Debian Cluster + OpenMPI

1.- Descargar software de Open-MPI.org

# wget https://www.open-mpi.org/software/ompi/v1.10/downloads/openmpi-1.10.2.tar.gz


2.- Instalar en todos los nodos:

# gunzip -c openmpi-1.10.2.tar.gz | tar xf -
# cd openmpi-1.10.2
# ./configure --prefix=/usr/local
# make all install

3.- Agregar variables de entorno:

# vi /etc/profile

Agregar:

export PATH=/usr/local/bin:$PATH
export LD_LIBRARY_PATH=/usr/local/lib:$LD_LIBRARY_PATH

# source /etc/profile

#ldconfig

4.- Testing:

# mpirun --hostfile host_file mpi_hello_world

Referencias:

Open.MPI.org

MPITutorial.com