From: Keir Fraser <keir.fraser@eu.citrix.com>
To: Ky Srinivasan <ksrinivasan@novell.com>,
Tim Deegan <Tim.Deegan@citrix.com>
Cc: xen-devel@lists.xensource.com
Subject: Re: [PATCH][RFC] Supporting Enlightened Windows2008Server
Date: Mon, 07 Apr 2008 16:15:28 +0100 [thread overview]
Message-ID: <C41FF920.1EDFD%keir.fraser@eu.citrix.com> (raw)
In-Reply-To: <47F9F6F7.E57C.0030.0@novell.com>
On 7/4/08 15:28, "Ky Srinivasan" <ksrinivasan@novell.com> 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
next prev parent reply other threads:[~2008-04-07 15:15 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-07 14:28 [PATCH][RFC] Supporting Enlightened Windows2008Server Ky Srinivasan
2008-04-07 15:15 ` Keir Fraser [this message]
2008-04-07 16:16 ` Keir Fraser
2008-04-08 17:12 ` Ky Srinivasan
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