Messages in this thread | | | Subject | Re: [Intel-gfx] [drm/i915/gem] 59dd13ad31: phoronix-test-suite.jxrendermark.RadialGradientPaint.1024x1024.operations_per_second -54.0% regression | From | Xing Zhengjun <> | Date | Fri, 27 Nov 2020 09:51:41 +0800 |
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On 11/27/2020 5:34 AM, Chris Wilson wrote: > Quoting Xing Zhengjun (2020-11-26 01:44:55) >> >> >> On 11/25/2020 4:47 AM, Chris Wilson wrote: >>> Quoting Oliver Sang (2020-11-19 07:20:18) >>>> On Fri, Nov 13, 2020 at 04:27:13PM +0200, Joonas Lahtinen wrote: >>>>> Hi, >>>>> >>>>> Could you add intel-gfx@lists.freedesktop.org into reports going >>>>> forward. >>>>> >>>>> Quoting kernel test robot (2020-11-11 17:58:11) >>>>>> >>>>>> Greeting, >>>>>> >>>>>> FYI, we noticed a -54.0% regression of phoronix-test-suite.jxrendermark.RadialGradientPaint.1024x1024.operations_per_second due to commit: >>>>> >>>>> How many runs are there on the bad version to ensure the bisect is >>>>> repeatable? >>>> >>>> test 4 times. >>>> zxing@inn:/result/phoronix-test-suite/performance-true-Radial_Gradient_Paint-1024x1024-jxrendermark-1.2.4-ucode=0xd6-monitor=da39a3ee/lkp-cfl-d1/debian-x86_64-phoronix/x86_64-rhel-8.3/gcc-9/59dd13ad310793757e34afa489dd6fc8544fc3da$ grep -r "operations_per_second" */stats.json >>>> 0/stats.json: "phoronix-test-suite.jxrendermark.RadialGradientPaint.1024x1024.operations_per_second": 4133.487932, >>>> 1/stats.json: "phoronix-test-suite.jxrendermark.RadialGradientPaint.1024x1024.operations_per_second": 4120.421503, >>>> 2/stats.json: "phoronix-test-suite.jxrendermark.RadialGradientPaint.1024x1024.operations_per_second": 4188.414835, >>>> 3/stats.json: "phoronix-test-suite.jxrendermark.RadialGradientPaint.1024x1024.operations_per_second": 4068.549514, >>> >>> a w/o revert (drm-tip) >>> b w/ revert >>> +mB----------------------------------------------------------------------------+ >>> | ..b | >>> | ..b.aa | >>> | ....a.a | >>> | ....a.a | >>> | b b ........a | >>> | b b b b......... a | >>> | b bb bbb........... | >>> |b ab bbab.bb.b............ba b a a ab a| >>> | |__A__| | >>> | |MA_| | >>> +------------------------------------------------------------------------------+ >>> N Min Max Median Avg Stddev >>> a 120 3621.8761 7356.4442 4606.7895 4607.9132 156.17693 >>> b 120 2664.0563 6359.9686 4519.5036 4534.4463 95.471121 >>> >>> The patch is not expected to have any impact on the machine you are testing on. >>> -Chris >>> >> >> What's your code base? >> For my side: >> 1) sync the code to the head of Linux mainline >> 2) git reset --hard 59dd13ad31 >> 3) git revert 59dd13ad3107 >> We compare the test result of commit 59dd13ad3107 (step 2) and >> 2052847b06f8 (step 3, revert 59dd13ad3107), the regression should >> related with 59dd13ad3107. Each test case we run 5 times. > > a 59dd13ad31 > b revert > +mB----------------------------------------------------------------------------+ > | a | > | aa | > | .b....ba | > | .b....baa b | > | .........b . b b | > | a b.......... ..bb b b | > | b a b.............b.a b b | > |a a b. .aaa..b.............b..b....ab b a .| > | |__A__| | > | |___A_____| | > +------------------------------------------------------------------------------+ > N Min Max Median Avg Stddev > a 120 3658.3435 6363.7812 4527.4406 4536.612 86.095459 > b 120 3928.9643 6375.829 4576.0482 4585.4224 157.284 >
Could you share with me your test commands and the hardware info, then I can reproduce it on my side? Thanks. -- Zhengjun Xing
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