(Feel free to update this bug's summary to be more specific.)
Component Readiness has found a potential regression in the following test:

[sig-node] Managed cluster should verify that nodes have no unexpected reboots [Late] [Suite:openshift/conformance/parallel]

Significant regression detected.
Fishers Exact probability of a regression: 99.99%.
Test pass rate dropped from 100.00% to 90.32%.

Sample (being evaluated) Release: 4.22
Start Time: 2026-02-17T00:00:00Z
End Time: 2026-02-24T16:00:00Z
Success Rate: 90.32%
Successes: 28
Failures: 3
Flakes: 0
Base (historical) Release: 4.21
Start Time: 2026-01-04T00:00:00Z
End Time: 2026-02-03T23:59:59Z
Success Rate: 100.00%
Successes: 104
Failures: 0
Flakes: 0

View the test details report for additional context.

Filed by: cmeadors@redhat.com