Hi,
What is the specifications of the VM? as you probably know it "should" point to lack of resoures
Migrating a virtual machine to another host using vMotion or DRS vMotion | This virtual machine failed to become vSphere HA Protected and HA may not attempt to restart it after a failure. | Not enough resources for a fail over. HA may not vMotion the virtual machine to another host. Upgrade the hardware on the hosts or add more hosts to the cluster. |