Bug ID 658989: Memory leak when connection terminates in iRule process

Last Modified: Nov 07, 2022

Bug Tracker

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

Known Affected Versions:
12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1, 12.1.1 HF1, 12.1.1 HF2, 12.1.2, 12.1.2 HF1, 12.1.2 HF2, 12.1.3,, 13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3, 13.0.1

Fixed In:

Opened: Apr 18, 2017
Severity: 2-Critical


Memory leak eventually leading to alloc failure and TMM crash.


Memory leak and eventual TMM restart. Traffic disrupted while tmm restarts.


Connection is aborted/terminated when iRule processing is suspended for the current connection.


Avoid suspend/park commands in iRule processing.

Fix Information

Memory no longer leaks when connection is aborted/terminated when iRule processing is suspended.

Behavior Change