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Issue 623978 link

Starred by 2 users

Issue metadata

Status: WontFix
Owner:
Closed: Jul 2016
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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15.9% regression in power.trivial_scroll at 402354:402368

Project Member Reported by lanwei@google.com, Jun 28 2016

Issue description

See the link to graphs below.
 

Comment 1 by lanwei@google.com, Jun 28 2016

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=623978

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg4rGctgoM


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

chromium-rel-mac-retina
Project Member

Comment 2 by 42576172...@developer.gserviceaccount.com, Jun 28 2016


===== BISECT JOB RESULTS =====
Status: completed


=== Bisection aborted ===
The bisect was aborted because The metric values for the initial "good" and "bad" revisions do not represent a clear regression.
Please contact the the team (see below) if you believe this is in error.

=== Warnings ===
The following warnings were raised by the bisect job:

 * Bisect failed to reproduce the regression with enough confidence.

===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N   Good?
chromium@402353  4267.83  36.3031  18  good
chromium@402368  4189.72  222.75   18  bad

Bisect job ran on: mac_retina_perf_bisect
Bug ID: 623978

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests power.trivial_scroll
Test Metric: idle_wakeups_total/idle_wakeups_total
Relative Change: 1.03%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_retina_perf_bisect/builds/1369
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9008598240973386720


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5884644956831744

| 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 3 by sheriffbot@chromium.org, Jun 29 2016

Labels: Hotlist-Google
Project Member

Comment 4 by sheriffbot@chromium.org, Jul 1 2016

Labels: -M-53 M-54 MovedFrom-53
Moving this nonessential bug to the next milestone.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot
Project Member

Comment 6 by 42576172...@developer.gserviceaccount.com, Jul 11 2016


===== BISECT JOB RESULTS =====
Status: completed


=== Bisection aborted ===
The bisect was aborted because The metric values for the initial "good" and "bad" revisions do not represent a clear regression.
Please contact the the team (see below) if you believe this is in error.

=== Warnings ===
The following warnings were raised by the bisect job:

 * Bisect failed to reproduce the regression with enough confidence.

===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N   Good?
chromium@402353  4261.0   25.0717  18  good
chromium@402368  4201.83  148.512  18  bad

Bisect job ran on: mac_retina_perf_bisect
Bug ID: 623978

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests power.trivial_scroll
Test Metric: idle_wakeups_total/idle_wakeups_total
Relative Change: 0.08%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_retina_perf_bisect/builds/1404
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9007414977365702320


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5891166898225152

| 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, Jul 12 2016


===== BISECT JOB RESULTS =====
Status: completed


=== Bisection aborted ===
The bisect was aborted because The metric values for the initial "good" and "bad" revisions do not represent a clear regression.
Please contact the the team (see below) if you believe this is in error.

=== Warnings ===
The following warnings were raised by the bisect job:

 * Bisect failed to reproduce the regression with enough confidence.

===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N   Good?
chromium@402353  4283.39  28.2887  18  good
chromium@402368  4202.28  202.146  18  bad

Bisect job ran on: mac_retina_perf_bisect
Bug ID: 623978

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests power.trivial_scroll
Test Metric: idle_wakeups_total/idle_wakeups_total
Relative Change: 4.04%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_retina_perf_bisect/builds/1408
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9007334439235895696


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5277742086488064

| 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 10 by 42576172...@developer.gserviceaccount.com, Jul 13 2016


===== BISECT JOB RESULTS =====
Status: completed


=== Bisection aborted ===
The bisect was aborted because The metric values for the initial "good" and "bad" revisions do not represent a clear regression.
Please contact the the team (see below) if you believe this is in error.

=== Warnings ===
The following warnings were raised by the bisect job:

 * Bisect failed to reproduce the regression with enough confidence.

===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N   Good?
chromium@402353  4151.44  207.417  18  good
chromium@402368  4254.67  22.5884  18  bad

Bisect job ran on: mac_retina_perf_bisect
Bug ID: 623978

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests power.trivial_scroll
Test Metric: idle_wakeups_total/idle_wakeups_total
Relative Change: 2.39%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_retina_perf_bisect/builds/1409
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9007236415729990800


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5838091084890112

| 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!
Status: WontFix (was: Assigned)
This benchmark has been stopped working since June 28. Bisect does not give any suspicious CL. Make it as WontFix for now.

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