xref: /petsc/src/snes/tutorials/output/ex5_2.out (revision c4762a1b19cd2af06abeed90e8f9d34fb975dd94)
1*c4762a1bSJed Brown        0 SNES Function norm 0.995735
2*c4762a1bSJed Brown        Linear solve converged due to CONVERGED_RTOL iterations 3
3*c4762a1bSJed Brown        1 SNES Function norm 0.276938
4*c4762a1bSJed Brown        Linear solve converged due to CONVERGED_RTOL iterations 3
5*c4762a1bSJed Brown        2 SNES Function norm 0.00668678
6*c4762a1bSJed Brown        Linear solve converged due to CONVERGED_RTOL iterations 2
7*c4762a1bSJed Brown        3 SNES Function norm 4.61502e-06
8*c4762a1bSJed Brown        Linear solve converged due to CONVERGED_RTOL iterations 2
9*c4762a1bSJed Brown        4 SNES Function norm 1.568e-11
10*c4762a1bSJed Brown      0 SNES Function norm 0.0763997
11*c4762a1bSJed Brown      Linear solve converged due to CONVERGED_RTOL iterations 2
12*c4762a1bSJed Brown      1 SNES Function norm 2.67906e-05
13*c4762a1bSJed Brown      Linear solve converged due to CONVERGED_RTOL iterations 2
14*c4762a1bSJed Brown      2 SNES Function norm 9.312e-11
15*c4762a1bSJed Brown    0 SNES Function norm 0.0408394
16*c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 2
17*c4762a1bSJed Brown    1 SNES Function norm 9.10598e-07
18*c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 2
19*c4762a1bSJed Brown    2 SNES Function norm < 1.e-11
20*c4762a1bSJed Brown  0 SNES Function norm 0.021012
21*c4762a1bSJed Brown  Linear solve converged due to CONVERGED_RTOL iterations 2
22*c4762a1bSJed Brown  1 SNES Function norm 3.84069e-08
23*c4762a1bSJed Brown  Linear solve converged due to CONVERGED_RTOL iterations 2
24*c4762a1bSJed Brown  2 SNES Function norm < 1.e-11
25*c4762a1bSJed BrownSNES Object: 1 MPI processes
26*c4762a1bSJed Brown  type: newtonls
27*c4762a1bSJed Brown  maximum iterations=50, maximum function evaluations=10000
28*c4762a1bSJed Brown  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
29*c4762a1bSJed Brown  total number of linear solver iterations=22
30*c4762a1bSJed Brown  total number of function evaluations=14
31*c4762a1bSJed Brown  norm schedule ALWAYS
32*c4762a1bSJed Brown  total number of grid sequence refinements=3
33*c4762a1bSJed Brown  Jacobian is built using a DMDA local Jacobian
34*c4762a1bSJed BrownSNESLineSearch Object: 1 MPI processes
35*c4762a1bSJed Brown    type: bt
36*c4762a1bSJed Brown      interpolation: cubic
37*c4762a1bSJed Brown      alpha=1.000000e-04
38*c4762a1bSJed Brown    maxstep=1.000000e+08, minlambda=1.000000e-12
39*c4762a1bSJed Brown    tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
40*c4762a1bSJed Brown    maximum iterations=40
41*c4762a1bSJed Brown  KSP Object: 1 MPI processes
42*c4762a1bSJed Brown    type: gmres
43*c4762a1bSJed Brown      restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
44*c4762a1bSJed Brown      happy breakdown tolerance 1e-30
45*c4762a1bSJed Brown    maximum iterations=10000, initial guess is zero
46*c4762a1bSJed Brown    tolerances:  relative=1e-05, absolute=-1., divergence=10000.
