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Issue metadata

Status: Duplicate
Merged: issue 602302
Owner:
Last visit > 30 days ago
Closed: Apr 2016
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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91.1% regression in tab_switching.typical_25 at 386303:386306

Project Member Reported by rsch...@chromium.org, Apr 11 2016

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=602324

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg2JWYsQoM


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

win-zenbook
Project Member

Comment 2 by 42576172...@developer.gserviceaccount.com, Apr 11 2016

Mergedinto: 602302
Status: Duplicate (was: Assigned)

===== BISECT JOB RESULTS =====
Status: completed


===== SUSPECTED CL(s) =====
Subject : Downgrade some lifecycle update calls to not include paint if not necessary.
Author  : chrishtr
Commit description:
  
BUG= 591468 

Review URL: https://codereview.chromium.org/1860273003

Cr-Commit-Position: refs/heads/master@{#386304}
Commit  : 8a021f4923a66c50ed1a83fc0e1dc1b4d1add8a3
Date    : Sat Apr 09 19:12:56 2016


===== TESTED REVISIONS =====
Revision                Mean Value  Std. Dev.   Num Values  Good?
chromium@386302         17.071455   2.270119    5           good
chromium@386303         16.976759   0.915081    5           good
chromium@386304         33.601634   5.245992    5           bad         <-
chromium@386306         31.062069   0.599025    5           bad

Bisect job ran on: winx64_zen_perf_bisect
Bug ID: 602324

Test Command: python src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --also-run-disabled-tests tab_switching.typical_25
Test Metric: energy_consumption_mwh/energy_consumption_mwh
Relative Change: 81.95%
Score: 99.8

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/winx64_zen_perf_bisect/builds/132
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9015660701725517360


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=602324

| O O | Visit http://www.chromium.org/developers/speed-infra/perf-bug-faq
|  X  | for more information addressing perf regression bugs. For feedback,
| / \ | file a bug with component Tests>AutoBisect.  Thank you!

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