In OpenShift 4 the "kube-apiserver" pods are in "CrashLoopBackOff", and there are thousands of "installer-N-retry" pods in failed state in the "openshift-kube-apiserver" namespace

Solution Verified - Updated -

Issue

  • The openshift-kube-apiserver namespace has thousands of pods installer-REVISION-retry-NODE in failed state.
  • The failed reason for most of these failed pods is OOMKilled.

Environment

  • Red Hat OpenShift Container Platform (RHOCP)
    • 4.10 or higher.

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