OpenNebula

From the OpenNebula documentation:

"OpenNebula offers a simple but feature-rich and flexible solution to build and manage enterprise clouds and virtualized data centers. OpenNebula is designed to be simple. Simple to install, update and operate by the admins, and simple to use by end users. Being focused on simplicity, we integrate with existing technologies whenever possible. You’ll see that OpenNebula works with MySQL, Ceph, LVM, GlusterFS, Open vSwitch, Ceph, LDAP... This allows us to deliver a light, flexible and robust cloud manager."

USING XEN PROJECT

According to the release 4.8 documentation, OpenNebula uses the deprecated "xm" toolset.

HOWTOs

HOWTO Build OpenNebula and Xen Project into a Hybrid Cloud

DOCUMENTATION

• Using Xen Project from the OpenNebula Documentation
• OpenNebula Wikipedia entry