Product : Citrix, XenServer/7.3, Enterprise
Feature : Integrated HA (Restart vm), HA/DR, VM Mobility and HA
Content Owner:  Roman Macek
Summary
Yes
Details
XenServer High Availability protects the resource pool against host failures by restarting virtual machine. HA allows for configuration of restart priority and failover capacity. Configuration of HA is simple (effort similar to enabling VMware HA).