Nagios is a system and network monitoring application. It watches PowerKVM hosts and services that user specify
Nagios monitoring will be enabled via NRPE (nagios remote plugin-executor) which is the preferred method for remote monitoring of hosts.
What it can do ?
Alerting user when things go bad and when they get better. Nagios plugins that will be available by default
◦ Load average
◦ Disk usage
◦ Process Count and Resource Usage
◦ Log analysis
custom python scripts as nagios plugins provide any additional monitoring capability
[root@powerkvm-host ~]# yum -y install nagios nagios-common nagios-plugins-*
Add PowerKVM node to nagios server:
#restart nrpe agent
Add configuration file for each powerkvm node in nagios server
Powerkvm Host state Breakdown by nagios
Program wide performance by nagios
Thanks to Yogananth Subramanian1