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Issue 833756 link

Starred by 1 user
Status: WontFix
Owner:
wangxianzhu@chromium.org
Closed: Apr 2018
Cc:
█ trchen@chromium.org
pdr@chromium.org
wangxianzhu@chromium.org
toyoshim@chromium.org
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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0.4%-2.9% regression in system_health.memory_mobile at 550735:551232

Project Member Reported by toyoshim@chromium.org, Apr 17 2018 
See the link to graphs below.
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Apr 17 2018 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=833756

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=7eeaaba190699e5b99139957c68d1fcca7667e384047d33b5b10c96ea2d7a489


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

android-nexus7v2
win
win-32
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Apr 17 2018

Cc: pdr@chromium.org wangxianzhu@chromium.org trchen@chromium.org
Owner: wangxianzhu@chromium.org
Status: Assigned (was: Untriaged)
📍 Found a significant difference after 1 commit.
https://pinpoint-dot-chromeperf.appspot.com/job/158e5946c40000

[SPv175+] Use SkMatrix in CompositedLayerRasterInvalidator::PaintChunkInfo by wangxianzhu@chromium.org
https://chromium.googlesource.com/chromium/src/+/9a1b4b7f3050a08ed72bf693f57a2b74d52b9a87

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

Comment 4 by wangxianzhu@chromium.org, Apr 17 2018

Status: WontFix (was: Assigned)
The win and win-32 alerts are unrelated (out of range) and have restored. I removed them from this bug. Please file new bug for them.

The android-nexus7v2 alert is insignificant, compared with the CL's benefits.

Comment 5 by wangxianzhu@chromium.org, Apr 17 2018 

Issue 833301 has been merged into this issue.
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