Description of problem: When MongoDB instance at Y.Y.Y.Y host becomes unavailable and a try to restart openstack-ceilometer-api.service is given, openstack-ceilometer-api.service fails to restart. The bug was fixed upstream.
We decided this is not a blocker for immediate release because the workaround is straightforward: start the event database. So I'm going to target this on A1
The associated upstream gerrit is the wrong one, removing.
Adding the correct upstream gerrit. An upstream backport will be required.
Adding the kilo upstream gerrit.
Upstream backport commit (for cherry-pick) is 6ea8dd113a3fe1f19b792a9012c17a3386893361
This was resolved by openstack-ceilometer-2015.1.2-1.el7ost, available from the OpenStack 7 repository.