Xen 
 
Home About Xen.org Xen Xen Summit Wiki Mailing List Bug Tracker Xen Downloads
 
   
 

xen-devel

Re: [Xen-devel] Xen domU support merged into upstream Linux

To: jan.oravec@xxxxxxx
Subject: Re: [Xen-devel] Xen domU support merged into upstream Linux
From: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Date: Mon, 30 Jul 2007 09:14:30 -0700
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, Mark Williamson <mark.williamson@xxxxxxxxxxxx>
Delivery-date: Mon, 30 Jul 2007 09:14:39 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxx
In-reply-to: <1185810053.13739.11.camel@xxxxxxxxxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <469E7103.3060209@xxxxxxxxxxxxx> <200707241807.56329.mark.williamson@xxxxxxxxxxxx> <46A6962D.9000706@xxxxxxxx> <1185810053.13739.11.camel@xxxxxxxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
User-agent: Thunderbird 2.0.0.5 (X11/20070719)
Jan Oravec wrote:
> I tend to believe there are more pre-HVM 64-bit guests than 32-bit
> guests. 64-bit CPUs are mainstream for a few years and 32-bit-only
> server systems are getting old. Almost everyone I know with 64-bit CPUs
> prefers to run 64-bit Linux over 32-bit.
>
> So, I think it is worth to support pre-HVM 64-bit guests.

Well, traditionally 64-bit guests have suffered a particularly steep
performance hit under Xen, so I suspect that a lot of people with 64-bit
hosts are still tending to use 32-bit guests.  But I'm just handwaving
really.

    J

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel

<Prev in Thread] Current Thread [Next in Thread>