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43.7% improvement in v8.runtimestats.browsing_mobile_classic at 470446:470497 |
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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/8979537378894867952
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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 : v8.runtimestats.browsing_mobile_classic Metric : Parse-Background:duration_avg/browse_news/browse_news_cnn Change : 41.98% | 3040.13333333 -> 1763.78233333 Revision Result N chromium@470445 3040.13 +- 460.858 6 good chromium@470471 3049.76 +- 717.038 6 good chromium@470484 3089.6 +- 638.092 6 good chromium@470488 3293.18 +- 820.937 6 good chromium@470489 3132.63 +- 774.996 6 good chromium@470490 1905.34 +- 512.572 6 bad <-- chromium@470491 1804.43 +- 405.189 6 bad chromium@470497 1763.78 +- 200.614 6 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=browse.news.cnn v8.runtimestats.browsing_mobile_classic Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8979537378894867952 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5718314447273984 | 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