Linux/perl mmap performance

Question

I\'m trying to optimize handling of large datasets using mmap. A dataset is in the gigabyte range. The idea was to mmap the whole file into memory, allowing multiple processes t

Answer 1

one thing that can help performance is the use of 'madvise(2)'. probably most easily done via Inline::C. 'madvise' lets you tell the kernel what your access pattern will be like (e.g. sequential, random, etc).