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Issue 854518 link

Starred by 1 user
Status: WontFix
Owner:
senorblanco@chromium.org
Closed: Aug 20
Cc:
█ alexclarke@chromium.org
senorblanco@chromium.org
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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11%-36.6% regression in thread_times.key_silk_cases at 567995:568271

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

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

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=854518

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=735ee41833055552226a55c9aadd3d24f6c9ac8a974d0df3349ec1f649eb74c1


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

android-nexus5
android-nexus5X
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Jun 20 2018

Cc: senorblanco@chromium.org
Owner: senorblanco@chromium.org
Status: Assigned (was: Untriaged)
📍 Found a significant difference after 1 commit.
https://pinpoint-dot-chromeperf.appspot.com/job/16d9acfd240000

Adjust the edge-AA tessellator maximum verb count. by senorblanco@chromium.org
https://chromium.googlesource.com/chromium/src/+/df18b96b443774d232e39ead6cbd81c848b8563c
4.558 → 6.18 (+1.621)

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

Comment 4 by senorblanco@chromium.org, Jul 13 

 Issue 855502  has been merged into this issue.

Comment 5 by senorblanco@chromium.org, Jul 13 

 Issue 855440  has been merged into this issue.

Comment 6 by senorblanco@chromium.org, Jul 13 

This is the mask_transition_animation test, regressing on Android devices.

Comment 7 by senorblanco@chromium.org, Aug 20

Status: WontFix (was: Assigned)
I think we're going to have to live with this, for now. Given that we get up to 150% perf boost from this change on other tests, this is a reasonable tradeoff.
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