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3.8% regression in system_health.memory_mobile at 449662:449712 |
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Issue descriptionSee the link to graphs below.
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Feb 13 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8987748349045576144
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Feb 14 2017
=== BISECT JOB RESULTS === Perf regression found but unable to narrow commit range Build failures prevented the bisect from narrowing the range further. 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_games/load_games_bubbles Change : 1.15% | 32147728.0 -> 32516083.5556 Suspected Commit Range 6 commits in range https://chromium.googlesource.com/chromium/src/+log/5fb4064595996e5f0ae942d928e3bccc5209bca7..04dc38a467ade5dbac587f40ffeb6bc941dde896 Revision Result N chromium@449661 32147728 +- 1490233 14 good chromium@449668 32408921 +- 1288178 14 good chromium@449669 --- --- build failure chromium@449670 --- --- build failure chromium@449671 --- --- build failure chromium@449672 --- --- build failure chromium@449673 --- --- build failure chromium@449674 32691984 +- 1502009 14 bad chromium@449687 32470572 +- 480543 9 bad chromium@449712 32516084 +- 452042 9 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.games.bubbles system_health.memory_mobile Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8987748349045576144 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5831476731445248 | 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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Mar 11 2017
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Apr 26 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8981250290852706832
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Apr 27 2017
=== BISECT JOB RESULTS === Bisect failed for unknown reasons Please contact the team (see below) and report the error. Bisect Details Configuration: android_webview_nexus6_aosp_perf_bisect Benchmark : system_health.memory_mobile Metric : memory:webview:all_processes:reported_by_chrome:malloc:effective_size_avg/load_games/load_games_bubbles 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.games.bubbles system_health.memory_mobile Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8981250290852706832 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=6725539391340544 | 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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Apr 27 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8981201889671710896
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Apr 27 2017
=== Auto-CCing suspected CL author fdoray@chromium.org === Hi fdoray@chromium.org, the bisect results pointed to your CL, please take a look at the results. === BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : fdoray Commit : 24e5d1ddee9fa61587b6f0279a25792d0208b9f1 Date : Wed Apr 12 19:58:13 2017 Subject: Revert of Use TaskScheduler instead of WorkerPool in BackgroundTaskRunner.cpp (patchset #1 id:1 of https://codereview.chromium.org/2685673005/ ) Bisect Details Configuration: android_webview_nexus6_aosp_perf_bisect Benchmark : system_health.memory_mobile Metric : memory:webview:all_processes:reported_by_chrome:malloc:effective_size_avg/load_games/load_games_bubbles Change : 4.19% | 27059054.0 -> 25727446.4444 Revision Result N chromium@462278 27059054 +- 658214 6 good chromium@463825 27034452 +- 1309260 9 good chromium@464019 27387211 +- 785117 6 good chromium@464116 27102862 +- 1323437 9 good chromium@464119 27062275 +- 1100534 6 good chromium@464120 26870142 +- 912742 6 good chromium@464121 25883698 +- 1847534 9 bad <-- chromium@464122 25781847 +- 3803826 14 bad chromium@464128 25544368 +- 1733797 9 bad chromium@464140 25635918 +- 2084495 6 bad chromium@464164 25687049 +- 1578184 9 bad chromium@464212 25628747 +- 1322643 6 bad chromium@464599 25875048 +- 4161877 14 bad chromium@465372 25727446 +- 1356943 9 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.games.bubbles system_health.memory_mobile Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8981201889671710896 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=6725539391340544 | 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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May 2 2017
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Comment 1 by majidvp@google.com
, Feb 13 2017