How to process real-time data with Apache: 
In the “always-on” future with billions of connected devices, storing raw data for analysis later will not be an option because users want accurate responses in real time. Prediction of failures and other context-sensitive conditions require data to be processed in real time—certainly before it hits a database.
read more: Opensource.com Simon Crosby
Supporting Open Source.
Have you tried: Sailing in Africa ?