OpenShift 4.11 control plane components use higher memory compared to old releases

Solution Verified - Updated -

Issue

  • OpenShift 4.11 control plane components use more memory compared to old releases
  • kube-apiserver pod uses high memory in OpenShift 4.11
  • Getting HighOverallControlPlaneMemory alert in OpenShift 4.11

Environment

  • Red Hat OpenShift Container Platform
    • 4.11 and later releases

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