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[Openstack] Cinder and HA

2018-03-20 14:12 GMT+00:00 Torin Woltjer <torin.woltjer at granddial.com>:
> I've set up haproxy, pacemaker and the like on some controller nodes and
> should have a highly available openstack cluster. One thing I notice almost
> immediately is that volumes show the host as whatever controller owned the
> VIP at the time of creation. Would this possibly be an issue? Is there a way
> to consolidate them to show only one host?

I'd suggest setting something similar to

host = controller-node

in your cinder.conf on all controller nodes so that all hosts look the
same to cinder. You may also need to look into setting up some
distributed locking for the cinder-volume service, but I haven't bug
into that myself yet.