nagios监控服务
nagios服务器：192.168.217.131被监控端：192.168.217.154
vim /usr/local/nagios/etc/objects/hosts.cfg (hosts.cfg新建的)
define host{ use linux-server host_name lamp alias lamp address 192.168.217.154}definehostgroup{ hostgroup_name lamp-server alias lamp-server members lamp}
vim /usr/local/nagios/etc/objects/services.cfg（service新建的）define service{ use local-service host_name lamp service_description check-host-alive check_command check-host-alive}define service{ use local-service,services-pnp host_name lamp service_description PING//表示监控ping服务 check_command check_ping!100.0,20%!500.0,60%}define service{ use local-service host_name lamp service_description SSH check_command check_ssh}define service{ use local-service host_name lamp service_description Swap Usage check_command check_local_swap!20!10}define service{ use local-service host_name lamp service_description Current Users check_command check_local_users!20!50}检查是否配置有问题：/usr/local/nagios/bin/nagios -v /usr/local/nagios/etc/nagios.cfgTotal Warnings: 0
Total Errors: 0
看到2个0说明配置没问题：
在vim /usr/local/nagios/etc/nagios.cfg中添加
然后重启nagios服务：
# /etc/init.d/nagios restart
Restarting nagios (via systemctl): [确定]
在服务器的浏览器中：http://http://192.168.217.131(服务器ip)/nagios/
需要输入账号和密码
然后就看到这样的效果：
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