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Issue metadata

Status: WontFix
Owner: ----
Closed: Jul 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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14.4%-47.8% regression in page_cycler_v2.intl_ko_th_vi at 472432:472450

Project Member Reported by tdres...@chromium.org, May 18 2017

Issue description

See the link to graphs below.
 
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, May 19 2017


=== BISECT JOB RESULTS ===
Perf regression found but unable to narrow commit range

Build failures prevented the bisect from narrowing the range further.


Bisect Details
  Configuration: android_webview_nexus6_aosp_perf_bisect
  Benchmark    : page_cycler_v2.intl_hi_ru
  Metric       : timeToFirstContentfulPaint_avg/pcv1-cold/http___narod.yandex.ru_
  Change       : 13.03% | 646.7025 -> 588.031071429

Suspected Commit Range
  2 commits in range
  https://chromium.googlesource.com/chromium/src/+log/8ac159105b78c8987a16faa4113d18b37682566b..0c8192df7c59edb4b33963f94ee538000d36302d


Revision                                 Result                  N
chromium@472437                          646.703 +- 170.867      14       good
chromium@472437,catapult@74f5405623      ---                     ---      build failure
chromium@472438                          592.891 +- 288.858      14       bad
chromium@472448                          604.097 +- 173.386      14       bad
chromium@472450                          588.031 +- 277.828      14       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=http...narod.yandex.ru. page_cycler_v2.intl_hi_ru

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8979248477095957440

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6289921142161408


| 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!
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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