Closed Bug 1482916 Opened 4 years ago Closed 4 years ago

2.38 - 21.33% tp5o / tp5o responsiveness / tps (linux64, windows10-64, windows10-64-qr, windows7-32) regression on push b17bf2e7a761 (Sat Aug 11 2018)

Categories

(Firefox :: Screenshots, defect)

defect
Not set
normal

Tracking

()

RESOLVED WONTFIX

People

(Reporter: igoldan, Unassigned)

References

Details

(Keywords: perf, regression, talos-regression)

Talos has detected a Firefox performance regression from push:

https://hg.mozilla.org/integration/autoland/pushloghtml?fromchange=3dc7979622c3ca97221db9320efe1d2c9ca76cb8&tochange=b17bf2e7a761071252eb4e65c553ba841dc674cb

As author of one of the patches included in that push, we need your help to address this regression.

Regressions:

 21%  tp5o responsiveness linux64 pgo e10s stylo     0.59 -> 0.71
  9%  tps windows7-32 pgo e10s stylo                 11.41 -> 12.47
  8%  tps linux64 opt e10s stylo                     10.84 -> 11.67
  7%  tps windows10-64 pgo e10s stylo                11.64 -> 12.45
  7%  tps windows7-32 opt e10s stylo                 11.91 -> 12.72
  7%  tps linux64 pgo e10s stylo                     9.85 -> 10.52
  6%  tps windows10-64-qr opt e10s stylo             9.03 -> 9.62
  6%  tps windows10-64 opt e10s stylo                12.20 -> 12.93
  2%  tp5o linux64 pgo e10s stylo                    128.89 -> 131.96

Improvements:

  3%  about_preferences_basic windows10-64 pgo e10s stylo     136.07 -> 132.34


You can find links to graphs and comparison views for each of the above tests at: https://treeherder.mozilla.org/perf.html#/alerts?id=14905

On the page above you can see an alert for each affected platform as well as a link to a graph showing the history of scores for this test. There is also a link to a treeherder page showing the Talos jobs in a pushlog format.

To learn more about the regressing test(s), please see: https://wiki.mozilla.org/Buildbot/Talos/Tests

For information on reproducing and debugging the regression, either on try or locally, see: https://wiki.mozilla.org/Buildbot/Talos/Running

*** Please let us know your plans within 3 business days, or the offending patch(es) will be backed out! ***

Our wiki page outlines the common responses and expectations: https://wiki.mozilla.org/Buildbot/Talos/RegressionBugsHandling
Component: General → Screenshots
Product: Testing → Firefox
Closing this as WONTFIX, based on https://bugzilla.mozilla.org/show_bug.cgi?id=1466575#c9
Status: NEW → RESOLVED
Closed: 4 years ago
Resolution: --- → WONTFIX
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