47*c4762a1bSJed Brown    left preconditioning
48*c4762a1bSJed Brown    using PRECONDITIONED norm type for convergence test
49*c4762a1bSJed Brown  PC Object: 1 MPI processes
50*c4762a1bSJed Brown    type: mg
51*c4762a1bSJed Brown      type is FULL, levels=4 cycles=v
52*c4762a1bSJed Brown        Using Galerkin computed coarse grid matrices for pmat
53*c4762a1bSJed Brown    Coarse grid solver -- level -------------------------------
54*c4762a1bSJed Brown      KSP Object: (mg_coarse_) 1 MPI processes
55*c4762a1bSJed Brown        type: preonly
56*c4762a1bSJed Brown        maximum iterations=10000, initial guess is zero
57*c4762a1bSJed Brown        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
58*c4762a1bSJed Brown        left preconditioning
59*c4762a1bSJed Brown        using NONE norm type for convergence test
60*c4762a1bSJed Brown      PC Object: (mg_coarse_) 1 MPI processes
61*c4762a1bSJed Brown        type: lu
62*c4762a1bSJed Brown          out-of-place factorization
63*c4762a1bSJed Brown          tolerance for zero pivot 2.22045e-14
64*c4762a1bSJed Brown          using diagonal shift on blocks to prevent zero pivot [INBLOCKS]
65*c4762a1bSJed Brown          matrix ordering: nd
66*c4762a1bSJed Brown          factor fill ratio given 5., needed 1.42
67*c4762a1bSJed Brown            Factored matrix follows:
68*c4762a1bSJed Brown              Mat Object: 1 MPI processes
69*c4762a1bSJed Brown                type: seqaij
70*c4762a1bSJed Brown                rows=16, cols=16
71*c4762a1bSJed Brown                package used to perform factorization: petsc
72*c4762a1bSJed Brown                total: nonzeros=142, allocated nonzeros=142
73*c4762a1bSJed Brown                total number of mallocs used during MatSetValues calls=0
74*c4762a1bSJed Brown                  using I-node routines: found 11 nodes, limit used is 5
75*c4762a1bSJed Brown        linear system matrix = precond matrix:
76*c4762a1bSJed Brown        Mat Object: 1 MPI processes
77*c4762a1bSJed Brown          type: seqaij
78*c4762a1bSJed Brown          rows=16, cols=16
79*c4762a1bSJed Brown          total: nonzeros=100, allocated nonzeros=100
80*c4762a1bSJed Brown          total number of mallocs used during MatSetValues calls=0
81*c4762a1bSJed Brown            not using I-node routines
82*c4762a1bSJed Brown    Down solver (pre-smoother) on level 1 -------------------------------
83*c4762a1bSJed Brown      KSP Object: (mg_levels_1_) 1 MPI processes
84*c4762a1bSJed Brown        type: chebyshev
85*c4762a1bSJed Brown          eigenvalue estimates used:  min = 0.49992, max = 1.09982
86*c4762a1bSJed Brown          eigenvalues estimate via gmres min 0.38164, max 0.999839
87*c4762a1bSJed Brown          eigenvalues estimated using gmres with translations  [0. 0.5; 0. 1.1]
88*c4762a1bSJed Brown          KSP Object: (mg_levels_1_esteig_) 1 MPI processes
89*c4762a1bSJed Brown            type: gmres
90*c4762a1bSJed Brown              restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
91*c4762a1bSJed Brown              happy breakdown tolerance 1e-30
92*c4762a1bSJed Brown            maximum iterations=10, initial guess is zero
93*c4762a1bSJed Brown            tolerances:  relative=1e-12, absolute=1e-50, divergence=10000.
94*c4762a1bSJed Brown            left preconditioning
95*c4762a1bSJed Brown            using PRECONDITIONED norm type for convergence test
96*c4762a1bSJed Brown          estimating eigenvalues using noisy right hand side
97*c4762a1bSJed Brown        maximum iterations=2, nonzero initial guess
98*c4762a1bSJed Brown        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
99*c4762a1bSJed Brown        left preconditioning
100*c4762a1bSJed Brown        using UNPRECONDITIONED norm type for convergence test
101*c4762a1bSJed Brown      PC Object: (mg_levels_1_) 1 MPI processes
102*c4762a1bSJed Brown        type: sor
103*c4762a1bSJed Brown          type = local_symmetric, iterations = 1, local iterations = 1, omega = 1.
104*c4762a1bSJed Brown        linear system matrix = precond matrix:
105*c4762a1bSJed Brown        Mat Object: 1 MPI processes
106*c4762a1bSJed Brown          type: seqaij
107*c4762a1bSJed Brown          rows=49, cols=49
108*c4762a1bSJed Brown          total: nonzeros=361, allocated nonzeros=361
109*c4762a1bSJed Brown          total number of mallocs used during MatSetValues calls=0
110*c4762a1bSJed Brown            not using I-node routines
111*c4762a1bSJed Brown    Up solver (post-smoother) same as down solver (pre-smoother)
112*c4762a1bSJed Brown    Down solver (pre-smoother) on level 2 -------------------------------
113*c4762a1bSJed Brown      KSP Object: (mg_levels_2_) 1 MPI processes
114*c4762a1bSJed Brown        type: chebyshev
115*c4762a1bSJed Brown          eigenvalue estimates used:  min = 0.498238, max = 1.09612
116*c4762a1bSJed Brown          eigenvalues estimate via gmres min 0.11325, max 0.996475
117*c4762a1bSJed Brown          eigenvalues estimated using gmres with translations  [0. 0.5; 0. 1.1]
118*c4762a1bSJed Brown          KSP Object: (mg_levels_2_esteig_) 1 MPI processes
119*c4762a1bSJed Brown            type: gmres
120*c4762a1bSJed Brown              restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
121*c4762a1bSJed Brown              happy breakdown tolerance 1e-30
122*c4762a1bSJed Brown            maximum iterations=10, initial guess is zero
123*c4762a1bSJed Brown            tolerances:  relative=1e-12, absolute=1e-50, divergence=10000.
