监控与趋势分析:Nagios与Cacti的应用
1. Nagios监控基础
Nagios是一款强大的监控工具,下面是一些常见的Nagios检查命令:
# Found in /usr/local/nagios/etc/objects/commands.cfg
# 'check_ssh' command definition
define command{
command_name check_ssh
command_line $USER1$/check_ssh $ARG1$ $HOSTADDRESS$
}
# 'check_ping' command definition
define command{
command_name check_ping
command_line $USER1$/check_ping -H $HOSTADDRESS$ -w $ARG1$ -c $ARG2$ -p 5
}
# 'check_http' command definition
define command{
command_name check_http
command_line $USER1$/check_http -I $HOSTADDRESS$ $ARG1$
}
# 'check_local_load' command definition
define command{
command_name check_local_load