All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=642004

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg_uPvoAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg_uWPvAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgvv-C5goM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg_pO4sQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg_uf6tQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg_tmGpgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggdbEpQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggdTbvQsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggfDB8wgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggf2tuwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg_pOiqAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggcqNswsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggYWDswkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggbz8rwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggf27pgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggeHeqQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg_uOBtgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg_u2dqgsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggf27pgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg_pX8sgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggbzmvgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggcqN8wgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggf2tuwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggdLW9wkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggZqnrwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg_sXQpAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggeXMsgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgwZruqAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggbWxvwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgweDWtAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICggaH77goM


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

android-nexus7v2

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/9002976813969319712

perezju@: most of these are huge regressions. I have kicked off several bisects, but they deserve a shortcut given the number and magnitude of regressions. Any clue might be causing these?

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


===== SUSPECTED CL(s) =====
Subject : Android: Trigger tab placeholder update when activity is paused
Author  : sievers
Commit description:
  
This makes sure we have a placeholder bitmap when we resume
and don't have a frame from the renderer yet.

BUG= 636630 

Review-Url: https://codereview.chromium.org/2186453004
Cr-Commit-Position: refs/heads/master@{#414822}
Commit  : 0a1f48d5cb6a5d263f85bc5322912b7f703c40ac
Date    : Fri Aug 26 21:50:30 2016


===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N  Good?
chromium@414803  1139998  1370.45  5  good
chromium@414816  1144094  1370.45  5  good
chromium@414820  1151959  897.17   5  good
chromium@414821  1151959  897.17   5  good
chromium@414822  3067904  0.0      5  bad    <--
chromium@414823  3084943  897.17   5  bad
chromium@414829  3084943  897.17   5  bad
chromium@414854  3077406  1370.45  5  bad

Bisect job ran on: android_nexus7_perf_bisect
Bug ID: 642004

Test Command: src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --also-run-disabled-tests memory.top_10_mobile
Test Metric: background-memory:chrome:all_processes:reported_by_os:system_memory:ashmem:proportional_resident_size_avg/after_http_m_intl_taobao_com_group_purchase_html
Relative Change: 169.95%
Score: 99.9

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus7_perf_bisect/builds/3272
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9002976813969319712


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5817665409515520

| 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!