Closed Bug 1789423 Opened 2 years ago Closed 2 years ago

106.2% build times (Linux) regression on Fri August 26 2022

Categories

(Firefox Build System :: General, defect)

Product:
Firefox Build System
Component:
General
Type:
defect

Tracking

(firefox-esr91 unaffected, firefox-esr102 unaffected, firefox104 unaffected, firefox105 unaffected, firefox106 affected)

Status:
RESOLVED WONTFIX
Tracking Flags:
Tracking Status
firefox-esr91 --- unaffected
firefox-esr102 --- unaffected
firefox104 --- unaffected
firefox105 --- unaffected
firefox106 --- affected

People

(Reporter: aesanu, Unassigned)

References

(Regression)

Details

(Keywords: perf-alert, regression)

Perfherder has detected a build_metrics performance regression from push e74176ef61b49331a54a7bd87c0677cce742250c. 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)
106% build times linux64-aarch64 taskcluster-projects/970387039909/machineTypes/n2-custom-16-73728 1,294.55 -> 2,669.35

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.

For more information on performance sheriffing please see our FAQ.

Flags: needinfo?(mh+mozilla)

Set release status flags based on info from the regressing bug 1787082

status-firefox104: --- → unaffected
status-firefox105: --- → unaffected
status-firefox-esr102: --- → unaffected
status-firefox-esr91: --- → unaffected

This is an expected consequence of enabling PGO.

Status: NEW → RESOLVED
Closed: 2 years ago
Flags: needinfo?(mh+mozilla)
Resolution: --- → WONTFIX
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