Logwatch is a customizable log analysis system. Logwatch parses
through your system's logs for a given period of time and creates a
report analyzing areas that you specify, in as much detail as you
require. Logwatch is easy to use and will work right out of the
package on most systems.
Logwatch Contact Information
Logwatch, as well as a large number of other automation tools and
techniques, are covered in my new book:
(click here for more info)
If you want to manage logs on multiple hosts logconf will take care
of configuring Logwatch, Syslog-ng, and Logrotate.
There are several mirrors of the main site if you have trouble accessing it on port 81: