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27.6% regression in page_cycler_v2.typical_25 at 456334:456379 |
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Issue descriptionSee the link to graphs below.
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Mar 15 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8985033653936051696
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Mar 15 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : nednguyen Commit : 267012ae7453eddde6de2c604e8aa7efed10d67a Date : Mon Mar 13 12:36:50 2017 Subject: Roll ts_proxy to the latest commit (a2f578febcd79b751d948f615bbde8f6189fbeed) Bisect Details Configuration: linux_perf_bisect Benchmark : page_cycler_v2.typical_25 Metric : timeToFirstMeaningfulPaint_avg/pcv1-cold/http___gawker.com_5939683_based-on-a-true-story-is-a-rotten-lie-i-hope-you-never-believe Change : 4.76% | 155.101428573 -> 147.714833334 Revision Result N chromium@456333 155.101 +- 360.41 14 good chromium@456356 118.915 +- 16.2447 8 good chromium@456362 117.663 +- 4.56838 6 good chromium@456363 121.342 +- 26.0923 9 good chromium@456363,catapult@267012ae74 144.311 +- 10.1046 6 bad <-- chromium@456364 151.357 +- 20.3232 5 bad chromium@456365 145.978 +- 15.2788 6 bad chromium@456368 145.871 +- 41.0697 13 bad chromium@456379 147.715 +- 19.6034 12 bad 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=http...gawker.com.5939683.based.on.a.true.story.is.a.rotten.lie.i.hope.you.never.believe page_cycler_v2.typical_25 Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8985033653936051696 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5315393385660416 | 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 nzolghadr@chromium.org
, Mar 15 2017