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Issue 714706 link

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Issue metadata

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



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15.2% regression in media.tough_video_cases at 464158:464273

Project Member Reported by w...@chromium.org, Apr 24 2017

Issue description

Cold seek time regressed.
 

Comment 1 by w...@chromium.org, Apr 24 2017

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=714706

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg4r3kogoM


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

chromium-rel-win7-gpu-nvidia
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Apr 25 2017


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

Bisect Details
  Configuration: winx64nvidia_perf_bisect
  Benchmark    : media.tough_video_cases
  Metric       : seek/tulip2.mp4_seek_cold

Revision             Result                  N
chromium@464157      787.672 +- 260.199      21      good
chromium@464273      774.799 +- 290.007      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/8981409397312175296

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5850847591792640


| 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, Apr 25 2017


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

Bisect Details
  Configuration: winx64nvidia_perf_bisect
  Benchmark    : media.tough_video_cases
  Metric       : seek/tulip2.mp4_seek_cold

Revision             Result                  N
chromium@464157      747.526 +- 209.862      21      good
chromium@464273      733.766 +- 308.798      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/8981384126299027312

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5850847591792640


| 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!

Comment 6 by w...@chromium.org, Apr 25 2017

Components: Internals>Media
Status: WontFix (was: Untriaged)
Project Member

Comment 8 by 42576172...@developer.gserviceaccount.com, Apr 26 2017


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

Bisect Details
  Configuration: winx64nvidia_perf_bisect
  Benchmark    : media.tough_video_cases
  Metric       : seek/tulip2.mp4_seek_cold

Revision             Result                  N
chromium@464157      735.686 +- 305.657      21      good
chromium@464273      734.27 +- 346.943       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/8981244290466124656

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5850847591792640


| 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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