Bug ID 504490: The BIG-IP system sometimes takes longer on boot up to become Active.

Last Modified: Sep 13, 2023

Affected Product(s):
BIG-IP MA-VE, TMOS, vCMP(all modules)

Known Affected Versions:
11.5.1 HF1, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5, 11.5.1 HF6, 11.5.1 HF7, 11.5.1 HF8, 11.5.1 HF9, 11.5.1 HF10, 11.5.1 HF11, 11.5.2 HF1, 11.5.3 HF1, 11.5.3 HF2, 11.5.4 HF1, 11.5.4 HF2, 11.5.4 HF3, 11.5.4 HF4, 12.1.0 HF1, 12.1.0 HF2, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2

Fixed In:
12.0.0, 11.6.0 HF5

Opened: Feb 03, 2015

Severity: 1-Blocking

Related Article: K16789


The system takes several minutes longer than normal after boot up to go from Offline to Active.


Because of a timing issue during system load, it takes longer for the system to become ready to pass traffic after being deployed or rebooted.


This timing issue occurs rarely on boot up. This might more frequently occur on older platforms running newer versions of the software.



Fix Information

A BIG-IP system no longer take longer than normal to become Active on boot up due to this particular underlying issue.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips