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Issue 767961 link

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Issue metadata

Status: WontFix
Owner: ----
Closed: Dec 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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A zero-to-nonzero regression in thread_times.key_silk_cases at 502829:503066

Project Member Reported by benhenry@google.com, Sep 22 2017

Issue description

Links to graph (loads slowly, but all looks like the same regression) below.
 
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Sep 22 2017

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=767961

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=3d1075f59ec89ea33edab224538b12938b0a6dbcd8bd4f0f3d38caab8b28c6d2


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

android-nexus5
android-nexus5X
android-nexus6
android-nexus7v2
android-one
android-webview-nexus5X
android-webview-nexus6
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Sep 23 2017


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

Bisect Details
  Configuration: android_webview_nexus6_aosp_perf_bisect
  Benchmark    : thread_times.key_silk_cases
  Metric       : thread_renderer_compositor_cpu_time_per_frame/pushState.html

Revision             Result                   N
chromium@502909      1.99348 +- 0.567986      21      good
chromium@502965      1.91662 +- 0.662413      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=pushState.html thread_times.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/8967727738769776640


For feedback, file a bug with component Speed>Bisection
Status: WontFix (was: Untriaged)
Bisect unable to find culprit, this regression exists in stable. Ignoring.

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