xref: /petsc/src/snes/tutorials/output/ex12_fas_newton_0.out (revision 70646cd191a02c3aba559ba717dac5da7a8a1e20)
1c4762a1bSJed Brown  0 SNES Function norm 95.2794
2c4762a1bSJed Brown    0 SNES Function norm 95.2794
3c4762a1bSJed Brown    1 SNES Function norm 27.7545
4c4762a1bSJed Brown      0 SNES Function norm 7.72252
5c4762a1bSJed Brown      1 SNES Function norm 1.53615
6c4762a1bSJed Brown      2 SNES Function norm 0.109054
7c4762a1bSJed Brown      3 SNES Function norm 0.000651896
8c4762a1bSJed Brown      4 SNES Function norm 2.36055e-08
9c4762a1bSJed Brown    0 SNES Function norm 27.9148
10c4762a1bSJed Brown    1 SNES Function norm 7.84699
11c4762a1bSJed Brown  1 SNES Function norm 7.84699
12c4762a1bSJed Brown    0 SNES Function norm 7.84699
13c4762a1bSJed Brown    1 SNES Function norm 1.64247
14c4762a1bSJed Brown      0 SNES Function norm 0.168478
15c4762a1bSJed Brown      1 SNES Function norm 0.00165933
16c4762a1bSJed Brown      2 SNES Function norm 1.62594e-07
17c4762a1bSJed Brown      3 SNES Function norm < 1.e-11
18c4762a1bSJed Brown    0 SNES Function norm 1.69667
19c4762a1bSJed Brown    1 SNES Function norm 0.163849
20c4762a1bSJed Brown  2 SNES Function norm 0.163849
21c4762a1bSJed Brown    0 SNES Function norm 0.163849
22c4762a1bSJed Brown    1 SNES Function norm 0.00249421
23c4762a1bSJed Brown      0 SNES Function norm 0.000417676
24c4762a1bSJed Brown      1 SNES Function norm 1.00749e-08
25c4762a1bSJed Brown      2 SNES Function norm < 1.e-11
26c4762a1bSJed Brown    0 SNES Function norm 0.00265254
27c4762a1bSJed Brown    1 SNES Function norm 5.66326e-07
28c4762a1bSJed Brown  3 SNES Function norm 5.66326e-07
292d157150SStefano ZampiniL_2 Error: 0.0198799
30c4762a1bSJed BrownNonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 3
318cc725e6SPierre JolivetSNES Object: 1 MPI process
32c4762a1bSJed Brown  type: fas
33c4762a1bSJed Brown    type is MULTIPLICATIVE, levels=2, cycles=1
34c4762a1bSJed Brown    Not using Galerkin computed coarse grid function evaluation
35c4762a1bSJed Brown    Coarse grid solver -- level 0 -------------------------------
368cc725e6SPierre Jolivet    SNES Object: (fas_coarse_) 1 MPI process
37c4762a1bSJed Brown      type: newtonls
38c4762a1bSJed Brown      maximum iterations=50, maximum function evaluations=10000
39c4762a1bSJed Brown      tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
40c4762a1bSJed Brown      total number of linear solver iterations=2
41c4762a1bSJed Brown      total number of function evaluations=2
422d157150SStefano Zampini      norm schedule ALWAYS
438cc725e6SPierre Jolivet      SNESLineSearch Object: (fas_coarse_) 1 MPI process
44c4762a1bSJed Brown        type: basic
45a99ef635SJonas Heinzmann        maxlambda=1.000000e+00, minlambda=1.000000e-12
46c4762a1bSJed Brown        tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
47c4762a1bSJed Brown        maximum iterations=40
488cc725e6SPierre Jolivet      KSP Object: (fas_coarse_) 1 MPI process
49c4762a1bSJed Brown        type: gmres
50f971d498SPierre Jolivet          restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement
51*143f2514SPierre Jolivet          happy breakdown tolerance=1e-30
52c4762a1bSJed Brown        maximum iterations=10000, initial guess is zero
53c4762a1bSJed Brown        tolerances: relative=1e-10, absolute=1e-50, divergence=10000.
