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Issue 648888 link

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Issue metadata

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



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53% regression in smoothness.sync_scroll.key_mobile_sites_smooth at 418822:418844

Project Member Reported by toyoshim@chromium.org, Sep 21 2016

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=648888

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg2bf7pwoM


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

android-galaxy-s5
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Sep 21 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@418821  19.3297  3.44327  18  good
chromium@418844  18.0349  4.16182  18  bad

Bisect job ran on: android_s5_perf_bisect
Bug ID: 648888

Test Command: src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --also-run-disabled-tests smoothness.sync_scroll.key_mobile_sites_smooth
Test Metric: mean_input_event_latency/https___plus.google.com_app_basic_110031535020051778989_posts?source_apppromo
Relative Change: 9.58%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_s5_perf_bisect/builds/1012
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9000922357512506272


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5783947911364608

| 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)
Seems like a temporary noise

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