From: Joel VanderWerf <joelvanderwerf@...>
Date: 2010-08-09T02:26:32+09:00
Subject: Re: Is it possible to access memory as a block ?

Pinit Asavanuchit wrote:
> I have a situation to load large amount of data multi-million of data to
> memory for processing.
> It's memory intensive application. Analysis.
> 
> I have found that Hash is too slow, then I try Array but it's overhead
> of 20 or 40 byte make me run out of memory.
> 
> I try to find how to define a pointer to block of memory or create array
> which less overhead.
> 
> Is that possible in ruby ?

What kind of data is it?

Check out mmap:
http://rubyforge.org/projects/mmap/

Also the narray gem and A. Howard's combination of the two:
http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/162769