Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758652AbcJ1Ht5 (ORCPT ); Fri, 28 Oct 2016 03:49:57 -0400 Received: from bombadil.infradead.org ([198.137.202.9]:57365 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753386AbcJ1Ht4 (ORCPT ); Fri, 28 Oct 2016 03:49:56 -0400 Date: Fri, 28 Oct 2016 09:49:53 +0200 From: Peter Zijlstra To: Vikram Mulukutla Cc: linux-kernel@vger.kernel.org, Ingo Molnar , Srivatsa Vaddagiri , Steve Muckle , Olav Haugan , Syed Rameez Mustafa , Joonwoo Park , Pavankumar Kondeti , Saravana Kannan , Bryan Huntsman , Juri Lelli , Morten Rasmussen , Dietmar Eggemann , Chris Redpath , Robin Randhawa , Patrick Bellasi , Todd Kjos , Srinath Sridharan , Andres Oportus , Leo Yan , Vincent Guittot , Vikram Mulukutla Subject: Re: [RFC PATCH 0/3] sched: Introduce Window Assisted Load Tracking Message-ID: <20161028074953.GU3102@twins.programming.kicks-ass.net> References: <1477638642-17428-1-git-send-email-markivx@codeaurora.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1477638642-17428-1-git-send-email-markivx@codeaurora.org> User-Agent: Mutt/1.5.23.1 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 605 Lines: 11 On Fri, Oct 28, 2016 at 12:10:39AM -0700, Vikram Mulukutla wrote: > This RFC patch has been tested on live X86 machines with the following sanity > and benchmark results (thanks to Juri Lelli, Dietmar Eggeman, Patrick Bellasi > for initial code reviews): > > (Tested on an Intel i7 2nd generation CPU, 8GB RAM, Nvidia GTX950Ti graphics, > with the same frequency list as above. Running Ubuntu 16.04 on a v4.8.2 > baseline. WALT window size was 10ms. Only deltas above 3% are considered > non-noise.Power measured with Intel RAPL counters) Was this comparison done using the use_walt_metric sysctl knob?