Bug ID 453358: There is a tmm memory leak when there is a parking iRule on a FastL4 virtual server.

Last Modified: Nov 07, 2022

Bug Tracker

Affected Product:  See more info
BIG-IP LTM(all modules)

Known Affected Versions:
11.4.0, 11.4.1, 11.5.0, 11.5.1, 11.5.1 HF1, 11.5.1 HF10, 11.5.1 HF11, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5

Fixed In:
11.6.0, 11.5.1 HF6, 11.4.1 HF4

Opened: Mar 20, 2014
Severity: 3-Major
Related Article:


If you have applied a Fast L4 profile on a virtual server, and there is a suspended or parked iRule on this virtual server, then this can cause a memory leak in the connflow cache subsystem.


The impact of this issue is a memory leak.


The conditions that lead to this problem include a parking iRule on a FastL4 virtual server. It is more likely to happen if the parking iRule is in server_closed or client-closed.



Fix Information

Fixed a memory leak related to Fast L4 profile suspended or parked iRule on associated virtual server.

Behavior Change