Bug ID 1060393: Extended high CPU usage caused by JavaScript Obfuscator.

Last Modified: May 22, 2024

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

Known Affected Versions:
16.1.0, 16.1.1, 16.1.2,,, 16.1.3,,,,,, 16.1.4,,,, 17.0.0,,, 17.1.0,,,, 17.1.1,,,

Opened: Nov 09, 2021

Severity: 3-Major

Related Article: K24102225


The Obfuscator process (compiler.jar) consumes excessive CPU for an extended period.


High CPU usage on the device.


Any one of these conditions: -- FPS is provisioned -- ASM is provisioned and a Bot profile is attached to a virtual server -- ASM Policy with a ClientSide feature enabled is attached to a virtual server -- DoS profile with Captcha/CSI mitigation is attached to a virtual server



Fix Information


Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips