All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=867279

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=ef64ed6b1b126e75d90d45f99580284391b714e95e4fd492f7e8a204902535c1


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

perf-go-phone-1024
perf-go-phone-512
perf-go-webview-phone

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8940070954805740000

=== BISECT JOB RESULTS ===
NO Perf regression found

Bisect Details
  Configuration: go-webview-phone-perf-bisect
  Benchmark    : system_health.memory_mobile
  Metric       : memory:webview:all_processes:reported_by_os:system_memory:private_footprint_size_avg/load_news/load_news_washingtonpost
  Change       : 0.06% | 42297636.5714 -> 42321432.381

Revision                       Result                  N
android-chrome@e89c81435e      42297637 +- 487194      21      good
android-chrome@029430f630      42321432 +- 522876      21      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-webview --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=load.news.washingtonpost 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/8940070954805740000


For feedback, file a bug with component Speed>Bisection

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8940027312077779472

=== Auto-CCing suspected CL author sigurds@chromium.org ===

Hi sigurds@chromium.org, the bisect results pointed to your CL, please take a look at the
results.


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

Suspected Commit
  Author : Sigurd Schneider
  Commit : 46a78fbedfcd458f5d35097bdf1a9947644f4b0e
  Date   : Tue Jul 17 15:33:20 2018
  Subject: Revert "[embedded-builtins] Enable on all arches except x86 for benchmarks"

Bisect Details
  Configuration: go-phone-512-perf-bisect
  Benchmark    : system_health.memory_mobile
  Metric       : memory:chrome:all_processes:reported_by_os:system_memory:private_footprint_size_avg/load_media/load_media_facebook_photos
  Change       : 1.36% | 46658901.3333 -> 47292416.0

Revision                                                     Result                  N
android-chrome@99b6fd7dae                                    46658901 +- 403295      9       good
android-chrome@6d62ea7763                                    46662542 +- 354965      9       good
android-chrome@e5eafcf94f                                    46564693 +- 206816      6       good
android-chrome@74662f91c8                                    46568789 +- 198674      6       good
android-chrome@74662f91c8,chromium@575926                    46597916 +- 265033      9       good
android-chrome@74662f91c8,chromium@575929                    46274560 +- 346423      6       good
android-chrome@74662f91c8,chromium@575929,v8@46a78fbedf      46954496 +- 158315      6       bad       <--
android-chrome@74662f91c8,chromium@575929,v8@e3a5b1e402      47056213 +- 191869      6       bad
android-chrome@74662f91c8,chromium@575929,v8@16af1baac4      47068501 +- 228829      6       bad
android-chrome@74662f91c8,chromium@575930                    47058944 +- 470052      6       bad
android-chrome@74662f91c8,chromium@575931                    47190699 +- 213046      6       bad
android-chrome@74662f91c8,chromium@575935                    47026631 +- 222982      9       bad
android-chrome@1032e70048                                    47037294 +- 247312      14      bad
android-chrome@478583399d                                    47046949 +- 223722      14      bad
android-chrome@029430f630                                    47292416 +- 432598      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-chrome --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=load.media.facebook.photos 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/8940027312077779472


For feedback, file a bug with component Speed>Bisection