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Issue 807019 link

Starred by 1 user
Status: Fixed
Owner:
samans@chromium.org
Closed: Jun 2018
Cc:
kenrb@chromium.org
samans@chromium.org
█ fsam...@chromium.org
piman@chromium.org
primiano@chromium.org
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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82.9% regression in system_health.common_desktop at 531581:531835

Project Member Reported by primiano@chromium.org, Jan 29 2018 
See the link to graphs below.
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Jan 29 2018 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=807019

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=2605c1e56daab78040b700ab0cb226c08560a8bab491680554dbb1cfa39b78f4


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

win-high-dpi
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Jan 30 2018

Cc: kenrb@chromium.org fsam...@chromium.org samans@chromium.org piman@chromium.org
Owner: samans@chromium.org
Status: Assigned (was: Untriaged)
📍 Found a significant difference after 1 commit.
https://pinpoint-dot-chromeperf.appspot.com/job/12fd6eba840000

Surface synchronization: Allocate new LocalSurfaceId on navigation
By samans@chromium.org · Wed Jan 24 22:18:44 2018
chromium @ f7731345b34fd9f87ce5792f5f952f8e5cdfaac8

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

Comment 4 by samans@chromium.org, Mar 19 2018 

I believe very few websites are affected by this and the regression should not be user perceivable. We have mitigations in mind that we will implement soon.

Comment 5 by samans@chromium.org, Jun 13 2018

Status: Fixed (was: Assigned)
The regression seems to have mostly recovered, probably due to our recent changes.
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