New issue
Advanced search Search tips

Issue 737488 link

Starred by 1 user

Issue metadata

Status: Duplicate
Merged: issue 737350
Owner:
Closed: Jun 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



Sign in to add a comment

1.3% regression in media.android.tough_video_cases_tbmv2 at 482283:482365

Project Member Reported by ulan@google.com, Jun 28 2017

Issue description

See the link to graphs below.
 

Comment 2 by u...@chromium.org, Jun 28 2017

Status: Untriaged (was: Assigned)
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Jun 28 2017

Mergedinto: 737350
Status: Duplicate (was: Untriaged)

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

Suspected Commit
  Author : Michael Starzinger
  Commit : 0d833cb94f882e28054ea1fcff7de1d6dafe302a
  Date   : Mon Jun 26 15:04:43 2017
  Subject: [deoptimizer] Remove support for code-stub "deopt".

Bisect Details
  Configuration: android_nexus5_perf_bisect
  Benchmark    : media.android.tough_video_cases_tbmv2
  Metric       : memory:chrome:renderer_processes:reported_by_chrome:v8:heap:effective_size_avg/video.html?src_tulip2.mp3_type_audio_seek
  Change       : 1.27% | 2593884.66667 -> 2626869.33333

Revision                           Result                  N
chromium@482282                    2593885 +- 2165.08      6      good
chromium@482324                    2593187 +- 2443.76      6      good
chromium@482345                    2593888 +- 1896.25      5      good
chromium@482345,v8@d4b4b7e35f      2593549 +- 2922.07      6      good
chromium@482345,v8@0d833cb94f      2625607 +- 3151.05      6      bad       <--
chromium@482345,v8@acf4929379      2625712 +- 3403.72      6      bad
chromium@482345,v8@71eb30bcdd      2625500 +- 1585.72      6      bad
chromium@482346                    2624914 +- 3189.98      6      bad
chromium@482347                    2625507 +- 3454.81      6      bad
chromium@482348                    2625857 +- 2209.23      6      bad
chromium@482350                    2625029 +- 3962.38      6      bad
chromium@482355                    2625584 +- 2444.7       6      bad
chromium@482365                    2626869 +- 2486.09      6      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 --story-filter=video.html.src.tulip2.mp3.type.audio.seek media.android.tough_video_cases_tbmv2

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8975554130425541920

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5694716294725632


| 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!

Sign in to add a comment