1 2 IS to select slice from 3D DMDA vector : 3IS Object: 2 MPI processes 4 type: general 5[0] Number of indices in set 8 6[0] 0 4 7[0] 1 5 8[0] 2 6 9[0] 3 7 10[0] 4 20 11[0] 5 21 12[0] 6 22 13[0] 7 23 14[1] Number of indices in set 8 15[1] 0 36 16[1] 1 37 17[1] 2 38 18[1] 3 39 19[1] 4 52 20[1] 5 53 21[1] 6 54 22[1] 7 55 23 24 Extracted slice vector, in DMDA ordering : 25Vec Object: 2 MPI processes 26 type: mpi 27Process [0] 28-6. 29-3. 300. 313. 3294. 3397. 34100. 35103. 36Process [1] 37194. 38197. 39200. 40203. 41294. 42297. 43300. 44303. 45subset MPI subcomm size is : 2, includes global rank : 0 46subset MPI subcomm size is : 2, includes global rank : 1 47 48 Extracted slice vector, in natural ordering : 49Vec Object: 2 MPI processes 50 type: mpi 51Process [0] 52-6. 53-3. 540. 553. 5694. 5797. 58100. 59103. 60Process [1] 61194. 62197. 63200. 64203. 65294. 66297. 67300. 68303. 69