The Open Source market is getting overcrowded with different Network monitoring solutions, and not without reason, monitoring your infrastructure becomes more important each day , you have to know what is going on.

Nagios started the evolution, but today OpenNMS, Zabbix, Zenoss, Groundworks, Hyperic and different others, such as RiverMuse , are showing up in the market. Do you want lightweight, or feature full, how far do you want to go with your monitoring, just on OS level, or do you want to dig into your applications, do you want to know how many queries per seconds your MySQL database is serving , or do you want to know about the internal state of your JBoss , or be triggered if the OOM killer will start working soon. A bunch of tools are available today, offering such a wide variety of monitoring tasks that maybe the word 'tools' is not 'big' enough anymore and we should start calling them monitoring platforms ... Inuits recently published a White paper on Open Source monitoring created for the Linux Symposium in Ottawa : Systems Monitoring Shootout, finding your way in the Maze of Monitoring tools