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Issue metadata

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



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7.1%-7.4% regression in system_health.memory_mobile at 434569:434607

Project Member Reported by jgruber@chromium.org, Jan 9 2017

Issue description

See the link to graphs below.
 

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

Bisect Details
  Configuration: android_nexus5_perf_bisect
  Benchmark    : system_health.memory_mobile
  Metric       : memory:chrome:renderer_processes:reported_by_chrome:v8:heap:allocated_objects_size_avg/memory:chrome:renderer_processes:reported_by_chrome:v8:heap:allocated_objects_size_avg

Revision             Result                    N
chromium@434568      8768721 +- 60199481       60       good
chromium@434607      8465412 +- 100733594      180      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests system_health.memory_mobile

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8990938256251180720

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5779975057178624


| 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!
Status: WontFix (was: Assigned)
Seems to be caused by flaky background_media dataset.
Project Member

Comment 6 by 42576172...@developer.gserviceaccount.com, Apr 11 2017


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

Bisect Details
  Configuration: android_nexus5_perf_bisect
  Benchmark    : system_health.memory_mobile
  Metric       : memory:chrome:renderer_processes:reported_by_chrome:v8:heap:allocated_objects_size_avg/memory:chrome:renderer_processes:reported_by_chrome:v8:heap:allocated_objects_size_avg

Revision             Result                    N
chromium@434568      8768721 +- 60199481       60       good
chromium@434607      8465412 +- 100733594      180      bad

Please refer to the following doc on diagnosing memory regressions:
  https://chromium.googlesource.com/chromium/src/+/master/docs/memory-infra/memory_benchmarks.md

To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests system_health.memory_mobile

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8982592570459526528

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5779975057178624


| 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!

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