From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754280AbaE1Gyi (ORCPT ); Wed, 28 May 2014 02:54:38 -0400 Received: from szxga01-in.huawei.com ([119.145.14.64]:12005 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754068AbaE1Gyg (ORCPT ); Wed, 28 May 2014 02:54:36 -0400 Message-ID: <5385881D.4090601@huawei.com> Date: Wed, 28 May 2014 14:54:21 +0800 From: Libo Chen User-Agent: Mozilla/5.0 (Windows NT 6.1; rv:24.0) Gecko/20100101 Thunderbird/24.0.1 MIME-Version: 1.0 To: Mike Galbraith CC: , , LKML , Greg KH , "Li Zefan" , , Huang Qiang Subject: Re: balance storm References: <5382AF2E.1040407@huawei.com> <1401081082.5339.41.camel@marge.simpson.net> <538330B7.5070503@huawei.com> <1401113960.23186.41.camel@marge.simpson.net> <53844510.1040502@huawei.com> <1401184553.5134.115.camel@marge.simpson.net> <53848A2C.5010209@huawei.com> <1401196807.5134.132.camel@marge.simpson.net> <53853604.50500@huawei.com> <1401242038.4721.14.camel@marge.simpson.net> In-Reply-To: <1401242038.4721.14.camel@marge.simpson.net> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.177.22.241] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2014/5/28 9:53, Mike Galbraith wrote: > On Wed, 2014-05-28 at 09:04 +0800, Libo Chen wrote: > >> oh yes, no tsc only hpet in my box. > > Making poor E5-2658 box a crippled wreck. yes,it is. But cpu usage will be down from 15% to 5% when binding cpu, so maybe read_hpet is not the root cause. thanks, Libo > > -Mike > > >