Mat Object: 1 MPI process
  type: diagonal
  Vec Object: 1 MPI process
    type: seq
  0.
  0.
  0.
  0.
  0.
  0.
  0.
  0.
  0.
  0.
Mat Object: 1 MPI process
  type: diagonal
  rows=10, cols=10
  total: nonzeros=10, allocated nonzeros=10
  total number of mallocs used during MatSetValues calls=0