WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 		  
Home Products Support Community News
 
   
 

xen-devel

[Top] [All Lists]
<prev [Date] next>
[Advanced]
 <prev [Thread] next>

Re: [Xen-devel] Re: Poor performance on HVM (kernbench)

from [Todd Deshane] [Permanent Link][Original]
To: "Gianluca Guida" <gianluca.guida@xxxxxxxxxxxxx>
Subject: Re: [Xen-devel] Re: Poor performance on HVM (kernbench)
From: "Todd Deshane" <deshantm@xxxxxxxxx>
Date: Thu, 11 Sep 2008 15:54:58 -0400
Cc: Muli Ben-Yehuda <MULI@xxxxxxxxxx>, George Dunlap <dunlapg@xxxxxxxxx>, xen-devel mailing list <xen-devel@xxxxxxxxxxxxxxxxxxx>, Anthony Liguori <aliguori@xxxxxxxxxx>
Delivery-date: Thu, 11 Sep 2008 12:55:20 -0700
Dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:reply-to :to:subject:cc:in-reply-to:mime-version:content-type :content-transfer-encoding:content-disposition:references; bh=nMhzuQ3wJF6FhboUE13Y14cgabwYj1Hwjj0so3pZDyE=; b=N0rhzM0a1mcsGlLKJLFP0heeyp4lr1ZBOzwSIjGYkf6TA15vBiEHKFvM/RYmWAcQvd eddWNo00BbEMDLrh6PAo2dSaitogFYOlyHJNkm4pI5PhoG+7lXfVHQkYBEo2xvd2Scp7 QQe16Rd6yVz5QmCZphniATEaFcKSpY4QGXRxQ=
Domainkey-signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:reply-to:to:subject:cc:in-reply-to :mime-version:content-type:content-transfer-encoding :content-disposition:references; b=tcuMm8+A6kZPEvfRLQvlKk3yve7hKIZEOt2y87mz8/XAymjwJwY3UeN2Ry03IGb9Y8 LKcnVx/gFpoRG3wer3g/LLuxfmzDMEDZ/Cw6Q7tLdg2lWaalHc+2JlyOYG2IYT203ZuF h+1pj9DYNmvcauFcZP7L73wSjNoReSwKSZz90=
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <1e16a9ed0809111204m69efc406keddf41312b74f07d@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/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <1e16a9ed0809101123m71a12030v7d06501f6467f93@xxxxxxxxxxxxxx> <1e16a9ed0809101422p6a58304dxaa1a92847109a518@xxxxxxxxxxxxxx> <48C8EC48.6080507@xxxxxxxxxxxxx> <48C9367B.6090003@xxxxxxxxxxxxx> <1e16a9ed0809110835p73165150t3f78d75b2f2ca8eb@xxxxxxxxxxxxxx> <48C9548C.4060709@xxxxxxxxxxxxx> <de76405a0809111107r387487b5s7aa6d87d0401ce5@xxxxxxxxxxxxxx> <48C962D8.5030102@xxxxxxxxxxxxx> <1e16a9ed0809111204m69efc406keddf41312b74f07d@xxxxxxxxxxxxxx>
Reply-to: deshantm@xxxxxxxxx
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx 
> I am running the test with shadow3 disabled now.
> I'll report the results when they come out.

So with shadow3 disabled, the kernbench time is much
more reasonable. Better than 3.2.1 even.

xen-unstable HVM guest

Average Optimal load -j 4 Run (std deviation):
Elapsed Time 737.144 (5.19414)
User Time 498.508 (2.52895)
System Time 235.056 (2.71348)
Percent CPU 99 (0)
Context Switches 133127 (823.517)
Sleeps 36295.4 (124.088)

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel
[More with this subject...]
<Prev in Thread] Current Thread [Next in Thread>
Previous by Date:  Re: [Xen-devel] Accessing the VNC using HVM stub domain - xen 3.3.0, Marco Sinhoreli
Next by Date:  Re: [Xen-devel] Re: Poor performance on HVM (kernbench), Jeremy Fitzhardinge
Previous by Thread:  Re: [Xen-devel] Re: Poor performance on HVM (kernbench), Todd Deshane
Next by Thread:  Re: [Xen-devel] Re: Poor performance on HVM (kernbench), Jeremy Fitzhardinge
Indexes:  [Date] [Thread] [Top] [All Lists]
 
   

Copyright , Citrix Systems Inc. All rights reserved. Legal and Privacy