[mvapich-discuss] stdin handling issues

Jonathan Perkins perkinjo at cse.ohio-state.edu
Mon Mar 31 09:28:50 EDT 2014


Hi.  We don't do any special handling of stdin so the behavior should
be the same between the libraries.

Can you tell us the version of mpich2 with which you're comparing?
Can you also tell us how you've compiled each library?  You should be
able to use mpich2version from each installation.

Also, is this program written in Fortran?

On Mon, Mar 31, 2014 at 3:08 AM, Jianyu Liu <jerry_leo at msn.com> wrote:
> Hi,
>
> I have a problem with reading namelist from stdin for the MPI run if built
> ARPS with mvapich2 2.0b
>
> For example,
>
> mpirun -np 12 arps_mpi  < namelist.input
>
> It will aborted with "process reading stdin too slowly" immediately.
>
> But there is NO this sort of problem if built with mpich2.
>
> Just wondering if any bugs in stdin handling in mvapich2 2.0b or I'm missing
> something ?
>
> Appreciating your kindly help
>
> Jianyu
>
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-- 
Jonathan Perkins
http://www.cse.ohio-state.edu/~perkinjo


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