All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=678599

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgv_OSrAkM


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

chromium-rel-mac11

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8991301411429745696

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


===== SUSPECTED CL(s) =====
Subject : Use timer task runner for V8PerIsolate tasks
Author  : altimin
Commit description:
  
Per the effort of getting rid of default task queue in scheduler, post per-isolate
tasks to renderer-wide timer task queue.

BUG= 676805 

Review-Url: https://codereview.chromium.org/2589363003
Cr-Commit-Position: refs/heads/master@{#441114}
Commit  : 124814c8025c564a6f494a3c9d4c887d57b98f1e
Date    : Tue Jan 03 14:09:53 2017


===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N  Good?
chromium@441113  1326.17  44.2135  6  good
chromium@441114  1509.33  35.5996  6  bad    <--
chromium@441115  1468.5   121.043  6  bad
chromium@441117  1491.83  71.5879  6  bad
chromium@441121  1465.5   80.0219  6  bad
chromium@441128  1490.5   84.7909  6  bad
chromium@441143  1452.67  46.6833  6  bad
chromium@441172  1466.17  71.9502  6  bad

Bisect job ran on: mac_10_11_perf_bisect
Bug ID: 678599

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests tab_switching.tough_energy_cases
Test Metric: idle_wakeups_total/idle_wakeups_total
Relative Change: 10.56%

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_10_11_perf_bisect/builds/1157
Job details: https://chromeperf.appspot.com/buildbucket_job_status/8991301411429745696


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  https://chromeperf.appspot.com/bad_bisect?try_job_id=6133019486715904

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