KSP Object: 8 MPI processes
  type: cg
  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: 8 MPI processes
  type: bddc
    Use verbose output: 0
    Use user-defined CSR: 0
    Use local mat graph: 1
    Connectivity graph topological dimension: 3
    Corner selection: 1 (selected 1)
    Use vertices: 1 (vertex size 3)
    Use edges: 1
    Use faces: 1
    Use true near null space: 0
    Use QR for single constraints on cc: 0
    Use change of basis on local edge nodes: 0
    Use change of basis on local face nodes: 0
    User defined change of basis matrix: 0
    Has change of basis matrix: 0
    Eliminate dirichlet boundary dofs: 0
    Switch on static condensation ops around the interface preconditioner: 0
    Use exact dirichlet trick: 1
    Interface extension: DIRICHLET
    Multilevel max levels: 2
    Multilevel coarsening ratio: 2
    Use estimated eigs for coarse problem: 0
    Use deluxe scaling: 0
    Use deluxe zerorows: 0
    Use deluxe singlemat: 0
    Rebuild interface graph for Schur principal minors: 0
    Number of dofs' layers for the computation of principal minors: -1
    Use user CSR graph to compute successive layers: 0
    Adaptive constraint selection threshold (active 0, userdefined 0): 0.
    Min constraints / connected component: 0
    Max constraints / connected component: 0
    Invert exact Schur complement for adaptive selection: 0
    Symmetric computation of primal basis functions: 1
    Num. Procs. to map coarse adjacency list: 0
    Coarse eqs per proc (significant at the coarsest level): 1
    Detect disconnected: 0 (filter 0)
    Benign subspace trick: 0 (change explicit 0)
    Benign subspace trick is active: 0
    Algebraic computation of no-net-flux: 0
  ********************************** STATISTICS AT LEVEL 0 **********************************
    Global dofs sizes: all 2160 interface 648 coarse 159
    Coarsening ratios: all/coarse 13 interface/coarse 4
    Active processes : 8
    Total subdomains : 8
    Dofs type        :	MIN	MAX	MEAN
    Interior  dofs   :	144	240	189
    Interface dofs   :	156	210	182
    Primal    dofs   :	54	54	54
    Local     dofs   :	300	450	371
    Local     subs   :	1	1
  --- Interior solver (rank 0)
    KSP Object: (pc_bddc_dirichlet_) 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: (pc_bddc_dirichlet_) 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 1.55143
          Factored matrix:
            Mat Object: (pc_bddc_dirichlet_) 1 MPI process
              type: seqaij
              rows=144, cols=144, bs=3
              package used to perform factorization: petsc
              total: nonzeros=9774, allocated nonzeros=9774
                using I-node routines: found 45 nodes, limit used is 5
      linear system matrix, which is also used to construct the preconditioner:
      Mat Object: (pc_bddc_dirichlet_) 1 MPI process
        type: seqaij
        rows=144, cols=144, bs=3
        total: nonzeros=6300, allocated nonzeros=6300
        total number of mallocs used during MatSetValues calls=0
          using I-node routines: found 48 nodes, limit used is 5
  --- Correction solver (rank 0)
    KSP Object: (pc_bddc_neumann_) 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: (pc_bddc_neumann_) 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 2.16719
          Factored matrix:
            Mat Object: (pc_bddc_neumann_) 1 MPI process
              type: seqaij
              rows=279, cols=279, bs=3
              package used to perform factorization: petsc
              total: nonzeros=30915, allocated nonzeros=30915
                using I-node routines: found 85 nodes, limit used is 5
      linear system matrix, which is also used to construct the preconditioner:
      Mat Object: (pc_bddc_neumann_) 1 MPI process
        type: seqaij
        rows=279, cols=279, bs=3
        total: nonzeros=14265, allocated nonzeros=14265
        total number of mallocs used during MatSetValues calls=0
          using I-node routines: found 93 nodes, limit used is 5
  --- Coarse solver
    KSP Object: (pc_bddc_coarse_) 8 MPI processes
      type: richardson
        damping factor=1.
      maximum iterations=1, initial guess is zero
      tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
      left preconditioning
      not checking for convergence
    PC Object: (pc_bddc_coarse_) 8 MPI processes
      type: bddc
        Use verbose output: 0
        Use user-defined CSR: 0
        Use local mat graph: 1
        Connectivity graph topological dimension: 3
        Corner selection: 1 (selected 1)
        Use vertices: 1 (vertex size 1)
        Use edges: 1
        Use faces: 0
        Use true near null space: 0
        Use QR for single constraints on cc: 0
        Use change of basis on local edge nodes: 0
        Use change of basis on local face nodes: 0
        User defined change of basis matrix: 0
        Has change of basis matrix: 0
        Eliminate dirichlet boundary dofs: 0
        Switch on static condensation ops around the interface preconditioner: 0
        Use exact dirichlet trick: 0
        Interface extension: DIRICHLET
        Multilevel max levels: 2
        Multilevel coarsening ratio: 2
        Use estimated eigs for coarse problem: 0
        Use deluxe scaling: 0
        Use deluxe zerorows: 0
        Use deluxe singlemat: 0
        Rebuild interface graph for Schur principal minors: 0
        Number of dofs' layers for the computation of principal minors: -1
        Use user CSR graph to compute successive layers: 0
        Adaptive constraint selection threshold (active 0, userdefined 0): 0.
