Re: [Wg-openstack] Patch to review in OpenStack (disable numa feature when virt_type is not kvm)

[Wim ten Have <wim.ten.have@xxxxxxxxxx>]

On Fri, 8 Dec 2017 11:17:48 -0700
Jim Fehlig <jfehlig@xxxxxxxx> wrote:

> On 12/07/2017 10:13 AM, Anthony PERARD wrote:
> > Hi,
> > 
> > Would anyone be willing to review this patch?
> > https://review.openstack.org/465160
> > 
> > There are/were waiting for my comment but I don't have much time to look
> > at OpenStack stuff.
> > 
> > FYI, the full commit message:  
> >> disable numa feature when virt_type is not kvm
> >>
> >> Currently we only do support NUMA Topology for KVM.  
> 
> I think this should work for Xen now. The libvirt 3.10.0 release contains 
> Wim's 
> work to add vNUMA support to the libxl driver. Wim do you agree?

  Yes.  vNUMA support was added to libxl driver together with describing
  NUMA node distances for both domains KVM and Xen.  :-) ...

> Regards,
> Jim
> 
> >>
> >> This patch change explicitly raises NUMATopologyUnsupported error
> >> when numa feature is used where virt_type is not set to kvm.
> >>
> >> As cpu pinning and hugepages both rely on NUMA topology,
> >> they will also be disabled by this change.
> >>
> >> Closes-Bug: #1691178  
> > 
> > Thanks,


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