D: auto-kill-if-failed
Specifies whether the Node Manager should automatically kill
this server (the managed server) if its health state is failed.
(Interface=weblogic.management.configuration.ServerMBean Attribute=getAutoKillIfFailed)
When Auto Restart is enabled, Node Manager will try to restart the Managed Server if it crashes or goes down unexpectedly, for instance, as the result of a machine reboot.
E: When Auto Restart is enabled, Node Manager will try to restart the Managed Server if it crashes or goes down unexpectedly, for instance, as the result of a machine reboot.
Reference: Server --> Configuration --> Health Monitoring