Bug ID 708997: Deleting congestion metrics cache entries may result in TMM crash

Last Modified: Apr 28, 2025

Affected Product(s):
BIG-IP LTM(all modules)

Known Affected Versions:
11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10

Opened: Mar 06, 2018

Severity: 3-Major

Symptoms

Deleting congestion metrics cache entries using the TMSH command 'tmsh del net cmetrics' might result in TMM crash.

Impact

Traffic disrupted while tmm restarts.

Conditions

-- The congestion metrics cache has only one entry. -- Using the following TMSH command to delete congestion metrics cache entries: tmsh del net cmetrics

Workaround

There is no workaround other than not issuing the command: tmsh del net cmetrics

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips