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4.4% regression in memory.top_10_mobile_stress at 469474:469588 |
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Issue descriptionSee the link to graphs below.
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May 8 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8980156396294803600
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May 8 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8980156386720512976
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May 8 2017
=== Auto-CCing suspected CL author eroman@chromium.org === Hi eroman@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 : eroman Commit : a7f495e07e33659fed8591fcabf5f3616c1042a2 Date : Fri May 05 02:12:35 2017 Subject: Delete chrome://net-internals/#export Bisect Details Configuration: android_nexus5X_perf_bisect Benchmark : memory.top_10_mobile_stress Metric : memory:chrome:all_processes:reported_by_os:system_memory:proportional_resident_size_avg/background/after_https_www_google_co_uk_hl_en_q_science Change : 6.43% | 141903780.0 -> 150947463.556 Revision Result N chromium@469473 141903780 +- 3920057 6 good chromium@469531 146058774 +- 11567517 9 good chromium@469560 149374486 +- 2919436 9 good chromium@469567 145925028 +- 10649993 6 good chromium@469571 148976841 +- 10200151 14 good chromium@469573 147838811 +- 17052942 21 good chromium@469574 151213988 +- 11472600 14 bad <-- chromium@469588 150947464 +- 2088257 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-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests memory.top_10_mobile_stress Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8980156386720512976 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5774688644497408 | 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 8 2017
The identified CL cannot have been responsible for this memory change. Back to kraynov to see if a more appropriate regression range can be found.
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May 8 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_nexus5X_perf_bisect Benchmark : memory.top_10_mobile_stress Metric : memory:chrome:all_processes:reported_by_os:system_memory:proportional_resident_size_avg/background/after_https_www_google_co_uk_hl_en_q_science Change : 6.15% | 144944548.0 -> 151282888.571 Suspected Commit Range 2 commits in range https://chromium.googlesource.com/chromium/src/+log/7ba3433c3a317a45c461fb499d65c7f67eecf3e7..49345d02f5e5a10cf2789d1d45b4eeec4656b542 Revision Result N chromium@469473 144944548 +- 15876540 14 good chromium@469531 146826953 +- 14193320 14 good chromium@469560 145070793 +- 18619399 14 good chromium@469574 146505636 +- 12740583 14 good chromium@469581 148629128 +- 3704825 9 good chromium@469585 147817453 +- 13218351 14 good chromium@469586 147072518 +- 20219505 21 good chromium@469587 --- --- build failure chromium@469588 151282889 +- 7465273 14 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 memory.top_10_mobile_stress Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8980156396294803600 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5503249529962496 | 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 12 2017
Seems within noise range |
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Comment 1 by kraynov@chromium.org
, May 8 2017