http://code.google.com/p/ganeti/ – Ganeti is a virtual server management software tool built on top of Xen virtual machine monitor – found this in Google code.
- support for Xen virtualization.
- supports cluster size 1-25 physical nodes.
- disk management using either plain LVM volumes, local-disk raid1 mirrors or across-the-network raid1 (using DRBD) for quick recovery in case of physical system failure.
- export/import mechanism for backup purposes or migration between cluster.