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[Xen-devel] Re: [Xen-ia64-devel] [PATCH][IA64] configure VHPT size per H

from [Isaku Yamahata] [Permanent Link][Original]
To: tgingold@xxxxxxx
Subject: [Xen-devel] Re: [Xen-ia64-devel] [PATCH][IA64] configure VHPT size per HVM domain
From: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>
Date: Tue, 16 Oct 2007 20:33:27 +0900
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, Alex Williamson <alex.williamson@xxxxxx>, Kouya Shimura <kouya@xxxxxxxxxxxxxx>, xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
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On Tue, Oct 16, 2007 at 01:51:25PM +0200, tgingold@xxxxxxx wrote:

> And if you want to go farther, you may also want to specify vtlb size!

Yes. The results showed that reducing vTLB flush overhead even
with smaller vTLB size is important for Windows performance.
So possibly eliminating whole the collision chain might increase
Windows performance.

Kouya, do you have any idea about it?
-- 
yamahata

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