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Issue 760156 link

Starred by 1 user
Status: WontFix
Owner: ----
Closed: Oct 2017
Cc:
█ pmeenan@chromium.org
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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34.9%-45% regression in system_health.common_desktop at 495544:495706

Project Member Reported by pmeenan@chromium.org, Aug 29 2017 
See the link to graphs below.
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Aug 29 2017 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=760156

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=2c21aa9c8a11a3af40982392e4c85ed60b7dc6b97435d5e013a64ef712ce55dc


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

chromium-rel-win10
chromium-rel-win7-gpu-nvidia
chromium-rel-win7-x64-dual
chromium-rel-win8-dual
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Aug 29 2017 


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

Bisect Details
  Configuration: winx64_10_perf_bisect
  Benchmark    : system_health.common_desktop
  Metric       : timeToFirstMeaningfulPaint_avg/browse_news/browse_news_cnn

Revision             Result                  N
chromium@495543      1600.39 +- 3690.19      21      good
chromium@495654      1668.18 +- 3884.32      21      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=browse.news.cnn system_health.common_desktop

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8969912435097211664


For feedback, file a bug with component Speed>Bisection

Comment 6 by sullivan@chromium.org, Oct 9 2017 

kicked off a few more bisects on different devices.
Project Member

Comment 7 by 42576172...@developer.gserviceaccount.com, Oct 9 2017 


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

Bisect Details
  Configuration: winx64nvidia_perf_bisect
  Benchmark    : system_health.common_desktop
  Metric       : timeToFirstMeaningfulPaint_avg/browse_news/browse_news_cnn

Revision             Result                  N
chromium@495579      1423.15 +- 1100.61      21      good
chromium@495706      1440.76 +- 877.88       21      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=browse.news.cnn system_health.common_desktop

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8966179792758348896


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

Comment 8 by 42576172...@developer.gserviceaccount.com, Oct 10 2017 


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

Bisect Details
  Configuration: win_8_perf_bisect
  Benchmark    : system_health.common_desktop
  Metric       : timeToFirstMeaningfulPaint_avg/browse_news/browse_news_cnn

Revision             Result                  N
chromium@495544      1500.73 +- 1211.46      21      good
chromium@495647      1508.4 +- 1205.06       21      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=browse.news.cnn system_health.common_desktop

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8966179799346799328


For feedback, file a bug with component Speed>Bisection

Comment 9 by sullivan@chromium.org, Oct 10 2017

Status: WontFix (was: Untriaged)
bisect can't repro.
►

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