Nagios digger

Global statistics(select period)
Statistics per host(select period)
Statistics per service(select period)
Correlate host/services(select period)
Search(select period)
Predict problems
Problem duration totals(select period)(for SLA calculations)

Please note: only events with type 'HARD' are seen as an event.

Version 0.9, written by folkert@vanheusden.com