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Issue metadata

Status: Duplicate
Merged: issue 596475
Owner:
Last visit > 30 days ago
Closed: Mar 2016
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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36% regression in smoothness.gpu_rasterization.tough_filters_cases at 382096:382111

Project Member Reported by alexclarke@chromium.org, Mar 21 2016

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=596476

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgoI_FtQoM


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

chromium-rel-mac-retina
Project Member

Comment 2 by 42576172...@developer.gserviceaccount.com, Mar 21 2016

Mergedinto: 596475
Status: Duplicate (was: Assigned)

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


===== SUSPECTED CL(s) =====
Subject : Add CONTEXT_TYPE_OPENGLES2_PEPPER
Author  : ericrk
Commit description:
  
Adds a new context type for Pepper GL contexts. This allows us to
fine tune driver bug workarounds for pepper vs. non-pepper contexts.

Currently used to disable the Intel MSAA blacklist on pepper contexts,
as it should be up to the app whether to use MSAA.

BUG= 527565 
CQ_INCLUDE_TRYBOTS=tryserver.chromium.win:win_optional_gpu_tests_rel;tryserver.chromium.mac:mac_optional_gpu_tests_rel

Review URL: https://codereview.chromium.org/1781093002

Cr-Commit-Position: refs/heads/master@{#382097}
Commit  : d72af43d432d9def9ce591b7167c19b7b1581e30
Date    : Fri Mar 18 21:45:56 2016


===== TESTED REVISIONS =====
Revision                Mean Value  Std. Dev.   Num Values  Good?
chromium@382095         16.663782   0.008564    5           good
chromium@382096         16.672163   0.015846    5           good
chromium@382097         22.430473   0.356132    5           bad
chromium@382099         22.223665   0.34896     5           bad
chromium@382103         21.632832   0.254971    5           bad
chromium@382111         22.332363   0.521096    5           bad

Bisect job ran on: mac_retina_perf_bisect
Bug ID: 596476

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --also-run-disabled-tests smoothness.gpu_rasterization.tough_filters_cases
Test Metric: frame_times/http___static.bobdo.net_Analog_Clock.svg
Relative Change: 34.02%
Score: 99.9

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_retina_perf_bisect/builds/1218
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9017570250946122912


| 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 label Cr-Tests-AutoBisect.  Thank you!
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Mar 21 2016


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


===== SUSPECTED CL(s) =====
Subject : Add CONTEXT_TYPE_OPENGLES2_PEPPER
Author  : ericrk
Commit description:
  
Adds a new context type for Pepper GL contexts. This allows us to
fine tune driver bug workarounds for pepper vs. non-pepper contexts.

Currently used to disable the Intel MSAA blacklist on pepper contexts,
as it should be up to the app whether to use MSAA.

BUG= 527565 
CQ_INCLUDE_TRYBOTS=tryserver.chromium.win:win_optional_gpu_tests_rel;tryserver.chromium.mac:mac_optional_gpu_tests_rel

Review URL: https://codereview.chromium.org/1781093002

Cr-Commit-Position: refs/heads/master@{#382097}
Commit  : d72af43d432d9def9ce591b7167c19b7b1581e30
Date    : Fri Mar 18 21:45:56 2016


===== TESTED REVISIONS =====
Revision                Mean Value  Std. Dev.   Num Values  Good?
chromium@382095         16.724934   0.013604    5           good
chromium@382096         16.783155   0.038619    5           good
chromium@382097         43.9935     0.27236     5           bad
chromium@382099         43.454394   1.411183    5           bad
chromium@382103         43.408732   0.670883    5           bad
chromium@382111         43.101333   0.572974    5           bad
chromium@382128         41.785047   2.460996    5           bad

Bisect job ran on: mac_10_11_perf_bisect
Bug ID: 596476

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --also-run-disabled-tests smoothness.gpu_rasterization.tough_filters_cases
Test Metric: frame_times/http___static.bobdo.net_Analog_Clock.svg
Relative Change: 149.84%
Score: 99.9

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_10_11_perf_bisect/builds/546
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9017569614880749952


| 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 label Cr-Tests-AutoBisect.  Thank you!
Project Member

Comment 4 by 42576172...@developer.gserviceaccount.com, Mar 21 2016


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


===== SUSPECTED CL(s) =====
Subject : Add CONTEXT_TYPE_OPENGLES2_PEPPER
Author  : ericrk
Commit description:
  
Adds a new context type for Pepper GL contexts. This allows us to
fine tune driver bug workarounds for pepper vs. non-pepper contexts.

Currently used to disable the Intel MSAA blacklist on pepper contexts,
as it should be up to the app whether to use MSAA.

BUG= 527565 
CQ_INCLUDE_TRYBOTS=tryserver.chromium.win:win_optional_gpu_tests_rel;tryserver.chromium.mac:mac_optional_gpu_tests_rel

Review URL: https://codereview.chromium.org/1781093002

Cr-Commit-Position: refs/heads/master@{#382097}
Commit  : d72af43d432d9def9ce591b7167c19b7b1581e30
Date    : Fri Mar 18 21:45:56 2016


===== TESTED REVISIONS =====
Revision                Mean Value  Std. Dev.   Num Values  Good?
chromium@382095         16.665123   0.012657    5           good
chromium@382096         16.661616   0.002865    5           good
chromium@382097         22.349307   0.657939    5           bad
chromium@382099         22.104898   0.458924    5           bad
chromium@382103         21.520602   0.182455    5           bad
chromium@382111         21.904803   0.73263     5           bad

Bisect job ran on: mac_retina_perf_bisect
Bug ID: 596476

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --also-run-disabled-tests smoothness.gpu_rasterization.tough_filters_cases
Test Metric: frame_times/http___static.bobdo.net_Analog_Clock.svg
Relative Change: 31.44%
Score: 99.9

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_retina_perf_bisect/builds/1219
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9017570029788366720


| 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 label Cr-Tests-AutoBisect.  Thank you!

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