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Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces
From: |
Daniel P. Berrange |
Subject: |
Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions |
Date: |
Thu, 10 Nov 2011 20:06:09 +0000 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Thu, Nov 10, 2011 at 01:11:42PM -0600, Anthony Liguori wrote:
> On 11/10/2011 12:42 PM, Daniel P. Berrange wrote:
> >On Thu, Nov 10, 2011 at 12:27:30PM -0600, Anthony Liguori wrote:
> >>What does libvirt actually do in the monitor prior to migration
> >>completing on the destination? The least invasive way of doing
> >>delayed open of block devices is probably to make -incoming create a
> >>monitor and run a main loop before the block devices (and full
> >>device model) is initialized. Since this isolates the changes
> >>strictly to migration, I'd feel okay doing this for 1.0 (although it
> >>might need to be in the stable branch).
> >
> >The way migration works with libvirt wrt QEMU interactions is now
> >as follows
> >
> > 1. Destination.
> > Run qemu -incoming ...args...
> > Query chardevs via monitor
> > Query vCPU threads via monitor
> > Set disk / vnc passwords
>
> Since RHEL carries Juan's patch, and Juan's patch doesn't handle
> disk passwords gracefully, how does libvirt cope with that?
No idea, that's the first I've heard of any patch that causes
problems with passwords in QEMU.
Daniel
--
|: http://berrange.com -o- http://www.flickr.com/photos/dberrange/ :|
|: http://libvirt.org -o- http://virt-manager.org :|
|: http://autobuild.org -o- http://search.cpan.org/~danberr/ :|
|: http://entangle-photo.org -o- http://live.gnome.org/gtk-vnc :|
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, (continued)
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Juan Quintela, 2011/11/09
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Avi Kivity, 2011/11/10
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Juan Quintela, 2011/11/10
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Anthony Liguori, 2011/11/10
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Avi Kivity, 2011/11/12
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Anthony Liguori, 2011/11/12
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Avi Kivity, 2011/11/12
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Anthony Liguori, 2011/11/10
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Daniel P. Berrange, 2011/11/10
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Anthony Liguori, 2011/11/10
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions,
Daniel P. Berrange <=
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Anthony Liguori, 2011/11/10
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Anthony Liguori, 2011/11/10
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Kevin Wolf, 2011/11/11
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Anthony Liguori, 2011/11/11
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Kevin Wolf, 2011/11/11
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Anthony Liguori, 2011/11/11
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Kevin Wolf, 2011/11/11
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Anthony Liguori, 2011/11/11
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Avi Kivity, 2011/11/12
- Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions, Anthony Liguori, 2011/11/12