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  1. Nagios Log Server - Configuring NXLog To Send Additional Log Files Overview This article explains how you can extend the log collecting capabilities of NXLog on a Windows server by monitoring your own custom logs. Documentation - Configuring NXLog To Send Additional Log Files     Final Thoughts For any support rel... Read More
  2. Nagios Log Server - Configuring NXLog To Send Multi-Line Log Files Overview This KB article explains how to configure NXLog to send multi-line logs to Nagios Log Server. Documentation - Configuring NXLog To Send Multi-Line Log Files     Final Thoughts For any support related questions please visit the Nagios Sup... Read More
  3. Nagios Log Server - Sending Multiline Log Files Using Syslog Overview This KB article explains how to configure syslog to send multi-line logs to Nagios Log Server (NLS). What is a multi-line log? This is when the data that encompasses the entire event is spread across multiple lines in the log file. For exam... Read More
  4. Nagios Log Server - rsyslog and JSON Formatted Log Files Problem Description When you are using rsyslog to send JSON formatted data to Nagios Log Server, the data is not being correctly processed. Here is a screenshot that demonstrates the problem:     As you can see, the message field shows the data is... Read More
  5. Nagios Log Server - Important Files And Directories Important Files And Directories The following KB article lists specific files and directories locations in Nagios Log Server.     elasticsearch.yml /usr/local/nagioslogserver/elasticsearch/config/elasticsearch.yml This file is responsible for low-l... Read More
  6. Log Checks Log Checks Log checks allow you to query log files or Windows Event logs. Checking log files can be a system intensive process, especially if you have a large log file that is being checked every five minutes. A better solution is to send the log fil... Read More
  7. Nagios Log Server - Logs Not Searchable or Not Coming In Overview When running a query in a dashboard, logs are not showing up when they should be. This guide will go through the steps to diagnose what is causing the issue. This article will use a scenario of a remote server sending syslogs to help provide... Read More
  8. Nagios Log Server - Configuration Overview Log Server Configuration Overview Nagios Log Server utilizes logstash for collecting logs from various systems.  Logstash has an extensive list of different inputs, filters and outputs available, and Log Server gives users the ability to configure t... Read More
  9. NSCA Server - Debug Logging Debug Logging These steps explain how to enable the NSCA server to perform debug logging. This is useful for determining exactly what NSCA is doing with the check results it receives. Before proceeding, you would have confirmed that the server is rec... Read More
  10. Nagios XI - Terminology Overview Nagios XI Terminology Overview This guide will cover common terminology used when working with Nagios XI and how each item relates to the overall monitoring system.  Each item will be covered at a high level.    Hosts A host in Nagios XI is a spe... Read More
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