Oracle VM provides the capability to upgrade the OVM Servers by the usage of Oracle VM Manager or Oracle Enterprise Manager 13c Cloud Control with Zero Downtime, Migrating (Live) the VMs to other Hosts in the Cluster/Server Pool. More info on: http://docs.oracle.com/cd/E64076_01/
Product :
Oracle, Oracle VM/3.4, x86 Edition
Feature :
Hypervisor Upgrades, Updates and Backup, Management