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XEN doesn't work well with nested kvm. We need to change nova config to
pure qemu without kvm. I thought we did that in gates?

On Jan 2, 2017 2:25 PM, "Clark Boylan" <cboylan at sapwetik.org> wrote:

> On Sun, Jan 1, 2017, at 09:13 PM, Jeffrey Zhang wrote:
> > Checked more failed gate, here is the more info:
> >
> > 1. only rax-iad has such issue
> > 2. the failed and successful gates have the same rpm installed.
> >
> > So the only difference between failed gate and successful gate is the xen
> > hypervisor.
>
> I don't have any answers but my first thought was maybe it is related to
> https://bugs.launchpad.net/nova/+bug/1643911; however, that affects
> libvirt 1.3.1 on Ubuntu Xenial and there is at least one instance of
> that occurring on a non Xen hypervisor so maybe they are not related.
>
> Also noticed that you appear to have two redundant sets of system logs
> in the Kolla centos job(s). See
> http://logs.openstack.org/80/415880/1/check/gate-kolla-
> dsvm-deploy-centos-binary-centos-7-nv/d94c349/logs/system_log/
> and
> http://logs.openstack.org/80/415880/1/check/gate-kolla-
> dsvm-deploy-centos-binary-centos-7-nv/d94c349/logs/system_logs/.
>
> As for debugging this you may be able to install libvirt's debugging
> symbols
> (http://debuginfo.centos.org/7/x86_64/libvirt-debuginfo-2.
> 0.0-10.el7.x86_64.rpm),
> capture a core dump, load into gdb and go from there.
>
> Clark
>
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