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Issue 713104 link

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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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17.9% regression in smoothness.tough_path_rendering_cases at 464804:464852

Project Member Reported by alexclarke@chromium.org, Apr 19 2017

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=713104

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDggrLo9AgM


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

android-nexus5X
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Apr 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_nexus5X_perf_bisect
  Benchmark    : smoothness.tough_path_rendering_cases
  Metric       : frame_times/https___testdrive-archive.azurewebsites.net_performance_chalkboard_
  Change       : 21.53% | 121.367455563 -> 147.499563752

Suspected Commit Range
  6 commits in range
  https://chromium.googlesource.com/chromium/src/+log/82420bd8c2e4a0073bba2b0b6aed5c832d8b914f..e49d70a44bf12043cc781390f7fc53ce7b4ac807


Revision             Result                  N
chromium@464803      121.367 +- 119.448      14       good
chromium@464804      ---                     ---      build failure
chromium@464805      ---                     ---      build failure
chromium@464806      ---                     ---      build failure
chromium@464807      ---                     ---      build failure
chromium@464808      ---                     ---      build failure
chromium@464809      135.345 +- 133.174      14       bad
chromium@464810      136.819 +- 133.289      14       bad
chromium@464816      141.491 +- 127.58       14       bad
chromium@464828      145.918 +- 96.9591      9        bad
chromium@464852      147.5 +- 100.504        9        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...testdrive.archive.azurewebsites.net.performance.chalkboard. smoothness.tough_path_rendering_cases

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8981888225059651968

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5801557943123968


| 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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