Re: The issues about architecture of the COLO checkpoint

[Dr. David Alan Gilbert]

cc'ing in COLO people:

* Daniel Cho (address@hidden) wrote:
> Hi everyone,
>      We have some issues about setting COLO feature. Hope somebody could
> give us some advice.
> 
> Issue 1:
>      We dynamic to set COLO feature for PVM(2 core, 16G memory),  but the
> Primary VM will pause a long time(based on memory size) for waiting SVM
> start. Does it have any idea to reduce the pause time?
> 
> 
> Issue 2:
>      In https://github.com/qemu/qemu/blob/master/migration/colo.c#L503,
> could we move start_vm() before Line 488? Because at first checkpoint PVM
> will wait for SVM's reply, it cause PVM stop for a while.
> 
>      We set the COLO feature on running VM, so we hope the running VM could
> continuous service for users.
> Do you have any suggestions for those issues?
> 
> Best regards,
> Daniel Cho
--
Dr. David Alan Gilbert / address@hidden / Manchester, UK