xref: /petsc/src/snes/tutorials/output/ex12_tri_parmetis_hpddm.out (revision 70646cd191a02c3aba559ba717dac5da7a8a1e20)
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    maxlambda=1.000000e+00, 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    shared subdomain KSP between SLEPc and PETSc? FALSE
32    coarse correction: DEFLATED
33    on process #0, value (+ threshold if available) for selecting deflation vectors: 20
34    grid and operator complexities: 1.01463 1.10782
35    KSP Object: (pc_hpddm_levels_1_) 4 MPI processes
36      type: preonly
37      maximum iterations=10000, initial guess is zero
38      tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
39      left preconditioning
40      not checking for convergence
41    PC Object: (pc_hpddm_levels_1_) 4 MPI processes
42      type: shell
43        no name
44      linear system matrix, which is also used to construct the preconditioner:
45      Mat Object: 4 MPI processes
46        type: mpiaij
47        total number of mallocs used during MatSetValues calls=0
48          not using I-node (on process 0) routines
49    PC Object: (pc_hpddm_levels_1_) 4 MPI processes
50      type: bjacobi
51        number of blocks = 4
52        Local solver information for first block is in the following KSP and PC objects on rank 0:
53        Use -pc_hpddm_levels_1_ksp_view ::ascii_info_detail to display information for all blocks
54        KSP Object: (pc_hpddm_levels_1_sub_) 1 MPI process
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          not checking for convergence
60        PC Object: (pc_hpddm_levels_1_sub_) 1 MPI process
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:
69                Mat Object: (pc_hpddm_levels_1_sub_) 1 MPI process
70                  type: seqsbaij
71                  package used to perform factorization: petsc
72          linear system matrix, which is also used to construct the preconditioner:
73          Mat Object: (pc_hpddm_levels_1_sub_) 1 MPI process
74            type: seqaij
75            total number of mallocs used during MatSetValues calls=0
76              not using I-node routines
77      linear system matrix, which is also used to construct the preconditioner:
78      Mat Object: 4 MPI processes
79        type: mpiaij
80        total number of mallocs used during MatSetValues calls=0
81          not using I-node (on process 0) routines
82      KSP Object: (pc_hpddm_coarse_) 2 MPI processes
83        type: preonly
84        maximum iterations=10000, initial guess is zero
85        tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
86        left preconditioning
87        not checking for convergence
88      PC Object: (pc_hpddm_coarse_) 2 MPI processes
89        type: redundant
90          First (color=0) of 2 PCs follows
91          KSP Object: (pc_hpddm_coarse_redundant_) 1 MPI process
92            type: preonly
93            maximum iterations=10000, initial guess is zero
94            tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
95            left preconditioning
96            not checking for convergence
97          PC Object: (pc_hpddm_coarse_redundant_) 1 MPI process
98            type: cholesky
99              out-of-place factorization
100              tolerance for zero pivot 2.22045e-14
101              matrix ordering: natural
102              factor fill ratio given 5., needed 1.1
103                Factored matrix:
104                  Mat Object: (pc_hpddm_coarse_redundant_) 1 MPI process
105                    type: seqsbaij
106                    package used to perform factorization: petsc
107            linear system matrix, which is also used to construct the preconditioner:
108            Mat Object: 1 MPI process
109              type: seqsbaij
110              total number of mallocs used during MatSetValues calls=0
111        linear system matrix, which is also used to construct the preconditioner:
112        Mat Object: (pc_hpddm_coarse_) 2 MPI processes
113          type: mpisbaij
114          total number of mallocs used during MatSetValues calls=0
115    linear system matrix, which is also used to construct the preconditioner:
116    Mat Object: 4 MPI processes
117      type: mpiaij
118      total number of mallocs used during MatSetValues calls=0
119        not using I-node (on process 0) routines
120