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Issue metadata

Status: Duplicate
Merged: issue 728471
Owner: ----
Closed: Jun 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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1.3%-4% regression in media.tough_video_cases_tbmv2 at 475452:476266

Project Member Reported by liberato@google.com, Jun 5 2017

Issue description

See the link to graphs below.
 
Mergedinto: 728471
Status: Duplicate (was: Untriaged)

=== BISECT JOB RESULTS ===
Perf regression found with culprit

Suspected Commit
  Author : nednguyen
  Commit : 24245dde6fc83c8881775a3d2556797f5bba287b
  Date   : Wed May 31 11:04:00 2017
  Subject: Always execute network_quiescence.js script upon navigating to a page

Bisect Details
  Configuration: winx64nvidia_perf_bisect
  Benchmark    : media.tough_video_cases_tbmv2
  Metric       : memory:chrome:renderer_processes:reported_by_chrome:v8:heap:old_space:allocated_objects_size_sum/video.html?src_tulip2.mp3_type_audio_seek
  Change       : 3.87% | 2004753.33333 -> 2082361.33333

Revision                                 Result                  N
chromium@475607                          2004753 +- 584.1        6      good
chromium@475772                          2005279 +- 1962.97      6      good
chromium@475855                          2004833 +- 432.506      6      good
chromium@475896                          2005045 +- 1537.07      6      good
chromium@475897                          2004813 +- 378.065      6      good
chromium@475897,catapult@24245dde6f      2082141 +- 410.84       6      bad       <--
chromium@475898                          2082165 +- 358.961      6      bad
chromium@475899                          2082181 +- 573.959      6      bad
chromium@475902                          2083513 +- 7894.8       6      bad
chromium@475907                          2082229 +- 836.424      6      bad
chromium@475917                          2082092 +- 52.7636      6      bad
chromium@475937                          2082088 +- 55.4256      6      bad
chromium@476266                          2082361 +- 1558.97      6      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 --story-filter=video.html.src.tulip2.mp3.type.audio.seek media.tough_video_cases_tbmv2

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8977606756693098192

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5870482982699008


| 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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