From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756854Ab3KZMwU (ORCPT ); Tue, 26 Nov 2013 07:52:20 -0500 Received: from mail-pb0-f48.google.com ([209.85.160.48]:56153 "EHLO mail-pb0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751555Ab3KZMwT (ORCPT ); Tue, 26 Nov 2013 07:52:19 -0500 Message-ID: <52949972.6090101@linaro.org> Date: Tue, 26 Nov 2013 20:52:02 +0800 From: Alex Shi User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.1.0 MIME-Version: 1.0 To: Daniel Lezcano , mingo@redhat.com, peterz@infradead.org, morten.rasmussen@arm.com, vincent.guittot@linaro.org, fweisbec@gmail.com, linux@arm.linux.org.uk, tony.luck@intel.com, fenghua.yu@intel.com, tglx@linutronix.de, akpm@linux-foundation.org, arjan@linux.intel.com, pjt@google.com, fengguang.wu@intel.com CC: james.hogan@imgtec.com, jason.low2@hp.com, gregkh@linuxfoundation.org, hanjun.guo@linaro.org, linux-kernel@vger.kernel.org Subject: Re: [RFC PATCH 0/4] sched: remove cpu_load decay. References: <1385102235-25664-1-git-send-email-alex.shi@linaro.org> <528F4A78.1080505@linaro.org> <52918ECC.6080707@linaro.org> <529495AF.4020600@linaro.org> In-Reply-To: <529495AF.4020600@linaro.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/26/2013 08:35 PM, Daniel Lezcano wrote: > > > Here the new results with your patchset + patch #5 > > I have some issues with perf for the moment, so I will fix it up and > send the result after. Thanks a lot, Daniel! The result is pretty good!, thread/pipe performance has a slight little drop, but processes performance increase about 25%! > > > 527d1511310a / + patchset + #5 > > hackbench -T -s 4096 -l 1000 -g 10 -f 40 > 26.677 30.308 > 27.914 28.497 > 28.390 30.360 > 28.048 28.587 > 26.344 29.513 > 27.848 28.706 > 28.315 30.152 > 28.232 29.721 > 26.549 28.766 > 30.340 38.801 > hackbench -p -s 4096 -l 1000 -g 10 -f 40 > 34.522 35.469 > 34.545 34.966 > 34.469 35.342 > 34.115 35.286 > 34.457 35.592 > 34.561 35.314 > 34.459 35.316 > 34.054 35.629 > 34.532 35.149 > 34.459 34.876 > hackbench -P -s 4096 -l 1000 -g 10 -f 40 > 38.938 30.308 > 39.363 28.497 > 39.340 30.360 > 38.909 28.587 > 39.095 29.513 > 38.869 28.706 > 39.041 30.152 > 38.939 29.721 > 38.992 28.766 > 38.947 38.801 -- Thanks Alex