[Pw_forum] Problems running PWscf in parallel

[Sergey Lisenkov]

Dear Derek,

>mpirun -np 8 pw.x < run.in > run.out 
>
>mpirun C pw.x < run.in > run.out 


Try  mpirun -np 8 pw.x -inp run.in > run.out 

instead. Some implementations of MPI doesn't know how to read from standart input.

Sergey