Parallel GHC on Altix?

Chad Scherrer chad.scherrer at
Mon May 8 10:11:00 EDT 2006

On Mon, 2006-05-08 at 12:19 +0100, Simon Marlow wrote:
> > 
> > My understanding is that for the 32-bit version, this all works in 
> > parallel, but GC is sequential. Is that still the case? Is the 64-bit 
> > version in the same state?
> nested data parallelism: not yet.  forkIO, MVars, STM, par, and 
> strategies are all working in 6.5 right now.  throwTo is not working on 
> multiple CPUs yet.
> There shouldn't be any difference between 32 and 64 bit support.
Ok, great. Is is correct that the GC is still sequential? Are there
particular difficulties in getting NDP and parallel GC working, or is it
just a matter of having so many other pieces to work on?



More information about the Glasgow-haskell-users mailing list