MPI_Comm_remote_size
Determines the size of the remote group associated with an intercommunicator.
#include <mpi.h>
int MPI_Comm_remote_size(MPI_Comm comm, int *size)
USE MPI
! or the older form: INCLUDE 'mpif.h'
MPI_COMM_REMOTE_SIZE(COMM, SIZE, IERROR)
INTEGER COMM, SIZE, IERROR
USE mpi_f08
MPI_Comm_remote_size(comm, size, ierror)
TYPE(MPI_Comm), INTENT(IN) :: comm
INTEGER, INTENT(OUT) :: size
INTEGER, OPTIONAL, INTENT(OUT) :: ierror
comm
: Communicator (handle).
size
: Number of processes in the remote group of comm (integer).ierror
: Fortran only: Error status (integer).
MPI_Comm_remote_size
determines the size of the remote group associated with an intercommunicator.
The intercommunicator accessors (MPI_Comm_test_inter
, MPI_Comm_remote_size
, MPI_Comm_remote_group) are all local operations.
* MPI_Comm_test_inter
* MPI_Comm_remote_group
* MPI_Intercomm_create
* MPI_Intercomm_merge