linux-kernel - Re: CFS Bandwidth Control - Test results of cgroups tasks pinned vs unpinnede

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Message-ID: <1315937995.4226.9.camel@twins>
Date:	Tue, 13 Sep 2011 20:19:55 +0200
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Srivatsa Vaddagiri <vatsa@...ux.vnet.ibm.com>
Cc:	Paul Turner <pjt@...gle.com>,
	Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>,
	Vladimir Davydov <vdavydov@...allels.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Bharata B Rao <bharata@...ux.vnet.ibm.com>,
	Dhaval Giani <dhaval.giani@...il.com>,
	Vaidyanathan Srinivasan <svaidy@...ux.vnet.ibm.com>,
	Ingo Molnar <mingo@...e.hu>,
	Pavel Emelianov <xemul@...allels.com>
Subject: Re: CFS Bandwidth Control - Test results of cgroups tasks pinned vs
 unpinnede

On Tue, 2011-09-13 at 23:24 +0530, Srivatsa Vaddagiri wrote:
> We saw considerably high migration count on latest tip compared to
> previous kernels. Kamalesh, can you please post the migration count
> data? 

Hrmm, yes this looks horrid.. even without cgroup crap, something's
funny.
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