Nagios Monitoring Basic Setup

Nagios Monitoring Basic Setup

In Remote server :

Step 1 : Add Check Commands in NRPE

 vim /etc/nagios/nrpe.cfg

 command[check_users]=/usr/lib/nagios/plugins/check_users -w 5 -c 10
 command[check_load]=/usr/lib/nagios/plugins/check_load -w 15,10,5 -c 30,25,20
 command[check_hda1]=/usr/lib/nagios/plugins/check_disk -w 20% -c 10% -p /dev/hda1
 command[check_zombie_procs]=/usr/lib/nagios/plugins/check_procs -w 5 -c 10 -s Z
 command[check_total_procs]=/usr/lib/nagios/plugins/check_procs -w 150 -c 200

Step 2 : Restart the nrpe service

In ubuntu :

 sudo /etc/init.d/nagios-nrpe-server start

 sudo /etc/init.d/nagios-nrpe-server restart

In Nagios Server :

1)Create conf file

 cd /usr/local/nagios/etc/servers/

Just copy the existing conf file and rename it.

Open the conf file and edit IP address and server name .