ALOM has a "watchdog" function that monitors the host server and detects when the host encounters a hang condition or stops running. Use this variable to specify the action ALOM should take when the watchdog function times out while waiting for a response from the host. Note that when the watchdog function discovers a hang condition, the ALOM event log registers an event.
sys_autorestart has three options:
The default value is xir.
Note: For the xir and reset options, an event is logged to the ALOM event log in addition to a log entry describing the action.
From the ALOM command shell:
Using the scadm utility:
About ALOM configuration variables
Managed system interface variables