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Issue 735686 link

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Issue metadata

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



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13.4%-14.6% regression in loading.desktop at 479853:479940

Project Member Reported by lanwei@chromium.org, Jun 21 2017

Issue description

See the link to graphs below.
 

Comment 1 by lanwei@chromium.org, Jun 21 2017

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=735686

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgtrrPrAsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg9sD-hQgM


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

chromium-rel-mac-retina
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Jun 21 2017


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

Bisect Details
  Configuration: mac_retina_perf_bisect
  Benchmark    : loading.desktop
  Metric       : timeToFirstContentfulPaint_avg/pcv1-cold/Vnexpress

Revision             Result                  N
chromium@479852      280.237 +- 34.4065      21      good
chromium@479940      282.901 +- 45.6536      21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=Vnexpress loading.desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8976140209275533296

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=4524883318407168


| 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!
Project Member

Comment 5 by 42576172...@developer.gserviceaccount.com, Jun 22 2017


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

Bisect Details
  Configuration: mac_retina_perf_bisect
  Benchmark    : loading.desktop
  Metric       : timeToFirstContentfulPaint_avg/pcv1-cold/Vnexpress

Revision             Result                  N
chromium@479852      282.864 +- 45.059       21      good
chromium@479940      279.654 +- 38.8863      21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=Vnexpress loading.desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8976132347917773568

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=4524883318407168


| 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!
Status: WontFix (was: Untriaged)
Looks like noise.

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