XEN
Xen is a virtualization system supporting both paravirtualization and hardware-assisted FV.
Xen is a virtualization system supporting both paravirtualization and hardware-assisted FV.
- Introduced by Barham at Uni of Cambridge,UK in 2003 as part of XenoServers Project.
- Most widely used and Studied VMMs on x86.
- Allows multiple commodity OS’es to share real physical H/W in a secure & resource managed fashion.
- XEN achieves the same with out significant compromise on performance or functionality.
- XEN popularized the conception of para-virtualization.
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