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3.7%-6.4% regression in thread_times.simple_mobile_sites at 479147:479299 |
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Issue descriptionSee the link to graphs below.
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Jun 21 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8976140125548231616
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Jun 22 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : Sunny Sachanandani Commit : f9a0da96d26ec1fe2121a8eef62f7bd7e9330555 Date : Tue Jun 13 22:16:40 2017 Subject: Enable gpu scheduler on waterfall and developer builds. Bisect Details Configuration: android_nexus5_perf_bisect Benchmark : thread_times.simple_mobile_sites Metric : thread_GPU_cpu_time_per_frame/thread_GPU_cpu_time_per_frame Change : 8.22% | 2.90154725542 -> 3.14012512893 Revision Result N chromium@479146 2.90155 +- 0.0712824 6 good chromium@479172 2.9568 +- 0.107401 6 good chromium@479174 2.91545 +- 0.0819931 6 good chromium@479175 3.11606 +- 0.0838908 6 bad <-- chromium@479176 3.11643 +- 0.070494 6 bad chromium@479179 3.10201 +- 0.0904715 6 bad chromium@479185 3.11175 +- 0.0741606 6 bad chromium@479198 3.10566 +- 0.0372047 6 bad chromium@479249 3.14013 +- 0.0747323 6 bad To Run This Test src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests thread_times.simple_mobile_sites Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8976140125548231616 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=6473339842854912 | 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 lanwei@chromium.org
, Jun 21 2017