        Min constraints / connected component: 0
        Max constraints / connected component: 0
        Invert exact Schur complement for adaptive selection: 0
        Symmetric computation of primal basis functions: 1
        Num. Procs. to map coarse adjacency list: 0
        Coarse eqs per proc (significant at the coarsest level): 1
        Detect disconnected: 1 (filter 0)
        Benign subspace trick: 0 (change explicit 0)
        Benign subspace trick is active: 0
        Algebraic computation of no-net-flux: 0
      ********************************** STATISTICS AT LEVEL 1 **********************************
        Global dofs sizes: all 159 interface 123 coarse 31
        Coarsening ratios: all/coarse 5 interface/coarse 3
        Active processes : 4
        Total subdomains : 4
        Dofs type        :	MIN	MAX	MEAN
        Interior  dofs   :	9	9	9
        Interface dofs   :	71	71	71
        Primal    dofs   :	19	19	19
        Local     dofs   :	80	80	80
        Local     subs   :	1	1
      --- Interior solver (rank 0)
        KSP Object: (pc_bddc_dirichlet_l1_) 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: (pc_bddc_dirichlet_l1_) 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.
              Factored matrix:
                Mat Object: (pc_bddc_dirichlet_l1_) 1 MPI process
                  type: seqaij
                  rows=9, cols=9
                  package used to perform factorization: petsc
                  total: nonzeros=81, allocated nonzeros=81
                    using I-node routines: found 2 nodes, limit used is 5
          linear system matrix, which is also used to construct the preconditioner:
          Mat Object: (pc_bddc_dirichlet_l1_) 1 MPI process
            type: seqaij
            rows=9, cols=9
            total: nonzeros=81, allocated nonzeros=81
            total number of mallocs used during MatSetValues calls=0
              using I-node routines: found 2 nodes, limit used is 5
      --- Correction solver (rank 0)
        KSP Object: (pc_bddc_neumann_l1_) 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: (pc_bddc_neumann_l1_) 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.
              Factored matrix:
                Mat Object: (pc_bddc_neumann_l1_) 1 MPI process
                  type: seqaij
                  rows=62, cols=62
                  package used to perform factorization: petsc
                  total: nonzeros=3266, allocated nonzeros=3266
                    using I-node routines: found 14 nodes, limit used is 5
          linear system matrix, which is also used to construct the preconditioner:
          Mat Object: (pc_bddc_neumann_l1_) 1 MPI process
            type: seqaij
            rows=62, cols=62
            total: nonzeros=3266, allocated nonzeros=3266
            total number of mallocs used during MatSetValues calls=0
              using I-node routines: found 16 nodes, limit used is 5
      linear system matrix, which is also used to construct the preconditioner:
      Mat Object: (pc_bddc_coarse_) 8 MPI processes
        type: is
        rows=159, cols=159
        total: nonzeros=20192, allocated nonzeros=20192
        total number of mallocs used during MatSetValues calls=0
      --- Coarse solver
        KSP Object: (pc_bddc_coarse_l1_) 4 MPI processes
          type: richardson
            damping factor=1.
          maximum iterations=1, initial guess is zero
          tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
          left preconditioning
          not checking for convergence
        PC Object: (pc_bddc_coarse_l1_) 4 MPI processes
          type: bddc
            Use verbose output: 0
            Use user-defined CSR: 0
            Use local mat graph: 1
            Connectivity graph topological dimension: 2
            Corner selection: 1 (selected 1)
            Use vertices: 1 (vertex size 1)
            Use edges: 1
            Use faces: 0
            Use true near null space: 0
            Use QR for single constraints on cc: 0
            Use change of basis on local edge nodes: 0
            Use change of basis on local face nodes: 0
            User defined change of basis matrix: 0
            Has change of basis matrix: 0
            Eliminate dirichlet boundary dofs: 0
            Switch on static condensation ops around the interface preconditioner: 0
            Use exact dirichlet trick: 0
            Interface extension: DIRICHLET
            Multilevel max levels: 2
            Multilevel coarsening ratio: 2
            Use estimated eigs for coarse problem: 0
            Use deluxe scaling: 0
            Use deluxe zerorows: 0
            Use deluxe singlemat: 0
            Rebuild interface graph for Schur principal minors: 0
            Number of dofs' layers for the computation of principal minors: -1
            Use user CSR graph to compute successive layers: 0
            Adaptive constraint selection threshold (active 0, userdefined 0): 0.
