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Issue 649304 link

Starred by 3 users

Issue metadata

Status: Fixed
Owner:
Closed: Apr 2017
Components:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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4.9% regression in speedometer at 420079:420096

Project Member Reported by mvstan...@chromium.org, Sep 22 2016

Issue description

Looks like it stays worse (not just noise).

 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=649304

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICghY3WswoM


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

chromium-rel-mac10
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Sep 22 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@420078  201.99   2.90377  18  good
chromium@420096  203.218  3.04204  18  bad

Bisect job ran on: mac_10_10_perf_bisect
Bug ID: 649304

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests speedometer
Test Metric: FlightJS-TodoMVC/FlightJS-TodoMVC
Relative Change: 0.17%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_10_10_perf_bisect/builds/2396
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9000818645134681344


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5845953817346048

| 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!
The graph did recover.
Status: Fixed (was: Assigned)

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