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Get interesting but hard-to-get-at information about the server hardware, eg. free memory slots, front-side-bus speed et al

Checks by snmp load or cpu usage (Windows, Linux/Unix, AS400, Cisco, Cisco ASA5500, Cisco catalyst, HP Procurve, LinkProof, Blucoat, Nokia, Fortinet, Netscreen, HP-UX). Current version…

check the tomcat /manager/status page for excessive memory usage or an excessive number of threads in use.

Japanese Translation for Nagios web interface (CGIs) and documents. Current release is for Nagios 1.x, 2.x and 3.x!

The small pack with CGI scripts that have the Czech translation of Nagios nagios-2.0b3.

This article describes how to configure e-mail notifications in Nagios with Exchange server.

Check date of AVG database via socket connect

This plugin monitors the hardware health of HP Proliant Servers, provided that the hpasm (HP Advanced Server Management) software is installed. It is also able…

Just a script to facilitate restarts of nrpe and automatically start the nrpe daemon at different run levels.

Bash shell script to check min/max size of files and/or directories. Relies on "stat" and "du", which most distributions should have. Usage: check_file_size.sh [--minwarn size]…

Always more than one-way script based nms plugins.

Italian Nagios Documentation with developer guidelines (pdf format).

check_proc.exe is a plugin that monitors if a defined process is running. It monitors also the count of a defined process (lower and upper bounds).

a very very simple way to check the loading time of a website...

A small PERL plugin to monitor the health of ZFS zpools. Tested on Solaris 10 and OpenSolaris distributions. Will additionally work in FreeBSD-7.0-RELEASE if called…

Quick and dirty patch to show only HARD state services in the Tactical Overview.

A very simple script to check the number of opened files on system (linux of course..).

Checks the mount table for read-only mounts - these are usually a sign of trouble (broken filesystem etc.)

A simple replacement for the standard Nagios email command. It consists of a Python script to send Nagios Alert Notifications (email) with Gmail using TLS.

Checks whether syslog-ng works through UDP or not.

We needed to setup Nagios to utilize our internet service providers SMTP Email server for notification emails. The biggest problem was that the ISP's outgoing…