aCore LogParser
LogWatch mail reports parser to analyze tendencies of variables.
This small tool parses LogWatch mail reports and extracts serveral variables such as disk space usage, hard disk read error rate (from smartd), etc.... They are exported to a simple format that allows its use as input for tools like gnuplot, and lets you inspect these variables tendencies. This should make it easier to detect anomalies or prevent failures in your servers, than having just the value for today.