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Message-ID: <20210208004544.GA1712029@shao2-debian> Date: Mon, 8 Feb 2021 08:45:44 +0800 From: kernel test robot <rong.a.chen@...el.com> To: "Chiou, Cooper" <cooper.chiou@...el.com> Cc: "Tang, Feng" <feng.tang@...el.com>, "Li, Tiejun" <tiejun.li@...el.com>, Chris Wilson <chris@...is-wilson.co.uk>, "Du, Frank" <frank.du@...el.com>, "Chen, Guobing" <guobing.chen@...el.com>, "Tseng, William" <william.tseng@...el.com>, "Xie, Gengxin" <gengxin.xie@...el.com>, "Fan, Shuhua" <shuhua.fan@...el.com>, "Zhao, Fan" <fan.zhao@...el.com>, "Huang, Ying" <ying.huang@...el.com>, "Kang, Shan" <shan.kang@...el.com>, "Xing, Zhengjun" <zhengjun.xing@...el.com>, "Huang, Wenhuan" <wenhuan.huang@...el.com>, "Nikula, Jani" <jani.nikula@...el.com>, "intel-gfx@...ts.freedesktop.org" <intel-gfx@...ts.freedesktop.org>, "lkp@...ts.01.org" <lkp@...ts.01.org>, "Chen, Ming A" <ming.a.chen@...el.com>, "Ma, Yu" <yu.ma@...el.com>, "Ji, Jessica" <jessica.ji@...el.com>, "Li, Guangli" <guangli.li@...el.com>, "Guo, Wangyang" <wangyang.guo@...el.com>, "Mi, Dapeng1" <dapeng1.mi@...el.com>, LKML <linux-kernel@...r.kernel.org>, "Sun, Jiebin" <jiebin.sun@...el.com> Subject: Re: [Intel-gfx] [drm/i915] 04ff178484: phoronix-test-suite.supertuxkart.1024x768.Fullscreen.Ultimate.1.GranParadisoIsland.frames_per_second -30.4% regression Hi all, The problem can't be reproduced after test environment changed, there's no regression found on this patch now, we don't know yet why it caused a regression in September 2020, but we'll continue to root cause. Best Regards, Rong Chen On Thu, Jan 21, 2021 at 02:18:25PM +0000, Chiou, Cooper wrote: > I run “phoronix-test-suite run supertuxkart-1.5.2” on my CML Ubuntu 18.04.5 LTS device, and compared the fps between patch and original upstream, there is no any fps performance drop issue. > > 5.10.0-rc3 upstream / 5.10.0-rc3+patch > fps 12.586326 / 12.687711 > > Best Regards, > Cooper > +886-2-6622-1166 > > -----Original Message----- > From: kernel test robot <rong.a.chen@...el.com> > Sent: Monday, September 21, 2020 5:22 PM > To: Chiou, Cooper <cooper.chiou@...el.com> > Cc: intel-gfx@...ts.freedesktop.org; Chiou, Cooper <cooper.chiou@...el.com>; Tseng, William <william.tseng@...el.com>; Nikula, Jani <jani.nikula@...el.com>; Chris Wilson <chris@...is-wilson.co.uk>; lkp <lkp@...el.com>; Ville Syrjälä <ville.syrjala@...ux.intel.com>; Vivi, Rodrigo <rodrigo.vivi@...el.com>; Tvrtko Ursulin <tvrtko.ursulin@...ux.intel.com>; Lee, Shawn C <shawn.c.lee@...el.com>; LKML <linux-kernel@...r.kernel.org>; lkp@...ts.01.org; Huang, Ying <ying.huang@...el.com>; Tang, Feng <feng.tang@...el.com>; Xing, Zhengjun <zhengjun.xing@...el.com>; Chen, Guobing <guobing.chen@...el.com>; Chen, Ming A <ming.a.chen@...el.com>; Du, Frank <frank.du@...el.com>; Fan, Shuhua <shuhua.fan@...el.com>; Guo, Wangyang <wangyang.guo@...el.com>; Huang, Wenhuan <wenhuan.huang@...el.com>; Ji, Jessica <jessica.ji@...el.com>; Kang, Shan <shan.kang@...el.com>; Li, Guangli <guangli.li@...el.com>; Li, Tiejun <tiejun.li@...el.com>; Ma, Yu <yu.ma@...el.com>; Mi, Dapeng1 <dapeng1.mi@...el.com>; Sun, Jiebin <jiebin.sun@...el.com>; Xie, Gengxin <gengxin.xie@...el.com>; Zhao, Fan <fan.zhao@...el.com> > Subject: [drm/i915] 04ff178484: phoronix-test-suite.supertuxkart.1024x768.Fullscreen.Ultimate.1.GranParadisoIsland.frames_per_second -30.4% regression > > Greeting, > > FYI, we noticed a -30.4% regression of phoronix-test-suite.supertuxkart.1024x768.Fullscreen.Ultimate.1.GranParadisoIsland.frames_per_second due to commit: > > > commit: 04ff1784840f5f954a656c7e8795c76467e29128 ("[Intel-gfx] [PATCH] drm/i915: Enable WaProgramMgsrForCorrectSliceSpecificMmioReads for Gen9") > url: https://github.com/0day-ci/linux/commits/Cooper-Chiou/drm-i915-Enable-WaProgramMgsrForCorrectSliceSpecificMmioReads-for-Gen9/20200917-021540 > base: git://anongit.freedesktop.org/drm-intel for-linux-next > > in testcase: phoronix-test-suite > on test machine: 4 threads Intel(R) Core(TM) i7-7567U CPU @ 3.50GHz with 32G memory with following parameters: > > need_x: true > test: supertuxkart-1.5.2 > option_a: Fullscreen > option_b: Ultimate > option_c: 1 > option_d: Gran Paradiso Island [Approximately 275k triangles; advanced graphics] > cpufreq_governor: performance > ucode: 0xd6 > > test-description: The Phoronix Test Suite is the most comprehensive testing and benchmarking platform available that provides an extensible framework for which new tests can be easily added. > test-url: http://www.phoronix-test-suite.com/ > > > > If you fix the issue, kindly add following tag > Reported-by: kernel test robot <rong.a.chen@...el.com> > > > Details are as below: > --------------------------------------------------------------------------------------------------> > > > To reproduce: > > git clone https://github.com/intel/lkp-tests.git > cd lkp-tests > bin/lkp install job.yaml # job file is attached in this email > bin/lkp run job.yaml > > ========================================================================================= > compiler/cpufreq_governor/kconfig/need_x/option_a/option_b/option_c/option_d/rootfs/tbox_group/test/testcase/ucode: > gcc-9/performance/x86_64-rhel-8.3/true/Fullscreen/Ultimate/1/Gran Paradiso Island [Approximately 275k triangles; advanced graphics]/debian-x86_64-phoronix/lkp-kbl-nuc1/supertuxkart-1.5.2/phoronix-test-suite/0xd6 > > commit: > 400d4953f1 ("drm/i915/pll: Centralize PLL_ENABLE register lookup") > 04ff178484 ("drm/i915: Enable WaProgramMgsrForCorrectSliceSpecificMmioReads for Gen9") > > 400d4953f1f434d5 04ff1784840f5f954a656c7e879 > ---------------- --------------------------- > %stddev %change %stddev > \ | \ > 35.32 -30.4% 24.59 phoronix-test-suite.supertuxkart.1024x768.Fullscreen.Ultimate.1.GranParadisoIsland.frames_per_second > 3638 ± 15% -39.2% 2211 ± 4% phoronix-test-suite.time.involuntary_context_switches > 32.00 -30.5% 22.25 phoronix-test-suite.time.percent_of_cpu_this_job_got > > > > > > 36 +----------------------------------------------------------------------+ > |.+.+..+.+.+.+..+.+.+.+.+..+.+.+.+..+.+.+.+.+..+.+.+.+.+..+ +.+..+.+.| > 34 |-+ | > | | > | | > 32 |-+ | > | | > 30 |-+ | > | | > 28 |-+ | > | | > | | > 26 |-+ | > | O O O O O O O O O O O O O O O O O O O O O O | > 24 +----------------------------------------------------------------------+ > > > phoronix-test-suite.time.percent_of_cpu_this_job_got > > 32 +----------------------------------------------------------------------+ > | + +. + + +.+.+. | > 30 |-+ | > | | > | | > 28 |-+ | > | | > 26 |-+ | > | | > 24 |-+ | > | O O | > | | > 22 |-O O O O O O O O O O O O O O O O O O O | > | O | > 20 +----------------------------------------------------------------------+ > > > [*] bisect-good sample > [O] bisect-bad sample > > > > Disclaimer: > Results have been estimated based on internal Intel analysis and are provided > for informational purposes only. Any difference in system hardware or software > design or configuration may affect actual performance. > > > Thanks, > Rong Chen > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@...ts.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/intel-gfx
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