Oh! That works quite nicely. It's not supported for install-deps. I assumed that it just wasn't implemented.
I should open a ticket. Thanks! - Clark On Wednesday, May 15, 2013, Clark Gaebel wrote: > It's also useful to note that the disk cache might do a surprisingly good > job at caching those .hi files for you. That, and a lot of people (like > me!) use SSDs, where the parallel compilation takes the vast majority of > time. > > I'd be really excited to see parallel ghc --make. > > By the way, totally unrelated, but why does cabal support -j when > cabal-dev doesn't? > > - Clark > > On Wednesday, May 15, 2013, Niklas Hambüchen wrote: > >> Hello Thomas, >> >> thanks for your detailed answer. >> >> > Could be worthwhile re-evaluating the patch. >> >> Does your patch still apply somewhat cleanly? >> And does it address all the caches in your list already or only some >> subset of them? >> >> > To have a multi-process ghc --make you don't need thread-safety. >> > However, without sharing the caches -- in particular the interface >> > file caches -- the time to read data from the disk may outweigh any >> > advantages from parallel execution. >> >> That might be a big step already - I've never seen a project where I'd >> care about parallel compilation that is not totally CPU-bound. >> >> _______________________________________________ >> Haskell-Cafe mailing list >> Haskell-Cafe@haskell.org >> http://www.haskell.org/mailman/listinfo/haskell-cafe >> >
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