Bug ID 461350: Diameter: memory usage keeps growing on the standby box

Last Modified: Apr 28, 2025

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

Known Affected Versions:
11.0.0, 11.1.0, 11.2.0, 11.2.1, 11.3.0, 11.4.0, 11.4.1, 11.5.0, 11.5.1, 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

Fixed In:
11.6.0, 11.5.2, 11.5.0 HF4, 11.4.1 HF6

Opened: May 08, 2014

Severity: 2-Critical

Related Article: K15514

Symptoms

The standby system's memory usage continually grows when both the connection mirroring and re-transmission are turned on in both active and standby box.

Impact

Eventually, the standby system will run out of available memory.

Conditions

Need to turn on both connection mirroring and re-transmission in both active and standby box.

Workaround

Turn off the connection mirroring on the virtual server, or turn off the re-transmission in the Diameter profile.

Fix Information

Fix the standby box memory keeps growing when the connection mirroring and re-transmission are turned on.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips