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1.8% regression in system_health.memory_mobile at 442712:442782 |
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Issue descriptionSee the link to graphs below.
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Jan 16 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8990293444817438496
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Jan 16 2017
=== Auto-CCing suspected CL author ishell@chromium.org === Hi ishell@chromium.org, the bisect results pointed to your CL, please take a look at the results. === BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : ishell Commit : de2422723435b0a35bbea93fa42fb07ddfed0109 Date : Tue Jan 10 15:45:11 2017 Subject: [ic][stubs] Move more IC-related methods from CSA to AccessorAssembler. Bisect Details Configuration: android_nexus7_perf_bisect Benchmark : system_health.memory_mobile Metric : memory:chrome:all_processes:reported_by_chrome:v8:effective_size_avg/load_games/load_games_lazors Change : 0.52% | 2451698.66667 -> 2464484.66667 Revision Result N chromium@442712 2451699 +- 184.405 6 good chromium@442747 2452038 +- 186.226 6 good chromium@442765 2452029 +- 201.17 6 good chromium@442770 2452063 +- 254.585 6 good chromium@442770,v8@8e9c90baa0 2451995 +- 47.4693 6 good chromium@442770,v8@de24227234 2464437 +- 226.392 6 bad <-- chromium@442770,v8@6921b71d41 2464605 +- 667.471 6 bad chromium@442771 2464479 +- 286.366 6 bad chromium@442772 2464437 +- 226.392 6 bad chromium@442774 2464441 +- 225.737 6 bad chromium@442782 2464485 +- 277.729 6 bad Please refer to the following doc on diagnosing memory regressions: https://chromium.googlesource.com/chromium/src/+/master/docs/memory-infra/memory_benchmarks.md 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 --story-filter=load.games.lazors system_health.memory_mobile Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8990293444817438496 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5248546338504704 | 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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Feb 3 2017
This bug has an owner, but was in a state that our triage picked up. Marking as Assigned.
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Aug 16 2017
This is a 12kib regression. We've fixed our monitoring to ignore regressions < 128kib. WontFix-ing. |
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Comment 1 by nzolghadr@chromium.org
, Jan 16 2017