Bug ID 666118: High CPU usage from asm_config_server

Last Modified: Nov 07, 2022

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

Known Affected Versions:
13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3

Fixed In:
13.1.0, 13.0.1

Opened: May 23, 2017

Severity: 3-Major

Related Article: K58571155

Symptoms

Use of Automatic policy builder might result in high CPU usage of asm_config_server (and ASM slowdown).

Impact

ASM availability impacted.

Conditions

- Automatic policy builder. - Several entity types learning in 'Add all entities' configuration.

Workaround

- Switch to Manual policy builder. - Set entity types learning to compact / selective / never.

Fix Information

prevented policy builder unnecessary load on asm config

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips