xref: /petsc/src/snes/tutorials/output/ex12_fas_newton_coarse_0.out (revision 70646cd191a02c3aba559ba717dac5da7a8a1e20)
1  0 SNES Function norm 588.312
2    0 SNES Function norm 588.312
3    1 SNES Function norm 170.564
4      0 SNES Function norm 200.44
5      1 SNES Function norm 384183.
6      2 SNES Function norm 113825.
7      3 SNES Function norm 33722.
8      4 SNES Function norm 9996.42
9      5 SNES Function norm 2966.69
10      6 SNES Function norm 889.667
11      7 SNES Function norm 283.217
12      8 SNES Function norm 114.369
13      9 SNES Function norm 82.4667
14     10 SNES Function norm 15.198
15     11 SNES Function norm 1.75853
16     12 SNES Function norm 0.0442023
17     13 SNES Function norm 3.03376e-05
18     14 SNES Function norm 1.473e-11
19    0 SNES Function norm 54317.8
20    1 SNES Function norm 16095.6
21  1 SNES Function norm 16095.6
22    0 SNES Function norm 16095.6
23    1 SNES Function norm 4770.16
24      0 SNES Function norm 8669.11
25      1 SNES Function norm 1.44449e+06
26      2 SNES Function norm 426840.
27      3 SNES Function norm 125382.
28      4 SNES Function norm 36189.8
29      5 SNES Function norm 9661.88
30      6 SNES Function norm 1885.24
31      7 SNES Function norm 148.898
32      8 SNES Function norm 1.49564
33      9 SNES Function norm 0.000191575
34     10 SNES Function norm < 1.e-11
35    0 SNES Function norm 2.99812e+06
36    1 SNES Function norm 888335.
37  2 SNES Function norm 888335.
38    0 SNES Function norm 888335.
39    1 SNES Function norm 263213.
40      0 SNES Function norm 495852.
41      1 SNES Function norm 4.52435e+07
42      2 SNES Function norm 1.33691e+07
43      3 SNES Function norm 3.92838e+06
44      4 SNES Function norm 1.12943e+06
45      5 SNES Function norm 296077.
46      6 SNES Function norm 62245.3
47      7 SNES Function norm 6802.13
48      8 SNES Function norm 112.023
49      9 SNES Function norm 0.0310048
50     10 SNES Function norm 2.42339e-09
51    0 SNES Function norm 1.85436e+08
52    1 SNES Function norm 5.49441e+07
53  3 SNES Function norm 5.49441e+07
54L_2 Error: 24.908
55Nonlinear solve did not converge due to DIVERGED_DTOL iterations 3
56SNES Object: 1 MPI process
57  type: fas
58    type is MULTIPLICATIVE, levels=2, cycles=1
59    Not using Galerkin computed coarse grid function evaluation
60    Coarse grid solver -- level 0 -------------------------------
61    SNES Object: (fas_coarse_) 1 MPI process
62      type: newtonls
63      maximum iterations=50, maximum function evaluations=10000
64      tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
65      total number of linear solver iterations=10
66      total number of function evaluations=10
67      SNESLineSearch Object: (fas_coarse_) 1 MPI process
68        type: basic
69        maxlambda=1.000000e+00, minlambda=1.000000e-12
70        tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
71        maximum iterations=40
72      KSP Object: (fas_coarse_) 1 MPI process
73        type: gmres
74          restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement
75          happy breakdown tolerance=1e-30
76        maximum iterations=10000, initial guess is zero
77        tolerances: relative=1e-10, absolute=1e-50, divergence=10000.
78        left preconditioning
79        using PRECONDITIONED norm type for convergence test
80      PC Object: (fas_coarse_) 1 MPI process
81        type: svd
82          All singular values smaller than 1e-12 treated as zero
83          Provided essential rank of the matrix 0 (all other eigenvalues are zeroed)
84        linear system matrix, which is also used to construct the preconditioner:
85        Mat Object: 1 MPI process
86          type: seqaij
87          rows=12, cols=12
88          total: nonzeros=56, allocated nonzeros=56
89          total number of mallocs used during MatSetValues calls=0
90            not using I-node routines
91    Down solver (pre-smoother) on level 1 -------------------------------
92    SNES Object: (fas_levels_1_) 1 MPI process
93      type: newtonls
94      maximum iterations=1, maximum function evaluations=10000
95      tolerances: relative=0., absolute=0., solution=0.
96      total number of linear solver iterations=1
97      total number of function evaluations=2
98      norm schedule FINALONLY
99      SNESLineSearch Object: (fas_levels_1_) 1 MPI process
100        type: bt
101          interpolation: cubic
102          alpha=1.000000e-04
103        maxlambda=1.000000e+00, minlambda=1.000000e-12
104        tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
105        maximum iterations=40
106      KSP Object: (fas_levels_1_) 1 MPI process
107        type: gmres
108          restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement
109          happy breakdown tolerance=1e-30
110        maximum iterations=10000, initial guess is zero
111        tolerances: relative=1e-10, absolute=1e-50, divergence=10000.
112        left preconditioning
113        using PRECONDITIONED norm type for convergence test
114      PC Object: (fas_levels_1_) 1 MPI process
115        type: svd
116          All singular values smaller than 1e-12 treated as zero
117          Provided essential rank of the matrix 0 (all other eigenvalues are zeroed)
118        linear system matrix, which is also used to construct the preconditioner:
119        Mat Object: 1 MPI process
120          type: seqaij
121          rows=49, cols=49
122          total: nonzeros=289, allocated nonzeros=289
123          total number of mallocs used during MatSetValues calls=0
124            not using I-node routines
125    Up solver (post-smoother) same as down solver (pre-smoother)
126  maximum iterations=10000, maximum function evaluations=30000
127  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
128  total number of function evaluations=1
129  norm schedule ALWAYS
130