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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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22.2%-113.1% regression in v8.infinite_scroll-ignition_tbmv2 at 448448:448552

Project Member Reported by briander...@chromium.org, Feb 9 2017

Issue description

See the link to graphs below.
 

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

Bisect Details
  Configuration: linux_perf_bisect
  Benchmark    : v8.infinite_scroll-ignition_tbmv2
  Metric       : v8-gc-scavenger_max/v8-gc-scavenger_max

Revision             Result                  N
chromium@448447      6.41145 +- 1.60071      21      good
chromium@448552      6.4769 +- 2.01704       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 v8.infinite_scroll-ignition_tbmv2

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8988181091677266784

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5883461975408640


| 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 Tests>AutoBisect.  Thank you!
Project Member

Comment 5 by 42576172...@developer.gserviceaccount.com, Feb 11 2017


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

Bisect Details
  Configuration: linux_perf_bisect
  Benchmark    : v8.infinite_scroll-ignition_tbmv2
  Metric       : v8-gc-scavenger_avg/v8-gc-scavenger_avg

Revision             Result                   N
chromium@448447      2.0304 +- 0.342671       21      good
chromium@448552      2.04739 +- 0.393357      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 v8.infinite_scroll-ignition_tbmv2

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8988006345213598848

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=4978763990827008


| 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 7 by 42576172...@developer.gserviceaccount.com, Apr 11 2017


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

Bisect Details
  Configuration: linux_perf_bisect
  Benchmark    : v8.infinite_scroll-ignition_tbmv2
  Metric       : v8-gc-scavenger_avg/v8-gc-scavenger_avg

Revision             Result                   N
chromium@448447      2.0304 +- 0.342671       21      good
chromium@448552      2.04739 +- 0.393357      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 v8.infinite_scroll-ignition_tbmv2

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8982667429307615808

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=4978763990827008


| 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)
This alert was found before M-60 branched. Closing as WontFix as this is believed to either be invalid or non-reproducible. 

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