Bug ID 1552517: When F5OS tenants are part of a GTM sync group, rebooting one device may cause monitor flapping on the other

Last Modified: May 29, 2024

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

Known Affected Versions:
17.1.1, 17.1.1.1, 17.1.1.2, 17.1.1.3

Opened: Feb 26, 2024

Severity: 3-Major

Symptoms

When an F5OS tenant is part of a GTM sync group and it is rebooted, other members of the sync group may experience flapping monitors.

Impact

Flapping GTM monitors when one device is rebooted.

Conditions

-- F5OS Tenants -- GTM provisioned -- Prober pools configured

Workaround

Configure gtmd and big3d to wait until tmm is ready before starting cp /etc/bigstart/scripts/big3d /etc/bigstart/scripts/big3d.1552517 cp /etc/bigstart/scripts/gtmd /etc/bigstart/scripts/gtmd.1552517 sed -i 's/tmm running/tmm ready/' /etc/bigstart/scripts/gtmd /etc/bigstart/scripts/big3d

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips