nagios check uptime

Check how long the CentOS system has been running the uptime command It does not matter how long the system has been running for some people, but it is very important for the server administrator. When running important applications, the server must ensure stable operation for a long period of time, and sometimes even require zero downtime. So how can we know how long the server has been running? In Linux,

Nagios cannot be started, but the syntax check is disabled, and nagios cannot. [root@mode objects]# /usr/local/nagios/bin/nagios -v /usr/local/nagios/etc/nagios.cfgNagios Core 3.4.3Copyright (c) 2009-2011

Values :Check , notif or misc Command Line System command line that'll be run on execution ②.Increase inNagioscommand, usingADDAction:Format: Centreon-u User name -P password -o cmd-a add-v ' command name ; type ; Command ' Note: When you define a command directly, you need to use the single quote " ' ", a variable should be included in the command" $... ". 1), execute the command:

commands are used to send messages.The alert for host is the same.There are several possibilities for not receiving a message:Mail is rejected, check the log of mail can be seen.Whether Nagios sends an alert message is related to several parameters in the contact.cfg (or hosts.cfg) configuration file. Here are some of the key notes below:Notifications_enabled: Whether to enable the Notification alert featu

Nagios cannot be started, and the syntax check is disabled. [root@mode objects]# /usr/local/nagios/bin/nagios -v /usr/local/nagios/etc/nagios.cfgNagios Core 3.4.3Copyright (c) 2009-2011 Nagios Core Development Team and Community C

OMD Overview (Monitoring software)Overview: This is a lightweight monitoring, integrated with Nagios,check MK and other software, can easily switch interface, its deployment, management is relatively simple. Download RPM package installed, after simple configuration, there are many default monitoring items, the interface is as follows: (you can also switch to the Nagios