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Issue metadata

Status: Duplicate
Merged: issue 717400
Owner:
Closed: May 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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35.8%-175.8% regression in v8.runtimestats.browsing_mobile at 467934:468003

Project Member Reported by ulan@google.com, May 2 2017

Issue description

See the link to graphs below.
 
Mergedinto: 717400
Status: Duplicate (was: Assigned)

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

Suspected Commit
  Author : nednguyen
  Commit : e80a730b1b1b43ec5fa205dd99e5f00693173f4c
  Date   : Fri Apr 28 09:26:12 2017
  Subject: [Telemetry] Switch Android platform to no longer uses test ca

Bisect Details
  Configuration: android_one_perf_bisect
  Benchmark    : v8.runtimestats.browsing_mobile
  Metric       : v8-gc-full-mark-compactor_sum/browse_news/browse_news_washingtonpost
  Change       : 151.32% | 46.8073333333 -> 117.638166667

Revision                                 Result                  N
chromium@467933                          46.8073 +- 39.0583      6      good
chromium@467948                          54.4658 +- 46.3636      6      good
chromium@467952                          39.4065 +- 3.18412      6      good
chromium@467953                          40.1602 +- 5.76048      6      good
chromium@467953,catapult@e80a730b1b      137.116 +- 68.0251      6      bad       <--
chromium@467954                          144.784 +- 62.9451      6      bad
chromium@467956                          136.701 +- 59.3771      6      bad
chromium@467963                          134.626 +- 81.4306      6      bad
chromium@467992                          117.638 +- 37.3481      6      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=browse.news.washingtonpost v8.runtimestats.browsing_mobile

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8980691777594349344

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5835343598714880


| 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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