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14.2% regression in v8.runtimestats.browsing_desktop_turbo at 454961:455034 |
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Issue descriptionSee the link to graphs below.
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Mar 20 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8984594643895420112
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Mar 20 2017
=== BISECT JOB RESULTS === NO Perf regression found Bisect Details Configuration: win_x64_perf_bisect Benchmark : v8.runtimestats.browsing_desktop_turbo Metric : v8-gc-total_max/browse_media/browse_media_imgur Revision Result N chromium@454960 107.74 +- 22.4834 21 good chromium@455034 105.583 +- 32.1867 21 bad To Run This Test src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=browse.media.imgur v8.runtimestats.browsing_desktop_turbo Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8984594643895420112 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5821083690729472 | O O | Visit http://www.chromium.org/developers/speed-infra/perf-bug-faq | X | for more information addressing perf regression bugs. For feedback, | / \ | file a bug with component Speed>Bisection. Thank you!
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Mar 21 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8984528258901989200
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Mar 21 2017
=== BISECT JOB RESULTS === NO Perf regression found Bisect Details Configuration: win_x64_perf_bisect Benchmark : v8.runtimestats.browsing_desktop_turbo Metric : v8-gc-total_max/browse_media/browse_media_imgur Revision Result N chromium@454900 106.453 +- 29.3619 21 good chromium@455084 108.867 +- 4.94985 21 bad To Run This Test src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=browse.media.imgur v8.runtimestats.browsing_desktop_turbo Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8984528258901989200 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=4559733802926080 | O O | Visit http://www.chromium.org/developers/speed-infra/perf-bug-faq | X | for more information addressing perf regression bugs. For feedback, | / \ | file a bug with component Speed>Bisection. Thank you!
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Mar 21 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8984512670087634496
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Mar 21 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : Michael Lippautz Commit : 68d6b6c613c8641748a390a10d886859e5afa38b Date : Fri Mar 03 12:10:33 2017 Subject: [heap] Support for minor MC marking during incremental marking part 2 Bisect Details Configuration: win_x64_perf_bisect Benchmark : v8.runtimestats.browsing_desktop_turbo Metric : v8-gc-total_max/browse_media/browse_media_imgur Change : 14.84% | 92.3705555556 -> 106.075666667 Revision Result N chromium@454707 92.3706 +- 19.7761 9 good chromium@454790 93.6454 +- 19.3993 9 good chromium@454793 91.5518 +- 18.5474 6 good chromium@454794 94.2702 +- 1.57583 6 good chromium@454794,v8@de52562d8e 95.2993 +- 1.33038 6 good chromium@454794,v8@f7bc5ef0bc 94.3512 +- 2.09901 6 good chromium@454794,v8@14106d2d51 93.9973 +- 2.63183 6 good chromium@454794,v8@68d6b6c613 109.402 +- 1.16213 6 bad <-- chromium@454794,v8@1a6487fd65 109.312 +- 6.16543 6 bad chromium@454795 106.47 +- 5.45065 6 bad chromium@454796 109.277 +- 3.47158 6 bad chromium@454802 108.501 +- 1.21379 6 bad chromium@454812 108.439 +- 2.64426 6 bad chromium@454833 106.543 +- 23.2514 9 bad chromium@454875 108.404 +- 6.73096 6 bad chromium@455034 106.076 +- 18.8218 9 bad To Run This Test src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=browse.media.imgur v8.runtimestats.browsing_desktop_turbo Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8984512670087634496 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=4953328850567168 | O O | Visit http://www.chromium.org/developers/speed-infra/perf-bug-faq | X | for more information addressing perf regression bugs. For feedback, | / \ | file a bug with component Speed>Bisection. Thank you!
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Mar 22 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8984382488099013184
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Mar 23 2017
=== BISECT JOB RESULTS === Perf regression found but unable to continue Bisect was stopped because a commit couldn't be classified as either good or bad. Bisect Details Configuration: win_x64_perf_bisect Benchmark : v8.runtimestats.browsing_desktop_turbo Metric : v8-gc-total_max/browse_media/browse_media_imgur Revision Result N chromium@454900 104.622 +- 35.6867 21 good chromium@454923 107.575 +- 7.98959 21 good chromium@454935 106.292 +- 22.7406 21 good chromium@454941 106.582 +- 30.9986 21 unknown chromium@454946 --- --- build failure chromium@454947 108.34 +- 25.6231 21 bad chromium@454992 107.584 +- 23.574 14 bad chromium@455084 108.902 +- 7.29724 21 bad To Run This Test src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=browse.media.imgur v8.runtimestats.browsing_desktop_turbo Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8984382488099013184 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=4559733802926080 | O O | Visit http://www.chromium.org/developers/speed-infra/perf-bug-faq | X | for more information addressing perf regression bugs. For feedback, | / \ | file a bug with component Speed>Bisection. Thank you! |
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Comment 1 by jgruber@chromium.org
, Mar 20 2017