All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=660167

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg_Yi0qAoM


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

android-nexus5X

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8997614052240025584

===== BISECT JOB RESULTS =====
Status: failed


===== TESTED REVISIONS =====
Revision         Mean    Std Dev  N   Good?
chromium@427619  751803  10755.5  12  good

Bisect job ran on: android_nexus5X_perf_bisect
Bug ID: 660167

Test Command: src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests system_health.memory_mobile
Test Metric: memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/background_tools/background_tools_gmail
Relative Change: 0.78%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus5X_perf_bisect/builds/808
Job details: https://chromeperf.appspot.com/buildbucket_job_status/8997614052240025584


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5907415856316416

| 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/8997523453949409008

Infra failure in last bisect run, re-running...

Bisect failed: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus5X_perf_bisect/builds/812
Failure reason: the build has failed due to infrastructure failure.

Cannot proceed on this due to infra failure (bisect attempts failed, and there are too many candidates in rev ranges to suspect individual changes).

Dave, can you take a look at the failed bisects as part of your bug triage rotation?

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8982592482733783040