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2.1% regression in system_health.memory_mobile at 472980:473207 |
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Issue descriptionSee the link to graphs below.
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May 24 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8978699832621882720
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May 24 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : Adam Klein Commit : 9397c1b73a607de3c836d9869527cf478668eb19 Date : Thu May 18 19:28:58 2017 Subject: Revert "[parser] Refactor streaming scanner streams." Bisect Details Configuration: android_webview_nexus6_aosp_perf_bisect Benchmark : system_health.memory_mobile Metric : memory:webview:all_processes:reported_by_os:system_memory:native_heap:proportional_resident_size_avg/load_search/load_search_yandex Change : 2.40% | 23335772.0 -> 23895217.3333 Revision Result N chromium@472979 23335772 +- 97263.8 6 good chromium@473036 23312561 +- 186995 6 good chromium@473051 23206236 +- 162463 6 good chromium@473053 23212551 +- 149193 6 good chromium@473053,v8@f4da43618c 23237468 +- 267842 6 good chromium@473053,v8@6b5e443972 23347719 +- 173426 6 good chromium@473053,v8@9397c1b73a 23872348 +- 100164 6 bad <-- chromium@473054 23739569 +- 139186 6 bad chromium@473055 23849820 +- 535778 6 bad chromium@473058 23760732 +- 113871 6 bad chromium@473065 23781212 +- 120362 6 bad chromium@473093 23841969 +- 192003 6 bad chromium@473207 23895217 +- 111636 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-webview --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=load.search.yandex system_health.memory_mobile Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8978699832621882720 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5840186593771520 | 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 pmeenan@chromium.org
, May 24 2017