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Issue 817250 link

Starred by 1 user
Status: Fixed
Owner:
rajendrant@chromium.org
Closed: Mar 2018
Cc:
f...@opera.com
rajendrant@chromium.org
sclit...@chromium.org
toyoshim@chromium.org
█ rkaplow@chromium.org
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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7%-50.8% regression in smoothness.top_25_smooth at 539123:539302

Project Member Reported by toyoshim@chromium.org, Feb 28 2018 
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=817250

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=40564f28516b4b06bb47043987ebfc835890a2b2a75b98dd454858c241cc1f07


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

android-nexus5
android-one
chromium-rel-win7-x64-dual
Project Member

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

📍 Couldn't reproduce a difference.
https://pinpoint-dot-chromeperf.appspot.com/job/12fe30a4440000

Comment 5 by toyoshim@chromium.org, Feb 28 2018 

unbound some items that looks a different issue, and rerun another bisect for the most visible regression.
Project Member

Comment 6 by 42576172...@developer.gserviceaccount.com, Mar 1 2018

Cc: rkaplow@chromium.org f...@opera.com rajendrant@chromium.org sclit...@chromium.org
Owner: rajendrant@chromium.org
Status: Assigned (was: Untriaged)
📍 Found a significant difference after 1 commit.
https://pinpoint-dot-chromeperf.appspot.com/job/12e66238440000

Record visible load time metric for images by rajendrant@chromium.org
https://chromium.googlesource.com/chromium/src/+/a1d023d3d3ca0c6c1484872285f542d6e8eb5d1e

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

Comment 7 by rajendrant@chromium.org, Mar 1 2018 

The offending CL is reverted via crbug.com/816944

Comment 8 by rajendrant@chromium.org, Mar 6 2018

Status: Fixed (was: Assigned)
►

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