Open Stack

Saverio,

We sorted this out in Kolla with the Nova community defining the upgrade
process.  Michal (cc) led that work in the Kolla community.  I believe you
need to upgrade compute ahead of other services so the upgrade works
properly, but I'm not certain.

Regards
-steve

On 8/5/16, 9:05 AM, "Saverio Proto" <zioproto at gmail.com> wrote:

>Hello,
>
>we are doing the upgrade Kilo to Liberty pet by pet.
>
>We already upgraded successfully Keystone and Glance.
>
>Now I started the Nova pet upgrade. For the controller node it was ok.
>
>As soon as I upgraded the compute nodes I had a problem with neutron.
>
>I can't lock the neutron-openvswitch-agent to and earlier RPC version,
>so I get in my logs:
>
>RemoteError: Remote error: UnsupportedVersion Endpoint does not
>support RPC version 1.5. Attempted method:
>get_devices_details_list_and_failed_devices
>
>Do I must upgrade also the neutron server di Liberty before upgrading
>the compute nodes ?
>
>In nova.conf there are the [upgrade_levels]. Looks like these are
>ignored by the neutron-openvswitch-agent. There is not any similar
>settings in the neutron.conf ?
>
>thanks !
>
>Saverio
>
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