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Issue 708560 link

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Issue metadata

Status: Duplicate
Merged: issue 706866
Owner: ----
Closed: Apr 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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1%-3913% regression in system_health.memory_mobile at 460371:460551

Project Member Reported by pmeenan@chromium.org, Apr 5 2017

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=708560

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3Ne18goM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3KqZtwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3Jr2sgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3KKsnQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnJvQ-AgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnOPPvwsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3KG7pgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnOGk_QkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3NDLpwsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnLzfmwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3KLwtAsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnOGk_QoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3MLSoQsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnKWYswoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3L6nqQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3PretwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7LnW-gkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3PjppwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnJzRhgsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnO_ZsgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnI-YqAsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7JOokwsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3OK9oAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3IKr9woM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnJHwtwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnJHwtwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3MKZqQsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3IaxpQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3NChqwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnPOAqQsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7JWIoAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnMWlrAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnL3kowoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3OTtvAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnN3NtAsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnMbnnQgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7NPkgQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnPXEmgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnKaskwsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3KK6vAsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3L7p4QgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnIXdoAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnP7glgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnI2V5QsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3KTPqQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7Mr0vQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnOzU2QgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnIj87QkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7IuwmQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnOqMhgsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7IqiqQgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnLy10wkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg3PqqpgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnNXkzggM


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

android-nexus6
android-one
android-webview-nexus5X
Mergedinto: 706866
Status: Duplicate (was: Untriaged)

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

Suspected Commit
  Author : ericrk
  Commit : 2f952e4c39887d65126ca4cd67a897fc6d409fb9
  Date   : Wed Mar 29 22:15:32 2017
  Subject: Enable CrOS/Android DefaultEnableGpuRasterization field trial for bots

Bisect Details
  Configuration: android_one_perf_bisect
  Benchmark    : system_health.memory_mobile
  Metric       : memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/load_media/load_media_imgur
  Change       : 3734.35% | 97278.4761905 -> 3729992.61905

Revision             Result                  N
chromium@460410      97278.5 +- 25644.3      21      good
chromium@460481      99603.6 +- 21690.5      9       good
chromium@460516      95437.3 +- 2708.96      9       good
chromium@460534      97823.1 +- 16148.4      9       good
chromium@460543      95196.0 +- 3071.67      9       good
chromium@460547      95299.4 +- 3671.35      14      good
chromium@460548      97340.4 +- 16871.4      9       good
chromium@460549      3731461 +- 8087054      21      bad       <--
chromium@460551      3729993 +- 8083765      21      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.media.imgur system_health.memory_mobile

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8983144430095014304

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6204659737296896


| 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 Speed>Bisection.  Thank you!

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