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This check will monitor the disk usage on a netapp volume. This script does not need a volume id, but will check on volume name.…

Check all active software raid arrays on a Linux server.

Checks via SNMP various aspects of 3Com switches which support the jv-mib.huawei SNMP standard (4500,5500,etc).

The script returns the length of Postfix queue by parsing output of postqueue.

Check correct operation of a Squid Web Proxy server

This component allows admins to specify a custom logo and URL in the header of the Nagios XI interface. Useful for co-branding or custom branding…

check zfs file system and zfs data pools

Scans for LVM logical volumes and checks used space on them. Shell script(sh), GPL

This script checks the expiration of an SSL certificate.

Check windows services by snmp

Check Citrix Server Connection Information via SNMP. Extra OID's available through snmp4ctx package (http://www.wtcs.org/snmp4tpc/snmp4ctx.htm)

Teeny web interface for Nagios with smartphone(iPhone, Android).

Nagios plugin to check CPU performance statistics. This script has been tested on the following Linux and Unix platforms: RHEL 4, RHEL 5, RHEL 6,…

This is my own theme for Nagios 3.x based on the theme Arana. I modified font sizes, symbols, colors and layers. The theme is optimized…

Poll (via SNMP) one or more interfaces on one or more devices (with each device supporting a different protocol and access control) checking to see…

This plugin checks the tablespace size of a specific MySQL Server database against WARN and CRIT thresholds. It returns the current tablespace size and the…

Windows NRPE plugin for disks performance monitoring. Return Name, AvgDiskQueueLength, DiskReadBytesPersec, DiskWriteBytesPersec, PercentDiskTime. Check AvgDiskQueueLength parameter to warning/critical levels.

Plugin written in perl to check the status of several volume managers. Currently supported volume managers are SVM/SDS, ZFS and VxVM on Solaris and LVM/MD…

Simple script to check the uptime of a Linux, Unix, or Solaris host. This check is informational only, it always returns 'OK' Sample use: define…

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

Check the status for mod_jk loadbalancers via XML download from status URL.