RE: Xen and the Art of Linux/ia64 Virtualization

From: Magenheimer, Dan (HP Labs Fort Collins) <dan.magenheimer_at_hp.com>
Date: 2005-07-08 09:57:38
> On Wed, 29 Jun 2005, Magenheimer, Dan (HP Labs Fort Collins) wrote:
> > Also unlike Xen/x86, Linux/ia64 with CONFIG_XEN enabled runs 
> > successfully on Xen, but also run natively on hardware (called 
> > "transparent paravirtualization").
> 
> That's neat indeed.

Thanks!
 
> > This should be appealing to Linux/ia64 distributors as different
> > kernels need not be shipped for running on Xen or running native.
> 
> What's the performance impact for using transparanent 
> paravirtualization? 
> Is it sufficiently low that distributors really can consider using a 
> single kernel for both native and Xen "hosting"?

I believe so.  No benchmarks yet but I'm guessing it will
be barely measurable.  If someone who has experience measuring
very small differences in benchmarks wants to give it a try,
I would be happy to help!

Dan

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Received on Thu Jul 7 19:57:54 2005

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