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Issue 713089 link

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



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9.4%-32.5% regression in loading.mobile at 464219:464719

Project Member Reported by alexclarke@chromium.org, Apr 19 2017 
See the link to graphs below.
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Apr 20 2017 


=== BISECT JOB RESULTS ===
Bisect was unable to run to completion

Please try rerunning the bisect.


If failures persist contact the team (see below) and report the error.


Bisect Details
  Configuration: android_nexus5_perf_bisect
  Benchmark    : loading.mobile
  Metric       : timeToFirstMeaningfulPaint_avg/Regular-3G/https___m.facebook.com_?soft_messages

Revision             Result                  N
chromium@464218      7839.94 +- 1038.54      14      good
chromium@464719      8622.01 +- 2881.72      14      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=https...m.facebook.com..soft.messages loading.mobile

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8981888453101278576

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5331785895903232


| 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!

Comment 5 by sullivan@chromium.org, Apr 20 2017

Cc: simonhatch@chromium.org
Simon, looks like this bisect took over 24 hours to run. Is there a narrower range we could re-run?

Comment 6 by simonhatch@chromium.org, Apr 20 2017 

Not that I can see, it couldn't get past the initial gathering revisions, the metric "_avg" is missing from the other runs.
Project Member

Comment 7 by 42576172...@developer.gserviceaccount.com, Apr 21 2017 


=== BISECT JOB RESULTS ===
Bisect was unable to run to completion

Please try rerunning the bisect.


If failures persist contact the team (see below) and report the error.


Bisect Details
  Configuration: android_nexus5_perf_bisect
  Benchmark    : loading.mobile
  Metric       : timeToFirstMeaningfulPaint_avg/Regular-3G/https___m.facebook.com_?soft_messages

Revision             Result                  N
chromium@464218      14472.7 +- 230.904      14      good
chromium@464719      14298.4 +- 287.42       14      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=https...m.facebook.com..soft.messages loading.mobile

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8981797175063432032

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5331785895903232


| 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, Apr 22 2017 


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

Bisect Details
  Configuration: android_one_perf_bisect
  Benchmark    : loading.mobile
  Metric       : timeToFirstMeaningfulPaint_avg/Regular-3G/http___enquiry.indianrail.gov.in_mntes_MntesServlet?action_MainMenu_subAction_excep_excpType_EC

Revision             Result                  N
chromium@464709      6863.45 +- 1869.78      21      good
chromium@464719      6741.35 +- 446.028      21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...enquiry.indianrail.gov.in.mntes.MntesServlet.action.MainMenu.subAction.excep.excpType.EC loading.mobile

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8981602559187362304

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5331785895903232


| 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 11 by 42576172...@developer.gserviceaccount.com, Apr 29 2017 


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

Bisect Details
  Configuration: android_one_perf_bisect
  Benchmark    : loading.mobile
  Metric       : timeToFirstMeaningfulPaint_avg/Regular-3G/http___www.slideshare.net

Revision             Result                  N
chromium@464709      6863.45 +- 1869.78      21      good
chromium@464719      6741.35 +- 446.028      21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...www.slideshare.net loading.mobile

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8980960550390345536

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5331785895903232


| 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!

Comment 12 by benhenry@chromium.org, Jul 27 2017

Status: WontFix (was: Untriaged)
This alert was found before M-60 branched. Closing as WontFix as this is believed to either be invalid or non-reproducible.
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