19.2.2. _my_pe — Open MPI 5.0.2 documentation

# 19.2.2. _my_pe

shmem_my_pe, my_pe, _my_pe - Returns the virtual PE number of the calling PE.

## 19.2.2.1. SYNOPSIS

C or C++:

    #include <mpp/shmem.h>

    int shmem_my_pe (void)
    int my_pe (void)

Fortran:

    include 'mpp/shmem.fh'
    I = SHMEM_MY_PE ()
    I = MY_PE ()

## 19.2.2.2. DESCRIPTION

my_pe() or shmem_my_pe() return the processing element (PE) number of the calling PE. It accepts no arguments. The result is an integer between 0 and npes - 1, where npes is the total number of PEs executing the current program.

See also

intro_shmem(3) shmem_n_pes(3) shmem_init(3)