Plugins

Check if a specified user exists and that he has the correct userId, groupId, groupname and supplementary groups.

Checks Rsync Servers. Features include authentication, directory listings, data transfers, test timing, output prefixing, verbosity levels and timeout enforcement. Direct support for Gentoo Portage Mirrors.

A script that checks if processes and TCP ports are up. Tested on Redhat Enterprise Linux 3,4, Fedora 4,5,6, Solaris 6,7,8,9 and HP-UX 11.11,11.23

A script that checks, if a given process has exceeded a defined runtime in seconds

Check physical memory using shell script. Memory is displayed as a percentage.

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

Compares /etc/fstab and /proc/mounts

Shell script to check network bonding. Displays bonding mode.

Check memory plugin by parsing /proc/meminfo and taking Cached mem into consideration

check_myfilesiz.pl

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]…

This plugin checks if there are debian updates available. If so, it issues a warning, if the packages are from security it raises a critical.