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Issue 814042 link

Starred by 2 users
Status: WontFix
Owner:
wangxianzhu@chromium.org
Closed: Mar 2018
Cc:
wangxianzhu@chromium.org
█ briander...@chromium.org
piman@chromium.org
█ afdo-chr...@skia-buildbots.google.com.iam.gserviceaccount.com
chrishtr@chromium.org
vmp...@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression

Blocking:
issue 803867



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7.8%-28.9% regression in smoothness.gpu_rasterization.tough_path_rendering_cases at 537353:537523

Project Member Reported by briander...@chromium.org, Feb 21 2018 
See the link to graphs below.
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Feb 21 2018 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=814042

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=dbada5f561367c277f471fe73fb21d264a6a626014edede5be5343c02861b459


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

android-nexus5X
android-nexus6
android-webview-nexus5X
android-webview-nexus6
chromium-rel-win7-dual
chromium-rel-win7-gpu-intel
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Feb 22 2018

Cc: chrishtr@chromium.org wangxianzhu@chromium.org afdo-chr...@skia-buildbots.google.com.iam.gserviceaccount.com piman@chromium.org
Owner: wangxianzhu@chromium.org
Status: Assigned (was: Untriaged)
📍 Found significant differences after each of 2 commits.
https://pinpoint-dot-chromeperf.appspot.com/job/12cae1f7840000

Roll AFDO from 66.0.3347.0_rc-r1 to 66.0.3350.0_rc-r1 by afdo-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com
https://chromium.googlesource.com/chromium/src/+/abc55a5385dd933035f92bd71c2c0079f1b207f3

[SPv175] Enable SlimmingPaintV175 by default by wangxianzhu@chromium.org
https://chromium.googlesource.com/chromium/src/+/0a9a5c311a1d3a298f952e495510bd6fe3faa2f6

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

Comment 4 by wangxianzhu@chromium.org, Feb 22 2018

Blocking: 803867
Components: Blink>Paint

Comment 5 by wangxianzhu@chromium.org, Feb 27 2018 

 Issue 814043  has been merged into this issue.

Comment 6 by wangxianzhu@chromium.org, Mar 6 2018

Labels: -M-66 M-67

Comment 7 by wangxianzhu@chromium.org, Mar 9 2018

Status: WontFix (was: Assigned)
Closing. Will check new regression bugs when we enable SPv175 again.
►

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