New issue
Advanced search Search tips
Note: Color blocks (like or ) mean that a user may not be available. Tooltip shows the reason.

Issue 759726 link

Starred by 1 user

Issue metadata

Status: Duplicate
Merged: issue 758277
Owner: ----
Closed: Aug 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: Android
Pri: 2
Type: Bug-Regression



Sign in to add a comment

69.9% regression in power.typical_10_mobile at 495229:495360

Project Member Reported by kraynov@chromium.org, Aug 28 2017

Issue description

See the link to graphs below.
 
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Aug 28 2017

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=759726

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=5dacad4d59a3a286c70b350406a4607680f12c9d436276e0427ac6f3be185b8b


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

android-nexus5X
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Aug 29 2017

Mergedinto: 758277
Status: Duplicate (was: Untriaged)

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

Suspected Commit
  Author : Charles Harrison
  Commit : 007abddf6ad7f7d3f1491217119e3e7166faaace
  Date   : Thu Aug 17 21:39:49 2017
  Subject: Testing config: doc.write blocking change on slow connections only

Bisect Details
  Configuration: android_nexus5X_perf_bisect
  Benchmark    : power.typical_10_mobile
  Metric       : application_energy_consumption_mwh/application_energy_consumption_mwh
  Change       : 54.20% | 1.53553381033 -> 2.36784908833

Revision             Result                   N
chromium@495228      1.53553 +- 0.270486      6      good
chromium@495294      1.47629 +- 0.37288       6      good
chromium@495311      1.49371 +- 0.175523      6      good
chromium@495319      1.41234 +- 0.233783      6      good
chromium@495323      1.45441 +- 0.29074       6      good
chromium@495325      1.38047 +- 0.288356      6      good
chromium@495326      1.42303 +- 0.529672      6      good
chromium@495327      2.29297 +- 0.76405       6      bad       <--
chromium@495360      2.36785 +- 0.532745      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 power.typical_10_mobile

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8969998360849708016


For feedback, file a bug with component Speed>Bisection

Sign in to add a comment