All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=741216

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=25d575bfaec3b911e79532927d633bc504f812149918aca1513a04ff3b48c5e1


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

android-nexus5

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8974319522550658448

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

Suspected Commit
  Author : perezju
  Commit : 00b0c16c97088f5c06df9d3b27eaeb41f06173e5
  Date   : Sat Jul 08 09:18:52 2017
  Subject: Revert of [System Health] Extend dump time to 5 seconds (patchset #2 id:20001 of https://codereview.chromium.org/2946013004/ )

Bisect Details
  Configuration: android_nexus5_perf_bisect
  Benchmark    : system_health.memory_mobile
  Metric       : memory:chrome:all_processes:reported_by_os:system_memory:proportional_resident_size_avg/load_media/load_media_imgur
  Change       : 1.15% | 104294495.111 -> 105489161.778

Revision                                 Result                    N
chromium@485139                          104294495 +- 905866       9      good
chromium@485143                          104127469 +- 588003       9      good
chromium@485145                          103947018 +- 1237215      9      good
chromium@485146                          104478474 +- 1383115      9      good
chromium@485146,catapult@00b0c16c97      106167960 +- 2120728      9      bad       <--
chromium@485147                          105489162 +- 4433448      9      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 --story-filter=load.media.imgur system_health.memory_mobile

More information on addressing performance regressions:
  http://g.co/ChromePerformanceRegressions

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8974319522550658448


For feedback, file a bug with component Speed>Bisection