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18.6%-4185.1% regression in page_cycler_v2_site_isolation.basic_oopif at 450582:450718 |
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Issue descriptionSee the link to graphs below.
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Feb 17 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8987419849120142320
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Feb 17 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : perezju Commit : fc25e6f948ca9973f27d812a8cc7086738b279a1 Date : Wed Feb 15 11:18:55 2017 Subject: Reland of [Telemetry] Switch clients to new JavaScript API (batch 5) (patchset #1 id:1 of https://codereview.chromium.org/2692763002/ ) Bisect Details Configuration: winx64ati_perf_bisect Benchmark : page_cycler_v2.intl_ja_zh Metric : timeToFirstContentfulPaint_avg/pcv1-warm/http___2ch.net_ Change : 4348.76% | 15.700166665 -> 698.463499998 Revision Result N chromium@450581 15.7002 +- 5.28945 6 good chromium@450628 17.0068 +- 6.56889 6 good chromium@450651 18.7263 +- 7.40873 6 good chromium@450663 19.4583 +- 7.85735 6 good chromium@450669 17.8475 +- 6.19472 6 good chromium@450672 15.1468 +- 4.51209 6 good chromium@450673 17.4385 +- 7.80234 6 good chromium@450673,catapult@fc25e6f948 679.862 +- 229.942 6 bad <-- chromium@450674 698.463 +- 179.7 6 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...2ch.net. page_cycler_v2.intl_ja_zh Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8987419849120142320 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5225943586570240 | 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
, Feb 17 2017