Open
/etc/nagios/nagios.cfgwith a text editor.In the section “
OBJECT CONFIGURATION FILE(S)”, add the following:# Definitions for hadoop servers cfg_file=/etc/nagios/objects/hadoop-commands.cfg cfg_file=/etc/nagios/objects/hadoop-hosts.cfg cfg_file=/etc/nagios/objects/hadoop-hostgroups.cfg cfg_file=/etc/nagios/objects/hadoop-services.cfg cfg_file=/etc/nagios/objects/hadoop-servicegroups.cfg

