obj_size 79 ompi/mca/io/romio321/romio/test/aggregation1.c get_offset( int rank, int num_objs, int obj_size, int which_obj ) { obj_size 81 ompi/mca/io/romio321/romio/test/aggregation1.c offset = (MPI_Offset)rank * num_objs * obj_size + which_obj * obj_size;