Bug ID 714334: admd stops responding and generates a core while under stress.

Last Modified: Jul 12, 2023

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

Known Affected Versions:
13.1.0, 13.1.0.1, 13.1.0.2, 13.1.0.3, 13.1.0.4, 13.1.0.5, 13.1.0.6, 13.1.0.7, 14.0.0, 14.0.0.1, 14.0.0.2, 14.0.0.3, 14.0.0.4

Fixed In:
14.1.0, 14.0.0.5, 13.1.0.8

Opened: Apr 10, 2018

Severity: 2-Critical

Symptoms

admd stops responding and generates a core while under stress.

Impact

admd core and restart. Note: The admd process provides stress-based DoS detection and mitigation control. When admd is not running, there is no stress-based anomaly detection or behavioral statistics aggregation.

Conditions

-- The BIG-IP system is under stress. -- CPU starvation is occurring.

Workaround

None.

Fix Information

This issue no longer occurs.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips