All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=708574

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnKCk9goM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnOmbkAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnJrttQgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnIS--gkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7JHlmgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnLX6rQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnICj1QsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7PfX6wgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7JOo4wsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnIm-qgsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnNDQkQsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7I2-5gsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7PfuwgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnLX6rQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7Izb5wgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnIGtvAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnOyehQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7I-GzggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnOyehQgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnILv_QgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnOa9qAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7Na87QsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7I_I5gkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnOzUmQgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7Na87QkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnJTZnQgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7IXmogsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnIj87QgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnJDH_wgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7M3mmQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnLmOsAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnMmYngkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnJTZ7QsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7PeU9AsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7Na87QoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnNCBhAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnMDr-ggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnI2wkQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnMbn7QgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnMmCoAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7NW96wkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnK3-4AoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnPHJ1AoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnNyu4QgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7L39nAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnLa0uQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnLz67QsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnLa0uQgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnJX_lwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgnOb47wgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg7PejigkM


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

android-nexus6
android-webview-nexus5X

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8983143692405547360

=== BISECT JOB RESULTS ===
Perf regression found with culprit

Suspected Commit
  Author : tzik
  Commit : e5de8d551e80115b21e0e3ca7d5451d3cee6f3ba
  Date   : Thu Mar 30 18:05:46 2017
  Subject: Clear PostTaskAndReply task on the destination thread

Bisect Details
  Configuration: android_nexus6_perf_bisect
  Benchmark    : memory.top_10_mobile
  Metric       : memory:chrome:all_processes:reported_by_os:system_memory:native_heap:proportional_resident_size_avg/background/after_http_www_amazon_com_gp_aw_s_k_nexus
  Change       : 2.04% | 43665666.8571 -> 44555157.1429

Revision             Result                   N
chromium@460775      43665667 +- 2789400      14      good
chromium@460802      42715229 +- 3867320      9       good
chromium@460815      43239389 +- 4268888      14      good
chromium@460818      42666646 +- 3819354      9       good
chromium@460820      42597924 +- 3907670      9       good
chromium@460821      44849248 +- 2977612      9       bad       <--
chromium@460828      44555157 +- 3132164      14      bad

Please refer to the following doc on diagnosing memory regressions:
  https://chromium.googlesource.com/chromium/src/+/master/docs/memory-infra/memory_benchmarks.md

To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests memory.top_10_mobile

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8983143692405547360

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5797259473584128


| 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 Speed>Bisection.  Thank you!