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Issue 800084 link

Starred by 4 users

Issue metadata

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



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5%-29% regression in loading.mobile at 527120:527265

Project Member Reported by mustaq@chromium.org, Jan 8 2018

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=800084

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=d6dd3fe2324fe2514685aeebf2724613c9e44c4f6d57defeb12ace0ac9356b75


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

android-nexus5
android-nexus5X
android-nexus7v2
android-one
android-webview-nexus5X
Cc: yhirano@chromium.org
Owner: yhirano@chromium.org
Status: Assigned (was: Untriaged)

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

Hi yhirano@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 : Yutaka Hirano
  Commit : 834240f40e8a479ca1ff308b4154b5054f9612aa
  Date   : Fri Jan 05 06:51:58 2018
  Subject: Revert "Update RendererSideResourceScheduler testing config"

Bisect Details
  Configuration: android_webview_arm64_aosp_perf_bisect
  Benchmark    : loading.mobile
  Metric       : cpuTimeToFirstMeaningfulPaint_avg/Regular-3G/TheStar
  Change       : 25.97% | 2448.76933333 -> 3084.78516667

Revision             Result                  N
chromium@527227      2448.77 +- 55.3766      6      good
chromium@527232      2462.64 +- 31.1219      6      good
chromium@527233      3119.13 +- 188.875      6      bad       <--
chromium@527234      3107.24 +- 189.26       6      bad
chromium@527235      3073.4 +- 190.318       6      bad
chromium@527237      3049.35 +- 56.9714      6      bad
chromium@527246      3074.38 +- 48.1837      6      bad
chromium@527265      3084.79 +- 189.195      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=TheStar loading.mobile

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8957932600639134400


For feedback, file a bug with component Speed>Bisection
 Issue 800088  has been merged into this issue.
 Issue 800087  has been merged into this issue.
Issue 799978 has been merged into this issue.
Issue 799984 has been merged into this issue.
Project Member

Comment 8 by 42576172...@developer.gserviceaccount.com, Jan 10 2018

Issue 800343 has been merged into this issue.
Project Member

Comment 9 by 42576172...@developer.gserviceaccount.com, Jan 11 2018

Cc: benjhayden@chromium.org
 Issue 800652  has been merged into this issue.
Status: WontFix (was: Assigned)
This is a revert change.

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