MPI_GROUP_SIZE(3)MPI_GROUP_SIZE(3)NAMEMPI_Group_size - Returns the size of a group
SYNOPSIS
C:
#include <mpi.h>
int MPI_Group_size ( group, size )
MPI_Group group;
int *size;
C++:
#include <mpi.h>
int Group::Get_size() const
Fortran:
INCLUDE "mpif.h" (or USE MPI)
INTEGER group, size, ierror
CALL MPI_GROUP_SIZE(group, size, ierror)
STANDARDS
This release implements the MPI 1.2 standard, as documented by the MPI
Forum in the spring 1997 release of MPI: A Message Passing Interface
Standard.
DESCRIPTION
The MPI_Group_size routine returns the size of a group. This routine
accepts the following parameters:
group Specifies the group (handle)
size Returns the number of processes in the group (integer)
ierror Specifies the return code value for successful completion,
which is in MPI_SUCCESS. MPI_SUCCESS is defined in the mpif.h
file.
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