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Issue 626275 link

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Issue metadata

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



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28.7% regression in page_cycler.intl_ar_fa_he at 403833:403836

Project Member Reported by alexclarke@chromium.org, Jul 7 2016

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=626275

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgstCnpgsM


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

chromium-rel-win7-gpu-nvidia

===== 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@403832  998.621  113.506  18  good
chromium@403836  1058.75  118.07   18  bad

Bisect job ran on: winx64nvidia_perf_bisect
Bug ID: 626275

Test Command: src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --also-run-disabled-tests page_cycler.intl_ar_fa_he
Test Metric: cold_times/page_load_time
Relative Change: 7.96%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/winx64nvidia_perf_bisect/builds/1698
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9007804837200430832


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5823069856202752

| 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!
Status: WontFix (was: Assigned)
This looks like a false alert, the ref changed at the same time.  Closing.

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