Rmpi (version 0.7-2.1)

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()

Arguments

None.

Author

Hao Yu

References

https://www.open-mpi.org/