From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752608AbaAPCqK (ORCPT ); Wed, 15 Jan 2014 21:46:10 -0500 Received: from mail-pd0-f182.google.com ([209.85.192.182]:61640 "EHLO mail-pd0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752078AbaAPCqH (ORCPT ); Wed, 15 Jan 2014 21:46:07 -0500 Message-ID: <52D747E9.9050602@linaro.org> Date: Thu, 16 Jan 2014 10:46:01 +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: Fengguang Wu CC: LKML , Peter Zijlstra , lkp@linux.intel.com Subject: Re: [sched] 73628fba4: +69% context switches References: <20140111101956.GA11150@localhost> <52D3804A.8060700@linaro.org> <20140116012301.GA2535@localhost> <52D73D9E.8090402@linaro.org> <20140116021811.GA17073@localhost> In-Reply-To: <20140116021811.GA17073@localhost> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >>>> > >> >>>> > >> What's about the aim7 shell_rtns_1 and shared throughput? >>> > > >>> > > The throughputs remain the same. We only report changed numbers. >> > >> > So many interrupt increase doesn't cause any performance change, that >> > make more doubt of data correction. >> > Could you like to give the typical vmstat output? Specially the >> > sys/us/wa/id time percentages. > wfg@bee /lkp/result/lkp-ne04/micro/aim7/shell_rtns_1/x86_64-lkp/91dd08bd65052b483f96f75abcc93f2f1b67a62c/1% cat vmstat > 1389799131.230965 procs -----------memory---------- ---swap-- -----io---- -system-- ----cpu---- > 1389799131.231067 r b swpd free buff cache si so bi bo in cs us sy id wa > 1389799143.207206 1912 26 0 10354424 0 851960 0 0 0 0 8849 31376 28 67 6 0 > 1389799144.207531 1515 35 0 10318484 0 852092 0 0 0 0 7670 28332 31 69 0 0 > 1389799145.207852 1678 26 0 10303276 0 852196 0 0 0 0 7596 27208 31 69 0 0 > 1389799146.208176 1981 43 0 10264672 0 852284 0 0 0 0 7478 27313 31 69 0 0 > 1389799147.208500 1977 35 0 10299316 0 852380 0 0 0 0 8505 29552 30 70 0 0 That's for the data! Is it the per seconds or per 10 seconds? -- Thanks Alex