esx.problem.net.migrate.unsupported.latency
Summary
High vMotion network latency detected. High latency vMotion networks are supported only if both hosts have been configured for vMotion latency tolerance.
Causes
There is unacceptable network latency between hosts when attempting to vMotion a VM. Review the exact description to establish the cause of the event.
Resolutions
Check network load, configuration and availability.
External
Refer to the online vSphere Troubleshooting Guide for further guidance.