Geek(Wisdom).com

Correlating system events can be a challenge, doing it in an automated fashion is no less a challenge. While tools like logcheck and swatch are helpful they do not correlate events, they simply highlight individual log messages as potential events. SEC (simple event correlator) is a powerful and flexible solution for correlating log messages into events and performing certain actions when an event has occurred.

Mars is a simple services-oriented network status monitor written in Java. It monitors a network by simulating client connections to Internet services and reporting when those services are not responding. It is quick and easy to install and configure, which distinguishes it from other, more complex, more fully-featured network monitoring tools.