check_mk local check is registered without service_description
from /etc/nagios3/conf.d/check_mk/check_mk_objects.cfg:
define service { use check_mk_passive_perf host_name lynx.cdev.bitmask.i service_description - check_interval 1 max_check_attempts 4 check_command check_mk-local }
(from redmine: created on 2016-11-29)