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21.7%-1410.7% regression in v8.runtimestats.browsing_desktop at 477932:481280 |
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Issue descriptionSee the link to graphs below.
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Jun 27 2017
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Jun 27 2017
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Jun 27 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : hpayer Commit : 0d2ed6c3287ec48ee06ec1b69287ed4bf0dd60d7 Date : Mon Jun 19 10:16:13 2017 Subject: [heap] Allow a minimum semi-space size of 512K. Bisect Details Configuration: android_webview_nexus6_aosp_perf_bisect Benchmark : v8.runtimestats.browsing_mobile Metric : GC:duration_avg/browse_social/browse_social_twitter Change : 798.28% | 4.71416666667 -> 42.3463333333 Revision Result N chromium@480804 4.71417 +- 10.5297 6 good chromium@480813 6.85717 +- 19.2517 6 good chromium@480818 4.65283 +- 11.5855 6 good chromium@480820 2.35467 +- 3.19743 6 good chromium@480821 11.6423 +- 19.7531 6 good chromium@480821,v8@8a32788f39 7.24717 +- 17.7775 6 good chromium@480821,v8@f626d5df7e 5.86083 +- 14.565 6 good chromium@480821,v8@bc717ae84b 5.02117 +- 13.695 6 good chromium@480821,v8@0d2ed6c328 40.2527 +- 14.7463 6 bad <-- chromium@480821,v8@d6c9e534c8 38.0173 +- 4.75466 6 bad chromium@480821,v8@2325ef535f 42.1065 +- 11.9565 6 bad chromium@480822 42.3463 +- 13.693 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.social.twitter v8.runtimestats.browsing_mobile Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8975750988526105104 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5284145070080000 | 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 42576172...@developer.gserviceaccount.com
, Jun 26 2017