From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754028Ab3EaIYR (ORCPT ); Fri, 31 May 2013 04:24:17 -0400 Received: from mga11.intel.com ([192.55.52.93]:11805 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751997Ab3EaIYM (ORCPT ); Fri, 31 May 2013 04:24:12 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.87,777,1363158000"; d="scan'208";a="346077875" Message-ID: <51A85E0A.5070806@intel.com> Date: Fri, 31 May 2013 16:23:38 +0800 From: Alex Shi User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130329 Thunderbird/17.0.5 MIME-Version: 1.0 To: Morten Rasmussen CC: peterz@infradead.org, mingo@kernel.org, preeti@linux.vnet.ibm.com, vincent.guittot@linaro.org, efault@gmx.de, pjt@google.com, linux-kernel@vger.kernel.org, linaro-kernel@lists.linaro.org, arjan@linux.intel.com, len.brown@intel.com, corbet@lwn.net, tglx@linutronix.de Subject: Re: [RFC] Comparison of power-efficient scheduling patch sets References: <20130530134718.GB32728@e103034-lin> <51A7FA14.70902@intel.com> In-Reply-To: <51A7FA14.70902@intel.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 05/31/2013 09:17 AM, Alex Shi wrote: >> > Kernel: 3.9 >> > >> > Patch sets: >> > rlb-v4: sched: use runnable load based balance (Alex Shi) >> > > Thanks for the valuable comparison! > > The runnable load balance target is performance. It is still try to > disperse tasks to as much as possible CPUs. :) > The latest v7 version remove the 6th patch(wake_affine change) in v4. > and plus fix a slept time double counting issue, and remove > blocked_load_avg in tg load. > http://comments.gmane.org/gmane.linux.kernel/1498988 Even the rlb patch set target is performance, Maybe the power benefit is due to better balancing? Anyway I appreciate if you like to test the latest v7 version. :) https://github.com/alexshi/power-scheduling.git runnablelb -- Thanks Alex