vSphere IPI Worker Scale Up Fails when Initially Selected Host Lacks Resources

Solution Verified - Updated -

Issue

  • VMs fail to power on when the land on a host that does not have enough resources
  • vSphere cluster has plenty of resources on other hosts
  • Worker instance is not moved to a new host with sufficient resources
  • Manually powering on the instance triggers DRS to move it to a new host with sufficient resources

Environment

  • OpenShift Container Platform 4
  • Installer-Provisioned Infrastructure on VMware vSphere

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