OCP 4: OpenShift SDN to OVN migration stuck in the purging CNI phase

Solution In Progress - Updated -

Issue

  • After the MachineConfigPools rollout with the new OVN configuration the Network.config/cluster resource remains stuck with the NetworkTypeMigrationOriginalCNIPurged condition showing False
  • The openshift-sdn namespace still contains a DaemonSet called ovs

Environment

  • OpenShift Container Platform 4.x originally installed on version 4.6 or prior

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