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Issue 675010 link

Starred by 1 user
Status: WontFix
Owner: ----
Closed: Jul 2017
Cc:
█ jasontiller@chromium.org
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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15% regression in smoothness.top_25_smooth at 438278:438423

Project Member Reported by jasontiller@chromium.org, Dec 16 2016 
See the link to graphs below.

Comment 1 by jasontiller@chromium.org, Dec 16 2016 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=675010

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgj4vhtQoM


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

chromium-rel-mac-hdd
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Dec 16 2016 


===== BISECT JOB RESULTS =====
Status: failed


=== Bisection aborted ===
The bisect was aborted because Bisect cannot identify a culprit: Bisect failed to reproduce the regression with enough confidence.
Please contact the the team (see below) if you believe this is in error.

===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N     Good?
chromium@438277  18.3161  658.534  1321  good
chromium@438423  17.2073  404.951  1421  bad

Bisect job ran on: mac_hdd_perf_bisect
Bug ID: 675010

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...sports.yahoo.com. smoothness.top_25_smooth
Test Metric: frame_times/http___sports.yahoo.com_
Relative Change: 6.05%

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_hdd_perf_bisect/builds/908
Job details: https://chromeperf.appspot.com/buildbucket_job_status/8993092335036904960


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5900736683048960

| 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 Tests>AutoBisect.  Thank you!
Project Member

Comment 5 by 42576172...@developer.gserviceaccount.com, Dec 16 2016 


===== BISECT JOB RESULTS =====
Status: failed


=== Bisection aborted ===
The bisect was aborted because Bisect cannot identify a culprit: Bisect failed to reproduce the regression with enough confidence.
Please contact the the team (see below) if you believe this is in error.

===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N     Good?
chromium@438277  19.0879  751.315  1279  good
chromium@438423  18.2599  635.455  1324  bad

Bisect job ran on: mac_hdd_perf_bisect
Bug ID: 675010

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...sports.yahoo.com. smoothness.top_25_smooth
Test Metric: frame_times/http___sports.yahoo.com_
Relative Change: 4.34%

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_hdd_perf_bisect/builds/909
Job details: https://chromeperf.appspot.com/buildbucket_job_status/8993087132749316912


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5849797834047488

| 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 Tests>AutoBisect.  Thank you!
Project Member

Comment 8 by 42576172...@developer.gserviceaccount.com, Dec 19 2016 


===== BISECT JOB RESULTS =====
Status: failed


=== Bisection aborted ===
The bisect was aborted because Bisect cannot identify a culprit: Bisect failed to reproduce the regression with enough confidence.
Please contact the the team (see below) if you believe this is in error.

===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N     Good?
chromium@438277  16.6712  87.1201  1401  good
chromium@438423  16.6741  86.4211  1402  bad

Bisect job ran on: mac_retina_perf_bisect
Bug ID: 675010

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...sports.yahoo.com. smoothness.top_25_smooth
Test Metric: frame_times/http___sports.yahoo.com_
Relative Change: 0.02%

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_retina_perf_bisect/builds/1862
Job details: https://chromeperf.appspot.com/buildbucket_job_status/8992820926508594096


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6355789139148800

| 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 Tests>AutoBisect.  Thank you!
Project Member

Comment 9 by 42576172...@developer.gserviceaccount.com, Dec 19 2016 


===== BISECT JOB RESULTS =====
Status: failed


=== Bisection aborted ===
The bisect was aborted because Bisect cannot identify a culprit: Bisect failed to reproduce the regression with enough confidence.
Please contact the the team (see below) if you believe this is in error.

===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N     Good?
chromium@438277  18.5843  690.281  1310  good
chromium@438423  18.9528  747.327  1288  bad

Bisect job ran on: mac_hdd_perf_bisect
Bug ID: 675010

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...sports.yahoo.com. smoothness.top_25_smooth
Test Metric: frame_times/http___sports.yahoo.com_
Relative Change: 1.98%

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_hdd_perf_bisect/builds/911
Job details: https://chromeperf.appspot.com/buildbucket_job_status/8992820949599425904


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5257130062381056

| 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 Tests>AutoBisect.  Thank you!
Project Member

Comment 11 by 42576172...@developer.gserviceaccount.com, Apr 11 2017 


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

Bisect Details
  Configuration: mac_hdd_perf_bisect
  Benchmark    : smoothness.top_25_smooth
  Metric       : frame_times/http___sports.yahoo.com_

Revision             Result                  N
chromium@438277      18.5843 +- 690.281      1310      good
chromium@438423      18.9528 +- 747.327      1288      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=http...sports.yahoo.com. smoothness.top_25_smooth

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8982632411631822816

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5257130062381056


| 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 12 by benhenry@chromium.org, Jul 27 2017

Status: WontFix (was: Untriaged)
This alert was found before M-60 branched. Closing as WontFix as this is believed to either be invalid or non-reproducible.
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