Rmpi (version 0.6-6)

mpi.universe.size: MPI\_Universe\_size API

Description

mpi.universe.size returns the total number of CPUs available in a cluster. Some MPI implements may not have this MPI call available.

Usage

mpi.universe.size()

References

http://www.lam-mpi.org/, http://www-unix.mcs.anl.gov/mpi/www/www3/