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1.4% regression in system_health.memory_mobile at 442703:442773 |
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Issue descriptionSee the link to graphs below.
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Jan 16 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8990292715053962208
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Jan 16 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : ishell Commit : de2422723435b0a35bbea93fa42fb07ddfed0109 Date : Tue Jan 10 15:45:11 2017 Subject: [ic][stubs] Move more IC-related methods from CSA to AccessorAssembler. Bisect Details Configuration: android_nexus6_perf_bisect Benchmark : system_health.memory_mobile Metric : memory:chrome:all_processes:reported_by_chrome:v8:effective_size_avg/blank_about/blank_about_blank Change : 0.68% | 1874084.0 -> 1886805.33333 Revision Result N chromium@442703 1874084 +- 274.343 6 good chromium@442738 1874425 +- 258.653 6 good chromium@442756 1874500 +- 0.0 6 good chromium@442765 1874485 +- 257.273 6 good chromium@442769 1874522 +- 120.499 6 good chromium@442770 1874463 +- 204.483 6 good chromium@442770,v8@8e9c90baa0 1874463 +- 204.483 6 good chromium@442770,v8@de24227234 1886903 +- 127.802 6 bad <-- chromium@442770,v8@6921b71d41 1886805 +- 258.653 6 bad chromium@442771 1886805 +- 258.653 6 bad chromium@442773 1886805 +- 258.653 6 bad Please refer to the following doc on diagnosing memory regressions: https://chromium.googlesource.com/chromium/src/+/master/docs/memory-infra/memory_benchmarks.md 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=blank.about.blank system_health.memory_mobile Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8990292715053962208 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=6419686880706560 | 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 Tests>AutoBisect. Thank you! |
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Comment 1 by nzolghadr@chromium.org
, Jan 16 2017