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Issue 677439 link

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Issue metadata

Status: Duplicate
Owner: ----
Closed: Dec 2016
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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3.8%-4.9% regression in thread_times.key_idle_power_cases at 439808:439896

Project Member Reported by alexclarke@chromium.org, Dec 29 2016

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=677439

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgn4S4tgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgn972rAoM


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

android-nexus5
android-one
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Dec 29 2016

Mergedinto: 677438
Status: Duplicate (was: Untriaged)

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


===== SUSPECTED CL(s) =====
Subject : [wrapper-tracing] Reland: Turn on flag TraceWrappables
Author  : mlippautz
Commit description:
  
BUG= chromium:468240 
TBR=jochen@chromium.org,haraken@chromium.org,hlopko@chromium.org

Review-Url: https://codereview.chromium.org/2592713002
Cr-Commit-Position: refs/heads/master@{#439865}
Commit  : 39fc84f0cec650b199de0fa5d155454e2fa2d8a7
Date    : Tue Dec 20 19:14:36 2016


===== TESTED REVISIONS =====
Revision         Mean      Std Dev     N  Good?
chromium@439851  0.360063  0.0150582   9  good
chromium@439860  0.358942  0.00453941  6  good
chromium@439863  0.359533  0.0103607   9  good
chromium@439864  0.357277  0.00726193  6  good
chromium@439865  0.366475  0.00509206  6  bad    <--
chromium@439869  0.368506  0.0094725   9  bad
chromium@439886  0.367994  0.00521016  9  bad

Bisect job ran on: android_nexus5_perf_bisect
Bug ID: 677439

Test Command: src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=css.animation.html thread_times.key_idle_power_cases
Test Metric: thread_total_all_cpu_time_per_second/css-animation.html
Relative Change: 2.20%

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus5_perf_bisect/builds/4490
Job details: https://chromeperf.appspot.com/buildbucket_job_status/8991948199746964848


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5265676007112704

| 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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