"kube-apiserver" is restarting unexpectedly in RHOCP 4

Issue

• Weekly, we experience random restarts of the kube-apiserver Pods.

• Master Components restart and the following event can be seen in the logs of the kube-apiserver-operator:

  2020-09-15T10:05:41.898643511Z I0915 10:05:41.898594       1 event.go:278] Event(v1.ObjectReference{Kind:"Deployment", Namespace:"openshift-kube-apiserver-operator", Name:"kube-apiserver-operator", UID:"58d40d83-ca5b-4029-b82a-fce2e96cad40", APIVersion:"apps/v1", ResourceVersion:"", FieldPath:""}): type: 'Normal' reason: 'EncryptionKeyCreated' Secret "encryption-key-openshift-kube-apiserver-7" successfully created: ["rotation-interval-has-passed"]