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Issue 783632 link

Starred by 1 user
Status: Duplicate
Merged: issue 783621
Owner: ----
Closed: Nov 2017
Cc:
█ alexclarke@chromium.org
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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60.1% regression in system_health.common_mobile at 515130:515164

Project Member Reported by alexclarke@chromium.org, Nov 10 2017 
See the link to graphs below.
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Nov 10 2017 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=783632

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=ea3dafaf3eb763270f39d70cf9f3c0ae7e77e3c1c780cb34ad2c0ef4882c4b85


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

android-webview-nexus6
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Nov 10 2017 


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

Bisect Details
  Configuration: android_webview_nexus6_aosp_perf_bisect
  Benchmark    : system_health.common_mobile
  Metric       : total:500ms_window:renderer_eqt_max/load_search/load_search_ebay

Revision             Result                  N
chromium@515129      123.722 +- 41.1368      21      good
chromium@515164      122.34 +- 28.6748       21      bad

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=load.search.ebay system_health.common_mobile

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8963323479288885600


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

Comment 7 by 42576172...@developer.gserviceaccount.com, Nov 11 2017

Mergedinto: 783621
Status: Duplicate (was: Untriaged)

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

Suspected Commit
  Author : Kouhei Ueno
  Commit : e1cfaee91ad08478fbd956fcd73d570032702397
  Date   : Thu Nov 09 08:23:01 2017
  Subject: Revert "Make script cache hits async"

Bisect Details
  Configuration: android_webview_nexus6_aosp_perf_bisect
  Benchmark    : system_health.common_mobile
  Metric       : total:500ms_window:renderer_eqt_max/load_search/load_search_ebay
  Change       : 62.01% | 78.0681127923 -> 126.47804802

Revision             Result                  N
chromium@515100      78.0681 +- 4.79206      6      good
chromium@515116      75.4075 +- 8.85279      6      good
chromium@515120      75.991 +- 6.43664       6      good
chromium@515121      125.508 +- 12.9006      6      bad       <--
chromium@515122      118.262 +- 14.7162      6      bad
chromium@515124      123.738 +- 16.5378      6      bad
chromium@515132      119.359 +- 10.7344      6      bad
chromium@515164      126.478 +- 9.05221      6      bad

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=load.search.ebay system_health.common_mobile

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8963296545540534176


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

Comment 8 by 42576172...@developer.gserviceaccount.com, Nov 12 2017 


=== BISECT JOB RESULTS ===
NO Perf regression found, tests failed to produce values

Bisect Details
  Configuration: android_webview_arm64_aosp_perf_bisect
  Benchmark    : system_health.common_mobile
  Metric       : total:500ms_window:renderer_eqt_max/browse_news/browse_news_cnn


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=browse.news.cnn system_health.common_mobile

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8963296535700418608


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

Comment 9 by 42576172...@developer.gserviceaccount.com, Nov 12 2017 


=== BISECT JOB RESULTS ===
NO Perf regression found, tests failed to produce values

Bisect Details
  Configuration: android_webview_arm64_aosp_perf_bisect
  Benchmark    : system_health.common_mobile
  Metric       : total:500ms_window:renderer_eqt_max/browse_social/browse_social_instagram


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=browse.social.instagram system_health.common_mobile

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8963296521674891456


For feedback, file a bug with component Speed>Bisection
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