I would check the settings in your BIOS. I have a Dell server with the new VT-x chip and the Virtualization was disabled by default. -- View this message in context: http://www.nabble.com/VMX-CPU-Detection---Operation-tf2038720.html#a5615369 Sent from the Xen - User forum at Nabble.com. _______________________________________________ Xen-users mailing list Xen-users@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-users