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Issue 838451 link

Starred by 2 users
Status: Fixed
Owner:
alexilin@chromium.org
Closed: Jun 2018
Cc:
m...@chromium.org
█ jwd@chromium.org
alexilin@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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1.8%-1473.5% regression in loading.mobile at 553899:554047

Project Member Reported by m...@chromium.org, May 1 2018 
See the link to graphs below.
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, May 1 2018 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=838451

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=5b933f567dc7edb11ac605217a2607afb9b2b554da77e4a4f807b9d6f2cafed0


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

android-nexus5X
chromium-rel-mac11-air
chromium-rel-mac11-pro
chromium-rel-win10
chromium-rel-win7-dual
chromium-rel-win7-gpu-intel
chromium-rel-win7-gpu-nvidia
win-high-dpi
Project Member

Comment 4 by 42576172...@developer.gserviceaccount.com, May 3 2018

Cc: alexilin@chromium.org jwd@chromium.org
Owner: alexilin@chromium.org
Status: Assigned (was: Untriaged)
📍 Found a significant difference after 1 commit.
https://pinpoint-dot-chromeperf.appspot.com/job/15c7db8bc40000

Disable SpeculativePreconnectValidation field trial by alexilin@chromium.org
https://chromium.googlesource.com/chromium/src/+/2aa00c589eaca198921047b055aefd88b22106c3

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

Comment 5 by alexilin@chromium.org, Jun 7 2018

Status: Fixed (was: Assigned)
These regressions actually show improvements brought by the SpeculativePreconnect feature. The feature was enabled by default, marking this as fixed.
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