xref: /petsc/src/snes/tutorials/output/ex12_p4est_solve_fas.out (revision 6a98f8dc3f2c9149905a87dc2e9d0fedaf64e09a)
1  0 SNES Function norm 13709.3
2    0 SNES Function norm 13709.3
3    1 SNES Function norm 4063.09
4    2 SNES Function norm 1209.16
5    3 SNES Function norm 358.664
6    4 SNES Function norm 106.534
7      0 SNES Function norm 100.4
8      1 SNES Function norm 85.1096
9      2 SNES Function norm 73.9499
10      3 SNES Function norm 46.0381
11      4 SNES Function norm 21.1178
12        0 SNES Function norm 8.52767
13        1 SNES Function norm 720.169
14        2 SNES Function norm 211.546
15        3 SNES Function norm 60.9206
16        4 SNES Function norm 16.4878
17        5 SNES Function norm 3.75186
18        6 SNES Function norm 0.550474
19        7 SNES Function norm 0.0246361
20        8 SNES Function norm 6.49531e-05
21        9 SNES Function norm 5.157e-10
22      0 SNES Function norm 16.0595
23      1 SNES Function norm 3.22362
24      2 SNES Function norm 0.877344
25      3 SNES Function norm 0.241559
26      4 SNES Function norm 0.0458156
27    0 SNES Function norm 380.549
28    1 SNES Function norm 112.851
29    2 SNES Function norm 33.6101
30    3 SNES Function norm 10.1359
31    4 SNES Function norm 3.24012
32  1 SNES Function norm 3.24012
33    0 SNES Function norm 3.24012
34    1 SNES Function norm 1.103
35    2 SNES Function norm 0.274359
36    3 SNES Function norm 0.0273309
37    4 SNES Function norm 0.000588161
38      0 SNES Function norm 0.000492505
39      1 SNES Function norm 1.24678e-07
40      2 SNES Function norm < 1.e-11
41      3 SNES Function norm < 1.e-11
42      4 SNES Function norm < 1.e-11
43        0 SNES Function norm < 1.e-11
44        1 SNES Function norm < 1.e-11
45      0 SNES Function norm < 1.e-11
46      1 SNES Function norm < 1.e-11
47      2 SNES Function norm < 1.e-11
48      3 SNES Function norm < 1.e-11
49    0 SNES Function norm 0.000415292
50    1 SNES Function norm 6.33274e-08
51    2 SNES Function norm < 1.e-11
52    3 SNES Function norm < 1.e-11
53    4 SNES Function norm < 1.e-11
54  2 SNES Function norm < 1.e-11
55Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 2
56SNES Object: 4 MPI processes
57  type: fas
58    type is MULTIPLICATIVE, levels=3, cycles=1
59    Not using Galerkin computed coarse grid function evaluation
60    Coarse grid solver -- level 0 -------------------------------
61    SNES Object: (fas_coarse_) 4 MPI processes
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=36
66      total number of function evaluations=1
67      SNESLineSearch Object: (fas_coarse_) 4 MPI processes
68        type: basic
69        maxstep=1.000000e+08, 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_) 4 MPI processes
73        type: cg
74        maximum iterations=10000, initial guess is zero
75        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
76        left preconditioning
77        using PRECONDITIONED norm type for convergence test
78      PC Object: (fas_coarse_) 4 MPI processes
79        type: jacobi
80        linear system matrix = precond matrix:
81        Mat Object: 4 MPI processes
82          type: mpiaij
83          rows=211, cols=211
84          total: nonzeros=2817, allocated nonzeros=2817
85          total number of mallocs used during MatSetValues calls=0
86            not using I-node (on process 0) routines
87    Down solver (pre-smoother) on level 1 -------------------------------
88    SNES Object: (fas_levels_1_) 4 MPI processes
89      type: newtonls
90      maximum iterations=4, maximum function evaluations=30000
91      tolerances: relative=0., absolute=0., solution=0.
92      total number of linear solver iterations=235
93      total number of function evaluations=41
94      norm schedule FINALONLY
95      SNESLineSearch Object: (fas_levels_1_) 4 MPI processes
96        type: bt
97          interpolation: cubic
98          alpha=1.000000e-04
99        maxstep=1.000000e+08, minlambda=1.000000e-12
100        tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
101        maximum iterations=40
102      KSP Object: (fas_levels_1_) 4 MPI processes
103        type: cg
104        maximum iterations=10000, initial guess is zero
105        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
106        left preconditioning
107        using PRECONDITIONED norm type for convergence test
108      PC Object: (fas_levels_1_) 4 MPI processes
109        type: jacobi
110        linear system matrix = precond matrix:
111        Mat Object: 4 MPI processes
112          type: mpiaij
113          rows=515, cols=515
114          total: nonzeros=7445, allocated nonzeros=7445
115          total number of mallocs used during MatSetValues calls=0
116            not using I-node (on process 0) routines
117    Up solver (post-smoother) same as down solver (pre-smoother)
118    Down solver (pre-smoother) on level 2 -------------------------------
119    SNES Object: (fas_levels_2_) 4 MPI processes
120      type: newtonls
121      maximum iterations=4, maximum function evaluations=30000
122      tolerances: relative=0., absolute=0., solution=0.
123      total number of linear solver iterations=413
124      total number of function evaluations=5
125      norm schedule FINALONLY
126      SNESLineSearch Object: (fas_levels_2_) 4 MPI processes
127        type: bt
128          interpolation: cubic
129          alpha=1.000000e-04
130        maxstep=1.000000e+08, minlambda=1.000000e-12
131        tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
132        maximum iterations=40
133      KSP Object: (fas_levels_2_) 4 MPI processes
134        type: cg
135        maximum iterations=10000, initial guess is zero
136        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
137        left preconditioning
138        using PRECONDITIONED norm type for convergence test
139      PC Object: (fas_levels_2_) 4 MPI processes
140        type: jacobi
141        linear system matrix = precond matrix:
142        Mat Object: 4 MPI processes
143          type: mpiaij
144          rows=1477, cols=1477
145          total: nonzeros=22453, allocated nonzeros=22453
146          total number of mallocs used during MatSetValues calls=0
147            not using I-node (on process 0) routines
148    Up solver (post-smoother) same as down solver (pre-smoother)
149  maximum iterations=10, maximum function evaluations=30000
150  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
151  total number of function evaluations=1
152  norm schedule ALWAYS
153  SNESLineSearch Object: 4 MPI processes
154    type: bt
155      interpolation: cubic
156      alpha=1.000000e-04
157    maxstep=1.000000e+08, minlambda=1.000000e-12
158    tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
159    maximum iterations=40
160