linux-kernel - Re: [PATCH][KVM][retry 3] Add support for Pause Filtering to AMD SVM

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Message-ID: <4A13F0E1.9040102@redhat.com>
Date:	Wed, 20 May 2009 15:00:33 +0300
From:	Avi Kivity <avi@...hat.com>
To:	Mark Langsdorf <mark.langsdorf@....com>
CC:	Joerg Roedel <joerg.roedel@....com>, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH][KVM][retry 3] Add support for Pause Filtering to AMD
 SVM

Mark Langsdorf wrote:
> On a 24 core system running 4 guests each with 16 VCPUs,
> this patch improved overall performance of each guest's
> 32 job kernbench by approximately 1%.  Further performance
> improvement may be possible with a more sophisticated
> yield algorithm.
>
>   

This result is approximately what you got on your previous patch.  Did 
you measure with the new patch?  approximately 1% seems to be too low.

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

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