What are Nagios plugins?

What Is A Plugin? Plugins are standalone extensions to Nagios Core that make it possible to monitor anything and everything with Core. Plugins process command-line arguments, perform a specific check, and then return the results to Nagios Core.

Where are Nagios plugins?

Plugins are located in the /usr/local/nagios/libexec directory.

What is Nagios plugins Nrpe?

NRPE allows you to remotely execute Nagios plugins on other Linux/Unix machines. This allows you to monitor remote machine metrics (disk usage, CPU load, etc.). NRPE can also communicate with some of the Windows agent addons, so you can execute scripts and check metrics on remote Windows machines as well.

How do I download Nagios plugins?

The Nagios::Plugin module is available from CPAN: http://search.cpan.org/dist/Nagios-Monitoring-Plugin/

How does Nagios plugin work?

Nagios will process the results that it receives from the plugin and take any necessary actions (running event handlers, sending out notifications, etc). Plugins act as an abstraction layer between the monitoring logic present in the Nagios daemon and the actual services and hosts that are being monitored.

How to create a Nagios plugin

What is the use of Nagios?

Nagios is an open source monitoring system for computer systems. It was designed to run on the Linux operating system and can monitor devices running Linux, Windows and Unix operating systems (OSes). Nagios software runs periodic checks on critical parameters of application, network and server resources.

Is Nagios push or pull?

Nagios uses agents that are installed on both the network elements and the components that it monitors; they collect data using pull methodology.

Does Nagios have an API?

Running Nagios Plugins

The NCPA API is flexible enough to let you run your own Nagios plugins. In order to do so, you'll need to place them in your plugins directory defined in the [plugin directives] section of the config.

What is daemon in Nagios?

An Open Source cross platform agent that will execute standard Nagios plugins and submit passive results via NRDP to one or more monitoring servers.

What is NCPA in Nagios?

Purpose. This document describes how to use Nagios XI to actively monitor machines via the Nagios Cross Platform Agent (NCPA). NCPA is an advanced, cross-platform agent that can be installed on Windows / Linux / AIX / Mac OS X machines.

What can you monitor with Nagios?

Nagios provides tools for monitoring of applications and application state – including Windows applications, Linux applications, UNIX applications, and Web applications. More Info: Application Monitoring Tools. Web Application Monitoring.

How do I write a nagios check?

Which is better nagios vs zabbix?

The Verdict: Zabbix – Premium Network Monitoring for Free

After comparing the two it is clear that Zabbix is the winner. While Nagios Core has the basics in place to run effective network monitoring it simply doesn't have the experience and configurability that Zabbix does.

What is active check in nagios?

Active checks are initiated by the check logic in the Nagios daemon. When Nagios needs to check the status of a host or service it will execute a plugin and pass it information about what needs to be checked.

What database does Nagios use?

mysql database loader

Load the Nagios logs and configuration into tables in a mysql database.

What is the difference between Nagios Core and Nagios XI?

Nagios Core requires advanced technical resources to manage the organization's infrastructure monitoring setup, configuration, and day-to-day tasks. On the other hand, Nagios XI bypasses the need for users to understand command line code with a user-friendly interface designed for non-technical users.

How do I find my NCPA token?

The token is something that you set during the install and is then used to access the ncpa agent's web ui or used by the check_ncpa plugin to run checks. If you haven't already, take a look at https://www.nagios.org/ncpa/getting-started.php which covers some of the basics(including tokens) of a ncpa setup.

What is the difference between Nagios and Splunk?

While Splunk is used for log analysis Nagios is used for continuous monitoring. Both Splunk and Nagios are the tools to study the health of system infrastructure. While each has a distinct way of working and different architecture, there are some areas where they overlap.

What is difference between Nagios and Grafana?

Grafana can integrate with a huge range of collectors, agents, and storage engines. Grafana is open source, and free. Nagios is a legacy IT infrastructure monitoring tool with a focus on server, network, and application monitoring.

Which is the best monitoring tool?

Why do we need Nagios tool?

Here are the important reasons to use Nagios monitoring tool: Detects all types of network or server issues. Helps you to find the root cause of the problem which allows you to get the permanent solution to the problem. Active monitoring of your entire infrastructure and business processes.

Does Nagios use Java?

Nagios provides complete monitoring of Java applications and servers.

What are the features of Nagios?