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- Performance Graphs Showing Data during Host Down Time Periods Why are performance graphs displaying data during periods when the host was down? Overview The data that makes up the graphs are stored in rrd files found under /usr/local/nagios/share/perfdata/<hostname>/. These files also hold information abo... Read More
- Monitoring Amazon EC2 Monitoring Amazon EC2 Overview Nagios XI provides basic monitoring of Amazon EC2. This includes the measurement of the following items: CPU Credit Usage CPU Credit Balance CPU Utilization Disk Read/Write Operations Disk Read/Write B... Read More
- Monitoring Windows using NCPA Monitoring Windows using NCPA Overview Before you can use the instructions outlined in this document, you must first install NCPA on the target Windows machine you wish to monitor. Instructions for installing NCPA can be found in the Installing NCPA ... Read More
- Template Introduction Template Introduction Templates are very powerful when used for the right purposes. A good example is how the XI Configuration Wizards use templates for the host objects. The host object template has a standard ICMP up/down check. This means if you e... Read More
- WebInject Instructions Introduction The Web Transactions configuration wizard in Nagios XI uses WebInject to handle transaction logic. Please reference the WebInject instructions below when setting up the Web Transactions wizard. Table of Contents 1 - Software Architec... Read More
- Migrating Nagios XI to a different Server Before migration, you will need to create or use an existing backup of your Nagios XI instance. Information for Nagios XI backups is found in the Backup section of Backing Up and Restoring Nagios XI. Note: If you're running postgres on your old ... Read More
- Send Alerts Based on the Log Server Audit Log Introduction There may be situations where you want to create alerts based on the Log Server audit log. For example, you may want to send email alerts when a new Nagios Log Server user is created, modified and deleted. Setup Navigate to Configure &... Read More
- Upgrading to NDO 3 after having been downgraded in newer versions of Nagios XI Issue: You had your NDO3 downgraded to NDO2DB in previous versions of Nagios XI 5.7.x and now want to upgrade to the latest version of NDO3 to take advantage of the performance improvements. Solution: Execute the following commands on your server: sy... Read More
- Third-Party Plugins in Nagios XI Third-Party Plugins Overview This is an article on how to install an example 3rd-party plugin on the XI server and details on creating the command and arguments in the Core Config Manager. This document also describes how to manage plugins on your Na... Read More
- Monitoring Linux using NCPA Monitoring Linux using NCPA Overview Before you can use the instructions outlined in this document, you must first install NCPA on the target Windows / Linux / AIX / Mac OS X machine you wish to monitor. Instructions for installing NCPA can be found ... Read More
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