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5% improvement in system_health.common_desktop at 463520:463909 |
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Issue descriptionSee the link to graphs below.
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Apr 26 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8981207653485682928
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Apr 27 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : delphick Commit : d8ade60fbe0ea954ecd5f186c36e6d0ac045c28c Date : Tue Apr 11 09:56:28 2017 Subject: No longer clamp setTimeout(..., 0) to 1ms. Bisect Details Configuration: mac_retina_perf_bisect Benchmark : system_health.common_desktop Metric : load:energy_sum/load_media/load_media_soundcloud Change : 5.79% | 39.8180810261 -> 37.511343348 Revision Result N chromium@463519 39.8181 +- 2.28712 9 good chromium@463568 39.7103 +- 1.81357 9 good chromium@463581 39.7434 +- 0.537731 6 good chromium@463587 39.9517 +- 1.0726 6 good chromium@463590 39.6779 +- 2.62351 14 good chromium@463591 38.3631 +- 1.56247 6 bad <-- chromium@463592 38.635 +- 5.93113 14 bad chromium@463593 37.8453 +- 2.48852 9 bad chromium@463617 37.8652 +- 2.37158 9 bad chromium@463714 37.7707 +- 2.2377 6 bad chromium@463909 37.5113 +- 4.34257 9 bad To Run This Test src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=load.media.soundcloud system_health.common_desktop Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8981207653485682928 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5840072022163456 | 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 samans@chromium.org
, Apr 26 2017