On Mon, 23 Apr 2012, Peter Peltonen wrote: > I've been quite happy with Xen under CentOS5. For CentOS6 the > situation is a bit more problematic, as RH switched to KVM and left > Xen behind. I used Xen for about four or five years before switching to KVM. I like KVM better in every way, and for my fork-heavy workloads, the performance is a lot better than Xen. It is also much easier to use and is in my experience more stable. Steve