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Issue 657055 link

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Issue metadata

Status: WontFix
Owner: ----
Closed: Oct 2016
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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5.5% regression in performance_browser_tests at 425679:425703

Project Member Reported by jasontiller@chromium.org, Oct 18 2016

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=657055

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7YqEowoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgra_voQoM


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

chromium-rel-win7-gpu-nvidia
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Oct 18 2016


===== 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@425678  17.1045  0.258685  18  good
chromium@425703  17.0528  0.239342  18  bad

Bisect job ran on: winx64nvidia_perf_bisect
Bug ID: 657055

Test Command: .\src\out\Release_x64\performance_browser_tests.exe --test-launcher-print-test-stdio=always --enable-gpu
Test Metric: TabCapturePerformance_novsync/Capture
Relative Change: 0.42%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/winx64nvidia_perf_bisect/builds/1917
Job details: https://chromeperf.appspot.com/buildbucket_job_status/8998443906103494816


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5319431310278656

| 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 m...@chromium.org, Oct 27 2016

Status: WontFix (was: Untriaged)
Looks like they went green again on their own.

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