On Wed, Dec 14, 2016 at 10:36:37AM +0300, Evgeniy Ivanov wrote: > Hello! > > I'm experiencing some kind of a bug, when I have a controller with mitaka > and a controller with Newton. > When I upgraded the first part of my cluster to Newton, the second part > stopped to work (nova-api). > > I got this error: > oslo_service.service ServiceTooOld: This service is older (v9) than the > minimum (v15) version of the rest of the deployment. Unable to continue. > > So, as we can see, all those dialogs, manuals, docs, posts which are talking > about compatibility between 2 releases are wrong, aren't they? > > I will be happy to read some thoughts from you guys, thanks! > > How to reproduce: > Install nova 13 on 2 nodes > Disable the first node > Upgrade the first node to nova 14 > Restart nova-api on the second node (13 ver.)
At what point of http://docs.openstack.org/developer/nova/upgrade.html did you hit the problem? That will help us narrow down the search for you problem. Yours Tony.
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