KSP Object: 2 MPI processes
  type: gmres
    restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with one step of iterative refinement
    happy breakdown tolerance=1e-30
  maximum iterations=10000, initial guess is zero
  tolerances: relative=1e-07, absolute=1e-50, divergence=10000.
  left preconditioning
  using PRECONDITIONED norm type for convergence test
PC Object: 2 MPI processes
  type: shell
    MyPreconditioner
  linear system matrix, which is also used to construct the preconditioner:
  Mat Object: 2 MPI processes
    type: mpiaij
    rows=56, cols=56
    total: nonzeros=250, allocated nonzeros=250
    total number of mallocs used during MatSetValues calls=0
      not using I-node (on process 0) routines
Norm of error 5.90715e-08 iterations 15
