Deleted nodes coming back to the OCP cluster

Solution Verified - Updated -

Issue

  • OpenShift nodes have been deleted from the cluster with the following commands:

    oc adm cordon <node>
    oc delete node <node>
    
  • Then they reappear after they have been restarted when they were intended to be repurposed
  • OpenShift marked the nodes as schedulable and workload was placed onto them

Environment

  • Red Hat OpenShift Container Platform (RHOCP)
    • 3
    • 4

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