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Issue 735875 link

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Issue metadata

Status: WontFix
Owner: ----
Closed: Aug 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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Continous regression in battor.trivial_pages

Project Member Reported by kraynov@chromium.org, Jun 22 2017

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=735875

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgjuCazQgM


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

chromium-rel-mac-retina
Cc: charliea@chromium.org
+charliea
It looks weird that metric monotonically degrades over time
Project Member

Comment 4 by 42576172...@developer.gserviceaccount.com, Jun 22 2017


=== BISECT JOB RESULTS ===
NO Perf regression found

Bisect Details
  Configuration: mac_retina_perf_bisect
  Benchmark    : battor.trivial_pages
  Metric       : idle:power_avg/TrivialScrollingPageSharedPageState

Revision             Result                   N
chromium@478557      13.1805 +- 0.815064      21      good
chromium@478594      13.3676 +- 3.49229       21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=TrivialScrollingPageSharedPageState battor.trivial_pages

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8976094063191260720

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6302809911197696


| 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!
Project Member

Comment 6 by 42576172...@developer.gserviceaccount.com, Jun 22 2017


=== BISECT JOB RESULTS ===
NO Perf regression found

Bisect Details
  Configuration: mac_retina_perf_bisect
  Benchmark    : battor.trivial_pages
  Metric       : idle:power_avg/TrivialScrollingPageSharedPageState

Revision             Result                   N
chromium@478557      5.72163 +- 0.707678      21      good
chromium@478594      5.68788 +- 0.144392      21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=TrivialScrollingPageSharedPageState battor.trivial_pages

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8976087045674150160

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6302809911197696


| 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!
Status: WontFix (was: Untriaged)
WontFix-ing this, bug charliea and rnephew have ongoing efforts to reduce noise causing this.
Ack.

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