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Issue 792461 link

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Issue metadata

Status: WontFix
Owner: ----
Closed: Jan 2018
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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5.9% regression in smoothness.key_silk_cases at 521610:521673

Project Member Reported by pmeenan@chromium.org, Dec 6 2017

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=792461

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=1816c7fcf59d7354ed48afd00208506bf49e3b37eb47f0cdf8200f1801040cbf


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

android-webview-nexus5X

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

Bisect Details
  Configuration: android_webview_arm64_aosp_perf_bisect
  Benchmark    : smoothness.key_silk_cases
  Metric       : mean_frame_time/https___www.google.com_search?hl_en_q_define%3Aboogie

Revision             Result                  N
chromium@521609      19.4793 +- 1.53589      21      good
chromium@521673      19.3244 +- 1.63926      21      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=https...www.google.com.search.hl.en.q.define.3Aboogie smoothness.key_silk_cases

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8960949221621965056


For feedback, file a bug with component Speed>Bisection
Trying a pinpoint bisect on a wider range, since this seems to bump up over a few data points.
Project Member

Comment 6 by 42576172...@developer.gserviceaccount.com, Jan 22 2018

📍 Couldn't reproduce a difference.
https://pinpoint-dot-chromeperf.appspot.com/job/168f8ee8840000
Status: WontFix (was: Untriaged)
This recovered.

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