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13.9%-17.8% regression in scheduler.tough_scheduling_cases at 414460:414534 |
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Issue descriptionSee the link to graphs below.
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Aug 26 2016
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/9003254690932526240
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Aug 26 2016
===== BISECT JOB RESULTS ===== Status: completed ===== SUSPECTED CL(s) ===== Subject : Touchpad scroll latching enabled for Mac behind flag. Author : sahel Commit description: To test it, use the --enable-features=TouchpadScrollLatching runtime flag. BUG=526463 TEST=MouseWheelEventQueueTests/MouseWheelEventQueueTest.GestureSendingWithPhaseInformation/[0/1] CQ_INCLUDE_TRYBOTS=master.tryserver.blink:linux_precise_blink_rel Review-Url: https://codereview.chromium.org/2256733003 Cr-Commit-Position: refs/heads/master@{#414515} Commit : 7adc4a771383af81e2411e755bdce689c803b939 Date : Thu Aug 25 19:56:17 2016 ===== TESTED REVISIONS ===== Revision Mean Std Dev N Good? chromium@414502 7.79357 0.0902662 5 good chromium@414509 7.81108 0.1476 5 good chromium@414513 7.87206 0.221985 5 good chromium@414514 7.9807 0.254174 5 good chromium@414515 9.23065 0.167921 5 bad <-- chromium@414516 9.23927 0.159589 5 bad Bisect job ran on: win_x64_perf_bisect Bug ID: 641348 Test Command: src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --also-run-disabled-tests scheduler.tough_scheduling_cases Test Metric: mean_input_event_latency/mean_input_event_latency Relative Change: 18.55% Score: 99.9 Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/win_x64_perf_bisect/builds/1450 Job details: https://chromeperf.appspot.com/buildbucket_job_status/9003254690932526240 Not what you expected? We'll investigate and get back to you! https://chromeperf.appspot.com/bad_bisect?try_job_id=5283207860191232 | 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 Tests>AutoBisect. Thank you! |
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Comment 1 by mustaq@chromium.org
, Aug 26 2016