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44.1% 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/8979537449501396032
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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_media/browse_media_facebook_photos Change : 40.61% | 490.9515 -> 291.5905 Revision Result N chromium@470445 490.951 +- 145.487 6 good chromium@470471 514.311 +- 102.6 6 good chromium@470484 499.758 +- 167.636 6 good chromium@470488 485.203 +- 203.09 9 good chromium@470489 522.298 +- 131.188 6 good chromium@470490 328.081 +- 112.639 6 bad <-- chromium@470491 296.252 +- 161.284 6 bad chromium@470497 291.59 +- 51.7251 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.media.facebook.photos v8.runtimestats.browsing_mobile_classic Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8979537449501396032 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5313460864286720 | 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