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Issue 721077 link

Starred by 1 user
Status: Duplicate
Owner: ----
Closed: May 2017
Cc:
sullivan@chromium.org
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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32.7%-278.8% regression in system_health.common_mobile at 470449:470494

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

Comment 3 by 42576172...@developer.gserviceaccount.com, May 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       : timeToFirstContentfulPaint_avg/browse_shopping/browse_shopping_amazon


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.shopping.amazon system_health.common_mobile

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8979945131195079536

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5819868479225856


| 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!
Project Member

Comment 7 by 42576172...@developer.gserviceaccount.com, May 12 2017

Mergedinto: 721238
Status: Duplicate (was: Untriaged)

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

Suspected Commit
  Author : yhirano
  Commit : 91088a195969f5af61f404c9f02edc622cbe373a
  Date   : Wed May 10 05:49:31 2017
  Subject: Add Field Trial Testing Configuration for MojoLoading

Bisect Details
  Configuration: mac_pro_perf_bisect
  Benchmark    : page_cycler_v2.intl_ar_fa_he
  Metric       : timeToFirstMeaningfulPaint_avg/pcv1-warm/http___www.aljayyash.net_
  Change       : 45.59% | 106.134 -> 154.5165

Revision             Result                  N
chromium@470446      106.134 +- 5.00745      6      good
chromium@470484      106.448 +- 10.9493      6      good
chromium@470489      106.463 +- 8.84759      6      good
chromium@470490      155.704 +- 11.6857      6      bad       <--
chromium@470491      158.883 +- 34.5186      6      bad
chromium@470492      153.901 +- 8.25845      6      bad
chromium@470494      152.767 +- 4.03679      6      bad
chromium@470503      150.228 +- 7.23649      6      bad
chromium@470521      154.516 +- 10.4212      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=http...www.aljayyash.net. page_cycler_v2.intl_ar_fa_he

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8979790090703577792

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6373666327101440


| 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!
Project Member

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


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

Suspected Commit
  Author : yhirano
  Commit : 91088a195969f5af61f404c9f02edc622cbe373a
  Date   : Wed May 10 05:49:31 2017
  Subject: Add Field Trial Testing Configuration for MojoLoading

Bisect Details
  Configuration: winx64_high_dpi_perf_bisect
  Benchmark    : page_cycler_v2.intl_ar_fa_he
  Metric       : timeToFirstMeaningfulPaint_avg/pcv1-warm/http___www.aljayyash.net_
  Change       : 36.75% | 210.139333328 -> 287.355500003

Revision             Result                  N
chromium@470444      210.139 +- 30.5079      6      good
chromium@470471      205.387 +- 12.1818      6      good
chromium@470484      221.035 +- 35.6483      6      good
chromium@470488      213.93 +- 19.6321       6      good
chromium@470489      214.266 +- 22.1896      6      good
chromium@470490      289.735 +- 32.7454      6      bad       <--
chromium@470491      293.29 +- 32.9039       6      bad
chromium@470497      287.356 +- 18.5591      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=http...www.aljayyash.net. page_cycler_v2.intl_ar_fa_he

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8979790100761253568

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5046031001059328


| 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!
Project Member

Comment 9 by 42576172...@developer.gserviceaccount.com, May 13 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       : timeToFirstContentfulPaint_avg/browse_shopping/browse_shopping_amazon


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.shopping.amazon system_health.common_mobile

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8979790199991550400

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5819868479225856


| 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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