New issue
Advanced search Search tips

Issue 733106 link

Starred by 1 user

Issue metadata

Status: Duplicate
Merged: issue 732711
Owner: ----
Closed: Jun 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



Sign in to add a comment

1%-132.4% regression in v8.runtimestats.browsing_desktop at 477145:478106

Project Member Reported by mlippautz@google.com, Jun 14 2017

Issue description

See the link to graphs below.
 
Project Member

Comment 2 by 42576172...@developer.gserviceaccount.com, Jun 14 2017


=== BISECT JOB RESULTS ===
NO Perf regression found, tests failed to produce values

Bisect Details
  Configuration: mac_10_12_perf_bisect
  Benchmark    : v8.runtimestats.browsing_desktop
  Metric       : v8-gc-memory-mark-compactor_avg/browse_news/browse_news_reddit

Revision             Result                  N
chromium@478106      8.12002 +- 3.18311      21      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=browse.news.reddit v8.runtimestats.browsing_desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8976833312741728448

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5053160671936512


| 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 4 by 42576172...@developer.gserviceaccount.com, Jun 14 2017


=== BISECT JOB RESULTS ===
NO Perf regression found, tests failed to produce values

Bisect Details
  Configuration: mac_10_12_perf_bisect
  Benchmark    : v8.runtimestats.browsing_desktop
  Metric       : v8-gc-memory-mark-compactor_avg/browse_news/browse_news_reddit

Revision             Result                  N
chromium@478106      8.10639 +- 2.42786      21      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=browse.news.reddit v8.runtimestats.browsing_desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8976819374756303936

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5053160671936512


| 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 19 2017

Mergedinto: 732711
Status: Duplicate (was: Untriaged)

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

Suspected Commit
  Author : jgruber
  Commit : 866ee63c581393185de63319aae94b21fc4069dd
  Date   : Tue Jun 06 11:28:37 2017
  Subject: [string] Re-enable result caching for String.p.split

Bisect Details
  Configuration: mac_10_11_perf_bisect
  Benchmark    : system_health.memory_desktop
  Metric       : memory:chrome:renderer_processes:reported_by_chrome:v8:heap:allocated_objects_size_avg/load_media/load_media_youtube
  Change       : 1.03% | 20053777.3333 -> 20259706.6667

Revision                           Result                   N
chromium@477228                    20053777 +- 68470.0      6      good
chromium@477258                    20035051 +- 64551.3      6      good
chromium@477273                    20057117 +- 85866.2      6      good
chromium@477280                    20033252 +- 53655.9      6      good
chromium@477284                    20058131 +- 103648       6      good
chromium@477284,v8@c22ca7f73b      20049212 +- 56554.0      6      good
chromium@477284,v8@866ee63c58      20294564 +- 87536.0      6      bad       <--
chromium@477284,v8@a5838cc92b      20291901 +- 80698.7      6      bad
chromium@477285                    20271732 +- 62583.0      6      bad
chromium@477286                    20266181 +- 55390.2      6      bad
chromium@477287                    20259707 +- 51200.6      6      bad

Please refer to the following doc on diagnosing memory regressions:
  https://chromium.googlesource.com/chromium/src/+/master/docs/memory-infra/memory_benchmarks.md

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=load.media.youtube system_health.memory_desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8976380939833480544

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5816122554712064


| 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 8 by 42576172...@developer.gserviceaccount.com, Jun 19 2017


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

Suspected Commit
  Author : jgruber
  Commit : 866ee63c581393185de63319aae94b21fc4069dd
  Date   : Tue Jun 06 11:28:37 2017
  Subject: [string] Re-enable result caching for String.p.split

Bisect Details
  Configuration: mac_10_12_perf_bisect
  Benchmark    : system_health.memory_desktop
  Metric       : memory:chrome:renderer_processes:reported_by_chrome:v8:heap:allocated_objects_size_avg/load_media/load_media_youtube
  Change       : 1.16% | 19838992.0 -> 20068166.6667

Revision                           Result                   N
chromium@477268                    19838992 +- 30566.8      6      good
chromium@477279                    19837231 +- 23226.0      6      good
chromium@477284                    19834211 +- 3554.23      6      good
chromium@477284,v8@c22ca7f73b      19825681 +- 42051.7      6      good
chromium@477284,v8@866ee63c58      20066943 +- 51000.6      6      bad       <--
chromium@477284,v8@a5838cc92b      20072009 +- 29718.3      6      bad
chromium@477285                    20064412 +- 4390.56      6      bad
chromium@477286                    20064899 +- 5354.6       6      bad
chromium@477287                    20065284 +- 32351.7      6      bad
chromium@477289                    20073020 +- 31718.3      6      bad
chromium@477309                    20066569 +- 12298.3      6      bad
chromium@477350                    20068167 +- 23695.9      6      bad

Please refer to the following doc on diagnosing memory regressions:
  https://chromium.googlesource.com/chromium/src/+/master/docs/memory-infra/memory_benchmarks.md

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=load.media.youtube system_health.memory_desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8976380917989355440

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5680857928433664


| 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