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Issue metadata

Status: Duplicate
Merged: issue 731841
Owner: ----
Closed: Jun 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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3.3%-4% regression in media.tough_video_cases_tbmv2 at 476975:478521

Project Member Reported by chcunningham@google.com, Jun 12 2017

Issue description

Bump in 

memory:chrome:all_processes:reported_by_os:system_memory:native_heap:proportional_resident_size_avg

 
Project Member

Comment 2 by 42576172...@developer.gserviceaccount.com, Jun 12 2017

Mergedinto: 731841
Status: Duplicate (was: Untriaged)

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

Suspected Commit
  Author : Dale Curtis
  Commit : 24fca6fb8a70b95cae28843751485529e02378c0
  Date   : Wed Jun 07 03:50:37 2017
  Subject: Enable parallel decode requests for VpxVideoDecoder when offloading.

Bisect Details
  Configuration: win_perf_bisect
  Benchmark    : media.tough_video_cases_tbmv2
  Metric       : memory:chrome:all_processes:reported_by_os:system_memory:native_heap:proportional_resident_size_avg/video.html?src_tulip2.vp9.webm
  Change       : 4.25% | 141210163.167 -> 147210355.667

Revision             Result                    N
chromium@476974      141210163 +- 1346781      6      good
chromium@477361      141959800 +- 959695       6      good
chromium@477458      141526335 +- 1472714      6      good
chromium@477507      141311581 +- 1530741      6      good
chromium@477531      141708855 +- 1485264      6      good
chromium@477534      141442173 +- 874234       6      good
chromium@477536      141460870 +- 1260741      6      good
chromium@477537      146378838 +- 873653       6      bad       <--
chromium@477543      146683545 +- 1576136      6      bad
chromium@477555      146199559 +- 1399822      6      bad
chromium@477748      146256709 +- 1381729      6      bad
chromium@478521      147210356 +- 1236644      6      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 --story-filter=video.html.src.tulip2.vp9.webm media.tough_video_cases_tbmv2

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8976970154126314400

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6107146384572416


| 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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