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Issue metadata

Status: Duplicate
Merged: issue 797379
Owner:
Closed: Jan 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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5.3%-1494.9% regression in speedometer2 at 525532:525628

Project Member Reported by hablich@chromium.org, Jan 2 2018

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=798284

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=4c4a825f09b8bc3d2da4a627f07b04f44d0d09a2ad5134ec790b725104917f85


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

android-webview-nexus5X
chromium-rel-mac11
Cc: fmea...@chromium.org
Owner: fmea...@chromium.org
Status: Assigned (was: Untriaged)

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

Hi fmeawad@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 : Fadi Meawad
  Commit : 99a51fcacaad639093357727542fb1ef7c376a25
  Date   : Thu Dec 21 02:10:15 2017
  Subject: [PageLifecyle] Move the launch process state to Webkit/common

Bisect Details
  Configuration: android_webview_arm64_aosp_perf_bisect
  Benchmark    : speedometer2
  Metric       : Preact-TodoMVC/Speedometer2
  Change       : 1507.38% | 186.563611111 -> 2998.79444444

Revision             Result                   N
chromium@525531      186.564 +- 1.94323       6      good
chromium@525559      188.666 +- 8.86173       6      good
chromium@525561      189.208 +- 7.66002       6      good
chromium@525562      189.34 +- 17.1876        6      good
chromium@525563      3000.17 +- 0.918213      6      bad       <--
chromium@525566      2999.79 +- 2.74604       6      bad
chromium@525573      2999.83 +- 4.34067       6      bad
chromium@525587      2998.79 +- 3.03029       6      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=Speedometer2 speedometer2

More information on addressing performance regressions:
  http://g.co/ChromePerformanceRegressions

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8958522542654871488


For feedback, file a bug with component Speed>Bisection
Mergedinto: 797379
Status: Duplicate (was: Assigned)

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