Hello Johannes,

Friday, September 10, 2010, 2:25:58 PM, you wrote:

just forkIO in threaded RTS works for me. try:

main = do forkIO expensiveCalc
          forkIO expensiveCalc
          forkIO expensiveCalc
          expensiveCalc

> What's the story with FFI calls and concurrency?

> I have an expensive calculation performed
> by some C function, which I call from Haskell land.
> (This works like a charm.)

> I have several cores available. How could I run
> several of these calculations in parallel?

> Thanks, Johannes.


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-- 
Best regards,
 Bulat                            mailto:bulat.zigans...@gmail.com

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