1PetscSF Object: sf 3 MPI processes 2 type: basic 3 [0] Number of roots=102, leaves=1, remote ranks=1 4 [0] 400 <- (0,100) 5 [1] Number of roots=201, leaves=1, remote ranks=1 6 [1] 500 <- (0,101) 7 [2] Number of roots=301, leaves=2, remote ranks=2 8 [2] 600 <- (0,100) 9 [2] 601 <- (2,300) 10 MultiSF sort=rank-order 11