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110.7% regression in v8.runtimestats.browsing_mobile at 458711:458725 |
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Issue descriptionSee the link to graphs below.
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Mar 27 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8983962898090350416
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Mar 27 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : bmeurer Commit : f0e3f8ea6f5b614259c6b5f1b87d64f31711f0bb Date : Wed Mar 22 08:03:50 2017 Subject: [ignition] Decrease code size multiplier to 24. Bisect Details Configuration: android_webview_nexus6_aosp_perf_bisect Benchmark : v8.runtimestats.browsing_mobile Metric : Optimize:duration_avg/browse_news/browse_news_hackernews Change : 89.82% | 28.088 -> 53.3155 Revision Result N chromium@458710 28.088 +- 20.4531 6 good chromium@458712 26.366 +- 16.2132 6 good chromium@458713 25.3677 +- 12.1277 6 good chromium@458713,v8@01951c1598 23.6352 +- 13.6505 6 good chromium@458713,v8@07a43140d4 23.3503 +- 9.62825 6 good chromium@458713,v8@f0e3f8ea6f 55.2043 +- 9.20136 6 bad <-- chromium@458714 53.2025 +- 6.48898 6 bad chromium@458718 52.6595 +- 8.99388 6 bad chromium@458725 53.3155 +- 9.33675 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.hackernews v8.runtimestats.browsing_mobile Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8983962898090350416 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5013324560859136 | 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 tebbi@chromium.org
, Mar 27 2017