Re: [Xen-devel][PATCH][RFC] Supporting Enlightened Windows2008Server

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

On 7/4/08 15:28, "Ky Srinivasan" <ksrinivasan@xxxxxxxxxx> wrote:

>> It's certainly quite a bit shorter which is good. For the remaining stuff,
>> do you have empirical evidence that performance is improved by it?
>> 
> I do. On the NetBench runs we did, we were seeing close to 10% improvement. I
> will keep you posted on other benchmark results as they become available.
> Furthermore, as MSFT defines new enlightenments, we can implement those
> cleanly within this body of code. Additionally, there is value in claiming
> that we support all the enlightenments needed for hosting enlightened win 2008
> servers.

Do you know which hypercalls that benefit comes from? I see no reason to
support more hypercalls than necessary (I certainly don't see the value in
that as an end in itself).

 -- Keir



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