11-14 11:36 ` Gleb Natapov
2011-11-14 11:32 ` Michael S. Tsirkin
2011-11-14 14:19 ` Anthony Liguori
2011-11-15 13:20 ` Juan Quintela
2011-11-15 13:56 ` Anthony Liguori
2011-11-09 19:25 ` Juan Quintela
2011-11-09 23:33 ` Lucas Meneghel Rodrigues
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