Issue metadata
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17.7%-76.6% regression in v8.runtimestats.browsing_mobile_classic at 467236:467307 |
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Issue description
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Apr 28 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8981061445749169408
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Apr 28 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : peria Commit : 040755ece35f949c4de74d85f5a651e84a0beafe Date : Wed Apr 26 07:20:51 2017 Subject: Use SetNativeDataProperty to install features dynamically on instances Bisect Details Configuration: android_one_perf_bisect Benchmark : v8.runtimestats.browsing_mobile_classic Metric : v8-gc-full-mark-compactor_sum/browse_social/browse_social_instagram Change : 78.59% | 100.750333333 -> 179.934666667 Revision Result N chromium@467235 100.75 +- 1.96291 6 good chromium@467253 100.311 +- 1.37327 6 good chromium@467258 99.3508 +- 2.53015 6 good chromium@467259 100.183 +- 1.66207 6 good chromium@467260 178.984 +- 4.27256 6 bad <-- chromium@467262 179.56 +- 3.61261 6 bad chromium@467271 178.136 +- 1.16738 6 bad chromium@467307 179.935 +- 5.80141 6 bad To Run This Test src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=browse.social.instagram v8.runtimestats.browsing_mobile_classic Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8981061445749169408 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5889187657547776 | 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 jgruber@chromium.org
, Apr 28 2017