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Issue 780193 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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29.7% regression in blink_perf.layout at 511228:511285

Project Member Reported by briander...@chromium.org, Oct 31 2017

Issue description

See the link to graphs below.
 
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Oct 31 2017

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=780193

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=7e0bffc340b24fe386f717d4629e563a573d9cafb2754ca332bb5ed4e3402a5c


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    : blink_perf.layout
  Metric       : flexbox-row-nowrap/flexbox-row-nowrap

Revision             Result                 N
chromium@511227      224.171 +- 4.7776      21      good
chromium@511285      209.381 +- 161.27      21      bad

Please refer to the following doc on diagnosing blink_perf regressions:
  https://chromium.googlesource.com/chromium/src/+/master/docs/speed/benchmark_harnesses/blink_perf.md

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 blink_perf.layout

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8964186345698733424


For feedback, file a bug with component Speed>Bisection
Status: WontFix (was: Untriaged)
This recovered.

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