xref: /petsc/src/snes/tutorials/output/ex5_2_alt.out (revision 26cc229b24afffee8e9a203ddc8754b40d660fc7)
1c4762a1bSJed Brown        0 SNES Function norm 0.995735
2c4762a1bSJed Brown        Linear solve converged due to CONVERGED_RTOL iterations 3
3c4762a1bSJed Brown        1 SNES Function norm 0.276938
4c4762a1bSJed Brown        Linear solve converged due to CONVERGED_RTOL iterations 3
5c4762a1bSJed Brown        2 SNES Function norm 0.00668684
6c4762a1bSJed Brown        Linear solve converged due to CONVERGED_RTOL iterations 3
7c4762a1bSJed Brown        3 SNES Function norm 4.6129e-06
8c4762a1bSJed Brown      0 SNES Function norm 0.0763977
9c4762a1bSJed Brown      Linear solve converged due to CONVERGED_RTOL iterations 2
10c4762a1bSJed Brown      1 SNES Function norm 2.68308e-05
11c4762a1bSJed Brown      Linear solve converged due to CONVERGED_RTOL iterations 2
12c4762a1bSJed Brown      2 SNES Function norm 1.90247e-08
13c4762a1bSJed Brown    0 SNES Function norm 0.0408394
14c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 2
15c4762a1bSJed Brown    1 SNES Function norm 9.09197e-07
16c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 2
17c4762a1bSJed Brown    2 SNES Function norm 3.74739e-08
18c4762a1bSJed Brown  0 SNES Function norm 0.021012
19c4762a1bSJed Brown  Linear solve converged due to CONVERGED_RTOL iterations 2
20c4762a1bSJed Brown  1 SNES Function norm 8.22296e-08
218cc725e6SPierre JolivetSNES Object: 1 MPI process
22c4762a1bSJed Brown  type: newtonls
23c4762a1bSJed Brown  maximum iterations=50, maximum function evaluations=10000
24c4762a1bSJed Brown  tolerances: relative=1e-05, absolute=1e-25, solution=1e-05
25c4762a1bSJed Brown  total number of linear solver iterations=19
26c4762a1bSJed Brown  total number of function evaluations=12
27c4762a1bSJed Brown  norm schedule ALWAYS
28c4762a1bSJed Brown  total number of grid sequence refinements=3
29c4762a1bSJed Brown  Jacobian is built using a DMDA local Jacobian
308cc725e6SPierre Jolivet  SNESLineSearch Object: 1 MPI process
31c4762a1bSJed Brown    type: bt
32c4762a1bSJed Brown      interpolation: cubic
33c4762a1bSJed Brown      alpha=1.000000e-04
34c4762a1bSJed Brown    maxstep=1.000000e+08, minlambda=1.000000e-12
35c4762a1bSJed Brown    tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
36c4762a1bSJed Brown    maximum iterations=40
378cc725e6SPierre Jolivet  KSP Object: 1 MPI process
38c4762a1bSJed Brown    type: gmres
39c4762a1bSJed Brown      restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
40c4762a1bSJed Brown      happy breakdown tolerance 1e-30
41c4762a1bSJed Brown    maximum iterations=10000, initial guess is zero
42c4762a1bSJed Brown    tolerances:  relative=1e-05, absolute=-1., divergence=10000.
43c4762a1bSJed Brown    left preconditioning
44c4762a1bSJed Brown    using PRECONDITIONED norm type for convergence test
458cc725e6SPierre Jolivet  PC Object: 1 MPI process
46c4762a1bSJed Brown    type: mg
47c4762a1bSJed Brown      type is FULL, levels=4 cycles=v
48c4762a1bSJed Brown        Using Galerkin computed coarse grid matrices for pmat
4963a3b9bcSJacob Faibussowitsch    Coarse grid solver -- level 0 -------------------------------
508cc725e6SPierre Jolivet      KSP Object: (mg_coarse_) 1 MPI process
51c4762a1bSJed Brown        type: preonly
52c4762a1bSJed Brown        maximum iterations=10000, initial guess is zero
53c4762a1bSJed Brown        tolerances:  relative=1e-05, absolute=1e-25, divergence=10000.
