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Issue 847497 link

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Issue metadata

Status: Untriaged
Owner: ----
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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9.5% regression in system_health.memory_mobile at 1527045571:1527058250

Project Member Reported by kraynov@chromium.org, May 29 2018

Issue description

See the link to graphs below.
 
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, May 29 2018

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=847497

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=ace6b277db15da9aae9a719f91429d798ab384785e92392ec80fe45204768bbb


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

health-plan-clankium-low-end-phone
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, May 30 2018


=== BISECT JOB RESULTS ===
Bisect was unable to run to completion

Error: INFRA_FAILURE

The bisect was able to narrow the range, you can try running with:
  good_revision: 3043a5ceb86386b72ae45d73e98b2502106d66e1
  bad_revision : f169143da1c6baea333f0bc6119bc031368f51a6

If failures persist contact the team (see below) and report the error.


Bisect Details
  Configuration: clankium-low-end-phone-perf-bisect
  Benchmark    : system_health.memory_mobile
  Metric       : memory:chrome:all_processes:reported_by_chrome:java_heap:allocated_objects_size_avg/load_games/load_games_spychase
  Change       : 13.24% | 11404674.6667 -> 12880669.3333

Revision                                       Result                   N
android-chrome@b50c37440c                      11404675 +- 117966       9       good
android-chrome@b50c37440c,chromium@560639      11335204 +- 120684       9       good
android-chrome@b50c37440c,chromium@560648      11532306 +- 294619       14      good
android-chrome@b50c37440c,chromium@560652      11544721 +- 592202       14      good
android-chrome@b50c37440c,chromium@560654      12659362 +- 625195       14      bad
android-chrome@b50c37440c,chromium@560656      12623306 +- 673557       14      bad
android-chrome@b50c37440c,chromium@560690      12559597 +- 665397       14      bad
android-chrome@3e4ba1f0ce                      12560633 +- 642876       9       bad
android-chrome@5c07f907f2                      12880669 +- 49460.2      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=load.games.spychase system_health.memory_mobile

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8945181514920616320


For feedback, file a bug with component Speed>Bisection
Components: Speed>Metrics>SystemHealthRegressions
Components: -Speed>Metrics>SystemHealthRegressions

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