            Min constraints / connected component: 0
            Max constraints / connected component: 0
            Invert exact Schur complement for adaptive selection: 0
            Symmetric computation of primal basis functions: 1
            Num. Procs. to map coarse adjacency list: 0
            Coarse eqs per proc (significant at the coarsest level): 1
            Detect disconnected: 1 (filter 0)
            Benign subspace trick: 0 (change explicit 0)
            Benign subspace trick is active: 0
            Algebraic computation of no-net-flux: 0
          ********************************** STATISTICS AT LEVEL 2 **********************************
            Global dofs sizes: all 31 interface 19 coarse 13
            Coarsening ratios: all/coarse 2 interface/coarse 1
            Active processes : 2
            Total subdomains : 2
            Dofs type        :	MIN	MAX	MEAN
            Interior  dofs   :	6	6	6
            Interface dofs   :	19	19	19
            Primal    dofs   :	13	13	13
            Local     dofs   :	25	25	25
            Local     subs   :	1	1
          --- Interior solver (rank 0)
            KSP Object: (pc_bddc_dirichlet_l2_) 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: (pc_bddc_dirichlet_l2_) 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.
                  Factored matrix:
                    Mat Object: (pc_bddc_dirichlet_l2_) 1 MPI process
                      type: seqaij
                      rows=6, cols=6
                      package used to perform factorization: petsc
                      total: nonzeros=36, allocated nonzeros=36
                        using I-node routines: found 2 nodes, limit used is 5
              linear system matrix, which is also used to construct the preconditioner:
              Mat Object: (pc_bddc_dirichlet_l2_) 1 MPI process
                type: seqaij
                rows=6, cols=6
                total: nonzeros=36, allocated nonzeros=36
                total number of mallocs used during MatSetValues calls=0
                  using I-node routines: found 2 nodes, limit used is 5
          --- Correction solver (rank 0)
            KSP Object: (pc_bddc_neumann_l2_) 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: (pc_bddc_neumann_l2_) 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.
                  Factored matrix:
                    Mat Object: (pc_bddc_neumann_l2_) 1 MPI process
                      type: seqaij
                      rows=13, cols=13
                      package used to perform factorization: petsc
                      total: nonzeros=169, allocated nonzeros=169
                        using I-node routines: found 3 nodes, limit used is 5
              linear system matrix, which is also used to construct the preconditioner:
              Mat Object: (pc_bddc_neumann_l2_) 1 MPI process
                type: seqaij
                rows=13, cols=13
                total: nonzeros=169, allocated nonzeros=169
                total number of mallocs used during MatSetValues calls=0
                  using I-node routines: found 3 nodes, limit used is 5
          linear system matrix, which is also used to construct the preconditioner:
          Mat Object: (pc_bddc_coarse_l1_) 4 MPI processes
            type: is
            rows=31, cols=31
            total: nonzeros=1106, allocated nonzeros=1106
            total number of mallocs used during MatSetValues calls=0
          --- Coarse solver
            KSP Object: (pc_bddc_coarse_l2_) 2 MPI processes
              type: preonly
              maximum iterations=1, initial guess is zero
              tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
              left preconditioning
              not checking for convergence
            PC Object: (pc_bddc_coarse_l2_) 2 MPI processes
              type: redundant
                First (color=0) of 2 PCs follows
                KSP Object: (pc_bddc_coarse_l2_redundant_) 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: (pc_bddc_coarse_l2_redundant_) 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.
                      Factored matrix:
                        Mat Object: (pc_bddc_coarse_l2_redundant_) 1 MPI process
                          type: seqaij
                          rows=13, cols=13
                          package used to perform factorization: petsc
                          total: nonzeros=169, allocated nonzeros=169
                            using I-node routines: found 3 nodes, limit used is 5
                  linear system matrix, which is also used to construct the preconditioner:
                  Mat Object: 1 MPI process
                    type: seqaij
                    rows=13, cols=13
                    total: nonzeros=169, allocated nonzeros=169
                    total number of mallocs used during MatSetValues calls=0
                      using I-node routines: found 3 nodes, limit used is 5
              linear system matrix, which is also used to construct the preconditioner:
              Mat Object: (pc_bddc_coarse_l2_) 2 MPI processes
                type: mpiaij
                rows=13, cols=13
                total: nonzeros=169, allocated nonzeros=169
                total number of mallocs used during MatSetValues calls=0
                  using I-node (on process 0) routines: found 2 nodes, limit used is 5
  linear system matrix, which is also used to construct the preconditioner:
  Mat Object: 8 MPI processes
    type: is
    rows=2160, cols=2160, bs=3
    total: nonzeros=156078, allocated nonzeros=156078
    total number of mallocs used during MatSetValues calls=0
      has attached near null space
