Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757836AbYHAChq (ORCPT ); Thu, 31 Jul 2008 22:37:46 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753424AbYHAChX (ORCPT ); Thu, 31 Jul 2008 22:37:23 -0400 Received: from cn.fujitsu.com ([222.73.24.84]:53195 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1752793AbYHAChV (ORCPT ); Thu, 31 Jul 2008 22:37:21 -0400 Message-ID: <4892765F.5020401@cn.fujitsu.com> Date: Fri, 01 Aug 2008 10:35:11 +0800 From: Miao Xie Reply-To: miaox@cn.fujitsu.com User-Agent: Thunderbird 2.0.0.6 (Windows/20070728) MIME-Version: 1.0 To: "Zhang, Yanmin" CC: Peter Zijlstra , Ingo Molnar , LKML Subject: Re: VolanoMark regression with 2.6.27-rc1 References: <1217474425.25608.150.camel@ymzhang> <1217489463.25608.157.camel@ymzhang> <1217489949.8157.78.camel@twins> <1217490560.25608.168.camel@ymzhang> <1217551154.25608.169.camel@ymzhang> In-Reply-To: <1217551154.25608.169.camel@ymzhang> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1383 Lines: 42 on 2008-8-1 8:39 Zhang, Yanmin wrote: [snip] >> The regression I reported exists on: >> 1) 8-core+HT(totally 16 logical processor) tulsa: 40% regression with volano, 8% with oltp; >> 2) 8-core+HT Montvale Itanium: 9% regression with volano; 8% with oltp; >> 3) 16-core tigerton: %70 with volano, %18 with oltp; >> 4) 8-core stoakley: %15 with oltp, testing failed with volanoMark. >> >> So the issues are popular on different architectures. > I know kernel needs the features and it might not be a good idea to reject them over and over again. > I will collect more data on tigerton and try to optimize it. Could you tell me the exact config options? the same with last time? as follows: # CONFIG_CGROUPS is not set CONFIG_GROUP_SCHED=y CONFIG_FAIR_GROUP_SCHED=y # CONFIG_RT_GROUP_SCHED is not set CONFIG_USER_SCHED=y # CONFIG_CGROUP_SCHED is not set > -yanmin > > > -- > 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/ > > > -- 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/