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Issue metadata

Status: Duplicate
Merged: issue 859941
Owner: ----
Closed: Jul 7
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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1.1%-4.5% regression in memory.top_10_mobile at 1530324885:1530343670

Project Member Reported by primiano@google.com, Jul 6

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=860740

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=41ace3245da99ca82e21097ceeba82eddcf938a9793741c9084e586718f2c9a2


Bot(s) for this bug's original alert(s):

health-plan-clankium-phone
Mergedinto: 859941
Status: Duplicate (was: Untriaged)

=== BISECT JOB RESULTS ===
Perf regression found with culprit

Suspected Commit
  Author : Adrienne Walker
  Commit : d82c4fabc5cc6cbe6b475186ed9fa0216980e533
  Date   : Fri Jun 29 22:55:43 2018
  Subject: Turn on OOP Raster on android bots

Bisect Details
  Configuration: clankium-phone-perf-bisect
  Benchmark    : memory.top_10_mobile
  Metric       : memory:chrome:all_processes:reported_by_os:system_memory:proportional_resident_size_avg/background/after_https_m_facebook_com_rihanna
  Change       : 5.43% | 90359896.0 -> 95266562.6667

Revision                                       Result                  N
android-chrome@e1215825f7                      90359896 +- 396865      6      good
android-chrome@23ce5c27b6                      90459395 +- 161147      6      good
android-chrome@23ce5c27b6,chromium@571692      90295725 +- 428014      6      good
android-chrome@23ce5c27b6,chromium@571693      90676483 +- 211031      6      good
android-chrome@23ce5c27b6,chromium@571694      95134808 +- 219376      6      bad       <--
android-chrome@23ce5c27b6,chromium@571698      95017901 +- 137548      6      bad
android-chrome@24cae43d5e                      95109037 +- 500126      6      bad
android-chrome@cd28519e8e                      95266563 +- 225170      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-chrome --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=https.m.facebook.com.rihanna memory.top_10_mobile

More information on addressing performance regressions:
  http://g.co/ChromePerformanceRegressions

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8941731775821742480


For feedback, file a bug with component Speed>Bisection

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