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12.5%-13.9% regression in v8.top_25_smooth at 422647:423923 |
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Issue descriptionSee the link to graphs below.
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Oct 13 2016
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8998897900440571456
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Oct 13 2016
===== BISECT JOB RESULTS ===== Status: failed ===== TESTED REVISIONS ===== Revision Mean Std Dev N Good? chromium@423097 157.913 6.24914 8 bad Bisect job ran on: android_nexus6_perf_bisect Bug ID: 655702 Test Command: src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests v8.top_25_smooth Test Metric: v8_gc_total/v8_gc_total Relative Change: 0.44% Score: 0 Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus6_perf_bisect/builds/2644 Job details: https://chromeperf.appspot.com/buildbucket_job_status/8998897900440571456 Not what you expected? We'll investigate and get back to you! https://chromeperf.appspot.com/bad_bisect?try_job_id=5032922027917312 | 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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Oct 14 2016
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Oct 25 2016
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8997807068693893280
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Oct 25 2016
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8997807035746060848
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Oct 25 2016
===== BISECT JOB RESULTS ===== Status: failed ===== TESTED REVISIONS ===== Revision Mean Std Dev N Good? chromium@423097 194.284 152.293 18 bad Bisect job ran on: android_nexus6_perf_bisect Bug ID: 655702 Test Command: src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests v8.top_25_smooth Test Metric: v8_gc_total_outside_idle/v8_gc_total_outside_idle Relative Change: 0.17% Score: 0 Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus6_perf_bisect/builds/2689 Job details: https://chromeperf.appspot.com/buildbucket_job_status/8997807068693893280 Not what you expected? We'll investigate and get back to you! https://chromeperf.appspot.com/bad_bisect?try_job_id=6663669067284480 | 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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Oct 25 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@423027 154.336 4.30672 18 good chromium@423097 153.269 4.77523 17 bad Bisect job ran on: android_nexus6_perf_bisect Bug ID: 655702 Test Command: src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests v8.top_25_smooth Test Metric: v8_gc_total/v8_gc_total Relative Change: 2.31% Score: 0 Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus6_perf_bisect/builds/2690 Job details: https://chromeperf.appspot.com/buildbucket_job_status/8997807035746060848 Not what you expected? We'll investigate and get back to you! https://chromeperf.appspot.com/bad_bisect?try_job_id=4942406699450368 | 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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Oct 27 2016
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8997636515758207504
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Oct 27 2016
===== BISECT JOB RESULTS ===== Status: failed ===== TESTED REVISIONS ===== Revision Mean Std Dev N Good? chromium@422646 250.064 5.51505 5 good chromium@423285 251.055 7.22829 5 good chromium@423604 249.171 2.53151 5 good chromium@423764 247.01 5.61571 5 good chromium@423923 265.635 4.95571 5 bad Bisect job ran on: android_nexus7_perf_bisect Bug ID: 655702 Test Command: src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests v8.top_25_smooth Test Metric: v8_gc_total/v8_gc_total Relative Change: 6.23% Score: 0 Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus7_perf_bisect/builds/3428 Job details: https://chromeperf.appspot.com/buildbucket_job_status/8997636515758207504 Not what you expected? We'll investigate and get back to you! https://chromeperf.appspot.com/bad_bisect?try_job_id=6418319530262528 | 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 6 2017
Archiving as bisection is difficult and there's been no movement.
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Apr 10 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8982659661161211696 |
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Comment 1 by lanwei@google.com
, Oct 13 2016