1782975 - 44.81 - 8.01% youtube-watch SpeedIndex / google-maps loadtime + 2 more (Android) regression on Fri July 29 2022

Status: RESOLVED WORKSFORME

(Core :: Graphics: Text, defect)

Description

[Alexandru Ionescu (needinfo me) [:alexandrui]]

Perfherder has detected a browsertime performance regression from push 577c514ce632eb519f1fe0faf13d673b3548722e. 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)
45%	youtube-watch SpeedIndex	android-hw-a51-11-0-aarch64-shippable-qr	warm webrender	761.50 -> 1,102.75
43%	youtube-watch SpeedIndex	android-hw-a51-11-0-aarch64-shippable-qr	warm webrender	761.42 -> 1,087.50
9%	google-maps fcp	android-hw-a51-11-0-aarch64-shippable-qr	warm webrender	379.58 -> 412.75
8%	google-maps loadtime	android-hw-a51-11-0-aarch64-shippable-qr	warm webrender	386.31 -> 417.25

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 offending patch(es) may be backed out in accordance with our regression policy.

If you need the profiling jobs you can trigger them yourself from treeherder job view or ask a sheriff to do that for you.

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 1780193

Comment 2

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

Set release status flags based on info from the regressing bug 1780193

Comment 3

[Ryan VanderMeulen [:RyanVM]]

Looks like this recovered around August 4, maybe from bug 1785794. Anyway, doesn't seem like there's really much of a regression left to track here.