All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=631089

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgms2qowkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICguuSQsgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg2syHvgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6tWa_AgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6unitAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgmqDBvgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6q7qnAgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6qeQ-AgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgqomV9ggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6qeQ-AoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgmqCw5woM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6pfUsQsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgqtOa8goM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6oqq4QsM


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

android-nexus5
android-nexus7v2
android-one
chromium-rel-win10
win-zenbook

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/9006148749363581264

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


=== Bisection aborted ===
The bisect was aborted because The metric values for the initial "good" and "bad" revisions do not represent a clear regression.
Please contact the the team (see below) if you believe this is in error.

=== Warnings ===
The following warnings were raised by the bisect job:

 * Bisect failed to reproduce the regression with enough confidence.

===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N  Good?
chromium@406273  1873769  0.0      8  good
chromium@406282  1873769  0.0      8  bad

Bisect job ran on: winx64_zen_perf_bisect
Bug ID: 631089

Test Command: src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --also-run-disabled-tests system_health.memory_desktop
Test Metric: load_social-memory:chrome:all_processes:reported_by_chrome:web_cache:effective_size_avg/load_social_vk
Relative Change: 0.00%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/winx64_zen_perf_bisect/builds/301
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9006148749363581264


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6326835378388992

| 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!

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/9005154359207352880

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


===== SUSPECTED CL(s) =====
Subject : [system health] Add desktop browsing story for facebook and change url of twitter story.
Author  : ulan
Commit description:
  
*** NOTE TO SHERRIF ***
Regressions are expected in
- system_health.memory_mobile
- system_health.memory_desktop
- v8.browsing_mobile
- v8.browsing_desktop
for the following stories:
- load:social:twitter
- browse:social:twitter

BUG= chromium:621035 

Review-Url: https://codereview.chromium.org/2162473002
Cr-Commit-Position: refs/heads/master@{#406267}
Commit  : 0a7a65b967c020c7380cba3488b8316b56708ed7
Date    : Tue Jul 19 14:00:57 2016


===== TESTED REVISIONS =====
Revision         Mean      Std Dev  N  Good?
chromium@406264  32563200  0.0      5  good
chromium@406266  32563200  0.0      5  good
chromium@406267  44146688  0.0      5  bad    <--
chromium@406270  44146688  0.0      5  bad
chromium@406276  44146688  0.0      5  bad
chromium@406287  44146688  0.0      5  bad

Bisect job ran on: winx64_zen_perf_bisect
Bug ID: 631089

Test Command: src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --also-run-disabled-tests system_health.memory_desktop
Test Metric: load_social-memory:chrome:all_processes:reported_by_chrome:v8:effective_size_avg/load_social_twitter
Relative Change: 35.57%
Score: 99.9

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/winx64_zen_perf_bisect/builds/359
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9005154359207352880


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5874392173641728

| 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!