[Haskell-cafe] Control.Parallel on 6.10.4 - Mac OS X version

[Don Stewart]

k2msmith:
> I'm using the Control.Parallel package on ghc version 6.10.4 and I don't seem
> to be getting any parallel threads or sparks created at all with the
> "-threaded" compilation option using runtime flags "+RTS -N2".  I'm using
> simple examples from the paper "A Tutorial on Parallel and Concurrent
> Programming in Haskell" by Jones and Singh.  
> 
> I'm running on an Intel Mac core 2 duo.  Does anyone know how I can check if
> the parallel functionality in ghc is working on my 6.10.4 ghc package installed
> on this platform ? I installed it from the "supported" runtime pkg for OS X
> from the ghc website.
> 

A simple parallel 'hello world'

    http://haskell.org/haskellwiki/Haskell_in_5_steps#Write_your_first_parallel_Haskell_program