Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754058AbaBSPqu (ORCPT ); Wed, 19 Feb 2014 10:46:50 -0500 Received: from mail-pb0-f46.google.com ([209.85.160.46]:49013 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752883AbaBSPqs (ORCPT ); Wed, 19 Feb 2014 10:46:48 -0500 Message-ID: <5304D1E4.2070009@intel.com> Date: Wed, 19 Feb 2014 07:46:44 -0800 From: Dirk Brandewie User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.2.0 MIME-Version: 1.0 To: Fengguang Wu CC: dirk.j.brandewie@intel.com, "Rafael J. Wysocki" , LKML , lkp@01.org Subject: Re: [cpufreq/intel_pstate] 1abc4b20b85: +7.3% turbostat.Pkg_W References: <20140219140628.GA8097@localhost> In-Reply-To: <20140219140628.GA8097@localhost> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 02/19/2014 06:06 AM, Fengguang Wu wrote: > Hi Dirk, > > FYI, we noticed the below changes on commit 1abc4b20b85b42e8573957e54b193385cf48b0d6 > ("cpufreq / intel_pstate: remove idle time and duration from sample and calculations"): > This commit was a LONG time ago. How does this compare to the current state of the driver? This functionality was added back in commit fcb6a15c2e7e76 --Dirk > test case: snb-drag/sysbench/fileio/600s-100%-1HDD-btrfs-64G-1024-seqrd-sync > > 559f56c70fc90bd 1abc4b20b85b42e8573957e54 > --------------- ------------------------- > 1.61 ~ 0% +32.2% 2.13 ~ 0% TOTAL turbostat.GHz > 0.86 ~ 3% +15.3% 0.99 ~ 1% TOTAL turbostat.%pc3 > 11.03 ~ 1% -11.9% 9.72 ~ 1% TOTAL turbostat.%c1 > 5.36 ~ 0% -21.8% 4.19 ~ 0% TOTAL turbostat.%c0 > 2.67 ~ 0% +18.2% 3.15 ~ 0% TOTAL turbostat.Cor_W > 6.66 ~ 0% +7.3% 7.15 ~ 0% TOTAL turbostat.Pkg_W > 1278688 ~ 4% -16.6% 1066682 ~ 4% TOTAL cpuidle.C1-SNB.usage > 70490 ~ 1% -13.1% 61235 ~ 1% TOTAL cpuidle.C3-SNB.usage > 472542 ~ 2% -13.7% 408029 ~ 2% TOTAL cpuidle.C1E-SNB.usage > 1.788e+08 ~ 5% -15.4% 1.512e+08 ~ 5% TOTAL cpuidle.C1-SNB.time > 3.777e+08 ~ 1% -12.4% 3.311e+08 ~ 0% TOTAL cpuidle.C1E-SNB.time > 2213808 ~ 1% -14.6% 1890218 ~ 0% TOTAL interrupts.RES > 920130 ~ 5% -13.9% 791994 ~ 5% TOTAL interrupts.LOC > 52713 ~ 0% -14.9% 44878 ~ 0% TOTAL softirqs.TIMER > > test case: hackbench, netperf and dbench > > 559f56c70fc90bd 1abc4b20b85b42e8573957e54 > --------------- ------------------------- > 312046 ~ 1% -47.3% 164399 ~ 0% lkp-snb01/micro/hackbench/1600%-threads-pipe > 151815 ~ 0% -0.8% 150593 ~ 0% lkp-snb01/micro/hackbench/1600%-threads-socket > 463862 ~ 0% -32.1% 314993 ~ 0% TOTAL hackbench.throughput > > 559f56c70fc90bd 1abc4b20b85b42e8573957e54 > --------------- ------------------------- > 2761 ~ 0% -1.8% 2713 ~ 0% lkp-a04/micro/netperf/120s-200%-UDP_RR > 2761 ~ 0% -1.8% 2713 ~ 0% TOTAL netperf.Throughput_tps > > 559f56c70fc90bd 1abc4b20b85b42e8573957e54 > --------------- ------------------------- > 8276 ~ 0% -0.3% 8247 ~ 0% nhm8/micro/dbench/100% > 8276 ~ 0% -0.3% 8247 ~ 0% TOTAL dbench.throughput-MB/sec > > Thanks, > Fengguang > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/