1926554 - 4.42 - 3.89% tart / tart (Windows) regression on Fri October 4 2024

Status: RESOLVED FIXED

(Firefox :: Sidebar, defect)

Description

[Treeherder Bug Filer]

Perfherder has detected a talos performance regression from push 0ce46cb64bf09bfa7f0edd1340f7d7166fbbf8ec. 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)
4%	tart	windows11-64-shippable-qr	e10s fission stylo webrender	1.80 -> 1.88
4%	tart	windows11-64-shippable-qr	e10s fission stylo webrender	1.80 -> 1.87

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.

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

You can run all of these tests on try with ./mach try perf --alert 2508

The following documentation link provides more information about this command.

For more information on performance sheriffing please see our FAQ.

If you have any questions, please do not hesitate to reach out to [e-mail].

Comment 1

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

Set release status flags based on info from the regressing bug 1922546

Comment 2

[Donal Meehan [:dmeehan]]

Same note as https://bugzilla.mozilla.org/show_bug.cgi?id=1924083#c3
It looks like this was also fixed by Bug 1921811

Comment 3

[Sam Foster [:sfoster] (he/him)]

(In reply to Donal Meehan [:dmeehan] from comment #2)

Same note as https://bugzilla.mozilla.org/show_bug.cgi?id=1924083#c3
It looks like this was also fixed by Bug 1921811

That's great news, thanks