  0 KSP Residual norm 4.49058 
  1 KSP Residual norm 0.198002 
  2 KSP Residual norm 0.0177532 
  3 KSP Residual norm 0.00119249 
  4 KSP Residual norm 0.000116755 
  5 KSP Residual norm 5.13466e-06 
KSP Object: 2 MPI processes
  type: gmres
    restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
    happy breakdown tolerance 1e-30
  maximum iterations=10000, initial guess is zero
  tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
  left preconditioning
  using PRECONDITIONED norm type for convergence test
PC Object: 2 MPI processes
  type: gamg
    type is MULTIPLICATIVE, levels=2 cycles=v
      Cycles per PCApply=1
      Using externally compute Galerkin coarse grid matrices
      GAMG specific options
        Threshold for dropping small values in graph on each level =   -1.   -1.  
        Threshold scaling factor for each level not specified = 1.
        AGG specific options
          Number of levels of aggressive coarsening 1
          MIS-k aggressive coarsening
          MIS-2 coarsening on aggressive levels
          Number smoothing steps 1
        Complexity:    grid = 1.125    operator = 1.09
  Coarse grid solver -- level 0 -------------------------------
    KSP Object: (mg_coarse_) 2 MPI processes
      type: preonly
      maximum iterations=10000, initial guess is zero
      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
      left preconditioning
      using NONE norm type for convergence test
    PC Object: (mg_coarse_) 2 MPI processes
      type: bjacobi
        number of blocks = 2
        Local solver information for first block is in the following KSP and PC objects on rank 0:
        Use -mg_coarse_ksp_view ::ascii_info_detail to display information for all blocks
      KSP Object: (mg_coarse_sub_) 1 MPI process
        type: preonly
        maximum iterations=1, initial guess is zero
        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
        left preconditioning
        using NONE norm type for convergence test
      PC Object: (mg_coarse_sub_) 1 MPI process
        type: lu
          out-of-place factorization
          tolerance for zero pivot 2.22045e-14
          using diagonal shift on blocks to prevent zero pivot [INBLOCKS]
          matrix ordering: nd
          factor fill ratio given 5., needed 1.
            Factored matrix follows:
              Mat Object: (mg_coarse_sub_) 1 MPI process
                type: seqaijcusparse
                rows=3, cols=3
                package used to perform factorization: cusparse
                total: nonzeros=9, allocated nonzeros=9
                  using I-node routines: found 1 nodes, limit used is 5
        linear system matrix = precond matrix:
        Mat Object: (mg_coarse_sub_) 1 MPI process
          type: seqaijcusparse
          rows=3, cols=3
          total: nonzeros=9, allocated nonzeros=9
          total number of mallocs used during MatSetValues calls=0
            not using I-node routines
      linear system matrix = precond matrix:
      Mat Object: 2 MPI processes
        type: mpiaijcusparse
        rows=3, cols=3
        total: nonzeros=9, allocated nonzeros=9
        total number of mallocs used during MatSetValues calls=0
          not using I-node (on process 0) routines
  Down solver (pre-smoother) on level 1 -------------------------------
    KSP Object: (mg_levels_1_) 2 MPI processes
      type: chebyshev
        Chebyshev polynomial of first kind
        eigenvalue targets used: min 0.185488, max 2.04037
        eigenvalues provided (min 0.145059, max 1.85488) with transform: [0. 0.1; 0. 1.1]
      maximum iterations=2, nonzero initial guess
      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
      left preconditioning
      using NONE norm type for convergence test
    PC Object: (mg_levels_1_) 2 MPI processes
      type: jacobi
        type DIAGONAL
      linear system matrix = precond matrix:
      Mat Object: 2 MPI processes
        type: mpiaijcusparse
        rows=24, cols=24
        total: nonzeros=100, allocated nonzeros=240
        total number of mallocs used during MatSetValues calls=0
          not using I-node (on process 0) routines
  Up solver (post-smoother) same as down solver (pre-smoother)
  linear system matrix = precond matrix:
  Mat Object: 2 MPI processes
    type: mpiaijcusparse
    rows=24, cols=24
    total: nonzeros=100, allocated nonzeros=240
    total number of mallocs used during MatSetValues calls=0
      not using I-node (on process 0) routines
Norm of error 5.81486e-06 iterations 5
