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Issue 797379 link

Starred by 6 users

Issue metadata

Status: Fixed
Owner:
Closed: Jan 2018
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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5021.4% regression in smoothness.tough_path_rendering_cases at 525820:525841

Project Member Reported by briander...@chromium.org, Dec 22 2017

Issue description

See the link to graphs below.
 
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Dec 22 2017

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=797379

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=0603315ffbee45fa6e8dcc5b5cafcaab3a79608a9c3ad46386ba66bfc00d67a1


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

android-webview-nexus6
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Dec 23 2017

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 : e442ea0666d7af6e564fc1eb2c31deb05ed54035
  Date   : Thu Dec 21 22:54:43 2017
  Subject: Reland "[PageLifecyle] Move the launch process state to Webkit/common"

Bisect Details
  Configuration: android_webview_nexus6_aosp_perf_bisect
  Benchmark    : smoothness.tough_path_rendering_cases
  Metric       : frame_times/GUIMark_Vector_Chart_Test
  Change       : 4844.24% | 20.1349451234 -> 995.52062963

Revision             Result                   N
chromium@525819      20.1349 +- 2.84696       6      good
chromium@525830      19.8783 +- 2.42478       6      good
chromium@525836      19.4355 +- 0.595101      6      good
chromium@525839      19.8206 +- 0.740899      6      good
chromium@525840      19.4115 +- 0.461774      6      good
chromium@525841      995.521 +- 2.92785       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=GUIMark.Vector.Chart.Test smoothness.tough_path_rendering_cases

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8959471909753868608


For feedback, file a bug with component Speed>Bisection
Project Member

Comment 4 by 42576172...@developer.gserviceaccount.com, Dec 23 2017

 Issue 797380  has been merged into this issue.
Project Member

Comment 5 by 42576172...@developer.gserviceaccount.com, Dec 23 2017

 Issue 797382  has been merged into this issue.
Project Member

Comment 6 by 42576172...@developer.gserviceaccount.com, Dec 23 2017

 Issue 797383  has been merged into this issue.
Project Member

Comment 7 by 42576172...@developer.gserviceaccount.com, Dec 27 2017

Cc: altimin@chromium.org
 Issue 797100  has been merged into this issue.
Project Member

Comment 8 by 42576172...@developer.gserviceaccount.com, Dec 29 2017

Cc: mlippautz@chromium.org
 Issue 797908  has been merged into this issue.
Cc: hablich@chromium.org
 Issue 798280  has been merged into this issue.
 Issue 798284  has been merged into this issue.
Cc: alexclarke@chromium.org
 Issue 798310  has been merged into this issue.
 Issue 798311  has been merged into this issue.
 Issue 798312  has been merged into this issue.
 Issue 798313  has been merged into this issue.
 Issue 798321  has been merged into this issue.
Issue 798382 has been merged into this issue.
Issue 798383 has been merged into this issue.
Issue 798391 has been merged into this issue.
Status: Fixed (was: Assigned)
CL reverted in https://chromium-review.googlesource.com/c/chromium/src/+/847653

Graphs have recovered, marking as fixed.
Cc: cblume@chromium.org
 Issue 798615  has been merged into this issue.

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