Howto forge presents
on setting up Xen 3.0 on Ubuntu 6.06 LTS.
"Xen lets you create guest operating systems (*nix operating systems like
Linux and FreeBSD), so called "virtual machines" or domUs, under a host
operating system (dom0). Using Xen you can separate your applications into
different virtual machines that are totally independent from each other
(e.g. a virtual machine for a mail server, a virtual machine for a
high-traffic web site, another virtual machine that serves your customers'
web sites, a virtual machine for DNS, etc.), but still use the same
hardware. This saves money, and what is even more important, it's more
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