Bug ID 1046857: /var disk usage reaches 100% when standby BIG-IQ system is unreachable

Last Modified: Jul 11, 2024

Affected Product(s):
BIG-IQ Platform(all modules)

Known Affected Versions:
7.1.0.2, 7.1.0.3, 7.1.6, 7.1.6.1, 7.1.7, 7.1.7.1, 7.1.7.2, 7.1.8, 7.1.8.1, 7.1.8.2, 7.1.8.3, 7.1.8.4, 7.1.8.5, 7.1.9, 7.1.9.7, 7.1.9.8, 7.1.9.9, 8.0.0, 8.0.0.1, 8.1.0, 8.1.0.1, 8.1.0.2

Opened: Sep 15, 2021

Severity: 3-Major

Symptoms

When BIG-IQ is in a high availability (HA) configuration and the active BIG-IQ device cannot communicate with the standby BIG-IQ device, the active BIG-IQ accumulates data in the /var disk partition, which eventually reaches 100% capacity, causing a disruption in services.

Impact

Services do not function correctly.

Conditions

This happens when the active BIG-IQ device cannot communicate with the standby device for an extended period of time.

Workaround

Before taking a standby BIG-IQ system offline, change the active BIG-IQ device to standalone.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips