cliff@ubuntu:~/Documents$ cat test.c
#include <mpi.h>
#include <stdio.h>
#include <unistd.h>
int main (int argc, char * argv[0]) {
alarm(3);
char message [16] = "Hello World !!";
MPI_Init (&argc, &argv);
printf ("%s\n", message);
MPI_Finalize();
pause();
return (0); }
cliff@ubuntu:~/Documents$
----------------------------------------------------------------

cliff@ubuntu:~/Documents$ ls
erg2    erg3.exe  erg4.c                    MPI_NOTES.pdf
erg3.c  erg3.o    mpi-1.1-report-marked.ps  test.c
cliff@ubuntu:~/Documents$ mpicc -c test.c
cliff@ubuntu:~/Documents$ mpicc -o test.exe test.o
cliff@ubuntu:~/Documents$ mpirun -np 5 test.exe
Alarm clock
cliff@ubuntu:~/Documents$



cliff@ubuntu:~/Documents$ file test.exe
test.exe: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), dynamically linked (uses shared libs), for GNU/Linux 2.6.15, not stripped
cliff@ubuntu:~/Documents$