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Issue 714636 link

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Issue metadata

Status: WontFix
Owner:
Closed: Apr 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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66.6% regression in v8.browsing_desktop at 464266:464341

Project Member Reported by jgruber@chromium.org, Apr 24 2017

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=714636

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg4sGj7ggM


Bot(s) for this bug's original alert(s):

chromium-rel-win7-gpu-intel
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Apr 24 2017


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

Bisect Details
  Configuration: winx64intel_perf_bisect
  Benchmark    : v8.browsing_desktop
  Metric       : v8-gc-total_max/browse_search/browse_search_google_india

Revision             Result                  N
chromium@464265      5.72281 +- 4.35501      21      good
chromium@464341      6.05224 +- 1.18388      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.browsing_desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8981422271870257408

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5845222795247616


| 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 5 by 42576172...@developer.gserviceaccount.com, Apr 24 2017


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

Bisect Details
  Configuration: winx64intel_perf_bisect
  Benchmark    : v8.browsing_desktop
  Metric       : v8-gc-total_max/browse_search/browse_search_google_india

Revision             Result                  N
chromium@464265      6.20005 +- 2.75483      21      good
chromium@464341      6.16848 +- 1.84026      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.browsing_desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8981412532142100784

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5845222795247616


| 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, Apr 25 2017


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

Bisect Details
  Configuration: winx64intel_perf_bisect
  Benchmark    : v8.browsing_desktop
  Metric       : v8-gc-total_max/browse_search/browse_search_google_india

Revision             Result                  N
chromium@464265      6.04814 +- 2.39108      21      good
chromium@464341      6.19971 +- 3.23904      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.browsing_desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8981314898806381776

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5845222795247616


| 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 9 by 42576172...@developer.gserviceaccount.com, Apr 26 2017

Cc: horo@chromium.org
Owner: horo@chromium.org

=== Auto-CCing suspected CL author horo@chromium.org ===

Hi horo@chromium.org, the bisect results pointed to your CL, please take a look at the
results.


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

Suspected Commit
  Author : horo
  Commit : 23752147e6f5f7dcaf4bad1bb1c306fb91e1ec5b
  Date   : Thu Apr 13 03:29:24 2017
  Subject: Enable ServiceWorkerNavigationPreload by default

Bisect Details
  Configuration: winx64intel_perf_bisect
  Benchmark    : v8.browsing_desktop
  Metric       : v8-gc-total_max/browse_search/browse_search_google_india
  Change       : 6.90% | 5.67976190476 -> 6.07185714286

Revision             Result                   N
chromium@464265      5.67976 +- 4.13266       21      good
chromium@464275      5.05522 +- 3.25179       9       good
chromium@464276      6.28956 +- 2.02646       9       bad       <--
chromium@464277      5.68856 +- 2.82869       9       bad
chromium@464278      5.99517 +- 0.342475      6       bad
chromium@464280      6.13956 +- 0.946392      9       bad
chromium@464284      6.27617 +- 0.771132      6       bad
chromium@464303      6.17933 +- 0.649159      6       bad
chromium@464341      6.07186 +- 0.804314      14      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.browsing_desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8981263222364974624

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5274231421534208


| 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 11 by 42576172...@developer.gserviceaccount.com, Apr 26 2017


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

Bisect Details
  Configuration: winx64intel_perf_bisect
  Benchmark    : v8.browsing_desktop
  Metric       : v8-gc-total_max/browse_search/browse_search_google_india

Revision             Result                  N
chromium@464265      5.92071 +- 1.05717      21      good
chromium@464341      6.00671 +- 1.21356      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.browsing_desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8981236998043143744

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6384195389095936


| 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 13 by 42576172...@developer.gserviceaccount.com, Apr 26 2017


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

Suspected Commit
  Author : horo
  Commit : 23752147e6f5f7dcaf4bad1bb1c306fb91e1ec5b
  Date   : Thu Apr 13 03:29:24 2017
  Subject: Enable ServiceWorkerNavigationPreload by default

Bisect Details
  Configuration: winx64intel_perf_bisect
  Benchmark    : v8.browsing_desktop
  Metric       : v8-gc-total_max/browse_search/browse_search_google_india
  Change       : 9.47% | 5.56121428571 -> 6.08764285714

Revision             Result                   N
chromium@464265      5.56121 +- 4.01172       14      good
chromium@464275      5.36993 +- 4.14405       14      good
chromium@464276      6.13789 +- 0.934941      9       bad       <--
chromium@464277      5.89057 +- 3.16118       14      bad
chromium@464278      5.93656 +- 0.228114      9       bad
chromium@464280      6.01733 +- 0.6038        9       bad
chromium@464284      6.19711 +- 0.899017      9       bad
chromium@464303      5.994 +- 0.764484        14      bad
chromium@464341      6.08764 +- 1.31738       14      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.browsing_desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8981227272914744704

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6384195389095936


| 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!

Comment 14 by horo@chromium.org, Apr 28 2017

Status: WontFix (was: Untriaged)
Looks like a noise.

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

Suspected Commit
  Author : horo
  Commit : 23752147e6f5f7dcaf4bad1bb1c306fb91e1ec5b
  Date   : Thu Apr 13 03:29:24 2017
  Subject: Enable ServiceWorkerNavigationPreload by default

Bisect Details
  Configuration: winx64intel_perf_bisect
  Benchmark    : v8.browsing_desktop
  Metric       : v8-gc-total_max/browse_search/browse_search_google_india
  Change       : 20.47% | 5.07733333333 -> 6.1165

Revision             Result                   N
chromium@464265      5.07733 +- 3.51414       6       good
chromium@464275      5.31511 +- 2.99935       9       good
chromium@464276      6.11933 +- 0.91856       9       bad       <--
chromium@464277      5.88971 +- 3.43933       14      bad
chromium@464278      6.05014 +- 1.34744       14      bad
chromium@464280      6.07222 +- 1.49003       9       bad
chromium@464284      6.166 +- 0.620799        6       bad
chromium@464303      5.91156 +- 0.287997      9       bad
chromium@464341      6.1165 +- 1.02864        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.search.google.india v8.browsing_desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8980663265766358960

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5845222795247616


| 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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