Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751930AbZIYRJF (ORCPT ); Fri, 25 Sep 2009 13:09:05 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751540AbZIYRJF (ORCPT ); Fri, 25 Sep 2009 13:09:05 -0400 Received: from e28smtp04.in.ibm.com ([59.145.155.4]:56865 "EHLO e28smtp04.in.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751378AbZIYRJD (ORCPT ); Fri, 25 Sep 2009 13:09:03 -0400 Date: Fri, 25 Sep 2009 22:38:51 +0530 From: Arun R Bharadwaj To: Peter Zijlstra , Joel Schopp , Benjamin Herrenschmidt , Paul Mackerras , Ingo Molnar , Vaidyanathan Srinivasan , Dipankar Sarma , Balbir Singh , Gautham R Shenoy , Shaohua Li , Venkatesh Pallipadi , Arun Bharadwaj Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Subject: Re: [v6 PATCH 0/7]: cpuidle/x86/POWER: Cleanup idle power management code in x86, cleanup drivers/cpuidle/cpuidle.c and introduce cpuidle to POWER. Message-ID: <20090925170851.GA28191@linux.vnet.ibm.com> Reply-To: arun@linux.vnet.ibm.com References: <20090922112526.GA7788@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline In-Reply-To: <20090922112526.GA7788@linux.vnet.ibm.com> User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1731 Lines: 61 * Arun R Bharadwaj [2009-09-22 16:55:27]: Hi, I have done the following experiments and have posted the results below. Average of 5 iterations: ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ Kernbench make -j16 results on a 16 core x86 machine _with_deep_sleep_ support (C1,C2,C3) Without the patches applied With the patches applied 31.8s 30.4s ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ Kernbench make -j8 results on a 8 core x86 machine _without_deep_sleep_ support (only mwait) Without the patches applied With the patches applied 20.2s 20.4s ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ Kernbench make -j8 results on a 8 core _dedicated_lpar_pSeries_ machine Without the patches applied With the patches applied 4m, 37s 4m, 36s ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ Please let me know if any other kind of testing is necessary. Based on the feedback, I will post out the next iteration with a few minor bug fixes. thanks, arun -- 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/