[pve-devel] qemu-server : cpu hotplug rework

Stefan Priebe - Profihost AG s.priebe at profihost.ag
Fri Jan 23 07:03:00 CET 2015


Am 23.01.2015 um 06:54 schrieb Dietmar Maurer <dietmar at proxmox.com>:

>>>> Or should we simply assume 'vcpus' is the switch to enable hotplug?
>> Yes, I thinked at something like this.
>> 
>> On gui, on processor form,
>> 
>> maybe can we replace the "total cores: x" text, by a numberfield (vcpus)
>> 
>> "total enabled cores: x"
>> 
>> -default is (sockets * cores)
> 
> Do you know if CPU topology information is included in live migration data
> stream?
> Or do we need to start the VM with exactly the same topology on the other side?

It's not included. It's the same with the plugged dimm modules. You must start the vm exactly with the current topology and dimm count/ plugged dimms.

Stefan

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