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Issue 883759 link

Starred by 1 user
Status: WontFix
Owner:
sullivan@chromium.org
Closed: Sep 14
Cc:
█ catapult...@skia-buildbots.google.com.iam.gserviceaccount.com
npm@chromium.org
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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6.3%-9.5% regression in rendering.mobile at 588374:588393

Project Member Reported by npm@chromium.org, Sep 13 
See the link to graphs below.
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Sep 13 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=883759

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=f47b19c656e54d16fdb3f0bd8d8b001b9837363069b341f5c9a8e1321871d411


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

android-nexus5x-perf

rendering.mobile - Benchmark documentation link:
  https://bit.ly/rendering-benchmarks
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Sep 13 

📍 Couldn't reproduce a difference.
https://pinpoint-dot-chromeperf.appspot.com/job/17f296d7640000
Project Member

Comment 5 by 42576172...@developer.gserviceaccount.com, Sep 14 

📍 Couldn't reproduce a difference.
https://pinpoint-dot-chromeperf.appspot.com/job/16e14973640000

Comment 7 by npm@chromium.org, Sep 14 

Second one recovered, trying bisect again on first one
Project Member

Comment 8 by 42576172...@developer.gserviceaccount.com, Sep 14

Cc: catapult...@skia-buildbots.google.com.iam.gserviceaccount.com
Owner: sullivan@chromium.org
Status: Assigned (was: Untriaged)
📍 Found a significant difference after 1 commit.
https://pinpoint-dot-chromeperf.appspot.com/job/10229cad640000

Roll src/third_party/catapult 713e916190aa..88dc49aaadb0 (3 commits) by catapult-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com
https://chromium.googlesource.com/chromium/src/+/fcfe9a6f17f02771890c03d666dcebf560eca909
6.007 → 6.474 (+0.4676)

Assigning to sheriff sullivan@chromium.org because "Roll src/third_party/catapult 713e916190aa..88dc49aaadb0 (3 commits)" is a roll.

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

Benchmark documentation link:
  https://bit.ly/rendering-benchmarks

Comment 9 by sullivan@chromium.org, Sep 14

Status: WontFix (was: Assigned)
This is expected due to:
 2018-09-03 pasko@chromium.org devil: Limit CPU/GPU frequency for Nexus 5X
►

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