  0 SNES Function norm 0.197531
    0 KSP Residual norm 0.0658436
    1 KSP Residual norm 0.0219479
    2 KSP Residual norm 0.00731596
    3 KSP Residual norm 0.00243865
    4 KSP Residual norm 0.000812884
    5 KSP Residual norm 0.000270961
    6 KSP Residual norm 9.03205e-05
    7 KSP Residual norm 3.01068e-05
    8 KSP Residual norm 1.00356e-05
    9 KSP Residual norm 3.3452e-06
   10 KSP Residual norm 1.11507e-06
   11 KSP Residual norm 3.71689e-07
   12 KSP Residual norm 1.23896e-07
   13 KSP Residual norm 4.12988e-08
   14 KSP Residual norm 1.37663e-08
   15 KSP Residual norm 4.58876e-09
   16 KSP Residual norm 1.52959e-09
   17 KSP Residual norm 5.099e-10
   18 KSP Residual norm 1.700e-10
   19 KSP Residual norm 5.665e-11
  1 SNES Function norm 1.700e-10
Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1
SNES Object: 1 MPI process
  type: newtonls
  maximum iterations=50, maximum function evaluations=10000
  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
  total number of linear solver iterations=19
  total number of function evaluations=2
  norm schedule ALWAYS
  Jacobian is built using a DMDA local Jacobian
  SNESLineSearch Object: 1 MPI process
    type: bt
      interpolation: cubic
      alpha=1.000000e-04
    maxlambda=1.000000e+00, minlambda=1.000000e-12
    tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
    maximum iterations=40
  KSP Object: 1 MPI process
    type: richardson
      damping factor=1.
    maximum iterations=10000, initial guess is zero
    tolerances: relative=1e-09, absolute=1e-50, divergence=10000.
    left preconditioning
    using PRECONDITIONED norm type for convergence test
  PC Object: 1 MPI process
    type: asm
      total subdomain blocks = 2, amount of overlap = 0
      restriction/interpolation type - RESTRICT
      Local solver information for first block is in the following KSP and PC objects on rank 0:
      Use -ksp_view ::ascii_info_detail to display information for all blocks
      KSP Object: (sub_) 1 MPI process
        type: preonly
        maximum iterations=10000, initial guess is zero
        tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
        left preconditioning
        not checking for convergence
      PC Object: (sub_) 1 MPI process
        type: lu
          out-of-place factorization
          tolerance for zero pivot 2.22045e-14
          matrix ordering: nd
          factor fill ratio given 5., needed 1.35714
            Factored matrix:
              Mat Object: (sub_) 1 MPI process
                type: seqaij
                rows=8, cols=8
                package used to perform factorization: petsc
                total: nonzeros=38, allocated nonzeros=38
                  not using I-node routines
        linear system matrix, which is also used to construct the preconditioner:
        Mat Object: (sub_) 1 MPI process
          type: seqaij
          rows=8, cols=8
          total: nonzeros=28, allocated nonzeros=28
          total number of mallocs used during MatSetValues calls=0
            not using I-node routines
    linear system matrix, which is also used to construct the preconditioner:
    Mat Object: 1 MPI process
      type: seqaij
      rows=16, cols=16
      total: nonzeros=64, allocated nonzeros=64
      total number of mallocs used during MatSetValues calls=0
        not using I-node routines
N: 16 error L2 2.12442e-11 inf 4.24885e-11
