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- NRPE - Warning: This Plugin Must Be Either Run As Root Or Setuid Problem Description This KB article addresses the following NRPE error: Warning: This Plugin Must Be Either Run As Root Or Setuid Assumed Knowledge The following KB article contains an explanation of how NRPE works and may need to be referenced to... Read More
- NRPE - NRPE: Unable To Read Output Problem Description This KB article addresses the following NRPE error: NRPE: Unable To Read Output Assumed Knowledge The following KB article contains an explanation of how NRPE works and may need to be referenced to completely understand the pro... Read More
- Nagios XI - Configuration Applies, No Changes Take Place Overview This is generally due to wrong permissions or issues with the sudoers settings. In order to reset the permissions, run the following command from the command line: /usr/local/nagiosxi/scripts/reset_config_perms.sh If running the above co... Read More
- Nagios XI - Apply Configuration Never Completes Problem Description If you attempt to Apply Configuration and you're seeing the following output: The following error message is produced: * Configuration submitted for processing...* Waiting for configuration verification.................. The... Read More
- VMWare checks timing out or slow Issue: If your VMWare checks experience timeouts or are unusually slow, you may be running out of available entropy (available random numbers) on the XI server. These random numbers are necessary for the VMWare Perl SDK to function properly/quickly. ... Read More
- Automatic Agent Deployment Automatic Agent Deployment Introduction The Automatic Agent Deployment feature allows you to deploy select monitoring agents to one or more monitorable systems at one time. This feature is also useful for conducting periodic agent version checks ... Read More
- PHPMailer - Troubleshooting Using Debug Logging Overview This KB article explains how you can enable debug logging with the PHPMailer to troubleshoot SMTP mail sending problems. The PHPMailer is used in Nagios Fusion and Nagios XI for sending emails using SMTP. If your system is configured for Se... Read More
- Nagios Core - Using Grafana With PNP4Nagios Nagios Core - Using Grafana With PNP4Nagios This documentation explains how to install and configure Grafana to generate performance graphs with an existing PNP4Nagios solution. This guide relies on having installed and configured PNP4Nagios using th... Read More
- Nagios Core - Performance Graphs Using InfluxDB + Nagflux + Grafana + Histou Nagios Core - Performance Graphs Using InfluxDB + Nagflux + Grafana + Histou IMPORTANT DO NOT follow this guide if you are using Nagios XI. Nagios XI includes it's own performance graphing capabilities and following this guide will result... Read More
- Nagios Core - Performance Graphs Using PNP4Nagios Nagios Core - Performance Graphs Using PNP4Nagios This documentation explains how to configure Nagios Core to use the PNP4Nagios program to generate performance graphs. When Nagios Core receives check results from Host and Service checks, the check r... Read More
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