Howto check error and fix configuration file on Nagios 3

Howto check error and fix configuration file on Nagios 3

We can use “nagios -v” command to check configuration on Nagios 3, if have any error, we can fix based on this.

[root@localhost ~]# nagios -v /etc/nagios/nagios.cfg
Nagios Core 3.4.4
Copyright (c) 2009-2011 Nagios Core Development Team and Community Contributors
Copyright (c) 1999-2009 Ethan Galstad
Last Modified: 01-12-2013
License: GPLWebsite: http://www.nagios.org
Reading configuration data…
Read main config file okay…
Processing object config file ‘/etc/nagios/objects/commands.cfg’…
Processing object config file ‘/etc/nagios/objects/contacts.cfg’…
Processing object config file ‘/etc/nagios/objects/timeperiods.cfg’…
Processing object config file ‘/etc/nagios/objects/templates.cfg’…
Processing object config file ‘/etc/nagios/objects/localhost.cfg’…
Read object config files okay…Running pre-flight check on configuration data…Checking services…
Checked 8 services.
Checking hosts…
Checked 1 hosts.
Checking host groups…
Checked 1 host groups.
Checking service groups…
Checked 0 service groups.
Checking contacts…
Checked 1 contacts.
Checking contact groups…
Checked 1 contact groups.
Checking service escalations…
Checked 0 service escalations.
Checking service dependencies…
Checked 0 service dependencies.
Checking host escalations…
Checked 0 host escalations.
Checking host dependencies…
Checked 0 host dependencies.
Checking commands…
Checked 24 commands.
Checking time periods…
Checked 5 time periods.
Checking for circular paths between hosts…
Checking for circular host and service dependencies…
Checking global event handlers…
Checking obsessive compulsive processor commands…
Checking misc settings…

Total Warnings: 0
Total Errors: 0

Things look okay – No serious problems were detected during the pre-flight check
[root@localhost ~]#

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