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7.6% regression in memory.top_10_mobile_stress at 443389:443443 |
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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/8990294674296478336
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Jan 16 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : mvstanton Commit : b8294aaa978e972978b8d82cedf63befad5d7af1 Date : Thu Jan 12 11:29:09 2017 Subject: [TypeFeedbackVector] Root literal arrays in function literals slots Bisect Details Configuration: android_nexus6_perf_bisect Benchmark : memory.top_10_mobile_stress Metric : memory:chrome:all_processes:reported_by_chrome:v8:effective_size_avg/foreground/http_yandex_ru_touchsearch_text_science Change : 5.57% | 10303384.6667 -> 10876808.6667 Revision Result N chromium@443389 10303385 +- 347363 6 good chromium@443396 10314291 +- 340907 6 good chromium@443400 10306011 +- 362650 6 good chromium@443400,v8@2bca05685f 10334930 +- 515190 14 good chromium@443400,v8@b8294aaa97 10676643 +- 1566474 21 bad <-- chromium@443400,v8@81c62e070b 10715897 +- 1186377 14 bad chromium@443400,v8@9884fb91e1 10841248 +- 229274 9 bad chromium@443400,v8@aa75904e3c 10884155 +- 7085.26 6 bad chromium@443401 10811680 +- 668171 9 bad chromium@443402 10874650 +- 58717.8 6 bad chromium@443403 10864665 +- 68178.8 6 bad chromium@443416 10814060 +- 612764 9 bad chromium@443443 10876809 +- 61682.3 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=http.yandex.ru.touchsearch.text.science memory.top_10_mobile_stress Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8990294674296478336 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=6462739632881664 | 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