Bug ID 591119: OOM with session messaging may result in TMM crash

Last Modified: Jun 10, 2021

Bug Tracker

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

Known Affected Versions:
12.1.0, 12.1.0 HF1, 12.1.0 HF2, 13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3, 13.0.1, 13.1.0, 13.1.0.1, 13.1.0.2, 13.1.0.3, 13.1.0.4, 13.1.0.5, 13.1.0.6, 13.1.0.7, 13.1.0.8, 13.1.1, 13.1.1.2, 13.1.1.3, 13.1.1.4, 13.1.1.5, 13.1.3, 13.1.3.1, 13.1.3.2, 13.1.3.3, 13.1.3.4, 13.1.3.5, 13.1.3.6, 13.1.4, 13.1.4.1

Fixed In:
12.1.1

Opened: May 04, 2016
Severity: 2-Critical

Symptoms

Under out of memory conditions, session messaging may not initialize storage correctly, resulting in a later TMM crash.

Impact

Traffic disrupted while tmm restarts.

Conditions

Under out of memory conditions, memory allocation for session messaging fails, and storage is not initialized correctly.

Workaround

Reduce load on box in order to avoid OOM conditions.

Fix Information

Initialize storage on memory allocation failure.

Behavior Change