P0 P1 P2 P3 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 comm_red comm_blue comm_green P0 P1 P2 0 1 2 3 P0 P1 0 1 2 3 P0 P1 P2 0 1 2 3 4 5 6 7 key = rank MPI_Comm_split false true 50 1.0 cm false 10 0 true true true 2.0.8 1867 1176 53 24 0.8971612212104981 true true true 138