Verified on 4.4.0-0.nightly-2020-03-25-211839 On OCP cluster, the alert ClusterMachineApproverDown can successfully fire when machine approver is down. This is be verified as long as it's verified in 4.4 IBMROKS.
Verified on IBMROKS with 4.4.0-0.nightly-2020-03-25-223508
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2020:0581