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43.4% improvement in page_cycler_v2.intl_hi_ru at 470457:470497 |
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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/8979537319175536176
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May 16 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_webview_nexus6_aosp_perf_bisect Benchmark : page_cycler_v2.intl_hi_ru Metric : timeToFirstMeaningfulPaint_avg/pcv1-cold/http___news.google.co.in_nwshp?tab_in_hl_hi Change : 40.20% | 934.723333333 -> 558.975 Revision Result N chromium@470456 934.723 +- 424.052 9 good chromium@470477 965.343 +- 101.352 6 good chromium@470487 983.008 +- 69.5212 6 good chromium@470489 978.682 +- 36.0611 6 good chromium@470490 551.41 +- 30.4925 6 bad <-- chromium@470492 565.945 +- 45.7211 6 bad chromium@470497 558.975 +- 61.1617 9 bad To Run This Test src/tools/perf/run_benchmark -v --browser=android-webview --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...news.google.co.in.nwshp.tab.in.hl.hi page_cycler_v2.intl_hi_ru Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8979537319175536176 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5609831760658432 | 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