All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=631070

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgmrGWpwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6ufx9ggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6uKkrgoM


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

chromium-rel-mac-hdd
chromium-rel-win8-dual

===== 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@406251  464555  16426.6  12  good
chromium@406266  458752  17515.2  8   bad

Bisect job ran on: mac_hdd_perf_bisect
Bug ID: 631070

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests system_health.memory_desktop
Test Metric: load_news-memory:chrome:all_processes:reported_by_chrome:discardable:effective_size_avg/load_news_nytimes
Relative Change: 1.57%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_hdd_perf_bisect/builds/666
Job details: https://chromeperf.appspot.com/buildbucket_job_status/None


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5910241401634816

| 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/9005153460090712928

===== 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@406231  22639660  13523.7  5  good
chromium@406249  23118749  760127   5  good
chromium@406258  23344944  1087068  5  good
chromium@406263  23459720  1711061  5  good
chromium@406265  23660513  1010135  5  good
chromium@406266  23619513  1296007  5  good
chromium@406267  26711893  239304   5  bad    <--

Bisect job ran on: mac_hdd_perf_bisect
Bug ID: 631070

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests system_health.memory_desktop
Test Metric: load_social-memory:chrome:all_processes:reported_by_chrome:gpu:effective_size_avg/load_social_twitter
Relative Change: 17.99%
Score: 99.5

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_hdd_perf_bisect/builds/711
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9005153460090712928


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5805202934857728

| 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!