All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=729913

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxp-LsAoM


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

chromium-rel-win7-x64-dual

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8977563684625241104

=== BISECT JOB RESULTS ===
Perf regression found but unable to narrow commit range

Build failures prevented the bisect from narrowing the range further.


Bisect Details
  Configuration: win_x64_perf_bisect
  Benchmark    : service_worker.service_worker_micro_benchmark
  Metric       : concurrent_1_response_50_percentile/concurrent_1_response_50_percentile
  Change       : 3.53% | 1.27583333333 -> 1.32444444444

Suspected Commit Range
  8 commits in range
  https://chromium.googlesource.com/chromium/src/+log/5bb68a73901bc3d498901f02f9454576c6b033d3..db5c38ed5ffceeb949a875a17b6c3e2048b4eabb


Revision             Result                    N
chromium@475633      1.27583 +- 0.0286502      6        good
chromium@475697      1.28222 +- 0.0515321      9        good
chromium@475729      1.29571 +- 0.0879935      14       good
chromium@475737      1.31929 +- 0.0591004      14       good
chromium@475738      ---                       ---      build failure
chromium@475739      ---                       ---      build failure
chromium@475740      ---                       ---      build failure
chromium@475741      ---                       ---      build failure
chromium@475742      ---                       ---      build failure
chromium@475743      ---                       ---      build failure
chromium@475744      ---                       ---      build failure
chromium@475745      1.34714 +- 0.176028       14       bad
chromium@475761      1.32444 +- 0.0502217      9        bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests service_worker.service_worker_micro_benchmark

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8977563684625241104

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5009806835843072


| 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!