
When we were upgrading multiple nodes at the same time, e.g. controllers, and a taks on one of the nodes failed, the other nodes would keep upgrading. This is undersirable and can be fixed by adding any_errors_fatal to the Ansible plays. Change-Id: Iad2b5e32e955da41af4d2b8dd8ad8aa1eb5dffa9 Closes-Bug: #1804468