System Metrics

File System

check_zpool_zfsonlinux

https://github.com/macskas/nagios-plugins

zpool status checker for zfs on linux example: # /usr/lib/nagios/plugins/check_zfs # one pool OK storage-02(ONLINE 10.3T/87T),storage-03(ONLINE 75.6T/87T),storage-81(ONLINE 1.00T/87T) # resilver example WARNING storage-02(ONLINE 11.1T/87T),storage-03(RESILVER 18.53%,223M/s,82h51m),storage-81(ONLINE…

SMB

check_ad_replication.py

https://github.com/infoxchange/check_ad_replication.py

check_ad_replication.py ======================= This is a Nagios plugin for checking the normal operation of a Samba-based Active Directory server (Domain Controller). As of Samba 4.x, Samba…

Memory

Python Memory Check (psutil)

https://github.com/Winnux76/Nagios-mem_check.git

A Python based memory check which leverages psutil and nrpe to return % used, buffered, cached, and total used memory metrics. The first graph tracks…

Others

Check Microsoft Windows Updates

https://outsideit.net

Please visit my blog for more information on this plugin. In case you find a bug or have feature request, please make an issue on…

File System

Check IO Wait (by Nestor@Toronto)

Memory

Check mem (by Nestor@Toronto)

CPU Usage and Load

Check CPU Idle (by Nestor@Toront)

CPU Usage and Load

Check CPU Usage (by Nestor@Toront)

File System

check_file_size

Options: -r Check if file is too small rather than too large. Warn size is not required and will be ignored if it is when…

Memory

check_mem_ng.sh

https://blog.zwindler.fr/2015/07/16/plugin-check_mem_ng-sh-compatible-rhel-7/

check_mem_ng.sh 1.1 Usage: * check_mem_ng.sh [-w ] [-c ] [-v] [-l] - checks local host available memory - warnlevel and critlevel is percentage value without…