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Issue metadata

Status: Duplicate
Merged: issue 648909
Owner:
Closed: Sep 2016
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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5.3% regression in smoothness.gpu_rasterization.tough_filters_cases at 419742:419788

Project Member Reported by benjhayden@chromium.org, Sep 25 2016

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=649986

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgxc7AqAoM


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

android-nexus5
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Sep 25 2016

Mergedinto: 648909
Status: Duplicate (was: Assigned)

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


===== SUSPECTED CL(s) =====
Subject : Update testing config to use smooth-indeterminate animation
Author  : mdjones
Commit description:
  
Use smooth-indeterminate animation for the progress bar instead of
only smooth.

BUG=

Review-Url: https://codereview.chromium.org/2353553002
Cr-Commit-Position: refs/heads/master@{#419774}
Commit  : c23774e0a7fb2071658a7dec45bc0da7f068824e
Date    : Tue Sep 20 15:46:42 2016


===== TESTED REVISIONS =====
Revision         Mean     Std Dev   N   Good?
chromium@419741  65.2116  6.07794   12  good
chromium@419765  65.1258  6.22655   8   good
chromium@419771  64.218   7.76409   8   good
chromium@419773  63.0628  7.3175    5   good
chromium@419774  72.3897  0.321971  8   bad    <--
chromium@419777  72.3855  0.298158  8   bad
chromium@419788  70.1097  5.26423   12  bad

Bisect job ran on: android_nexus5_perf_bisect
Bug ID: 649986

Test Command: src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --also-run-disabled-tests smoothness.gpu_rasterization.tough_filters_cases
Test Metric: frame_times/http___letmespellitoutforyou.com_samples_svg_filter_terrain.svg
Relative Change: 15.94%
Score: 95.0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus5_perf_bisect/builds/4147
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9000579555273585408


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5806433809989632

| 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!

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