Bug ID 742877: Tmm may fail a heartbeat on VE if unscheduled by busy hypervisor

Last Modified: Oct 17, 2023

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

Known Affected Versions:
12.1.3, 12.1.3.1, 12.1.3.2, 12.1.3.3, 12.1.3.4, 12.1.3.5, 12.1.3.6, 12.1.3.7, 12.1.4, 12.1.4.1, 12.1.5, 12.1.5.1, 12.1.5.2, 12.1.5.3, 12.1.6

Opened: Sep 05, 2018

Severity: 3-Major

Symptoms

Tmm is killed by sod and restarts after failing to send a heartbeat message.

Impact

Tmm restarts and recovers. Traffic disrupted while tmm restarts.

Conditions

BIG-IP Virtual Edition (VE) running on a busy host system.

Workaround

None.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips