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Issue 724108 link

Starred by 2 users
Status: WontFix
Owner: ----
Closed: Jul 2017
Cc:
tdres...@chromium.org
bashi@chromium.org
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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17.8% regression in page_cycler_v2.intl_es_fr_pt-BR at 471259:471298

Project Member Reported by tdres...@chromium.org, May 18 2017 
See the link to graphs below.

Comment 1 by tdres...@chromium.org, May 18 2017 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=724108

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg6p2ltAkM


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

win-high-dpi
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, May 18 2017 


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

Bisect Details
  Configuration: winx64_high_dpi_perf_bisect
  Benchmark    : page_cycler_v2.intl_es_fr_pt-BR
  Metric       : timeToFirstContentfulPaint_avg/pcv1-warm/http___www.orange.fr_

Revision             Result                  N
chromium@471258      70.5727 +- 20.2319      21      good
chromium@471298      70.7281 +- 29.5352      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=http...www.orange.fr. page_cycler_v2.intl_es_fr_pt-BR

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8979248331293506240

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5212981178138624


| 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 5 by 42576172...@developer.gserviceaccount.com, May 18 2017 


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

Bisect Details
  Configuration: winx64_high_dpi_perf_bisect
  Benchmark    : page_cycler_v2.intl_es_fr_pt-BR
  Metric       : timeToFirstContentfulPaint_avg/pcv1-warm/http___www.orange.fr_

Revision             Result                  N
chromium@471258      70.9146 +- 23.3879      21      good
chromium@471298      72.0862 +- 34.2224      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=http...www.orange.fr. page_cycler_v2.intl_es_fr_pt-BR

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8979239068287079072

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5212981178138624


| 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 19 2017 


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

Bisect Details
  Configuration: winx64_high_dpi_perf_bisect
  Benchmark    : page_cycler_v2.intl_es_fr_pt-BR
  Metric       : timeToFirstMeaningfulPaint_avg/pcv1-cold/http___www.ebay.es_sch_i.html?_sacat_382__trkparms_clkid%3D6548971389060485883__qi_RTM1381637

Revision             Result                  N
chromium@471258      891.154 +- 131.031      21      good
chromium@471298      891.577 +- 71.1036      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=http...www.ebay.es.sch.i.html..sacat.382..trkparms.clkid.3D6548971389060485883..qi.RTM1381637 page_cycler_v2.intl_es_fr_pt-BR

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8979165908305877936

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5772828084797440


| 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 19 2017

Cc: bashi@chromium.org
Owner: bashi@chromium.org

=== Auto-CCing suspected CL author bashi@chromium.org ===

Hi bashi@chromium.org, the bisect results pointed to your CL, please take a look at the
results.


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

Suspected Commit
  Author : bashi
  Commit : c5106fdfb45ca1c85f5018dfbf0989d3c97db323
  Date   : Fri May 12 09:38:32 2017
  Subject: memory coordinator: Introduce MemoryCoordinatorImpl::Policy

Bisect Details
  Configuration: winx64_high_dpi_perf_bisect
  Benchmark    : page_cycler_v2.intl_es_fr_pt-BR
  Metric       : timeToFirstMeaningfulPaint_avg/pcv1-cold/http___www.ebay.es_sch_i.html?_sacat_382__trkparms_clkid%3D6548971389060485883__qi_RTM1381637
  Change       : 3.74% | 931.961928574 -> 897.082285714

Revision             Result                  N
chromium@471258      931.962 +- 198.048      14      good
chromium@471259      939.101 +- 187.054      14      good
chromium@471260      889.958 +- 29.1517      9       bad       <--
chromium@471261      893.353 +- 119.958      21      bad
chromium@471263      901.447 +- 89.4201      14      bad
chromium@471268      902.728 +- 88.5844      9       bad
chromium@471278      888.215 +- 37.0265      6       bad
chromium@471298      897.082 +- 45.6223      14      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.ebay.es.sch.i.html..sacat.382..trkparms.clkid.3D6548971389060485883..qi.RTM1381637 page_cycler_v2.intl_es_fr_pt-BR

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8979159793458874144

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5772828084797440


| 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 11 by sullivan@chromium.org, May 19 2017

Owner: ----
Something is weird here, the bisect actually found in *improvement* from bashi's change. I kicked off a bisect on a different bot.
Project Member

Comment 12 by 42576172...@developer.gserviceaccount.com, May 19 2017 


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

Bisect Details
  Configuration: winx64ati_perf_bisect
  Benchmark    : page_cycler_v2.intl_ko_th_vi
  Metric       : timeToFirstMeaningfulPaint_avg/pcv1-warm/http___kenh14.vn_home.chn

Revision             Result                  N
chromium@471247      401.373 +- 51.4678      21      good
chromium@471290      416.507 +- 374.745      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=http...kenh14.vn.home.chn page_cycler_v2.intl_ko_th_vi

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8979146662468444848

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5340330246799360


| 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 14 by dpranke@chromium.org, May 19 2017 

Issue 724266 has been merged into this issue.
Project Member

Comment 15 by 42576172...@developer.gserviceaccount.com, May 19 2017 


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

Bisect Details
  Configuration: winx64ati_perf_bisect
  Benchmark    : page_cycler_v2.intl_ko_th_vi
  Metric       : timeToFirstMeaningfulPaint_avg/pcv1-warm/http___kenh14.vn_home.chn

Revision             Result                  N
chromium@471247      424.302 +- 423.764      21      good
chromium@471290      403.415 +- 36.4033      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=http...kenh14.vn.home.chn page_cycler_v2.intl_ko_th_vi

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8979140918234991792

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5340330246799360


| 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 16 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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