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

Anthony Liguori
2010-10-19T21:19:21Z

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