Bug ID 1455741: Httpd consumes excessive amount of CPU in FIPS mode

Last Modified: Feb 03, 2026

Affected Product(s):
BIG-IP LTM(all modules)

Known Affected Versions:
17.1.0, 17.1.0.1, 17.1.0.2, 17.1.0.3, 17.1.1, 17.1.1.1, 17.1.1.2, 17.1.1.3, 17.1.1.4, 17.1.2, 17.1.2.1, 17.1.2.2, 17.1.3, 17.1.3.1, 17.5.0, 17.5.1, 17.5.1.2, 17.5.1.3, 17.5.1.4

Opened: Dec 14, 2023

Severity: 3-Major

Symptoms

The management plane's httpd process consumes excessive CPU when the system is running in FIPS mode.

Impact

Performance impact on management plane.

Conditions

FIPS license is installed.

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips