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87.2% regression in v8.runtimestats.browsing_desktop at 478959:479036 |
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Issue descriptionSee the link to graphs below.
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Jun 16 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8976637352888211504
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Jun 16 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : Alex Clarke Commit : fd98b65e68c329ff0bb43db5a1c15e50aaa6c66d Date : Tue Jun 13 15:44:08 2017 Subject: Fix logic to flush internal scheduler state on navigation comit. Bisect Details Configuration: mac_pro_perf_bisect Benchmark : v8.runtimestats.browsing_desktop Metric : GC:duration_avg/browse_social/browse_social_facebook_infinite_scroll Change : 62.88% | 70.9931666667 -> 115.632666667 Revision Result N chromium@478958 70.9932 +- 20.7407 6 good chromium@478997 66.3827 +- 13.5588 6 good chromium@479017 68.0738 +- 14.4795 6 good chromium@479027 66.9501 +- 26.8871 9 good chromium@479029 67.1661 +- 15.4637 9 good chromium@479030 102.38 +- 59.3048 9 bad <-- chromium@479032 106.704 +- 14.1586 6 bad chromium@479036 115.633 +- 31.6273 6 bad To Run This Test src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=browse.social.facebook.infinite.scroll v8.runtimestats.browsing_desktop Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8976637352888211504 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=6024003669458944 | 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
, Jun 16 2017