MachineHealthCheckUnterminatedShortCircuit firing for already removed MachineHealthCheck in OpenShift Container Platform 4

Solution Verified - Updated -


  • The mapi_machinehealthcheck_short_circuit metrics used in MachineHealthCheckUnterminatedShortCircuit alert is not properly reconciling it's state, as it will continue to report unealthy Machines for MachineHealthChecks that were previously removed.
  • We had observed recently that we received an alert for the MachineHealthCheckUnterminatedShortCircuit for machinehealthcheck/machineset/autoscaler that is currently not available in the cluster.


  • Red Hat OpenShift Container Platform (RHOCP) 4

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