Nagios XI - Cron Jobs


Cron Job Overview

Nagios XI includes several cron jobs that run on a regular basis to perform one or more operations or maintenance tasks. These jobs are critical to the operation of Nagios XI. An overview of the cron jobs that are part of Nagios XI are described below.

 

 

Cron Job Definition Location

Cron jobs for Nagios XI are defined in the following file on your XI server:

/etc/cron.d/nagiosxi

 

 

Individual Cron Jobs

Example contents of the /etc/cron.d/nagiosxi file from a Nagios XI 5.5.7 installation are listed below (each non-comment line corresponds to a cron job):

# /etc/cron.d/nagiosxi: crontab fragment for nagiosxi

# Backup MySQL & PostgreSQL Databases
0 7 * * * root /root/scripts/automysqlbackup
0 7 * * * root /root/scripts/autopostgresqlbackup > /dev/null 2>&1

* * * * * nagios /usr/bin/php -q /usr/local/nagiosxi/cron/sysstat.php >> /usr/local/nagiosxi/var/sysstat.log 2>&1
* * * * * nagios /usr/bin/php -q /usr/local/nagiosxi/cron/cmdsubsys.php >> /usr/local/nagiosxi/var/cmdsubsys.log 2>&1
* * * * * nagios /usr/bin/php -q /usr/local/nagiosxi/cron/eventman.php >> /usr/local/nagiosxi/var/eventman.log 2>&1
* * * * * nagios /usr/bin/php -q /usr/local/nagiosxi/cron/event_handler.php >> /usr/local/nagiosxi/var/event_handler.log 2>&1
* * * * * nagios /usr/bin/php -q /usr/local/nagiosxi/cron/feedproc.php >> /usr/local/nagiosxi/var/feedproc.log 2>&1
* * * * * nagios /usr/bin/php -q /usr/local/nagiosxi/cron/perfdataproc.php >> /usr/local/nagiosxi/var/perfdataproc.log 2>&1
* * * * * nagios /usr/bin/php -q /usr/local/nagiosxi/cron/nom.php >> /usr/local/nagiosxi/var/nom.log 2>&1
* * * * * nagios /usr/bin/php -q /usr/local/nagiosxi/cron/reportengine.php >> /usr/local/nagiosxi/var/reportengine.log 2>&1
*/5 * * * * nagios /usr/bin/php -q /usr/local/nagiosxi/cron/dbmaint.php >> /usr/local/nagiosxi/var/dbmaint.log 2>&1
* * * * * nagios /usr/bin/php -q /usr/local/nagiosxi/cron/cleaner.php >> /usr/local/nagiosxi/var/cleaner.log 2>&1
01 * * * * nagios /usr/bin/php -q /usr/local/nagiosxi/cron/recurring_downtime.php >> /usr/local/nagiosxi/var/recurringdowntime.log 2>&1
* * * * * nagios /usr/bin/php -q /usr/local/nagiosxi/cron/deadpool.php >> /usr/local/nagiosxi/var/deadpool.log 2>&1

 

 

Debugging Cron Job Problems

If cron jobs appear to not be working, you can take the following steps to troubleshoot the problem:

 

 

Cron Job Tips

If you're not familiar with cron, the cron file contains various fields that determine what command gets run and on what schedule it is run. Some helpful links for better understanding cron files are listed below:

 

 

Final Thoughts

For any support related questions please visit the Nagios Support Forums at:

http://support.nagios.com/forum/



Article ID: 60
Created On: Thu, Feb 5, 2015 at 1:50 PM
Last Updated On: Tue, Dec 18, 2018 at 5:22 PM
Authored by: egalstad

Online URL: https://support.nagios.com/kb/article/nagios-xi-cron-jobs-60.html