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31.7% regression in page_cycler_v2.basic_oopif at 478281:478369 |
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Issue descriptionSee the link to graphs below.
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Jun 13 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8976899090682997072
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Jun 13 2017
=== BISECT JOB RESULTS === NO Perf regression found Bisect Details Configuration: winx64intel_perf_bisect Benchmark : page_cycler_v2.basic_oopif Metric : timeToFirstContentfulPaint_avg/pcv1-warm/http___www.nationalgeographic.com_ Revision Result N chromium@478280 158.7 +- 89.5485 21 good chromium@478369 160.221 +- 92.9971 21 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=http...www.nationalgeographic.com. page_cycler_v2.basic_oopif Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8976899090682997072 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5331784125906944 | 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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Jun 13 2017
Looks like something got reverted. I think we can close this because the metric reverted to the previous mean.
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Jun 13 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8976891097537225552
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Jun 13 2017
=== BISECT JOB RESULTS === NO Perf regression found Bisect Details Configuration: winx64intel_perf_bisect Benchmark : page_cycler_v2.basic_oopif Metric : timeToFirstContentfulPaint_avg/pcv1-warm/http___www.nationalgeographic.com_ Revision Result N chromium@478280 153.281 +- 67.0297 21 good chromium@478369 169.455 +- 159.045 21 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=http...www.nationalgeographic.com. page_cycler_v2.basic_oopif Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8976891097537225552 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5331784125906944 | 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 alexclarke@chromium.org
, Jun 13 2017