Bug ID 617324: Service health calculation creates unjustified CPU utilization

Last Modified: Sep 13, 2023

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

Known Affected Versions:
12.1.1, 12.1.2, 12.1.3, 12.1.3.1, 12.1.3.2, 12.1.3.3, 12.1.3.4, 12.1.3.5, 12.1.3.6, 12.1.3.7, 12.1.4, 12.1.4.1, 12.1.5, 12.1.5.1, 12.1.5.2, 12.1.5.3, 12.1.6, 13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3, 13.0.1

Fixed In:
13.1.0

Opened: Sep 17, 2016

Severity: 3-Major

Symptoms

When ASM provisioned service health is calculated and published to all VSs with security profile, even if stress-based detection is not configured

Impact

High CPU utilization

Conditions

AFM provisioned and configured hundreds of VSs with security profile

Workaround

No

Fix Information

Refactored internal infrastructure illuminated unnecessary server health calculation and CPU utilization

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips