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Issue 817236 link

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Issue metadata

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



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72.5% regression in thread_times.key_silk_cases at 539313:539404

Project Member Reported by toyoshim@chromium.org, Feb 28 2018

Issue description

See the link to graphs below.
 
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Feb 28 2018

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=817236

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=369f670eea69d900e71a2fb0baa9a6da2119f6eac8f2001c67b2cfc62aaf183d


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

android-nexus6
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Feb 28 2018

Cc: jvanverth@google.com chrishtr@chromium.org wangxianzhu@chromium.org robertph...@google.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/14c420d8440000

Revert "Revert "Separate creation time & flush time behavior in GrDrawOpAtlas (take 2)"" by robertphillips@google.com
https://skia.googlesource.com/skia/+/934c3d0c548d254a0d986963ee751caf0ffcb500

Revert "[SPv175] Enable SlimmingPaintV175 by default" by wangxianzhu@chromium.org
https://chromium.googlesource.com/chromium/src/+/04aa2e7e64a78efccb25757afcc36e21c5d6ac0c

Understanding performance regressions:
  http://g.co/ChromePerformanceRegressions
Components: Blink>Paint
Labels: SPv175-Progression
Status: WontFix (was: Assigned)
By reverting SlimmingPaintV175 we actually can find the improvements that will occur when we enable it again!

Let's add SPv175-Progression tag for these bugs.

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