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On 08/02/2011 09:30 PM, Julio Merino wrote:
Xen is a paravirtualization system: it requires changes to the guest
operating systems, unlike QEMU or VirtualBox which run unmodified
systems. NetBSD has built-in support for Xen, while the support for
Linux has always been distributed as a set of patches (for reasons
unknown to me).
This scheme allows for higher performance of the virtual machines.
I recommend you to read the "Xen and the Art of Virtualization" paper:
I'm not overweight, I'm undertall.
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