oVirt Is Planning Some Virtualization Improvements
Phoronix: oVirt Is Planning Some Virtualization Improvements
The oVirt open-source virtualization management software led by Red Hat saw its 3.4 release last week. The oVirt 3.4 release delivered a self-hosted engine, PowerPC 64 support, CPU hot-plug support, and other capabilities. While oVirt 3.4 just left the building, there's a lengthy list of features being planned for future releases...
I see in the slide that they mentioned possibly using ubuntu host. I would consider switching from proxmox if that's the case.