[Openstack] CPU pinning question

Satish Patel satish.txt at gmail.com
Tue Dec 15 12:02:17 UTC 2015


I am running JUNO version with qemu-kvm-ev-2.1.2-23.el7_1.9.1.x86_64
on CentOS7.1

I am trying to configure CPU pinning because my application is cpu
hungry. this is what i did.

in /etc/nova/nova.conf

vcpu_pin_set=2,3,6,7


I have created aggregated host with pinning=true and created flavor
with pinning, after that when i start VM on Host following this i can
see in guest

...
...
<vcpu placement='static' cpuset='2-3,6-7'>2</vcpu>
...
...

But i am not seeing any <cputune> info.

Just want to make sure does my pinning working correctly or something
is wrong. How do i verify my pinning config is correct?




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