How to change the instance type of nodes in Red Hat OpenShift Container Platform cluster on AWS?

Solution Verified - Updated -

Issue

  • How can one upgrade the nodes of RHOCP Cluster on AWS?
    • For example: upgrading from M5-2XL(8-32) to M5-4XL(16-64)
  • What are the best practices to follow prior to performing this activity?

Environment

  • Red Hat OpenShift Container Platform
    • 3.x on AWS

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