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Issue 867952 link

Starred by 1 user
Status: WontFix
Owner:
ccameron@chromium.org
Closed: Jul 26
Cc:
ccameron@chromium.org
█ ushesh@chromium.org
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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5.8%-44.7% regression in rendering.desktop at 578109:578156

Project Member Reported by ushesh@chromium.org, Jul 26 
Graph is very spiky but there is a noticeable increase here
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Jul 26 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=867952

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=3a1044124cac5031134fcf3115014db36891ff9f064cb0eeeeeecd3000206ee6


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

mac-10_13_laptop_high_end-perf
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Jul 26

Cc: ccameron@chromium.org
Owner: ccameron@chromium.org
Status: Assigned (was: Untriaged)
📍 Found a significant difference after 1 commit.
https://pinpoint-dot-chromeperf.appspot.com/job/14b07d2da40000

Disable backpressure in ImageTransportSurfaceOverlayMac by ccameron@chromium.org
https://chromium.googlesource.com/chromium/src/+/691239ed7c0738ac3f6dc37a1d026958e039903c
25.05 → 33.93 (+8.885)

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

Comment 4 by ccameron@chromium.org, Jul 26 

That patch will be reverted (and replaced with even more invasive ones that will cause bigger regressions).

Comment 5 by ccameron@chromium.org, Jul 26

Status: WontFix (was: Assigned)
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