Java: fastest way to do random reads on huge disk file(s)

Question

I\'ve got a moderately big set of data, about 800 MB or so, that is basically some big precomputed table that I need to speed some computation by several orders of magnitude (cr

Answer 1

Actually 800 MB isn't very big. If you have 2 GB of memory or more, it can reside in disk cache if not in your application itself.