1777668 - 0.69 - 0.47% installer size / installer size (OSX) regression on Wed June 29 2022

Status: RESOLVED WONTFIX

(Core :: Audio/Video: Playback, defect)

Description

[Andra Esanu (needinfo me)]

Perfherder has detected a build_metrics performance regression from push 467cc49519ff50c5cc6297a40602899e38cde0a9. 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-aarch64-shippable	aarch64 nightly	81,354,472.58 -> 81,915,725.83
0.47%	installer size	osx-aarch64-shippable	aarch64 nightly	81,382,111.46 -> 81,767,911.67

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) will 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 1776429

Comment 2

[Paul Adenot (:padenot)]

This is expected and is necessary. It improves greatly the speed of certain Web Audio API operations to bring us closer to other browsers, as well as the speed of video decoding during WebRTC calls.