1PetscSF Object: sfA 1 MPI processes 2 type: basic 3 sort=rank-order 4 [0] Number of roots=4, leaves=4, remote ranks=1 5 [0] 2 <- (0,0) 6 [0] 3 <- (0,1) 7 [0] 4 <- (0,2) 8 [0] 5 <- (0,3) 9PetscSF Object: sfB 1 MPI processes 10 type: basic 11 sort=rank-order 12 [0] Number of roots=8, leaves=2, remote ranks=1 13 [0] 3 <- (0,2) 14 [0] 2 <- (0,3) 15BcastB(BcastA) 16A: root data 170: 0 1 2 3 18A: leaf data (all) 190: -1 -1 0 1 2 3 -1 -1 20B: leaf data (all) 210: -1 -1 1 0 -1 -1 22PetscSF Object: sfBA 1 MPI processes 23 type: basic 24 sort=rank-order 25 [0] Number of roots=4, leaves=2, remote ranks=1 26 [0] 3 <- (0,0) 27 [0] 2 <- (0,1) 28BcastBA 29BA: root data 300: 0 1 2 3 31BA: leaf data (all) 320: -1 -1 1 0 -1 -1 33PetscSF Object: sfAm 1 MPI processes 34 type: basic 35 sort=rank-order 36 [0] Number of roots=6, leaves=4, remote ranks=1 37 [0] 0 <- (0,2) 38 [0] 1 <- (0,3) 39 [0] 2 <- (0,4) 40 [0] 3 <- (0,5) 41PetscSF Object: sfAAm 1 MPI processes 42 type: basic 43 sort=rank-order 44 [0] Number of roots=4, leaves=4, remote ranks=1 45 [0] 0 <- (0,0) 46 [0] 1 <- (0,1) 47 [0] 2 <- (0,2) 48 [0] 3 <- (0,3) 49PetscSF Object: sfBm 1 MPI processes 50 type: basic 51 sort=rank-order 52 [0] Number of roots=4, leaves=2, remote ranks=1 53 [0] 2 <- (0,3) 54 [0] 3 <- (0,2) 55PetscSF Object: sfBBm 1 MPI processes 56 type: basic 57 sort=rank-order 58 [0] Number of roots=8, leaves=2, remote ranks=1 59 [0] 2 <- (0,2) 60 [0] 3 <- (0,3) 61