Re: [Qemu-devel] Re: KVM call agenda for Oct 19

[Anthony Liguori]

On 10/19/2010 03:57 PM, Ayal Baron wrote:
> > Yeah, concurrent is a little trickier.  Simple solution is for a
> > management tool to just do a stop + multiple snapshots + cont.  It's
> > equivalent to what we'd do if we don't do it aio which is probably how
> >
> > we'd do the first implementation.
> >
> > But in the long term, I think the most elegant solution would be to
> > expose the freeze api via QMP and let a management tool freeze
> > multiple
> > devices, then start taking snapshots, then unfreeze them when all
> > snapshots are complete.
> >
> > Regards,
> >
> > Anthony Liguori
> >      
> qemu should call the freeze as part of the process (for all of the relevant 
> devices) then take the snapshots then thaw.
>    

Yeah, I'm not opposed to us providing simpler interfaces in addition to 
or in lieu of lower level interfaces.

Regards,

Anthony Liguori