Bug ID 599135: B2250 blades may suffer from high TMM CPU utilisation with tcpdump

Last Modified: Dec 05, 2024

Affected Product(s):
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, 17.1.0, 17.1.0.1, 17.1.0.2, 17.1.0.3, 17.1.1, 17.1.1.1, 17.1.1.2, 17.1.1.3, 17.1.1.4, 17.1.2

Fixed In:
13.0.0, 12.1.2

Opened: Jun 14, 2016

Severity: 2-Critical

Symptoms

B2250 blades may suffer from continuous TMM CPU utilization when tcpdump has been in use.

Impact

Increment in TMM CPU utilization with every run of tcpdump.

Conditions

Run tcpdump on a B2250 platform

Workaround

Restart TMM, avoid the use of tcpdump.

Fix Information

B2250 blades no longer suffer from high TMM CPU utilisation with tcpdump

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips