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Issue 846063 link

Starred by 2 users
Status: Assigned
Owner:
hirosh...@chromium.org
Cc:
sunyunjia@chromium.org
hirosh...@chromium.org
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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11.9% regression in blink_perf.css at 555524:555695

Project Member Reported by sunyunjia@chromium.org, May 23 2018 
See the link to graphs below.
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, May 23 2018 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=846063

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=fff0316411d6f1b2d0187595a80871a2ab3a7b326f0495b17b30862348c26ec2


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

android-webview-nexus5X
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, May 24 2018

Cc: hirosh...@chromium.org treib@chromium.org
Owner: treib@chromium.org
Status: Assigned (was: Untriaged)
📍 Found significant differences after each of 2 commits.
https://pinpoint-dot-chromeperf.appspot.com/job/11a097bc240000

[Layered API] Implement Layered API infrastructure behind a flag by hiroshige@chromium.org
https://chromium.googlesource.com/chromium/src/+/bde742c2e4758ae132847b0434d516dc91892d7d

Revert "[Layered API] Implement Layered API infrastructure behind a flag" by treib@chromium.org
https://chromium.googlesource.com/chromium/src/+/1444365c805a462f54ccdd1e97810349e898f297

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

Comment 4 by treib@chromium.org, May 24 2018

Cc: -treib@chromium.org
Owner: hirosh...@chromium.org
My CL was a revert. It's possible that the original CL *improved* performance this much, though from the description it doesn't sound likely. Over to the author of that for further investigation.
Project Member

Comment 6 by 42576172...@developer.gserviceaccount.com, Aug 7 

😿 Pinpoint job stopped with an error.
https://pinpoint-dot-chromeperf.appspot.com/job/14ad50efa40000

Buildbucket says the build completed successfully, but Pinpoint can't find the isolate hash.
Project Member

Comment 8 by 42576172...@developer.gserviceaccount.com, Aug 7 

😿 Pinpoint job stopped with an error.
https://pinpoint-dot-chromeperf.appspot.com/job/11dda73fa40000

Buildbucket says the build completed successfully, but Pinpoint can't find the isolate hash.
►

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