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Issue 728380 link

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Issue metadata

Status: Duplicate
Merged: issue 728471
Owner: ----
Closed: Jun 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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28.3% regression in thread_times.key_idle_power_cases at 475889:475899

Project Member Reported by jasontiller@chromium.org, May 31 2017

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=728380

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDghsfQ9ggM


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

android-webview-nexus6
Mergedinto: 728471
Status: Duplicate (was: Untriaged)

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

Suspected Commit
  Author : nednguyen
  Commit : 24245dde6fc83c8881775a3d2556797f5bba287b
  Date   : Wed May 31 11:04:00 2017
  Subject: Always execute network_quiescence.js script upon navigating to a page

Bisect Details
  Configuration: android_webview_nexus6_aosp_perf_bisect
  Benchmark    : thread_times.key_idle_power_cases
  Metric       : thread_total_all_cpu_time_per_second/blank.html

Revision                                 Result                      N
chromium@475888                          0.172634 +- 0.00894266      6      good
chromium@475894                          0.170771 +- 0.00592878      6      good
chromium@475897                          0.167357 +- 0.0280991       6      good
chromium@475897,catapult@24245dde6f      0.221713 +- 0.00994906      6      bad       <--
chromium@475898                          0.221579 +- 0.0137853       6      bad
chromium@475899                          0.220671 +- 0.0141743       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=blank.html thread_times.key_idle_power_cases

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8977857458455544816

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6464931865559040


| 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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