54c4762a1bSJed Brown        left preconditioning
55c4762a1bSJed Brown        using NONE norm type for convergence test
568cc725e6SPierre Jolivet      PC Object: (mg_coarse_) 1 MPI process
57c4762a1bSJed Brown        type: lu
58c4762a1bSJed Brown          out-of-place factorization
59c4762a1bSJed Brown          tolerance for zero pivot 1.19209e-05
60c4762a1bSJed Brown          using diagonal shift on blocks to prevent zero pivot [INBLOCKS]
61c4762a1bSJed Brown          matrix ordering: nd
62c4762a1bSJed Brown          factor fill ratio given 5., needed 1.42
63c4762a1bSJed Brown            Factored matrix follows:
64*26cc229bSBarry Smith              Mat Object: (mg_coarse_) 1 MPI process
65c4762a1bSJed Brown                type: seqaij
66c4762a1bSJed Brown                rows=16, cols=16
67c4762a1bSJed Brown                package used to perform factorization: petsc
68c4762a1bSJed Brown                total: nonzeros=142, allocated nonzeros=142
69c4762a1bSJed Brown                  using I-node routines: found 11 nodes, limit used is 5
70c4762a1bSJed Brown        linear system matrix = precond matrix:
71*26cc229bSBarry Smith        Mat Object: 1 MPI process
72c4762a1bSJed Brown          type: seqaij
73c4762a1bSJed Brown          rows=16, cols=16
74c4762a1bSJed Brown          total: nonzeros=100, allocated nonzeros=100
75c4762a1bSJed Brown          total number of mallocs used during MatSetValues calls=0
76c4762a1bSJed Brown            not using I-node routines
77c4762a1bSJed Brown    Down solver (pre-smoother) on level 1 -------------------------------
788cc725e6SPierre Jolivet      KSP Object: (mg_levels_1_) 1 MPI process
79c4762a1bSJed Brown        type: chebyshev
8073f7197eSJed Brown          eigenvalue targets used: min 0.569941, max 1.25387
8173f7197eSJed Brown          eigenvalues estimated via gmres: min 0.381692, max 1.13988
8273f7197eSJed Brown          eigenvalues estimated using gmres with transform: [0. 0.5; 0. 1.1]
838cc725e6SPierre Jolivet          KSP Object: (mg_levels_1_esteig_) 1 MPI process
84c4762a1bSJed Brown            type: gmres
85c4762a1bSJed Brown              restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
86c4762a1bSJed Brown              happy breakdown tolerance 1e-30
87c4762a1bSJed Brown            maximum iterations=10, initial guess is zero
88c4762a1bSJed Brown            tolerances:  relative=1e-12, absolute=1e-25, divergence=10000.
89c4762a1bSJed Brown            left preconditioning
90c4762a1bSJed Brown            using PRECONDITIONED norm type for convergence test
91c4762a1bSJed Brown          estimating eigenvalues using noisy right hand side
92c4762a1bSJed Brown        maximum iterations=2, nonzero initial guess
93c4762a1bSJed Brown        tolerances:  relative=1e-05, absolute=1e-25, divergence=10000.
94c4762a1bSJed Brown        left preconditioning
95c4762a1bSJed Brown        using UNPRECONDITIONED norm type for convergence test
968cc725e6SPierre Jolivet      PC Object: (mg_levels_1_) 1 MPI process
97c4762a1bSJed Brown        type: sor
98c4762a1bSJed Brown          type = local_symmetric, iterations = 1, local iterations = 1, omega = 1.
99c4762a1bSJed Brown        linear system matrix = precond matrix:
1008cc725e6SPierre Jolivet        Mat Object: 1 MPI process
101c4762a1bSJed Brown          type: seqaij
102c4762a1bSJed Brown          rows=49, cols=49
103c4762a1bSJed Brown          total: nonzeros=361, allocated nonzeros=361
104c4762a1bSJed Brown          total number of mallocs used during MatSetValues calls=0
105c4762a1bSJed Brown            not using I-node routines
106c4762a1bSJed Brown    Up solver (post-smoother) same as down solver (pre-smoother)
107c4762a1bSJed Brown    Down solver (pre-smoother) on level 2 -------------------------------
1088cc725e6SPierre Jolivet      KSP Object: (mg_levels_2_) 1 MPI process
109c4762a1bSJed Brown        type: chebyshev
11073f7197eSJed Brown          eigenvalue targets used: min 0.498207, max 1.09606
11173f7197eSJed Brown          eigenvalues estimated via gmres: min 0.113268, max 0.996415
11273f7197eSJed Brown          eigenvalues estimated using gmres with transform: [0. 0.5; 0. 1.1]
1138cc725e6SPierre Jolivet          KSP Object: (mg_levels_2_esteig_) 1 MPI process
114c4762a1bSJed Brown            type: gmres
115c4762a1bSJed Brown              restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
116c4762a1bSJed Brown              happy breakdown tolerance 1e-30
117c4762a1bSJed Brown            maximum iterations=10, initial guess is zero
118c4762a1bSJed Brown            tolerances:  relative=1e-12, absolute=1e-25, divergence=10000.
