Bug ID 741761: admd might fail the heartbeat, resulting in a core

Last Modified: May 07, 2019

Bug Tracker

Affected Product:  See more info
BIG-IP AFM, ASM(all modules)

Known Affected Versions:
13.1.0, 13.1.0.1, 13.1.0.2, 13.1.0.3, 13.1.0.4, 13.1.0.5, 13.1.0.6, 13.1.0.7, 13.1.0.8, 13.1.1, 13.1.1.1, 13.1.1.2, 13.1.1.3, 14.0.0, 14.0.0.1, 14.0.0.2, 14.0.0.3, 14.0.0.4

Fixed In:
14.1.0, 13.1.1.4

Opened: Aug 27, 2018
Severity: 2-Critical

Symptoms

When the system is under heavy I/O stress, admd might fail the heartbeat (which is required by sod, the failover daemon), so sod kills the admd daemon, resulting in a core.

Impact

The system generates an admd core file. Traffic disrupted while admd restarts.

Conditions

-- System is under heavy I/O stress. -- admd fails the heartbeat.

Workaround

None.

Fix Information

None

Behavior Change