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Issue 830123 link

Starred by 1 user
Status: Fixed
Owner:
wangxianzhu@chromium.org
Closed: Apr 2018
Cc:
wangxianzhu@chromium.org
chrishtr@chromium.org
vmp...@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression

Blocking:
issue 803867



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15.4% regression in smoothness.tough_animation_cases at 543282:543305

Project Member Reported by wangxianzhu@chromium.org, Apr 7 2018 
See the link to graphs below.
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Apr 7 2018 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=830123

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=65d479c865511025a6716ffd79d724c880509cf409a38d8885e256db048e8afe


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

android-nexus5
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Apr 7 2018

Cc: timloh@chromium.org calamity@chromium.org raymes@chromium.org isherman@chromium.org chrishtr@chromium.org piman@chromium.org
Owner: timloh@chromium.org
Status: Assigned (was: Untriaged)
📍 Found significant differences after each of 2 commits.
https://pinpoint-dot-chromeperf.appspot.com/job/11f92414c40000

Reland "[SPv175] Enable SlimmingPaintV175 by default" by wangxianzhu@chromium.org
https://chromium.googlesource.com/chromium/src/+/3a3c78a924a686ed0d3f90d765b00cdd78453e11

Delete permissions blacklisting code by timloh@chromium.org
https://chromium.googlesource.com/chromium/src/+/8fbdac5b5eb3b8ed3dcf01ba867b0138641b160b

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

Comment 4 by wangxianzhu@chromium.org, Apr 7 2018

Blocking: 803867
Cc: -calamity@chromium.org -timloh@chromium.org -isherman@chromium.org -raymes@chromium.org -piman@chromium.org
Components: Blink>Paint
Owner: ----
Status: Available (was: Assigned)

Comment 5 by wangxianzhu@chromium.org, Apr 7 2018 

 Issue 829996  has been merged into this issue.

Comment 6 by wangxianzhu@chromium.org, Apr 14 2018

Owner: wangxianzhu@chromium.org
Status: Assigned (was: Available)

Comment 7 by wangxianzhu@chromium.org, Apr 27 2018

Status: Fixed (was: Assigned)
After recent optimizations, several test cases still have regressions, but other tests have progressions and the average is even lower than that of before the regression occurred: https://chromeperf.appspot.com/report?sid=60711300a8c77b966e69ac5c089d127436a1da4b46608b19df5b39fd0cf1cdf4&start_rev=541386&end_rev=554404.
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