could you share a minimal program that reproduces the problem? On Tue, Jun 2, 2015 at 9:36 PM, Evan Laforge <qdun...@gmail.com> wrote:
> After I upgraded to 7.10.1 I started noticing that my shakefile would > lock up on exit. It's after the 'main' function exits, and none of > the shake tests have a problem, so presumably it's a GHC thing, that > shake somehow causes to happen. Only kill -9 gets it to quit. Here's > a stack trace from the OS X sampler: > > Call graph: > 2801 Thread_909901 DispatchQueue_2: > com.apple.libdispatch-manager (serial) > 2801 _dispatch_mgr_thread (in libdispatch.dylib) + 52 > [0x7fff8828ca6a] > 2801 kevent64 (in libsystem_kernel.dylib) + 10 [0x7fff90ec0232] > > Total number in stack (recursive counted multiple, when >=5): > > Sort by top of stack, same collapsed (when >= 5): > kevent64 (in libsystem_kernel.dylib) 2801 > > > I know there aren't a lot of details here, but does this sound > familiar to anyone? I can't see anything on > https://ghc.haskell.org/trac/ghc/wiki/Status/GHC-7.10.2 that looks > like this. Is there any way I can get more information I can get to > report this? > > It used to be frequent (once in 10 runs maybe), but later became quite > infrequent (once in a couple hundred runs, maybe). I downgraded to > 7.8.4 and it hasn't happened again. > _______________________________________________ > Glasgow-haskell-users mailing list > Glasgow-haskell-users@haskell.org > http://mail.haskell.org/cgi-bin/mailman/listinfo/glasgow-haskell-users >
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