[libvirt] [PATCH 0/3] Enable automatic kill of running guests

[Daniel P. Berrange]

On Thu, Jun 23, 2011 at 06:52:47AM -0600, Eric Blake wrote:
> On 06/23/2011 04:58 AM, Daniel P. Berrange wrote:
> > I am building an application which uses KVM to run specific tasks, rather
> > than as a general purpose guest OS. I want to ensure that when the app
> > exits, the guest goes away too. To enable this, this series introduces
> > the concept of 'autokill', whereby a guest is forcably destroyed when
> > the virConnectPtr that launched it closes. This also lets us fix a long
> > standing problem with migration leaving an unkillable guest
> 
> Cool!
> 
> How does this interact with migration?  If a domain is currently marked
> autokill on the source, should that mean that attempts to migrate it are
> forbidden (since the connection to the source would end up being useless
> after the migration, at which point the connection is gone and autokill
> should kick in)?

That's a good point. I reckon we should forbid migration and save/restore
for such guests.

Daniel
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