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Issue 732316 link

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Issue metadata

Status: Duplicate
Merged: issue 729224
Owner: ----
Closed: Jun 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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3%-8.4% regression in smoothness.gpu_rasterization.tough_filters_cases at 476249:476410

Project Member Reported by alexclarke@chromium.org, Jun 12 2017

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=732316

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgloWFlAsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgprSDugkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxonj1woM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgprqYlQgM


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

android-nexus5
chromium-rel-win10
chromium-rel-win7-gpu-ati
chromium-rel-win7-gpu-intel
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Jun 12 2017

Mergedinto: 729224
Status: Duplicate (was: Untriaged)

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

Suspected Commit
  Author : Robert Phillips
  Commit : 8bf1f9ffcf4b0168a1a05399eb0ed4e5e04eab80
  Date   : Wed May 31 23:12:39 2017
  Subject: Disable deferred proxies for M60 branch

Bisect Details
  Configuration: android_nexus5_perf_bisect
  Benchmark    : smoothness.gpu_rasterization.tough_filters_cases
  Metric       : frame_times/http___letmespellitoutforyou.com_samples_svg_filter_terrain.svg
  Change       : 7.73% | 55.2273885132 -> 59.4961414015

Revision                             Result                   N
chromium@476265                      55.2274 +- 0.104942      6      good
chromium@476284                      55.1682 +- 0.211029      6      good
chromium@476286                      55.0571 +- 0.293887      6      good
chromium@476286,skia@8bf1f9ffcf      59.3129 +- 0.117317      6      bad       <--
chromium@476286,skia@823103384c      61.2318 +- 11.6071       6      bad
chromium@476286,skia@c5a073d031      61.8109 +- 13.1995       6      bad
chromium@476287                      60.0147 +- 1.46291       6      bad
chromium@476289                      60.6876 +- 2.22276       6      bad
chromium@476293                      59.3488 +- 0.117487      6      bad
chromium@476302                      58.9957 +- 1.355         6      bad
chromium@476338                      59.4058 +- 0.186143      6      bad
chromium@476410                      59.4961 +- 0.123718      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...letmespellitoutforyou.com.samples.svg.filter.terrain.svg smoothness.gpu_rasterization.tough_filters_cases

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8977001667946110880

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=4958927545958400


| 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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