[Haskell-cafe] Help optimising a Haskell program

Jesper Louis Andersen jesper.louis.andersen at gmail.com
Tue Mar 22 03:00:25 CET 2011


On Tue, Mar 22, 2011 at 00:59, David MacIver <david at drmaciver.com> wrote:

> It's for rank aggregation - taking a bunch of partial rankings of some
> items from users and turning them into an overall ranking (aka "That
> thing that Hammer Principle does").

Two questions immediately begs themselves:

* Can we go parallel? :P
* What does +RTS -s -RTS say? Specifically, what is the current
productivity? Do we get an improvement with +RTS -A2m -H128m -RTS ?
(Force the heap to be somewhat up there from day one, perhaps try
-H256m.

-- 
J.



More information about the Haskell-Cafe mailing list