Bug ID 522579: TMM memory leak when RAR messages received from PCRF to delete for a non-existing sessions in PEM

Last Modified: Sep 13, 2023

Affected Product(s):
BIG-IP PEM(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 HF6

Opened: May 11, 2015

Severity: 3-Major


TMM memory leak. Memory consumption of TMM increases constantly and never reduces.


Memory leak and eventually TMM will have to be restarted.


RAR messages with session-release cause received from PCRF for sessions where PEM does not have.


Make sure RAR messages are not sent for sessions which are non-existent in PEM

Fix Information

This issues has been fixed now. No more memory leaks when RAR messages with session-release AVP set for non-existent sessions in PEM

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips