On Sun, Mar 27, 2011 at 1:03 PM, Andrew Coppin <andrewcop...@btinternet.com> wrote: >> *** Build multiple Cabal packages in parallel *** >> http://hackage.haskell.org/trac/summer-of-code/ticket/1594 >> >> Many developers have multi-core machines but Cabal runs the build >> process in a single thread, only making use of one core. If the build >> process could be parallelized build times could be cut by perhaps a >> factor of 2-8, depending on the number of cores and opportunity of >> parallel execution available. > > Isn't the Cabal build process strictly I/O-limited rather than CPU-limited?
It's mostly CPU-limited due to spending most of its time in ghc --make (which is CPU limited). It would be nice to parallelize GHC itself at some point but that's a harder task I believe. Johan _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe