[OpenStack-docs] [install-guide] Ubuntu updates for Kilo blocked on bug #1439280

Steve Gordon sgordon at redhat.com
Mon Apr 6 22:37:58 UTC 2015


----- Original Message -----
> From: "Matt Kassawara" <mkassawara at gmail.com>
> To: "Steve Gordon" <sgordon at redhat.com>
> 
> Yes, QEMU... everything resides on cloud servers that don't support nested
> acceleration... and I see exactly that content in the guest XML file. I'm
> using a CirrOS 0.3.3 image and m1.tiny flavor... neither of which should
> ask for pinning by default, nor can I find it explicitly configured in my
> environment. Also, this spec applies to Juno, so I would have expected this
> issue to appear in those packages rather than the Kilo packages. I guess
> I'll try messing with the flavor next and see what happens.

It was approved in Juno, but was only ultimately implemented in Kilo:

http://specs.openstack.org/openstack/nova-specs/specs/kilo/implemented/virt-driver-cpu-pinning.html

-Steve

> On Mon, Apr 6, 2015 at 4:34 PM, Steve Gordon <sgordon at redhat.com> wrote:
> 
> > Hi Matt,
> >
> > Are you running this nested in a VM by chance (that is using qemu w/o kvm
> > acceleration)? I ask because in this case I would expect this line in the
> > guest XML is causing it to fail:
> >
> >      <vcpu placement='static' cpuset='0-1'>1</vcpu>
> >
> > ...as qemu does not support pinning when kvm isn't available. What's not
> > clear to me is why the Ubuntu version would be adding this line since it
> > sounds like master/kilo-3 is behaving correctly per the spec (only adding
> > these lines where the user explicitly requests direct pinning of CPUs on
> > the image or flavor [1]).
> >
> > Thanks,
> >
> > Steve
> >
> > [1]
> > http://specs.openstack.org/openstack/nova-specs/specs/juno/approved/virt-driver-cpu-pinning.html
> >
> > ----- Original Message -----
> > > From: "Matt Kassawara" <mkassawara at gmail.com>
> > > To: openstack-docs at lists.openstack.org
> > > Sent: Monday, April 6, 2015 2:52:11 PM
> > > Subject: [OpenStack-docs] [install-guide] Ubuntu updates for Kilo
> > blocked on  bug #1439280
> > >
> > > I cannot launch an instance on Ubuntu using the kilo-3 packages due to
> > the
> > > following bug:
> > >
> > > https://bugs.launchpad.net/ubuntu/+source/nova/+bug/1439280
> > >
> > > I do not hit this issue using nova from source (kilo-3 or master) rather
> > > than packages. I e-mailed Chuck Short and haven't received a response. I
> > > also have some nova folks researching the problem, but no conclusions
> > yet.
> > >
> > > Matt
> > >
> > > _______________________________________________
> > > OpenStack-docs mailing list
> > > OpenStack-docs at lists.openstack.org
> > > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-docs
> > >
> >
> > --
> > Steve Gordon, RHCE
> > Sr. Technical Product Manager,
> > Red Hat Enterprise Linux OpenStack Platform
> >
> 

-- 
Steve Gordon, RHCE
Sr. Technical Product Manager,
Red Hat Enterprise Linux OpenStack Platform



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