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35.9% improvement in page_cycler_v2.top_10_mobile at 470445:470501 |
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Issue descriptionSee the link to graphs below.
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May 15 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8979532118114537840
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May 15 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : yhirano Commit : 91088a195969f5af61f404c9f02edc622cbe373a Date : Wed May 10 05:49:31 2017 Subject: Add Field Trial Testing Configuration for MojoLoading Bisect Details Configuration: android_nexus5_perf_bisect Benchmark : page_cycler_v2.top_10_mobile Metric : timeToFirstContentfulPaint_avg/pcv1-warm/http___yandex.ru_touchsearch?text_science Change : 39.03% | 600.697166667 -> 366.249833333 Revision Result N chromium@470444 600.697 +- 40.383 6 good chromium@470473 592.645 +- 18.9221 6 good chromium@470487 608.52 +- 78.4012 6 good chromium@470489 587.817 +- 29.5129 6 good chromium@470490 357.991 +- 129.607 6 bad <-- chromium@470491 385.794 +- 93.8096 6 bad chromium@470494 340.15 +- 102.351 6 bad chromium@470501 366.25 +- 145.675 6 bad To Run This Test src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...yandex.ru.touchsearch.text.science page_cycler_v2.top_10_mobile Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8979532118114537840 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5269573177180160 | 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 yhirano@chromium.org
, May 15 2017