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Issue metadata

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



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4.3% regression in vm_working_set_delta for media.tough_video_cases at 455708:455781

Project Member Reported by chcunningham@chromium.org, Mar 13 2017

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=701011

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDglKX_mwgM


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

chromium-rel-win7-gpu-intel
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Mar 14 2017


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

Bisect Details
  Configuration: winx64intel_perf_bisect
  Benchmark    : media.tough_video_cases
  Metric       : vm_working_set_delta_size/crowd1080.mp4_renderer

Revision             Result                 N
chromium@455707      100709 +- 733.15       21      good
chromium@455781      100758 +- 647.446      21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests media.tough_video_cases

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8985213776003689616

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5860463390228480


| 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!
Started new bisect with wider range.
Project Member

Comment 6 by 42576172...@developer.gserviceaccount.com, Mar 15 2017


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

Bisect Details
  Configuration: winx64intel_perf_bisect
  Benchmark    : media.tough_video_cases
  Metric       : vm_working_set_delta_size/crowd1080.mp4_renderer

Revision             Result                 N
chromium@455037      100750 +- 675.265      21      good
chromium@456253      100651 +- 831.064      21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests media.tough_video_cases

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8985128134410760512

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5254247546880000


| 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. Graph has since recovered.
graph.png
192 KB View Download
Project Member

Comment 9 by 42576172...@developer.gserviceaccount.com, Apr 11 2017


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

Bisect Details
  Configuration: winx64intel_perf_bisect
  Benchmark    : media.tough_video_cases
  Metric       : vm_working_set_delta_size/crowd1080.mp4_renderer

Revision             Result                 N
chromium@455037      101127 +- 8009.23      21      good
chromium@456253      100695 +- 532.896      21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests media.tough_video_cases

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8982632451703794336

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5254247546880000


| 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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