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2.8%-26.6% regression in loading.desktop at 476253:476399 |
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Issue descriptionIncrease in memory and time to first meaningful paint.
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Jun 6 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8977507914496855840
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Jun 6 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : Philippe Hamel Commit : 1bc3d8c1ce10761406e57b07f7a2dc1ad301221e Date : Thu Jun 01 16:57:23 2017 Subject: Add query only fieldtrial for TranslateRankerModel. Bisect Details Configuration: winx64intel_perf_bisect Benchmark : loading.desktop Metric : timeToFirstMeaningfulPaint_avg/pcv1-warm/Daum Change : 23.73% | 703.532444444 -> 874.898357142 Revision Result N chromium@476252 703.532 +- 199.193 9 good chromium@476293 726.532 +- 246.331 9 good chromium@476314 698.515 +- 216.646 14 good chromium@476324 743.157 +- 341.302 14 good chromium@476327 713.87 +- 153.67 6 good chromium@476328 892.163 +- 28.4661 6 bad <-- chromium@476329 881.266 +- 84.0088 14 bad chromium@476334 874.898 +- 88.4962 14 bad To Run This Test src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=Daum loading.desktop Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8977507914496855840 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5904818964529152 | 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 chcunningham@chromium.org
, Jun 6 2017