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3.6% regression in top_10_mobile_memory at 404121:404155 |
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Issue descriptionSee the link to graphs below.
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Jul 8 2016
===== BISECT JOB RESULTS ===== Status: completed === Bisection aborted === The bisect was aborted because The metric values for the initial "good" and "bad" revisions do not represent a clear regression. Please contact the the team (see below) if you believe this is in error. === Warnings === The following warnings were raised by the bisect job: * Bisect failed to reproduce the regression with enough confidence. ===== TESTED REVISIONS ===== Revision Mean Std Dev N Good? chromium@404120 6171192 33978.3 18 good chromium@404155 6146279 25520.4 18 bad Bisect job ran on: win_8_perf_bisect Bug ID: 626600 Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests top_10_mobile_memory Test Metric: memory:chrome:all_processes:reported_by_chrome:v8:allocated_objects_size_avg/http___en.m.wikipedia.org_wiki_Science Relative Change: 0.18% Score: 0 Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/win_8_perf_bisect/builds/2016 Job details: https://chromeperf.appspot.com/buildbucket_job_status/9007717247907664736 Not what you expected? We'll investigate and get back to you! https://chromeperf.appspot.com/bad_bisect?try_job_id=5884284615786496 | 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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Jul 8 2016
Trying another bisect.
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Jul 15 2016
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/9007039488672194672
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Jul 15 2016
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/9007039483408771728
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Jul 15 2016
Sent some bisects. The bimodality of some of those graphs worries me.
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Jul 16 2016
===== BISECT JOB RESULTS ===== Status: completed === Bisection aborted === The bisect was aborted because The metric values for the initial "good" and "bad" revisions do not represent a clear regression. Please contact the the team (see below) if you believe this is in error. === Warnings === The following warnings were raised by the bisect job: * Bisect failed to reproduce the regression with enough confidence. ===== TESTED REVISIONS ===== Revision Mean Std Dev N Good? chromium@404120 6170226 44912.6 18 good chromium@404155 6171846 46826.8 18 bad Bisect job ran on: win_8_perf_bisect Bug ID: 626600 Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests top_10_mobile_memory Test Metric: memory:chrome:all_processes:reported_by_chrome:v8:allocated_objects_size_avg/http___en.m.wikipedia.org_wiki_Science Relative Change: 0.03% Score: 0 Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/win_8_perf_bisect/builds/2040 Job details: https://chromeperf.appspot.com/buildbucket_job_status/9007039488672194672 Not what you expected? We'll investigate and get back to you! https://chromeperf.appspot.com/bad_bisect?try_job_id=5321575901954048 | 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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Jul 16 2016
===== BISECT JOB RESULTS ===== Status: completed ===== SUSPECTED CL(s) ===== Subject : Remove constructor from remaining functions that aren't constructors Author : jochen Commit description: BUG= 625823 R=haraken@chromium.org,pfeldman@chromium.org Review-Url: https://codereview.chromium.org/2124183003 Cr-Commit-Position: refs/heads/master@{#404137} Commit : 587b0b37724cdfc0eec5ed091b94eb8276bc05ce Date : Thu Jul 07 12:35:31 2016 ===== TESTED REVISIONS ===== Revision Mean Std Dev N Good? chromium@404125 9400135 139031 5 good chromium@404134 9512657 201516 5 good chromium@404136 9422696 239338 5 good chromium@404137 8015831 95968.8 5 bad <-- chromium@404140 8094533 101758 5 bad Bisect job ran on: winx64intel_perf_bisect Bug ID: 626600 Test Command: src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --also-run-disabled-tests top_10_mobile_memory Test Metric: memory:chrome:all_processes:reported_by_chrome:v8:effective_size_avg/http___www.baidu.com_s?word_google Relative Change: 13.89% Score: 99.9 Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/winx64intel_perf_bisect/builds/1023 Job details: https://chromeperf.appspot.com/buildbucket_job_status/9007039483408771728 Not what you expected? We'll investigate and get back to you! https://chromeperf.appspot.com/bad_bisect?try_job_id=5647030756573184 | 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 alexclarke@chromium.org
, Jul 8 2016