From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752457AbcD0Ioy (ORCPT ); Wed, 27 Apr 2016 04:44:54 -0400 Received: from mga11.intel.com ([192.55.52.93]:33529 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752189AbcD0Iov (ORCPT ); Wed, 27 Apr 2016 04:44:51 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.24,540,1455004800"; d="scan'208";a="941152785" From: "Huang\, Ying" To: Michal Hocko Cc: "Huang\, Ying" , kernel test robot , Stephen Rothwell , Tetsuo Handa , Hillf Danton , LKML , Johannes Weiner , Mel Gorman , "David Rientjes" , Andrew Morton , , KAMEZAWA Hiroyuki Subject: Re: [LKP] [lkp] [mm, oom] faad2185f4: vm-scalability.throughput -11.8% regression References: <20160427031556.GD29014@yexl-desktop> <20160427073617.GA2179@dhcp22.suse.cz> <87fuu7iht0.fsf@yhuang-dev.intel.com> <20160427083733.GE2179@dhcp22.suse.cz> Date: Wed, 27 Apr 2016 16:44:31 +0800 In-Reply-To: <20160427083733.GE2179@dhcp22.suse.cz> (Michal Hocko's message of "Wed, 27 Apr 2016 10:37:34 +0200") Message-ID: <87bn4vigpc.fsf@yhuang-dev.intel.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=ascii Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Michal Hocko writes: > On Wed 27-04-16 16:20:43, Huang, Ying wrote: >> Michal Hocko writes: >> >> > On Wed 27-04-16 11:15:56, kernel test robot wrote: >> >> FYI, we noticed vm-scalability.throughput -11.8% regression with the following commit: >> > >> > Could you be more specific what the test does please? >> >> The sub-testcase of vm-scalability is swap-w-rand. An RAM emulated pmem >> device is used as a swap device, and a test program will allocate/write >> anonymous memory randomly to exercise page allocation, reclaiming, and >> swapping in code path. > > Can I download the test with the setup to play with this? There are reproduce steps in the original report email. To reproduce: git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git cd lkp-tests bin/lkp install job.yaml # job file is attached in this email bin/lkp run job.yaml The job.yaml and kconfig file are attached in the original report email. Best Regards, Huang, Ying From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============4311516001062128883==" MIME-Version: 1.0 From: Huang, Ying To: lkp@lists.01.org Subject: Re: [mm, oom] faad2185f4: vm-scalability.throughput -11.8% regression Date: Wed, 27 Apr 2016 16:44:31 +0800 Message-ID: <87bn4vigpc.fsf@yhuang-dev.intel.com> In-Reply-To: <20160427083733.GE2179@dhcp22.suse.cz> List-Id: --===============4311516001062128883== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Michal Hocko writes: > On Wed 27-04-16 16:20:43, Huang, Ying wrote: >> Michal Hocko writes: >> = >> > On Wed 27-04-16 11:15:56, kernel test robot wrote: >> >> FYI, we noticed vm-scalability.throughput -11.8% regression with the = following commit: >> > >> > Could you be more specific what the test does please? >> = >> The sub-testcase of vm-scalability is swap-w-rand. An RAM emulated pmem >> device is used as a swap device, and a test program will allocate/write >> anonymous memory randomly to exercise page allocation, reclaiming, and >> swapping in code path. > > Can I download the test with the setup to play with this? There are reproduce steps in the original report email. To reproduce: git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tes= ts.git cd lkp-tests bin/lkp install job.yaml # job file is attached in this email bin/lkp run job.yaml The job.yaml and kconfig file are attached in the original report email. Best Regards, Huang, Ying --===============4311516001062128883==--