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Issue 642971 link

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Issue metadata

Status: WontFix
Owner:
Last visit > 30 days ago
Closed: Sep 2016
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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13% regression in media.android.tough_video_cases at 415546:415569

Project Member Reported by w...@chromium.org, Aug 31 2016

Issue description

See the link to graphs below.
 

Comment 1 by w...@chromium.org, Aug 31 2016

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=642971

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg4eDyqAoM


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

android-nexus5

===== BISECT JOB RESULTS =====
Status: completed


=== Bisection aborted ===
The bisect was aborted because The metric values for the initial "good" and "bad" revisions do not represent a clear regression.
Please contact the the team (see below) if you believe this is in error.

=== Warnings ===
The following warnings were raised by the bisect job:

 * Bisect failed to reproduce the regression with enough confidence.

===== TESTED REVISIONS =====
Revision         Mean     Std Dev   N   Good?
chromium@415545  6.49861  0.184745  21  good
chromium@415569  6.65014  0.27291   18  bad

Bisect job ran on: android_nexus5_perf_bisect
Bug ID: 642971

Test Command: src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --also-run-disabled-tests media.android.tough_video_cases
Test Metric: cpu_utilization/crowd.wav_browser
Relative Change: 3.56%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus5_perf_bisect/builds/4079
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9002770042695802672


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5895136083443712

| 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!

Comment 4 by w...@chromium.org, Sep 1 2016

Status: WontFix (was: Assigned)

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