[libvirt] Re: [PATCH v2] implement virsh dump for qemu guests
Daniel P. Berrange
berrange at redhat.com
Fri Jul 10 09:40:10 UTC 2009
On Fri, Jul 10, 2009 at 11:30:23AM +0200, Paolo Bonzini wrote:
> On 07/10/2009 11:26 AM, Daniel P. Berrange wrote:
> >On second review, this does not look correct. The VM continues to run
> >normally throughout any 'migrate' operation and is never stopped, as
> >this is the whole point of 'live' migration.
>
> The reason for the 'cont' command is that the migrate operation always
> stops the VM at the end of the migration. So the cont command is always
> necessary.
Oh, i see what you mean.
> >The semantics of virDomainDumpCore (as defined by the current& only
> >impl in the Xen driver), as that the core dump operation should be
> >non-live.
>
> Actually that was done on purpose. Should I prepare a v3 doing a stop
> before the migration, and then work out how to implement the flag?
Yeah, lets just add the explicit 'stop' command before doing the
migrate. And then make live/non-live a flag in a subsequent patch
Dnaiel
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