New issue
Advanced search Search tips

Issue 733235 link

Starred by 1 user

Issue metadata

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



Sign in to add a comment

10.2%-139.2% regression in v8.runtimestats.browsing_desktop at 477419:477611

Project Member Reported by tebbi@chromium.org, Jun 14 2017

Issue description

See the link to graphs below.
 
Project Member

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


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

Bisect Details
  Configuration: winx64ati_perf_bisect
  Benchmark    : v8.runtimestats.browsing_desktop
  Metric       : Total:duration_avg/browse_search/browse_search_google_india

Revision             Result                  N
chromium@477552      1756.94 +- 1613.98      21      good
chromium@477611      1789.09 +- 1874.52      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 --story-filter=browse.search.google.india v8.runtimestats.browsing_desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8976807540668008112

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=4604594019106816


| 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 6 by 42576172...@developer.gserviceaccount.com, Jun 14 2017


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

Bisect Details
  Configuration: winx64ati_perf_bisect
  Benchmark    : v8.runtimestats.browsing_desktop
  Metric       : Total:duration_avg/browse_search/browse_search_google_india

Revision             Result                  N
chromium@477552      1609.81 +- 1890.56      21      good
chromium@477611      1673.3 +- 1802.94       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 --story-filter=browse.search.google.india v8.runtimestats.browsing_desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8976796726198551856

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=4604594019106816


| 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 7 by 42576172...@developer.gserviceaccount.com, Jun 14 2017

Mergedinto: 730475
Status: Duplicate (was: Untriaged)

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

Suspected Commit
  Author : mek
  Commit : c8e2b27f71c6792fa1072fa98a22c111ad229090
  Date   : Tue Jun 06 23:18:28 2017
  Subject: Switch to mojo localstorage backend by default.

Bisect Details
  Configuration: win_x64_perf_bisect
  Benchmark    : v8.runtimestats.browsing_desktop
  Metric       : Total:duration_avg/browse_media/browse_media_youtube
  Change       : 21.94% | 3197.38083333 -> 3898.88266667

Revision             Result                  N
chromium@477443      3197.38 +- 388.819      6      good
chromium@477451      3151.18 +- 230.698      6      good
chromium@477455      3136.83 +- 81.9785      6      good
chromium@477457      3098.11 +- 96.4391      6      good
chromium@477458      3831.24 +- 454.347      6      bad       <--
chromium@477459      3601.03 +- 228.796      9      bad
chromium@477475      3646.43 +- 197.06       6      bad
chromium@477507      3716.26 +- 805.165      9      bad
chromium@477570      3898.88 +- 712.642      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=browse.media.youtube v8.runtimestats.browsing_desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8976797968151586416

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6134697123381248


| 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