[Openstack-operators] [cinder] os-vol-host-attr:host value invalid after upgrade
j at ocado.com
Thu Dec 8 15:42:21 UTC 2016
Ignore this, it's not the upgrade of course, but a config change.
It looks like this is something un-accounted for in the puppet module
migrations that have taken place as well, and so easily fixed :)
On 8 December 2016 at 14:01, Justin Cattle <j at ocado.com> wrote:
> After migrating from Juno to Mitaka [ via Kilo and Liberty in between ],
> new cinder-volume services are created with pool specific names, instead of
> host specific names.
> Old service: node123 at rbd-volumes#rbd-volumes
> New service: rbd:poolzone1 at rbd-volumes#rbd-volumes
> The old services show as down, and the new services function normally.
> However, volumes seem to have the old service name specified in the volume
> propery "os-vol-host-attr:host". This makes volume operations like delete
> fail, they remain in state deleting.
> If we update the "host" value from the volumes table in the cinder db, the
> operations work again.
> This feels like something that should be part of a db data migration
> process. Did we miss a step that does this?
> Is there proper way to manage this migration from one cinder-volume
> service to another?
> The "cinder migrate" doesn't seem to work, and isn't that practical anyway
> when you have 100s or 1000s of volumes.
> Any suggestions or pointers appreciated :)
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