How to change or add new configmaps related to openshift nodes ?

Solution Verified - Updated -

Issue

  • How to create a new configmap for openshift nodes when you are adding new node flavors at your environment
  • How to change the node_group configuration
  • Upgraded from 3.9 to 3.10 and forgot to properly set up node_group variables and configmaps.

Environment

  • Red Hat OpenShift Container Platform
    • 3.10
    • 3.11

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