Bug ID 652400: During blade changes, PBA may cause a TMM restart

Last Modified: Dec 11, 2018

Bug Tracker

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

Known Affected Versions:
11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5, 11.6.0 HF6, 11.6.0 HF7, 11.6.0 HF8, 11.6.1, 11.6.1 HF1, 11.6.1 HF2

Fixed In:
11.6.2

Opened: Mar 20, 2017
Severity: 3-Major

Symptoms

TMM will restart, and an ASSERT will appear in the logs that there have been too many retries.

Impact

TMM will restart, so existing blocks and connections will be lost. Traffic disrupted while tmm restarts.

Conditions

-- A port block allocation configuration with very high CPU utilization. -- The addition of a new blade. -- Running a version earlier than 12.0.0.

Workaround

There is no workaround.

Fix Information

None

Behavior Change