[mpich-discuss] executiong mpi code on single linux

[Jack Jacky]

hi.
Im new in parallel programming and I can write parallel codes for computations such as FDTD and so on .
> I have a pc with core i7 quad core cpu and I run my code on win 7 with this cmd command mpiexec -n 8 a.exe and I want do this on linux after compiling my code with mpicxx I run it with this command mpirun -np 8 ./a.out but just 1 process was work .can you help me what must i
 do for running 8 processes on single pc?
> thank you very much.
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