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Issue 813959 link

Starred by 1 user
Status: Duplicate
Merged: issue 813947
Owner:
wangxianzhu@chromium.org
Closed: Feb 2018
Cc:
wangxianzhu@chromium.org
█ briander...@chromium.org
piman@chromium.org
█ afdo-chr...@skia-buildbots.google.com.iam.gserviceaccount.com
chrishtr@chromium.org
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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2.9%-1354.8% regression in rasterize_and_record_micro.top_25 at 537300:537523

Project Member Reported by briander...@chromium.org, Feb 20 2018 
See the link to graphs below.
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Feb 20 2018 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=813959

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=6ac01725783912c23a98eafa5efffbe0139cb65c00ccfff750f95f591d7de34c


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

android-nexus5
android-nexus5X
android-nexus6
android-nexus7v2
android-one
android-webview-nexus5X
android-webview-nexus6
chromium-rel-mac11-pro
chromium-rel-mac12
chromium-rel-win10
chromium-rel-win7-dual
chromium-rel-win7-gpu-ati
chromium-rel-win7-gpu-intel
chromium-rel-win7-gpu-nvidia
chromium-rel-win8-dual

Comment 3 by vmp...@chromium.org, Feb 22 2018

Cc: chrishtr@chromium.org wangxianzhu@chromium.org
fyi: enabling SPV175 is in this range, so it may be related.

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

Mergedinto: 813947
Status: Duplicate (was: Untriaged)
Project Member

Comment 5 by 42576172...@developer.gserviceaccount.com, Feb 23 2018

Cc: afdo-chr...@skia-buildbots.google.com.iam.gserviceaccount.com piman@chromium.org
Owner: wangxianzhu@chromium.org
Status: Assigned (was: Duplicate)
📍 Found significant differences after each of 2 commits.
https://chromeperf.appspot.com/job/14f6b257840000

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 6 by wangxianzhu@chromium.org, Feb 23 2018

Status: Duplicate (was: Assigned)
►

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