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2.2% regression in system_health.memory_mobile at 439253:439327 |
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Issue descriptionSee the link to graphs below.
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Dec 29 2016
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8991949578355330128
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Dec 29 2016
===== BISECT JOB RESULTS ===== Status: completed ===== SUSPECTED CL(s) ===== Subject : PreParsing inner functions: Make inner functions less lazy. Author : marja Commit description: Especially, make non-declaration type inner functions eagerly parsed. Then we still have a chance to compile them eagerly if we see () after the function. BUG= v8:5501 Review-Url: https://codereview.chromium.org/2583843002 Cr-Commit-Position: refs/heads/master@{#41762} Commit : f37d726435d3f491dbd193c8c126ebf2252a0212 Date : Fri Dec 16 13:34:30 2016 ===== TESTED REVISIONS ===== Revision Mean Std Dev N Good? chromium@439252 4217443 88067.0 14 good chromium@439257 4202685 29832.6 6 good chromium@439260 4211400 49764.3 6 good chromium@439260,v8@63279611b2 4205209 14444.9 6 good chromium@439260,v8@d2d6da0354 4220501 72937.2 9 good chromium@439260,v8@f37d726435 4289211 80496.7 6 bad <-- chromium@439260,v8@16fe426320 4302905 67058.8 6 bad chromium@439261 4266281 10614.0 6 bad chromium@439262 4270741 9902.96 6 bad chromium@439271 4286717 66169.1 6 bad chromium@439290 4277203 72057.2 9 bad chromium@439327 4271224 39859.5 9 bad Bisect job ran on: android_nexus5_perf_bisect Bug ID: 677400 Test Command: src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=load.search.ebay system_health.memory_mobile Test Metric: memory:chrome:all_processes:reported_by_chrome:v8:effective_size_avg/load_search/load_search_ebay Relative Change: 1.28% Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus5_perf_bisect/builds/4485 Job details: https://chromeperf.appspot.com/buildbucket_job_status/8991949578355330128 Not what you expected? We'll investigate and get back to you! https://chromeperf.appspot.com/bad_bisect?try_job_id=6125573288493056 | 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 alexclarke@chromium.org
, Dec 29 2016