[Openstack-operators] Live-migration CPU doesn't have compatibility

William Josefsson william.josefson at gmail.com
Thu Oct 27 15:31:16 UTC 2016


On Thu, Oct 27, 2016 at 5:20 PM, Chris Friesen
<chris.friesen at windriver.com> wrote:
> In your case you probably want to set both computes to have:
>
> [libvirt]
> cpu_mode = custom
> cpu_model = Haswell
>

Hi Chris, thanks!  Yerps, I finally got it working. However, I set
cpu_model=kvm64 everywhere and it seems to work. It is listed here:
https://wiki.openstack.org/wiki/LibvirtXMLCPUModel  hopefully 'kvm64'
has no performance impact what cpu_model is set to, or would 'kvm64'
as model negatively affect my VMs? thx will



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