Cluster Network Operator is freezing and not showing much logs

Solution Verified - Updated -

Issue

  • Cluster Network Operator (CNO) is freezing early in the startup phase.
  • CNO is stuck and not showing much logs or any errors in pod logs while upgrading the cluster.
  • How to view detailed logs of network operator for analysis?

Environment

  • Red Hat OpenShift Container Platform v4.4

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