xref: /petsc/src/snes/tutorials/output/ex12_tri_parmetis_hpddm.out (revision 117ef88edefbfc12e7c19efe87a19a2e1b0acd4f)
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: bjacobi
42        number of blocks = 4
43        Local solver is the same for all blocks, as in the following KSP and PC objects on rank 0:
44      KSP Object: (pc_hpddm_levels_1_sub_) 1 MPI processes
45        type: preonly
46        maximum iterations=10000, initial guess is zero
47        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
48        left preconditioning
49        using NONE norm type for convergence test
50      PC Object: (pc_hpddm_levels_1_sub_) 1 MPI processes
51        type: icc
52          out-of-place factorization
53          3 levels of fill
54          tolerance for zero pivot 2.22045e-14
55          using Manteuffel shift [POSITIVE_DEFINITE]
56          matrix ordering: natural
57          factor fill ratio given 1., needed 2.69786
58            Factored matrix follows:
59              Mat Object: 1 MPI processes
60                type: seqsbaij
61                rows=1301, cols=1301
62                package used to perform factorization: petsc
63                total: nonzeros=13635, allocated nonzeros=13635
64                total number of mallocs used during MatSetValues calls=0
65                    block size is 1
66        linear system matrix = precond matrix:
67        Mat Object: 1 MPI processes
68          type: seqaij
69          rows=1301, cols=1301
70          total: nonzeros=8807, allocated nonzeros=8807
71          total number of mallocs used during MatSetValues calls=0
72            not using I-node routines
73      linear system matrix = precond matrix:
74      Mat Object: 4 MPI processes
75        type: mpiaij
76        rows=5468, cols=5468
77        total: nonzeros=37098, allocated nonzeros=37098
78        total number of mallocs used during MatSetValues calls=0
79          not using I-node (on process 0) routines
80      KSP Object: (pc_hpddm_coarse_) 2 MPI processes
81        type: preonly
82        maximum iterations=10000, initial guess is zero
83        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
84        left preconditioning
85        using NONE norm type for convergence test
86      PC Object: (pc_hpddm_coarse_) 2 MPI processes
87        type: redundant
88          First (color=0) of 2 PCs follows
89        linear system matrix = precond matrix:
90        Mat Object: (pc_hpddm_coarse_) 2 MPI processes
91          type: mpisbaij
92          rows=80, cols=80, bs=20
93          total: nonzeros=4000, allocated nonzeros=4000
94          total number of mallocs used during MatSetValues calls=0
95              block size is 20
96                KSP Object:       (pc_hpddm_coarse_redundant_)       1 MPI processes
97                  type: preonly
98                  maximum iterations=10000, initial guess is zero
99                  tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
100                  left preconditioning
101                  using NONE norm type for convergence test
102                PC Object:       (pc_hpddm_coarse_redundant_)       1 MPI processes
103                  type: cholesky
104                    out-of-place factorization
105                    tolerance for zero pivot 2.22045e-14
106                    matrix ordering: natural
107                    factor fill ratio given 5., needed 1.1
108                      Factored matrix follows:
109                        Mat Object:       1 MPI processes
110                          type: seqsbaij
111                          rows=80, cols=80, bs=20
112                          package used to perform factorization: petsc
113                          total: nonzeros=4400, allocated nonzeros=4400
114                          total number of mallocs used during MatSetValues calls=0
115                              block size is 20
116                  linear system matrix = precond matrix:
117                  Mat Object:       1 MPI processes
118                    type: seqsbaij
119                    rows=80, cols=80, bs=20
120                    total: nonzeros=4000, allocated nonzeros=4000
121                    total number of mallocs used during MatSetValues calls=0
122                        block size is 20
123    linear system matrix = precond matrix:
124    Mat Object: 4 MPI processes
125      type: mpiaij
126      rows=5468, cols=5468
127      total: nonzeros=37098, allocated nonzeros=37098
128      total number of mallocs used during MatSetValues calls=0
129        not using I-node (on process 0) routines
130