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Issue metadata

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



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13.4%-13.6% regression in page_cycler_v2.typical_25 at 468431:468554

Project Member Reported by mustaq@chromium.org, May 3 2017

Issue description

See the link to graphs below.
 

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

Bisect Details
  Configuration: mac_retina_perf_bisect
  Benchmark    : page_cycler_v2.typical_25
  Metric       : timeToFirstContentfulPaint_avg/pcv1-warm/http___www.theverge.com_2013_3_5_4061684_inside-ted-the-smartest-bubble-in-the-world

Revision             Result                  N
chromium@468769      692.367 +- 2022.88      21      good
chromium@468873      637.057 +- 2675.41      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=http...www.theverge.com.2013.3.5.4061684.inside.ted.the.smartest.bubble.in.the.world page_cycler_v2.typical_25

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8980605739552158480

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5041936974479360


| 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!

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

Bisect Details
  Configuration: mac_retina_perf_bisect
  Benchmark    : page_cycler_v2.typical_25
  Metric       : timeToFirstContentfulPaint_avg/pcv1-warm/http___www.theverge.com_2013_3_5_4061684_inside-ted-the-smartest-bubble-in-the-world

Revision             Result                  N
chromium@468769      500.376 +- 1401.11      21      good
chromium@468873      330.59 +- 637.273       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=http...www.theverge.com.2013.3.5.4061684.inside.ted.the.smartest.bubble.in.the.world page_cycler_v2.typical_25

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8980598072489500528

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5041936974479360


| 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)
All recovered.

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