grep $host /etc/hosts >&/dev/null || continue
( ping -c 1 $host >&/dev/null && { log_action_msg "shutdowning ${host/_1}"; ssh root@$host service $cmd stop; } ) &
done
grep $host /etc/hosts >&/dev/null || continue
( ping -c 1 $host >&/dev/null && { log_action_msg "shutdowning ${host/_1}"; ssh root@$host service $cmd stop; } ) &
done