On Fri, Oct 30, 2009 at 1:06 PM, Elvedin Trnjanin <trnja001 at umn.edu> wrote: > Resource overcommitting is really useful as it will allow you to give a VM Both Xen and KVM can do this. (overcommit memory, cpu, and disk) > The features ESX(i) and XenServer share are things like live VM migration, > which means a VM running on one physical host can be migrated to run on a Also available for xen and kvm: http://code.google.com/p/ganeti/ Unlike xenserver, ganeti is free. I'd focus on kvm+ganeti+drbd for new installs, though. Thanks, -- Scott Dier <scott at dier.name>