1870079 - 0.73 - 0.61% installer size / installer size + 1 more (OSX) regression on Sat December 9 2023

Status: RESOLVED WONTFIX

(Core :: Performance, defect)

Description

[Alex Finder]

Perfherder has detected a build_metrics performance regression from push 5e7ca7b9c60d764540bfc20b243ffaa67dfbfaa9. As author of one of the patches included in that push, we need your help to address this regression.

Regressions:

Ratio	Test	Platform	Options	Absolute values (old vs new)
1%	installer size	osx-shippable	nightly	89,479,045.00 -> 90,129,876.50
1%	installer size	osx-nightlyasrelease	nightly nightly-as-release	87,659,840.50 -> 88,207,306.50
1%	installer size	osx-aarch64-shippable	aarch64 nightly	85,161,157.12 -> 85,681,225.42

Details of the alert can be found in the alert summary, including links to graphs and comparisons for each of the affected tests. Please follow our guide to handling regression bugs and let us know your plans within 3 business days, or the patch(es) may be backed out in accordance with our regression policy.

For more information on performance sheriffing please see our FAQ.

Comment 1

[BugBot [:suhaib / :marco/ :calixte]]

Set release status flags based on info from the regressing bug 1867581

:mleclair, since you are the author of the regressor, bug 1867581, could you take a look? Also, could you set the severity field?

For more information, please visit BugBot documentation.

Comment 2

[BugBot [:suhaib / :marco/ :calixte]]

Set release status flags based on info from the regressing bug 1867581

Comment 3

[Donal Meehan [:dmeehan]]

:fdoty could this be triaged for severity?

Comment 4

[Marc Leclair [:mleclair]]

This increase in size came from the PGO change I made to make sure the tests ran to completion. The performance team has agreed to the trade-off considering how these changes improved Speedometer 3 runtime.