What is the fastest way to read 10 GB file from the disk?

Question

We need to read and count different types of messages/run some statistics on a 10 GB text file, e.g a FIX engine log. We use Linux, 32-bit, 4 CPUs, Intel, coding in Perl but the

Answer 1

Basically need to "Divide and conquer", if you have a network of computers, then copy the 10G file to as many client PCs as possible, get each client PC to read an offset of the file. For added bonus, get EACH pc to implement multi threading in addition to distributed reading.