[Haskell-beginners] Unresponsive interactive GHC using Leksah

[Daniel Fischer]

On Friday 21 October 2011, 16:58:45, Hugo Ferreira wrote:
> Hello,
> 
> I am trying out the code in the book http://nlpwp.org/.
> When testing the code in chapter 7 (POS tagger), the
> interactive session consumes much memory and the whole
> system becomes unresponsive (Ubuntu 10.04, Dual Core,
> 2 Gig memory). I even find it difficult to kill the process.
> 
> If I execute a ghci session I see very large memory (1.6Gig)
> use and relative slow execution. However the system does not
> become as unresponsive. If I run the executable directly the
> execution goes from minutes to seconds.

Does ghci load compiled or interpreted code?
In the latter case, compiling it before loading (or even invoking ghci with 
the -fobject-code flag) might help.

> 
> Anyone know if I can tweak GHCi and/or leksah to avoid or
> simple reduce this problem?
> 
> TIA,
> Hugo F.