[nodeN:~] # /usr/local/etc/rc.d/heartbeat stop

[nodeN:~] # cat /etc/rc.conf

...
jail_enable="NO"
...

[nodeN:~] # cat /usr/local/etc/ha.d/resource.d/jailserv

#!/bin/sh

case $1 in
start)
        sleep 10 # for HAST init
        /etc/rc.d/jail onestart mail
        ;;
stop)
        /etc/rc.d/jail onestop mail
        ;;
esac

exit 0

[nodeN:~] # chmod +x /usr/local/etc/ha.d/resource.d/jailserv

[nodeN:~] # cat /usr/local/etc/ha.d/haresources

node1.corpX.un hast jailserv

[nodeN:~] # /usr/local/etc/rc.d/heartbeat start