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12.5%-52.5% regression in blink_perf.svg at 417230:417248 |
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Issue descriptionSee the link to graphs below.
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Sep 9 2016
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/9002017963418817600
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Sep 9 2016
===== BISECT JOB RESULTS ===== Status: completed ===== SUSPECTED CL(s) ===== Subject : [WeakMemoryCache] Make references from MemoryCache to Resource Weak Author : hiroshige Commit description: Design doc (Step 1): https://docs.google.com/document/d/1Pj4vzxzCKC_11SugdJ_x7wq7ErE-pHtf4w4FLKdcF7g/edit?usp=sharing This cl relands - https://codereview.chromium.org/1915113005 - https://codereview.chromium.org/2066763002 except for code related to Field-Trial or SharedBuffer::unlock(). BUG=603462 Review-Url: https://codereview.chromium.org/2296913003 Cr-Commit-Position: refs/heads/master@{#417245} Commit : 581fd42e219de5510f0fd7729e7b00a411ff68a8 Date : Thu Sep 08 10:59:20 2016 ===== TESTED REVISIONS ===== Revision Mean Std Dev N Good? chromium@417229 22.1174 0.472337 5 good chromium@417239 22.1454 0.223719 5 good chromium@417244 21.7812 0.0942269 5 good chromium@417245 33.6934 0.318384 5 bad <-- chromium@417246 34.105 0.693549 5 bad chromium@417248 34.0284 0.0813591 5 bad Bisect job ran on: winx64intel_perf_bisect Bug ID: 645368 Test Command: src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --also-run-disabled-tests blink_perf.svg Test Metric: FoodLeifLodahl/FoodLeifLodahl Relative Change: 53.85% Score: 99.9 Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/winx64intel_perf_bisect/builds/1165 Job details: https://chromeperf.appspot.com/buildbucket_job_status/9002017963418817600 Not what you expected? We'll investigate and get back to you! https://chromeperf.appspot.com/bad_bisect?try_job_id=5339868501114880 | 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 Tests>AutoBisect. Thank you! |
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Comment 1 by briander...@chromium.org
, Sep 9 2016