Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754883Ab1FNHoq (ORCPT ); Tue, 14 Jun 2011 03:44:46 -0400 Received: from cn.fujitsu.com ([222.73.24.84]:58618 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1751189Ab1FNHop (ORCPT ); Tue, 14 Jun 2011 03:44:45 -0400 Date: Tue, 14 Jun 2011 15:44:18 +0800 From: Hu Tao To: Hidetoshi Seto Cc: Paul Turner , linux-kernel@vger.kernel.org, Peter Zijlstra , Bharata B Rao , Dhaval Giani , Balbir Singh , Vaidyanathan Srinivasan , Srivatsa Vaddagiri Subject: Re: [patch 00/15] CFS Bandwidth Control V6 Message-ID: <20110614074418.GA3089@localhost.localdomain> References: <20110503092846.022272244@google.com> <20110614065807.GA19111@localhost.localdomain> <4DF70DED.2030803@jp.fujitsu.com> MIME-Version: 1.0 In-Reply-To: <4DF70DED.2030803@jp.fujitsu.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-MIMETrack: Itemize by SMTP Server on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2011-06-14 15:44:24, Serialize by Router on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2011-06-14 15:44:27, Serialize complete at 2011-06-14 15:44:27 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1162 Lines: 32 On Tue, Jun 14, 2011 at 04:29:49PM +0900, Hidetoshi Seto wrote: > (2011/06/14 15:58), Hu Tao wrote: > > Hi, > > > > I've run several tests including hackbench, unixbench, massive-intr > > and kernel building. CPU is Intel(R) Xeon(R) CPU X3430 @ 2.40GHz, > > 4 cores, and 4G memory. > > > > Most of the time the results differ few, but there are problems: > > > > 1. unixbench: execl throughout has about 5% drop. > > 2. unixbench: process creation has about 5% drop. > > 3. massive-intr: when running 200 processes for 5mins, the number > > of loops each process runs differ more than before cfs-bandwidth-v6. > > > > The results are attached. > > I know the score of unixbench is not so stable that the problem might > be noises ... but the result of massive-intr is interesting. > Could you give a try to find which piece (xx/15) in the series cause > the problems? OK. I'll do it. > > Thanks, > H.Seto -- 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/