Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions

[Anthony Liguori]

On 11/09/2011 02:18 PM, Michael S. Tsirkin wrote:
> 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?

http://mid.gmane.org/address@hidden

I think Kevin wanted open to get delayed.

Regards,

Anthony Liguori