119c4762a1bSJed Brown            left preconditioning
120c4762a1bSJed Brown            using PRECONDITIONED norm type for convergence test
121c4762a1bSJed Brown          estimating eigenvalues using noisy right hand side
122c4762a1bSJed Brown        maximum iterations=2, nonzero initial guess
123c4762a1bSJed Brown        tolerances:  relative=1e-05, absolute=1e-25, divergence=10000.
124c4762a1bSJed Brown        left preconditioning
125c4762a1bSJed Brown        using UNPRECONDITIONED norm type for convergence test
1268cc725e6SPierre Jolivet      PC Object: (mg_levels_2_) 1 MPI process
127c4762a1bSJed Brown        type: sor
128c4762a1bSJed Brown          type = local_symmetric, iterations = 1, local iterations = 1, omega = 1.
129c4762a1bSJed Brown        linear system matrix = precond matrix:
1308cc725e6SPierre Jolivet        Mat Object: 1 MPI process
131c4762a1bSJed Brown          type: seqaij
132c4762a1bSJed Brown          rows=169, cols=169
133c4762a1bSJed Brown          total: nonzeros=1369, allocated nonzeros=1369
134c4762a1bSJed Brown          total number of mallocs used during MatSetValues calls=0
135c4762a1bSJed Brown            not using I-node routines
136c4762a1bSJed Brown    Up solver (post-smoother) same as down solver (pre-smoother)
137c4762a1bSJed Brown    Down solver (pre-smoother) on level 3 -------------------------------
1388cc725e6SPierre Jolivet      KSP Object: (mg_levels_3_) 1 MPI process
139c4762a1bSJed Brown        type: chebyshev
14073f7197eSJed Brown          eigenvalue targets used: min 0.498868, max 1.09751
14173f7197eSJed Brown          eigenvalues estimated via gmres: min 0.0267908, max 0.997736
14273f7197eSJed Brown          eigenvalues estimated using gmres with transform: [0. 0.5; 0. 1.1]
1438cc725e6SPierre Jolivet          KSP Object: (mg_levels_3_esteig_) 1 MPI process
144c4762a1bSJed Brown            type: gmres
145c4762a1bSJed Brown              restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
146c4762a1bSJed Brown              happy breakdown tolerance 1e-30
147c4762a1bSJed Brown            maximum iterations=10, initial guess is zero
148c4762a1bSJed Brown            tolerances:  relative=1e-12, absolute=1e-25, divergence=10000.
149c4762a1bSJed Brown            left preconditioning
150c4762a1bSJed Brown            using PRECONDITIONED norm type for convergence test
151c4762a1bSJed Brown          estimating eigenvalues using noisy right hand side
152c4762a1bSJed Brown        maximum iterations=2, nonzero initial guess
153c4762a1bSJed Brown        tolerances:  relative=1e-05, absolute=1e-25, divergence=10000.
154c4762a1bSJed Brown        left preconditioning
155c4762a1bSJed Brown        using UNPRECONDITIONED norm type for convergence test
1568cc725e6SPierre Jolivet      PC Object: (mg_levels_3_) 1 MPI process
157c4762a1bSJed Brown        type: sor
158c4762a1bSJed Brown          type = local_symmetric, iterations = 1, local iterations = 1, omega = 1.
159c4762a1bSJed Brown        linear system matrix = precond matrix:
1608cc725e6SPierre Jolivet        Mat Object: 1 MPI process
161c4762a1bSJed Brown          type: seqaij
162c4762a1bSJed Brown          rows=625, cols=625
163c4762a1bSJed Brown          total: nonzeros=3025, allocated nonzeros=3025
164c4762a1bSJed Brown          total number of mallocs used during MatSetValues calls=0
165c4762a1bSJed Brown            not using I-node routines
166c4762a1bSJed Brown    Up solver (post-smoother) same as down solver (pre-smoother)
167c4762a1bSJed Brown    linear system matrix = precond matrix:
1688cc725e6SPierre Jolivet    Mat Object: 1 MPI process
169c4762a1bSJed Brown      type: seqaij
170c4762a1bSJed Brown      rows=625, cols=625
171c4762a1bSJed Brown      total: nonzeros=3025, allocated nonzeros=3025
172c4762a1bSJed Brown      total number of mallocs used during MatSetValues calls=0
173c4762a1bSJed Brown        not using I-node routines
174