Is live migration supported on OpenShift VM nodes?

Solution Verified - Updated -

Issue

  • Can OpenShift VM nodes migrate between hypervisor hosts?
  • Is VMware VMotion or DRS supported on VMs running OpenShift Kubelets atomic-openshift-node?
  • OpenShift nodes are becoming NotReady during VMware DRS (Distributed Resources Scheduler) migration.
  • Kernel errors are seen on some of the OpenShift nodes:
BUG: soft lockup detected on CPU#0

Environment

  • OpenShift Container Platform (OCP) 3 - running in a virtualized environment
  • VMware Distributed Resources Scheduler (DRS)
  • VMware vMotion

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