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Re: [Qemu-devel] Live migration - exec: support to be reintroduced?
From: |
Jamie Lokier |
Subject: |
Re: [Qemu-devel] Live migration - exec: support to be reintroduced? |
Date: |
Wed, 5 Nov 2008 14:52:01 +0000 |
User-agent: |
Mutt/1.5.13 (2006-08-11) |
Daniel P. Berrange wrote:
> > However, why is it not just using savevm? Saving the CPU state in the
> > absence of checkpointing storage doesn't make a lot of sense.
>
> This isn't for snapshotting, so checkpointing of storage is unneccessary.
> This is just straight save+restore, akin to hibernate-to-disk for a
> physical machine.
>
> The savevm command only works with qcow files, which is not guarenteed
> to be available in this context.
>
> We do intend to support real snapshotting of VMs at some point, for which
> "savevm" could be useful
Yes, we had a thread a couple of months ago about why "savevm"
snapshotting in qcow2 is not always appropriate or useful.
-- Jamie
- [Qemu-devel] Live migration - exec: support to be reintroduced?, Charles Duffy, 2008/11/04
- Re: [Qemu-devel] Live migration - exec: support to be reintroduced?, Anthony Liguori, 2008/11/05
- Re: [Qemu-devel] Live migration - exec: support to be reintroduced?, Chris Lalancette, 2008/11/05
- Re: [Qemu-devel] Live migration - exec: support to be reintroduced?, Anthony Liguori, 2008/11/05
- Re: [Qemu-devel] Live migration - exec: support to be reintroduced?, Daniel P. Berrange, 2008/11/05
- Re: [Qemu-devel] Live migration - exec: support to be reintroduced?,
Jamie Lokier <=
- Re: [Qemu-devel] Live migration - exec: support to be reintroduced?, Anthony Liguori, 2008/11/05
- [Qemu-devel] Re: Live migration - exec: support to be reintroduced?, Charles Duffy, 2008/11/05
- [Qemu-devel] Re: Live migration - exec: support to be reintroduced?, Charles Duffy, 2008/11/05
- Re: [Qemu-devel] Re: Live migration - exec: support to be reintroduced?, Anthony Liguori, 2008/11/05
Re: [Qemu-devel] Live migration - exec: support to be reintroduced?, Daniel P. Berrange, 2008/11/05
- Re: [Qemu-devel] Live migration - exec: support to be reintroduced?, Avi Kivity, 2008/11/05
- Re: [Qemu-devel] Live migration - exec: support to be reintroduced?, Anthony Liguori, 2008/11/05
- Re: [Qemu-devel] Live migration - exec: support to be reintroduced?, Daniel P. Berrange, 2008/11/05
- Re: [Qemu-devel] Live migration - exec: support to be reintroduced?, Anthony Liguori, 2008/11/05
- Re: [Qemu-devel] Live migration - exec: support to be reintroduced?, Daniel P. Berrange, 2008/11/05