Re: [Users] Increase core or socker for vCPU

2014-03-06 Thread Roy Golan
Its not clear if increase is while the VM is running, meaning hot plug cpu On Mar 4, 2014 5:22 PM, Sven Kieske s.kie...@mittwald.de wrote: AFAIK you need to increase sockets, not cores, at least AFAIK you need to increase sockets, not cores, at least this is what ovirt does atm, and I think

[Users] Increase core or socker for vCPU

2014-03-04 Thread Tejesh M
Hi, I have a basic doubt, while increasing vCPU for a VM in RHEV-M, do we need to increase core or sockets? For instance, if someone asks for 2vCPU then should i make it 2 socket x 1 core or 1 socket x 2 core.. I do understand that it depends on application too to choose. but i'm asking in

Re: [Users] Increase core or socker for vCPU

2014-03-04 Thread Sven Kieske
AFAIK you need to increase sockets, not cores, at least this is what ovirt does atm, and I think libvirt/qemu/kvm do it the same way, but I'm not 100% sure. See: http://www.linux-kvm.org/page/CPUHotPlug http://wiki.qemu.org/Features/CPUHotplug But I'm also wondering if an additional socket is