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Issue metadata

Status: Duplicate
Merged: issue 737360
Owner: ----
Closed: Jun 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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46.7%-122.6% regression in thread_times.key_idle_power_cases at 482302:482389

Project Member Reported by sullivan@chromium.org, Jun 28 2017

Issue description

See the link to graphs below.
 
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Jun 28 2017

Mergedinto: 737360
Status: Duplicate (was: Untriaged)

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

Suspected Commit
  Author : Vladimir Levin
  Commit : aee539101b28c16fc9e38fe648ab0f5d017c4aab
  Date   : Mon Jun 26 17:34:44 2017
  Subject: cc: Add solid color analyzer to replace AnalysisCanvas

Bisect Details
  Configuration: android_webview_nexus6_aosp_perf_bisect
  Benchmark    : thread_times.key_idle_power_cases
  Metric       : thread_total_all_cpu_time_per_second/set-timeout.html
  Change       : 123.17% | 22.5525162091 -> 50.329883744

Revision             Result                   N
chromium@482301      22.5525 +- 1.75292       6      good
chromium@482303      22.2156 +- 1.79542       6      good
chromium@482304      22.7352 +- 0.134978      6      good
chromium@482305      52.8749 +- 7.86804       6      bad       <--
chromium@482309      51.1144 +- 6.72384       6      bad
chromium@482317      49.8953 +- 0.232393      6      bad
chromium@482332      50.3299 +- 0.69934       6      bad

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=set.timeout.html thread_times.key_idle_power_cases

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8975581151242655232

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5093442079686656


| 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!

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