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Re: [Xen-devel] Essay on an important Xen decision (long)



Ian Pratt wrote:

Hint: you need to be propagate dirty and accessed bits back to the guest
pagetable.
Ahh, I see now.  Thanks :-)

Regards,

Anthony Liguori

Of course, I guess it wouldn't be that much of a shock to me that the overhead is at least measurable...

It's certainly measureable, and certainly dominates the virtualization
overhead of some workloads.

Ian



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