[openstack-dev] [nova][neutron] Update on Neutron's rolling upgrade support?

Jay Pipes jaypipes at gmail.com
Wed Jan 27 16:26:27 UTC 2016

Thanks very much for the update, Ihar, much appreciated!

On 01/26/2016 01:19 PM, Ihar Hrachyshka wrote:
> Jay Pipes <jaypipes at gmail.com> wrote:
>> Hey Sean,
>> Tomorrow morning UTC, we'll be discussing Neutron topics at the Nova
>> mid-cycle. Wondering if you might give us a quick status update on
>> where we are with the Neutron devstack grenade jobs and what your work
>> has uncovered on the Neutron side that might be possible to discuss in
>> our midcycle meetup?
> Lemme give you some update on the matter.
> We experienced some grenade partial job failures in multinode when
> creating initial long standing resources:
> https://bugs.launchpad.net/neutron/+bug/1527675
> That was identified as an MTU issue and to be fixed by a set of patches:
> https://review.openstack.org/#/q/topic:multinode-neutron-mtu
> The only needed piece not in yet is: https://review.openstack.org/267847
> (we need someone from infra to give second +2)
> With that, we pass past the resource creation phase and run actual tests
> with 3 failures. You can see latest results using the following fake
> patch: https://review.openstack.org/265759
> Failure logs:
> http://logs.openstack.org/59/265759/15/experimental/gate-grenade-dsvm-neutron-multinode/6c1c97b/console.html
> All three tests fail when ssh-ing into an instance using br-ex. This may
> be another MTU issue, now on br-ex side. We have not identified specific
> fixes to merge for that yet.
> Hope that helps,
> Ihar
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