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Issue 916844 link

Starred by 2 users
Status: Available
Owner: ----
Cc:
kouhei@chromium.org
ksolt@chromium.org
lfg@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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10.7%-12.8% regression in blink_perf.bindings at 617100:617132

Project Member Reported by kouhei@google.com, Dec 20 
See the link to graphs below.
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Dec 20 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=916844

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=906e97bbf45e4e223cca89d8b1e221c5bdb30e0e36c4dd4d6bbdb3240b58db7b


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

Android Nexus6 WebView Perf

blink_perf.bindings - Benchmark documentation link:
  https://bit.ly/blink-perf-benchmarks
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Dec 22

Cc: ksolt@chromium.org blundell@chromium.org
Owner: blundell@chromium.org
Status: Assigned (was: Untriaged)
📍 Found significant differences after each of 2 commits.
https://pinpoint-dot-chromeperf.appspot.com/job/139c5a81140000

Add field trial for SequenceManager as a backend to MessageLoop. by ksolt@chromium.org
https://chromium.googlesource.com/chromium/src/+/2c3ca765b34121dd01da05a15fc6567c29a7695a
undefined-first-child: 1323 → 1170 (-152.7)

Remove unused O2TSDelegateAndroid includes by blundell@chromium.org
https://chromium.googlesource.com/chromium/src/+/ce75138065ff1d09c046ec19cc110b919a0ce7fe
undefined-first-child: 1178 → 1173 (-4.883)

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

Benchmark documentation link:
  https://bit.ly/blink-perf-benchmarks

Comment 4 by blundell@chromium.org, Dec 26

Cc: -blundell@chromium.org
Owner: ----
Status: Available (was: Assigned)
That CL has no possible impact on runtime performance.
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