Re: [Qemu-devel] [PATCH 0/3] add "core dump"-like capability

[Paolo Bonzini]

> > > But really, live migration gives you all the state you need. Why not
> > > just introduce a third-party program that you could live migrate to via
> > > exec?
> >
> > dd can be such a program, but how would you restart the VM at the end of
> > migration?
>
> 'cont' monitor command?

That's okay for libvirt, but it wouldn't work for other users if the 
monitor does not support synchronous commands.  (Assuming polling is not 
a solution).

Paolo