54c4762a1bSJed Brown        left preconditioning
55c4762a1bSJed Brown        using PRECONDITIONED norm type for convergence test
568cc725e6SPierre Jolivet      PC Object: (fas_coarse_) 1 MPI process
57c4762a1bSJed Brown        type: svd
58c4762a1bSJed Brown          All singular values smaller than 1e-12 treated as zero
59c4762a1bSJed Brown          Provided essential rank of the matrix 0 (all other eigenvalues are zeroed)
60ecf3d421SBarry Smith        linear system matrix, which is also used to construct the preconditioner:
618cc725e6SPierre Jolivet        Mat Object: 1 MPI process
62c4762a1bSJed Brown          type: seqaij
63c4762a1bSJed Brown          rows=1, cols=1
64c4762a1bSJed Brown          total: nonzeros=1, allocated nonzeros=1
65c4762a1bSJed Brown          total number of mallocs used during MatSetValues calls=0
66c4762a1bSJed Brown            not using I-node routines
67c4762a1bSJed Brown    Down solver (pre-smoother) on level 1 -------------------------------
688cc725e6SPierre Jolivet    SNES Object: (fas_levels_1_) 1 MPI process
69c4762a1bSJed Brown      type: newtonls
7077e5a1f9SBarry Smith      maximum iterations=1, maximum function evaluations=10000
71c4762a1bSJed Brown      tolerances: relative=0., absolute=0., solution=0.
72c4762a1bSJed Brown      total number of linear solver iterations=1
73c4762a1bSJed Brown      total number of function evaluations=2
74c4762a1bSJed Brown      norm schedule FINALONLY
758cc725e6SPierre Jolivet      SNESLineSearch Object: (fas_levels_1_) 1 MPI process
76c4762a1bSJed Brown        type: bt
77c4762a1bSJed Brown          interpolation: cubic
78c4762a1bSJed Brown          alpha=1.000000e-04
79a99ef635SJonas Heinzmann        maxlambda=1.000000e+00, minlambda=1.000000e-12
80c4762a1bSJed Brown        tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
81c4762a1bSJed Brown        maximum iterations=40
828cc725e6SPierre Jolivet      KSP Object: (fas_levels_1_) 1 MPI process
83c4762a1bSJed Brown        type: gmres
84f971d498SPierre Jolivet          restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement
85*143f2514SPierre Jolivet          happy breakdown tolerance=1e-30
86c4762a1bSJed Brown        maximum iterations=10000, initial guess is zero
87c4762a1bSJed Brown        tolerances: relative=1e-10, absolute=1e-50, divergence=10000.
88c4762a1bSJed Brown        left preconditioning
89c4762a1bSJed Brown        using PRECONDITIONED norm type for convergence test
908cc725e6SPierre Jolivet      PC Object: (fas_levels_1_) 1 MPI process
91c4762a1bSJed Brown        type: svd
92c4762a1bSJed Brown          All singular values smaller than 1e-12 treated as zero
93c4762a1bSJed Brown          Provided essential rank of the matrix 0 (all other eigenvalues are zeroed)
94ecf3d421SBarry Smith        linear system matrix, which is also used to construct the preconditioner:
958cc725e6SPierre Jolivet        Mat Object: 1 MPI process
96c4762a1bSJed Brown          type: seqaij
97c4762a1bSJed Brown          rows=9, cols=9
98c4762a1bSJed Brown          total: nonzeros=41, allocated nonzeros=41
99c4762a1bSJed Brown          total number of mallocs used during MatSetValues calls=0
100c4762a1bSJed Brown            not using I-node routines
101c4762a1bSJed Brown    Up solver (post-smoother) same as down solver (pre-smoother)
102c4762a1bSJed Brown  maximum iterations=10000, maximum function evaluations=30000
103c4762a1bSJed Brown  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
104c4762a1bSJed Brown  total number of function evaluations=1
105c4762a1bSJed Brown  norm schedule ALWAYS
106