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Issue 813969 link

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Issue metadata

Status: WontFix
Owner:
Closed: Feb 2018
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression

Blocking:
issue 770343



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2.4%-284.2% regression in thread_times.tough_compositor_cases at 537425:537532

Project Member Reported by briander...@chromium.org, Feb 20 2018

Issue description

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=813969

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=adab2141cad82c742fa696dd233d8fb2832bc0c5bbae1306c7e9061d93d2b67c


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

android-nexus5
android-nexus5X
android-nexus6
android-nexus7v2
android-one
chromium-rel-win10
chromium-rel-win7-dual
chromium-rel-win7-gpu-ati
chromium-rel-win7-gpu-intel
chromium-rel-win7-gpu-nvidia
chromium-rel-win7-x64-dual
chromium-rel-win8-dual
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Feb 21 2018

Cc: chrishtr@chromium.org szager@chromium.org
Owner: szager@chromium.org
Status: Assigned (was: Untriaged)
📍 Found a significant difference after 1 commit.
https://pinpoint-dot-chromeperf.appspot.com/job/149570a7840000

Omit the parent LayoutView's scroll offset from FrameRect by szager@chromium.org
https://chromium.googlesource.com/chromium/src/+/cf91f7965c29e2bc93e81f79cef5d77481b00e6e

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

Comment 4 by szager@chromium.org, Feb 21 2018

Blocking: 417782

Comment 5 by skobes@chromium.org, Feb 21 2018

Blocking: -417782 770343
Status: WontFix (was: Assigned)
Graphs have recovered.

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