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Issue 747538 link

Starred by 1 user
Status: Duplicate
Merged: issue 747523
Owner:
█ hubbe@chromium.org
Last visit > 30 days ago
Closed: Jul 2017
Cc:
█ hubbe@google.com
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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A zero-to-nonzero to 102064.7% regression in media.tough_video_cases_tbmv2 at 488142:488194

Project Member Reported by hubbe@google.com, Jul 21 2017 
See the link to graphs below.
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Jul 21 2017 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=747538

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=cf3e91483d4566cbe0a9f25e8bb0587d9e4c916a3c21f9cd6946e90c91230c76


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

chromium-rel-win7-gpu-intel
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Jul 21 2017 


=== BISECT JOB RESULTS ===
NO Perf regression found

Bisect Details
  Configuration: winx64intel_perf_bisect
  Benchmark    : media.tough_video_cases_tbmv2
  Metric       : memory:chrome:all_processes:reported_by_chrome:sharedbitmap:effective_size_avg/video.html?src_tulip2.mp3_type_audio

Revision             Result          N
chromium@488141      0.0 +- 0.0      1      good
chromium@488194      0.0 +- 0.0      1      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=video.html.src.tulip2.mp3.type.audio media.tough_video_cases_tbmv2

More information on addressing performance regressions:
  http://g.co/ChromePerformanceRegressions

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8973432651897152624


For feedback, file a bug with component Speed>Bisection
Project Member

Comment 4 by sheriffbot@chromium.org, Jul 24 2017

Labels: Hotlist-Google
Project Member

Comment 9 by 42576172...@developer.gserviceaccount.com, Jul 27 2017

Mergedinto: 747523
Status: Duplicate (was: Assigned)

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

Suspected Commit
  Author : Hajime Hoshi
  Commit : 52448951331fb305cd6342b4fc84542dc4d60d62
  Date   : Thu Jul 20 09:30:57 2017
  Subject: Enable new ownership edges for base::SharedMemory

Bisect Details
  Configuration: winx64intel_perf_bisect
  Benchmark    : media.tough_video_cases_tbmv2
  Metric       : memory:chrome:browser_process:reported_by_chrome:sharedbitmap:effective_size_avg/video.html?src_garden2_10s.webm_seek

Revision             Result               N
chromium@488141      3520.0 +- 0.0        6      good
chromium@488168      3520.0 +- 0.0        6      good
chromium@488172      3520.0 +- 0.0        6      good
chromium@488173      3520.0 +- 0.0        6      good
chromium@488174      38348800 +- 0.0      6      bad       <--
chromium@488175      38348800 +- 0.0      6      bad
chromium@488181      38348800 +- 0.0      6      bad
chromium@488194      38348800 +- 0.0      6      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=video.html.src.garden2.10s.webm.seek media.tough_video_cases_tbmv2

More information on addressing performance regressions:
  http://g.co/ChromePerformanceRegressions

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8972875975668870976


For feedback, file a bug with component Speed>Bisection
Project Member

Comment 10 by 42576172...@developer.gserviceaccount.com, Jul 28 2017 


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

Suspected Commit
  Author : Hajime Hoshi
  Commit : 52448951331fb305cd6342b4fc84542dc4d60d62
  Date   : Thu Jul 20 09:30:57 2017
  Subject: Enable new ownership edges for base::SharedMemory

Bisect Details
  Configuration: winx64intel_perf_bisect
  Benchmark    : media.tough_video_cases_tbmv2
  Metric       : memory:chrome:all_processes:reported_by_chrome:sharedbitmap:effective_size_avg/video.html?src_tulip2.vp9.webm_seek
  Change       : 131398.04% | 4352.0 -> 5722794.66667

Revision             Result                 N
chromium@488141      4352.0 +- 0.0          6      good
chromium@488168      4352.0 +- 0.0          6      good
chromium@488172      4352.0 +- 0.0          6      good
chromium@488173      4352.0 +- 0.0          6      good
chromium@488174      5580800 +- 240795      6      bad       <--
chromium@488175      5679104 +- 0.0         6      bad
chromium@488181      5679104 +- 0.0         6      bad
chromium@488194      5722795 +- 239304      6      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=video.html.src.tulip2.vp9.webm.seek media.tough_video_cases_tbmv2

More information on addressing performance regressions:
  http://g.co/ChromePerformanceRegressions

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8972875969882947680


For feedback, file a bug with component Speed>Bisection
Project Member

Comment 11 by 42576172...@developer.gserviceaccount.com, Jul 28 2017 


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

Suspected Commit
  Author : Hajime Hoshi
  Commit : 52448951331fb305cd6342b4fc84542dc4d60d62
  Date   : Thu Jul 20 09:30:57 2017
  Subject: Enable new ownership edges for base::SharedMemory

Bisect Details
  Configuration: winx64intel_perf_bisect
  Benchmark    : media.tough_video_cases_tbmv2
  Metric       : memory:chrome:all_processes:reported_by_chrome:sharedbitmap:effective_size_avg/video.html?src_tulip2.mp4_seek
  Change       : 126158.82% | 4352.0 -> 5494784.0

Revision             Result                 N
chromium@488141      4352.0 +- 0.0          6      good
chromium@488168      4352.0 +- 0.0          6      good
chromium@488172      4352.0 +- 0.0          6      good
chromium@488173      4352.0 +- 0.0          6      good
chromium@488174      5462016 +- 179478      6      bad       <--
chromium@488175      5494784 +- 0.0         6      bad
chromium@488181      5494784 +- 0.0         6      bad
chromium@488194      5494784 +- 0.0         6      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=video.html.src.tulip2.mp4.seek media.tough_video_cases_tbmv2

More information on addressing performance regressions:
  http://g.co/ChromePerformanceRegressions

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8972875965750394032


For feedback, file a bug with component Speed>Bisection
Project Member

Comment 12 by 42576172...@developer.gserviceaccount.com, Jul 28 2017 


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

Suspected Commit
  Author : Hajime Hoshi
  Commit : 52448951331fb305cd6342b4fc84542dc4d60d62
  Date   : Thu Jul 20 09:30:57 2017
  Subject: Enable new ownership edges for base::SharedMemory

Bisect Details
  Configuration: win_8_perf_bisect
  Benchmark    : media.tough_video_cases_tbmv2
  Metric       : memory:chrome:all_processes:reported_by_chrome:sharedbitmap:effective_size_avg/video.html?src_tulip2.ogg_type_audio

Revision             Result             N
chromium@488098      0.0 +- 0.0         6      good
chromium@488142      0.0 +- 0.0         6      good
chromium@488164      0.0 +- 0.0         6      good
chromium@488170      0.0 +- 0.0         6      good
chromium@488173      0.0 +- 0.0         6      good
chromium@488174      524288 +- 0.0      6      bad       <--
chromium@488175      524288 +- 0.0      6      bad
chromium@488186      524288 +- 0.0      6      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=video.html.src.tulip2.ogg.type.audio media.tough_video_cases_tbmv2

More information on addressing performance regressions:
  http://g.co/ChromePerformanceRegressions

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8972875958808677600


For feedback, file a bug with component Speed>Bisection
►

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