Uniquely identifying VMs in vSphere Part 3: Enhanced Linked Mode & Cross VC-vMotion

Back in 2012, I had published two articles which provides details and guidance on how to uniquely identify a Virtual Machine for both a vSphere and/or vCloud Director environment. The primary use case for this information was for customers or partners who have developed their own provisioning solution which requires them to track their VM assets throughout their lifecycle, […]

What happens when Virtual Machines have duplicate instanceUUID's on ESXi?

While catching up on some email this morning, I received an interesting question from an internal engineer regarding the behavior when a duplicate instanceUUID is encountered on an ESXi host. An instanceUUID is a unique identifier that is used by vCenter Server to uniquely identify a Virtual Machine within a vCenter Server instance, I have […]