124*c4762a1bSJed Brown            left preconditioning
125*c4762a1bSJed Brown            using PRECONDITIONED norm type for convergence test
126*c4762a1bSJed Brown          estimating eigenvalues using noisy right hand side
127*c4762a1bSJed Brown        maximum iterations=2, nonzero initial guess
128*c4762a1bSJed Brown        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
129*c4762a1bSJed Brown        left preconditioning
130*c4762a1bSJed Brown        using UNPRECONDITIONED norm type for convergence test
131*c4762a1bSJed Brown      PC Object: (mg_levels_2_) 1 MPI processes
132*c4762a1bSJed Brown        type: sor
133*c4762a1bSJed Brown          type = local_symmetric, iterations = 1, local iterations = 1, omega = 1.
134*c4762a1bSJed Brown        linear system matrix = precond matrix:
135*c4762a1bSJed Brown        Mat Object: 1 MPI processes
136*c4762a1bSJed Brown          type: seqaij
137*c4762a1bSJed Brown          rows=169, cols=169
138*c4762a1bSJed Brown          total: nonzeros=1369, allocated nonzeros=1369
139*c4762a1bSJed Brown          total number of mallocs used during MatSetValues calls=0
140*c4762a1bSJed Brown            not using I-node routines
141*c4762a1bSJed Brown    Up solver (post-smoother) same as down solver (pre-smoother)
142*c4762a1bSJed Brown    Down solver (pre-smoother) on level 3 -------------------------------
143*c4762a1bSJed Brown      KSP Object: (mg_levels_3_) 1 MPI processes
144*c4762a1bSJed Brown        type: chebyshev
145*c4762a1bSJed Brown          eigenvalue estimates used:  min = 0.498868, max = 1.09751
146*c4762a1bSJed Brown          eigenvalues estimate via gmres min 0.0267868, max 0.997736
147*c4762a1bSJed Brown          eigenvalues estimated using gmres with translations  [0. 0.5; 0. 1.1]
148*c4762a1bSJed Brown          KSP Object: (mg_levels_3_esteig_) 1 MPI processes
149*c4762a1bSJed Brown            type: gmres
150*c4762a1bSJed Brown              restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
151*c4762a1bSJed Brown              happy breakdown tolerance 1e-30
152*c4762a1bSJed Brown            maximum iterations=10, initial guess is zero
153*c4762a1bSJed Brown            tolerances:  relative=1e-12, absolute=1e-50, divergence=10000.
154*c4762a1bSJed Brown            left preconditioning
155*c4762a1bSJed Brown            using PRECONDITIONED norm type for convergence test
156*c4762a1bSJed Brown          estimating eigenvalues using noisy right hand side
157*c4762a1bSJed Brown        maximum iterations=2, nonzero initial guess
158*c4762a1bSJed Brown        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
159*c4762a1bSJed Brown        left preconditioning
160*c4762a1bSJed Brown        using UNPRECONDITIONED norm type for convergence test
161*c4762a1bSJed Brown      PC Object: (mg_levels_3_) 1 MPI processes
162*c4762a1bSJed Brown        type: sor
163*c4762a1bSJed Brown          type = local_symmetric, iterations = 1, local iterations = 1, omega = 1.
164*c4762a1bSJed Brown        linear system matrix = precond matrix:
165*c4762a1bSJed Brown        Mat Object: 1 MPI processes
166*c4762a1bSJed Brown          type: seqaij
167*c4762a1bSJed Brown          rows=625, cols=625
168*c4762a1bSJed Brown          total: nonzeros=3025, allocated nonzeros=3025
169*c4762a1bSJed Brown          total number of mallocs used during MatSetValues calls=0
170*c4762a1bSJed Brown            not using I-node routines
171*c4762a1bSJed Brown    Up solver (post-smoother) same as down solver (pre-smoother)
172*c4762a1bSJed Brown    linear system matrix = precond matrix:
173*c4762a1bSJed Brown    Mat Object: 1 MPI processes
174*c4762a1bSJed Brown      type: seqaij
175*c4762a1bSJed Brown      rows=625, cols=625
176*c4762a1bSJed Brown      total: nonzeros=3025, allocated nonzeros=3025
177*c4762a1bSJed Brown      total number of mallocs used during MatSetValues calls=0
178*c4762a1bSJed Brown        not using I-node routines
179