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1.9% regression in system_health.memory_desktop at 445284:445600 |
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Issue descriptionSee the link to graphs below.
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Jan 26 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8989403734024547888
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Jan 27 2017
=== BISECT JOB RESULTS === Perf regression found but unable to narrow commit range Bisect Details Configuration: mac_10_11_perf_bisect Benchmark : system_health.memory_desktop Metric : memory:chrome:renderer_processes:reported_by_chrome:v8:heap:effective_size_avg/memory:chrome:renderer_processes:reported_by_chrome:v8:heap:effective_size_avg Suspected Commit Range 159 commits in range https://chromium.googlesource.com/chromium/src/+log/949b36db0565e9a81fc50cbb1584d64d6090c147..877fb8bd29acf269d27688444a50c36f9332e946 Revision Result N chromium@445283 35960297 +- 604725 9 good chromium@445442 36477790 +- 616561 6 bad chromium@445600 36584262 +- 557593 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=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests system_health.memory_desktop Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8989403734024547888 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5151177181757440 | 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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Jan 30 2017
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Jan 31 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8988915428102168320
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Feb 1 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : mvstanton Commit : 55feaaea4c83bf72a409bb1ebde5b86c979d4d1c Date : Thu Jan 19 17:12:28 2017 Subject: Revert [TypeFeedbackVector] Root literal arrays in function literal slots Bisect Details Configuration: mac_10_11_perf_bisect Benchmark : system_health.memory_desktop Metric : memory:chrome:all_processes:reported_by_chrome:v8:heap:effective_size_avg/browse_media/browse_media_imgur Change : 19.40% | 93241434.6667 -> 111333641.778 Revision Result N chromium@445200 93241435 +- 7370236 9 good chromium@445275 93693477 +- 7411963 9 good chromium@445280 94191072 +- 3972061 6 good chromium@445283 98441869 +- 18032154 9 good chromium@445283,v8@f09e57923a 98748548 +- 23643093 14 good chromium@445283,v8@7ff8d317b1 97444927 +- 15623174 9 good chromium@445283,v8@f604724448 92322011 +- 11782597 6 good chromium@445283,v8@55feaaea4c 112092850 +- 34373306 14 bad <-- chromium@445283,v8@5e44cc79d5 113310838 +- 27115162 9 bad chromium@445283,v8@c70ec473ba 112780633 +- 39262194 14 bad chromium@445283,v8@e26a58e43c 116781301 +- 33281564 14 bad chromium@445284 119361839 +- 20929292 9 bad chromium@445285 117017605 +- 14279258 6 bad chromium@445294 111992336 +- 25175400 6 bad chromium@445313 112269612 +- 21370099 6 bad chromium@445350 111333642 +- 35230594 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=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=browse.media.imgur system_health.memory_desktop Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8988915428102168320 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=6206993288658944 | 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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Apr 11 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8982651934066226432
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Apr 12 2017
=== BISECT JOB RESULTS === NO Perf regression found Bisect Details Configuration: mac_10_11_perf_bisect Benchmark : system_health.memory_desktop Metric : memory:chrome:renderer_processes:reported_by_chrome:v8:heap:effective_size_avg/memory:chrome:renderer_processes:reported_by_chrome:v8:heap:effective_size_avg Revision Result N chromium@445283 34827990 +- 362070 6 good chromium@445600 34900157 +- 464885 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=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests system_health.memory_desktop Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8982651934066226432 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5151177181757440 | 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 hpayer@google.com
, Jan 26 2017