From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752613Ab3KZM5l (ORCPT ); Tue, 26 Nov 2013 07:57:41 -0500 Received: from mail-ea0-f170.google.com ([209.85.215.170]:33409 "EHLO mail-ea0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751088Ab3KZM5h (ORCPT ); Tue, 26 Nov 2013 07:57:37 -0500 Message-ID: <52949AAF.4040600@linaro.org> Date: Tue, 26 Nov 2013 13:57:19 +0100 From: Daniel Lezcano User-Agent: Mozilla/5.0 (X11; Linux i686; rv:24.0) Gecko/20100101 Thunderbird/24.1.0 MIME-Version: 1.0 To: Alex Shi , 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> <52949972.6090101@linaro.org> In-Reply-To: <52949972.6090101@linaro.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/26/2013 01:52 PM, Alex Shi wrote: > 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%! Mmh, wait. Let me double check the results, it sounds weird we have so much performance increase. >> >> 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 > > -- Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog