On Thu, Oct 28, 2010 at 2:16 AM, Kazu Yamamoto <k...@iij.ad.jp> wrote:
> When I compiled a network server with GHC 7 without the "-threaded" > option and ran it, I got the following error. > > file descriptor 5496824 out of range for select (0--1024). > > I have read the paper "Scalable Event Handling for GHC" and understand > that this new IO manger assumes the "-threaded" option. > The unthreaded runtime has a completely different I/O manager from the threaded one. We didn't touch the unthreaded runtime. Does your app work under earlier versions of GHC without -threaded? > Does this mean that we need the "-threaded" option to GHC 7 for > networking programming and GHC 7 does not maintain backward > compatibility? No.
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