1875474 - 226.51 - 22.84% damp custom.webconsole.out-of-order / damp custom.webconsole.close.DAMP + 20 more (Linux, OSX, Windows) regression on Wed January 17 2024

Status: RESOLVED INVALID

(DevTools :: Console, defect)

Description

[Hubert Boma Manilla (:bomsy)]

Perfherder has detected a devtools performance regression from push 2425c93f20f61b806df955141332d7cb553c6efb. 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)
227%	damp custom.webconsole.out-of-order	linux1804-64-shippable-qr	e10s fission stylo webrender-sw	1,541.90 -> 5,034.44
224%	damp custom.webconsole.out-of-order	linux1804-64-shippable-qr	e10s fission stylo webrender	1,576.55 -> 5,107.98
216%	damp custom.webconsole.out-of-order	windows10-64-shippable-qr	e10s fission stylo webrender-sw	1,408.17 -> 4,445.41
214%	damp custom.webconsole.out-of-order	windows10-64-shippable-qr	e10s fission stylo webrender	1,418.21 -> 4,459.61
144%	damp custom.webconsole.out-of-order	macosx1015-64-shippable-qr	e10s fission stylo webrender	1,184.95 -> 2,888.15
141%	damp custom.webconsole.out-of-order	macosx1015-64-shippable-qr	e10s fission stylo webrender-sw	1,195.77 -> 2,880.13
52%	damp custom.webconsole.reload.DAMP	linux1804-64-shippable-qr	e10s fission stylo webrender	8,372.58 -> 12,740.77
49%	damp custom.webconsole.reload.DAMP	linux1804-64-shippable-qr	e10s fission stylo webrender-sw	8,334.57 -> 12,450.24
39%	damp custom.webconsole.reload.DAMP	windows10-64-shippable-qr	e10s fission stylo webrender	8,183.64 -> 11,387.92
38%	damp custom.webconsole.close.DAMP	linux1804-64-shippable-qr	e10s fission stylo webrender	25.48 -> 35.11
...	...	...	...	...
28%	damp custom.webconsole.close.DAMP	windows10-64-shippable-qr	e10s fission stylo webrender	25.62 -> 32.76
28%	damp custom.webconsole.open.DAMP	windows10-64-shippable-qr	e10s fission stylo webrender-sw	541.70 -> 691.21
27%	damp custom.webconsole.open.DAMP	macosx1015-64-shippable-qr	e10s fission stylo webrender-sw	644.45 -> 820.80
26%	damp custom.webconsole.open.DAMP	macosx1015-64-shippable-qr	e10s fission stylo webrender	641.68 -> 810.39
23%	damp custom.webconsole.close.DAMP	macosx1015-64-shippable-qr	e10s fission stylo webrender	22.41 -> 27.53

Improvements:

Ratio	Test	Platform	Options	Absolute values (old vs new)
6%	damp simple.webconsole.close.DAMP	windows10-64-shippable-qr	e10s fission stylo webrender	10.97 -> 10.33
6%	damp simple.webconsole.close.DAMP	windows10-64-shippable-qr	e10s fission stylo webrender-sw	11.41 -> 10.78

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 these tests on try with ./mach try perf --alert 41063

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 1874696

Comment 2

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

Set release status flags based on info from the regressing bug 1874696

Comment 3

[Bob Hood [:bhood]]

Nicolas, could you please assign Priority/Severity ratings to this report when you get a chance?

Comment 4

[Nicolas Chevobbe [:nchevobbe]]

This is an expected regression since the tests were modified, I'm going to close the bug