linux-kernel - Re: [CFS Bandwidth Control v4 6/7] sched: hierarchical task accounting for SCHED

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Message-ID: <1298636248.2428.1722.camel@twins>
Date:	Fri, 25 Feb 2011 13:17:28 +0100
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Paul Turner <pjt@...gle.com>
Cc:	linux-kernel@...r.kernel.org,
	Bharata B Rao <bharata@...ux.vnet.ibm.com>,
	Dhaval Giani <dhaval@...ux.vnet.ibm.com>,
	Balbir Singh <balbir@...ux.vnet.ibm.com>,
	Vaidyanathan Srinivasan <svaidy@...ux.vnet.ibm.com>,
	Gautham R Shenoy <ego@...ibm.com>,
	Srivatsa Vaddagiri <vatsa@...ibm.com>,
	Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>,
	Ingo Molnar <mingo@...e.hu>,
	Pavel Emelyanov <xemul@...nvz.org>,
	Herbert Poetzl <herbert@...hfloor.at>,
	Avi Kivity <avi@...hat.com>,
	Chris Friesen <cfriesen@...tel.com>
Subject: Re: [CFS Bandwidth Control v4 6/7] sched: hierarchical task
 accounting for SCHED_OTHER

On Thu, 2011-02-24 at 19:25 -0800, Paul Turner wrote:
> 
> Yeah I agree :) -- I was planning on fixing this in a follow-up
> [honest!] as it's not as important since it doesn't affect idle
> balancing to the same magnitude.  I wanted to first air the notion of
> hierarchal task accounting in one of the schedulers then mirror the
> support across the other schedulers with consensus reached. 

Right, I think I once argued against this, but the effect on a lot of
things are against me, so lets do this.
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