xref: /petsc/src/snes/tutorials/output/ex12_tri_parmetis_hpddm.out (revision 2bcef1f22680dd67181dd710ef3d41bc6d95a252)
1  0 SNES Function norm 33.3967
2  1 SNES Function norm 3.95646e-09
3L_2 Error: 7.89093
4Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1
5SNES Object: 4 MPI processes
6  type: newtonls
7  maximum iterations=50, maximum function evaluations=10000
8  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
9  total number of linear solver iterations=16
10  total number of function evaluations=2
11  norm schedule ALWAYS
12  SNESLineSearch Object: 4 MPI processes
13    type: bt
14      interpolation: cubic
15      alpha=1.000000e-04
16    maxstep=1.000000e+08, minlambda=1.000000e-12
17    tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
18    maximum iterations=40
19  KSP Object: 4 MPI processes
20    type: gmres
21      restart=100, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
22      happy breakdown tolerance 1e-30
23    maximum iterations=10000, initial guess is zero
24    tolerances:  relative=1e-10, absolute=1e-50, divergence=10000.
25    left preconditioning
26    using PRECONDITIONED norm type for convergence test
27  PC Object: 4 MPI processes
28    type: hpddm
29    levels: 2
30    Neumann matrix attached? TRUE
31    coarse correction: deflated
32    on process #0, value (+ threshold if available) for selecting deflation vectors: 20
33    grid and operator complexities: 1.01463 1.10782
34    KSP Object: (pc_hpddm_levels_1_) 4 MPI processes
35      type: preonly
36      maximum iterations=10000, initial guess is zero
37      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
38      left preconditioning
39      using NONE norm type for convergence test
40    PC Object: (pc_hpddm_levels_1_) 4 MPI processes
41      type: shell
42        no name
43      linear system matrix = precond matrix:
44      Mat Object: 4 MPI processes
45        type: mpiaij
46        rows=5468, cols=5468
47        total: nonzeros=37098, allocated nonzeros=37098
48        total number of mallocs used during MatSetValues calls=0
49          not using I-node (on process 0) routines
50    PC Object: (pc_hpddm_levels_1_) 4 MPI processes
51      type: bjacobi
52        number of blocks = 4
53        Local solver is the same for all blocks, as in the following KSP and PC objects on rank 0:
54      KSP Object: (pc_hpddm_levels_1_sub_) 1 MPI processes
55        type: preonly
56        maximum iterations=10000, initial guess is zero
57        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
58        left preconditioning
59        using NONE norm type for convergence test
60      PC Object: (pc_hpddm_levels_1_sub_) 1 MPI processes
61        type: icc
62          out-of-place factorization
63          3 levels of fill
64          tolerance for zero pivot 2.22045e-14
65          using Manteuffel shift [POSITIVE_DEFINITE]
66          matrix ordering: natural
67          factor fill ratio given 1., needed 2.69786
68            Factored matrix follows:
69              Mat Object: 1 MPI processes
70                type: seqsbaij
71                rows=1301, cols=1301
72                package used to perform factorization: petsc
73                total: nonzeros=13635, allocated nonzeros=13635
74                total number of mallocs used during MatSetValues calls=0
75                    block size is 1
76        linear system matrix = precond matrix:
77        Mat Object: 1 MPI processes
78          type: seqaij
79          rows=1301, cols=1301
80          total: nonzeros=8807, allocated nonzeros=8807
81          total number of mallocs used during MatSetValues calls=0
82            not using I-node routines
83      linear system matrix = precond matrix:
84      Mat Object: 4 MPI processes
85        type: mpiaij
86        rows=5468, cols=5468
87        total: nonzeros=37098, allocated nonzeros=37098
88        total number of mallocs used during MatSetValues calls=0
89          not using I-node (on process 0) routines
90      KSP Object: (pc_hpddm_coarse_) 2 MPI processes
91        type: preonly
92        maximum iterations=10000, initial guess is zero
93        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
94        left preconditioning
95        using NONE norm type for convergence test
96      PC Object: (pc_hpddm_coarse_) 2 MPI processes
97        type: redundant
98          First (color=0) of 2 PCs follows
99        linear system matrix = precond matrix:
100        Mat Object: (pc_hpddm_coarse_) 2 MPI processes
101          type: mpisbaij
102          rows=80, cols=80, bs=20
103          total: nonzeros=4000, allocated nonzeros=4000
104          total number of mallocs used during MatSetValues calls=0
105              block size is 20
106                KSP Object:       (pc_hpddm_coarse_redundant_)       1 MPI processes
107                  type: preonly
108                  maximum iterations=10000, initial guess is zero
109                  tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
110                  left preconditioning
111                  using NONE norm type for convergence test
112                PC Object:       (pc_hpddm_coarse_redundant_)       1 MPI processes
113                  type: cholesky
114                    out-of-place factorization
115                    tolerance for zero pivot 2.22045e-14
116                    matrix ordering: natural
117                    factor fill ratio given 5., needed 1.1
118                      Factored matrix follows:
119                        Mat Object:       1 MPI processes
120                          type: seqsbaij
121                          rows=80, cols=80, bs=20
122                          package used to perform factorization: petsc
123                          total: nonzeros=4400, allocated nonzeros=4400
124                          total number of mallocs used during MatSetValues calls=0
125                              block size is 20
126                  linear system matrix = precond matrix:
127                  Mat Object:       1 MPI processes
128                    type: seqsbaij
129                    rows=80, cols=80, bs=20
130                    total: nonzeros=4000, allocated nonzeros=4000
131                    total number of mallocs used during MatSetValues calls=0
132                        block size is 20
133    linear system matrix = precond matrix:
134    Mat Object: 4 MPI processes
135      type: mpiaij
136      rows=5468, cols=5468
137      total: nonzeros=37098, allocated nonzeros=37098
138      total number of mallocs used during MatSetValues calls=0
139        not using I-node (on process 0) routines
140