Bug ID 2221793: PSU alarm disappears intermittently when PSU issues exist

Last Modified: Mar 24, 2026

Affected Product(s):
F5OS F5OS-C(all modules)

Known Affected Versions:
F5OS-C 1.8.2

Opened: Feb 11, 2026

Severity: 3-Major

Symptoms

The PSU alarm gets stuck when PSU hardware is faulty and frequent controller switchovers (or power cycle followed by switchovers) that can generate more LOP events and trigger the issue.

Impact

No functional impact but PSU alarm gets stuck in ConfD.

Conditions

Faulty PSU hardware and frequent controllers switchover.

Workaround

Need to replace faulty PSU hardware. For more information on Platform maintenance, refer to Platform Guide: VELOS CX Series. For further assistance, contact F5 Support.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips