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University of Cambridge Computer Laboratory
Computer Laboratory > NetOS > Xen > Architecture

The Xen™ virtual machine monitor

Our 2003 SOSP paper "Xen and the Art of Virtualization" describes the design of the 1.0 release of Xen. However, there's been some fairly major changes to the way Xen does I/O in the 2.0 release. Read together, the following documents give a decent architectural overview: