Quoting from SearchEnterpriseLinux:
…
RHEL 5.1 will bring hardware virtualization feature improvements, paravirtualized drivers, the Xen 3.0.5 hypervisor and features like non-uniform memory access (NUMA) topology and loopback removal. Also, 5.1 will support live moves of virtual machines in clusters, along the lines of the functionality of VMware’s VMotion…
Read the whole article at source.
RHEL 5.1 is expected this fall, followed by 5.2 version planned for early 2008.
Xen 3.0.5, mentioned in the above article, has been renamed Xen 3.1 last week.