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Issue 713090 link

Starred by 1 user
Status: Duplicate
Merged: issue 713576
Owner: ----
Closed: Apr 2017
Cc:
█ alexclarke@chromium.org
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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102.8% regression in smoothness.gpu_rasterization.tough_filters_cases at 465179:465196

Project Member Reported by alexclarke@chromium.org, Apr 19 2017 
See the link to graphs below.

Comment 1 by alexclarke@chromium.org, Apr 19 2017 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=713090

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgwt_RogoM


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

android-webview-nexus6
Project Member

Comment 4 by 42576172...@developer.gserviceaccount.com, Apr 22 2017 


=== BISECT JOB RESULTS ===
Bisect failed for unknown reasons

Please contact the team (see below) and report the error.


Bisect Details
  Configuration: android_webview_nexus6_aosp_perf_bisect
  Benchmark    : smoothness.gpu_rasterization.tough_filters_cases
  Metric       : frame_times/http___static.bobdo.net_Analog_Clock.svg


To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-webview --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...static.bobdo.net.Analog.Clock.svg smoothness.gpu_rasterization.tough_filters_cases

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8981705055914579440

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5776192604471296


| 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 Speed>Bisection.  Thank you!
Project Member

Comment 6 by 42576172...@developer.gserviceaccount.com, Apr 23 2017

Mergedinto: 713576
Status: Duplicate (was: Untriaged)

=== BISECT JOB RESULTS ===
Perf regression found with culprit

Suspected Commit
  Author : hidehiko
  Commit : ddefb10bee663f8d240c999309f37cc2f96d2e92
  Date   : Tue Apr 18 11:14:53 2017
  Subject: Revert of Back PaintRecord with PaintOpBuffer instead of SkPicture (patchset #42 id:810001 of https://codereview.chromium.org/2768143002/ )

Bisect Details
  Configuration: android_nexus5X_perf_bisect
  Benchmark    : smoothness.gpu_rasterization.tough_filters_cases
  Metric       : frame_times/http___static.bobdo.net_Analog_Clock.svg
  Change       : 69.43% | 45.3174502731 -> 76.7812958496

Revision             Result                  N
chromium@465172      45.3175 +- 12.3206      6      good
chromium@465186      56.4509 +- 22.3737      6      good
chromium@465193      57.6347 +- 22.3495      6      good
chromium@465195      58.2231 +- 19.4781      6      good
chromium@465196      77.0917 +- 1.70531      6      bad       <--
chromium@465197      78.4957 +- 1.97154      6      bad
chromium@465200      76.7813 +- 2.50632      6      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...static.bobdo.net.Analog.Clock.svg smoothness.gpu_rasterization.tough_filters_cases

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8981542166023023520

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5776192604471296


| 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 Speed>Bisection.  Thank you!
►

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