linux-kernel - Re: [PATCH v4 00/11] KVM: x86: optimize for writing guest page

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Message-ID: <4EBBDA3B.9040504@redhat.com>
Date:	Thu, 10 Nov 2011 16:05:47 +0200
From:	Avi Kivity <avi@...hat.com>
To:	Xiao Guangrong <xiao.grong@...il.com>
CC:	Xiao Guangrong <xiaoguangrong@...fujitsu.com>,
	Marcelo Tosatti <mtosatti@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>, KVM <kvm@...r.kernel.org>
Subject: Re: [PATCH v4 00/11] KVM: x86: optimize for writing guest page

On 11/10/2011 03:28 PM, Xiao Guangrong wrote:
>
> I have tested RHEL.6.1 setup/boot/reboot/shutdown and the complete
> output of scan_results.py is attached.
>
> The result shows the performance is improved:
> before:            After:
> 570            529
> 555            538
> 552            531
> 546            528
> 553            559
> 553            527
> 550            523
> 553            533
> 547            538
> 550            526
>
> How do you think about it? :)

Well, either I was sloppy in my measurements, or maybe RHEL 6 is very
different from F9 (unlikely).  I'll measure it again and see.

btw, this is with ept=0, yes?

-- 
error compiling committee.c: too many arguments to function

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