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Status: Assigned
Owner: ----
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Pri: 2
Type: Bug-Regression



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16.6%-35.9% regression in v8.browsing_mobile at 596156:596192

Project Member Reported by petermarshall@chromium.org, Oct 4

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=892053

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=fd6af19acfc0def1101da20da53eb8ece07d4e879f0fbc7bc7d84ecebfcf684f


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

Android Nexus5 Perf
android-nexus5x-perf

v8.browsing_mobile - Benchmark documentation link:
  None
Cc: fergal@chromium.org saza@webrtc.org leszeks@chromium.org
Status: Assigned (was: Untriaged)
📍 Found significant differences after each of 3 commits.
https://pinpoint-dot-chromeperf.appspot.com/job/141b5d2ce40000

[config] Disable scheduled script streaming field trial by leszeks@chromium.org
https://chromium.googlesource.com/chromium/src/+/1ed3b3c26c8366db8fc93bbd57b30f97fa79a7e5
total:500ms_window:renderer_eqt: 1135 → 1561 (+425.5)

Add the ability to give advice on forbidden identifiers. by fergal@chromium.org
https://chromium.googlesource.com/chromium/src/+/6592bd3098726ac82ea318f4946abf9f7f15d912
total:500ms_window:renderer_eqt: 1558 → 1576 (+17.64)

Reland "Remove APM-internal usage of EchoControlMobile" by saza@webrtc.org
https://webrtc.googlesource.com/src/+/8c147b68e6f1f525cd318602c9d190c34ed1123e
total:500ms_window:renderer_eqt: 1560 → 1535 (-25.56)

Understanding performance regressions:
  http://g.co/ChromePerformanceRegressions

Benchmark documentation link:
  None

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