How to change the check load command value as per no of CPUs?

Step 1:

Login to the server

Step 2:

Check the no of CPUs in the server using the below command

lscpu

It will show the no CPUs in the server.

Step 3:

Open the nagios configuration file

 vim /etc/nagios/nrpe.cfg

Edit the check_load as per the no of CPUs in the server.

Step 4:

If the server has 2 CPUs we can follow this for warning and critical alerts

command[check_load]=/usr/lib/nagios/plugins/check_load -r -w 1.5,1.5,1.5 -c 2,2,2

Step 4:

Save the file and restart the nagios service