[Openstack] cpu pinning in realtime

Chris Friesen chris.friesen at windriver.com
Wed Dec 16 21:54:47 UTC 2015


On 12/16/2015 03:17 PM, Satish Patel wrote:
> Hello,
>
> I am running openstack JUNO and created instance and later i did
> manually set pinning on compute node like following
>
> virsh vcpupin instance-00000053 0 0
> virsh vcpupin instance-00000053 1 1
>
> Does it work? or we need to reboot instance etc?

That will work and will take effect right away, but it won't prevent other 
instances on the same compute node from also running on those host CPUs.  Also, 
any action that causes the emulator to be restarted will result in the pinning 
being forgotten.

Chris




More information about the Openstack mailing list