Bug ID 663333: TMM may core in PBA mode id LSN pool is under provisioned or the utilization is high

Last Modified: May 14, 2019

Bug Tracker

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

Known Affected Versions:
12.0.0, 12.0.0 HF1, 12.0.0 HF2, 12.0.0 HF3, 12.0.0 HF4, 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, 12.1.3.1, 13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3

Fixed In:
13.1.0, 13.0.1, 12.1.3.2

Opened: May 05, 2017
Severity: 2-Critical

Symptoms

TMM may core while trying to allocate a new block

Impact

Traffic disrupted while tmm restarts.

Conditions

If LSN pool is under provisioned OR if the utilization is high, TMM may need to send MPI messages to other TMMs to search for other blocks. The TMM may core if these operations time out

Workaround

None

Fix Information

None

Behavior Change