Installing Windows SBS 2008 as a Xen Fully Virtualized guest using the XEN hypervisor on CentOS 5 is fairly straight forward.
Starting off we need a CentOS 5 server with at least 4GB of free RAM and enough hard disk space to support SBS. The processors must support x86 Virtualization either Intel VT or AMD V. Virtualization must also be enabled in the system BIOS. If you server supports Hyper-threading you may want to turn it off, as this might improve performance with a Windows 2008 VM. The Xen hypervisor presents the individual hyper-threaded cores as physical cores to ...