Operating Systems

Check disk drives for s.m.a.r.t. attributes failures.

Check disk status with smartmontools.

This plugin checks the rsync-incr directory, checking the backup.

Modified version of the original check_rpc plugin with dynamic rpc list.

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

A constant thread - a security breach. This small plugin uses the capabilities of the "Rootkit Hunter", an open source solution downloadable from http://sourceforge.net/projects/rkhunter/

Check a Rocks cluster for dead nodes

Check the status of a RHES Cluster installation by snmp. This check is deprecated by check_rhcsnmp and check_clustat from monitoringplug.

Checks the ram usage on the local machine, good for remote checks using nrpe. Works on 32-bit and 64-bit Linux systems.

Check American Megatrends / LSI Logic / Dell PERC4 SCSI Hardware RAID Controller under FreeBSD by parsing the output of ports/sysutils/megarc

Check the status of geom(4) gmirror(8) software RAID volumes on FreeBSD 5x and 6x.

Check state of qpage service and queue.