xref: /petsc/src/ksp/ksp/tutorials/output/ex66_2.out (revision 8cc725e69398de546bdc828d7b714aa2223f5218)
1c4762a1bSJed Brown  0 KSP Residual norm 0.728046
2c4762a1bSJed Brown  1 KSP Residual norm 0.000452561
3c4762a1bSJed Brown  2 KSP Residual norm 5.56117e-05
4c4762a1bSJed Brown  3 KSP Residual norm 1.48949e-06
5c4762a1bSJed BrownKSP Object: 4 MPI processes
6c4762a1bSJed Brown  type: gmres
7c4762a1bSJed Brown    restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
8c4762a1bSJed Brown    happy breakdown tolerance 1e-30
9c4762a1bSJed Brown  maximum iterations=10000, initial guess is zero
10c4762a1bSJed Brown  tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
11c4762a1bSJed Brown  left preconditioning
12c4762a1bSJed Brown  using PRECONDITIONED norm type for convergence test
13c4762a1bSJed BrownPC Object: 4 MPI processes
14c4762a1bSJed Brown  type: mg
15c4762a1bSJed Brown    type is FULL, levels=4 cycles=v
16c4762a1bSJed Brown      Not using Galerkin computed coarse grid matrices
1763a3b9bcSJacob Faibussowitsch  Coarse grid solver -- level 0 -------------------------------
18c4762a1bSJed Brown    KSP Object: (mg_coarse_) 4 MPI processes
19c4762a1bSJed Brown      type: preonly
20c4762a1bSJed Brown      maximum iterations=10000, initial guess is zero
21c4762a1bSJed Brown      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
22c4762a1bSJed Brown      left preconditioning
23c4762a1bSJed Brown      using NONE norm type for convergence test
24c4762a1bSJed Brown    PC Object: (mg_coarse_) 4 MPI processes
25c4762a1bSJed Brown      type: redundant
26c4762a1bSJed Brown        First (color=0) of 4 PCs follows
27*8cc725e6SPierre Jolivet        KSP Object: (mg_coarse_redundant_) 1 MPI process
28c4762a1bSJed Brown          type: preonly
29c4762a1bSJed Brown          maximum iterations=10000, initial guess is zero
30c4762a1bSJed Brown          tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
31c4762a1bSJed Brown          left preconditioning
32c4762a1bSJed Brown          using NONE norm type for convergence test
33*8cc725e6SPierre Jolivet        PC Object: (mg_coarse_redundant_) 1 MPI process
34c4762a1bSJed Brown          type: svd
35c4762a1bSJed Brown            All singular values smaller than 1e-12 treated as zero
36c4762a1bSJed Brown            Provided essential rank of the matrix 0 (all other eigenvalues are zeroed)
37c4762a1bSJed Brown          linear system matrix = precond matrix:
38*8cc725e6SPierre Jolivet          Mat Object: 1 MPI process
39c4762a1bSJed Brown            type: seqaij
40c4762a1bSJed Brown            rows=121, cols=121
41c4762a1bSJed Brown            total: nonzeros=583, allocated nonzeros=583
42c4762a1bSJed Brown            total number of mallocs used during MatSetValues calls=0
43c4762a1bSJed Brown              not using I-node routines
44c4762a1bSJed Brown      linear system matrix = precond matrix:
45c4762a1bSJed Brown      Mat Object: 4 MPI processes
46c4762a1bSJed Brown        type: mpiaij
47c4762a1bSJed Brown        rows=121, cols=121
48c4762a1bSJed Brown        total: nonzeros=583, allocated nonzeros=583
49c4762a1bSJed Brown        total number of mallocs used during MatSetValues calls=0
50c4762a1bSJed Brown          has attached null space
51c4762a1bSJed Brown  Down solver (pre-smoother) on level 1 -------------------------------
52c4762a1bSJed Brown    KSP Object: (mg_levels_1_) 4 MPI processes
53c4762a1bSJed Brown      type: chebyshev
5473f7197eSJed Brown        eigenvalue targets used: min 0.149975, max 1.64973
5573f7197eSJed Brown        eigenvalues estimated via gmres: min 0.0251646, max 1.49975
5673f7197eSJed Brown        eigenvalues estimated using gmres with transform: [0. 0.1; 0. 1.1]
57c4762a1bSJed Brown        KSP Object: (mg_levels_1_esteig_) 4 MPI processes
58c4762a1bSJed Brown          type: gmres
59c4762a1bSJed Brown            restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
60c4762a1bSJed Brown            happy breakdown tolerance 1e-30
61c4762a1bSJed Brown          maximum iterations=10, initial guess is zero
62c4762a1bSJed Brown          tolerances:  relative=1e-12, absolute=1e-50, divergence=10000.
63c4762a1bSJed Brown          left preconditioning
64c4762a1bSJed Brown          using PRECONDITIONED norm type for convergence test
65c4762a1bSJed Brown        estimating eigenvalues using noisy right hand side
66c4762a1bSJed Brown      maximum iterations=2, nonzero initial guess
67c4762a1bSJed Brown      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
68c4762a1bSJed Brown      left preconditioning
69c4762a1bSJed Brown      using NONE norm type for convergence test
70c4762a1bSJed Brown    PC Object: (mg_levels_1_) 4 MPI processes
71c4762a1bSJed Brown      type: sor
72c4762a1bSJed Brown        type = local_symmetric, iterations = 1, local iterations = 1, omega = 1.
73c4762a1bSJed Brown      linear system matrix = precond matrix:
74c4762a1bSJed Brown      Mat Object: 4 MPI processes
75c4762a1bSJed Brown        type: mpiaij
76c4762a1bSJed Brown        rows=462, cols=462
77c4762a1bSJed Brown        total: nonzeros=2266, allocated nonzeros=2266
78c4762a1bSJed Brown        total number of mallocs used during MatSetValues calls=0
79c4762a1bSJed Brown          has attached null space
80c4762a1bSJed Brown  Up solver (post-smoother) same as down solver (pre-smoother)
81c4762a1bSJed Brown  Down solver (pre-smoother) on level 2 -------------------------------
82c4762a1bSJed Brown    KSP Object: (mg_levels_2_) 4 MPI processes
83c4762a1bSJed Brown      type: chebyshev
8473f7197eSJed Brown        eigenvalue targets used: min 0.149919, max 1.64911
8573f7197eSJed Brown        eigenvalues estimated via gmres: min 0.0224513, max 1.49919
8673f7197eSJed Brown        eigenvalues estimated using gmres with transform: [0. 0.1; 0. 1.1]
87c4762a1bSJed Brown        KSP Object: (mg_levels_2_esteig_) 4 MPI processes
88c4762a1bSJed Brown          type: gmres
89c4762a1bSJed Brown            restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
90c4762a1bSJed Brown            happy breakdown tolerance 1e-30
91c4762a1bSJed Brown          maximum iterations=10, initial guess is zero
92c4762a1bSJed Brown          tolerances:  relative=1e-12, absolute=1e-50, divergence=10000.
93c4762a1bSJed Brown          left preconditioning
94c4762a1bSJed Brown          using PRECONDITIONED norm type for convergence test
95c4762a1bSJed Brown        estimating eigenvalues using noisy right hand side
96c4762a1bSJed Brown      maximum iterations=2, nonzero initial guess
97c4762a1bSJed Brown      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
98c4762a1bSJed Brown      left preconditioning
99c4762a1bSJed Brown      using NONE norm type for convergence test
100c4762a1bSJed Brown    PC Object: (mg_levels_2_) 4 MPI processes
101c4762a1bSJed Brown      type: sor
102c4762a1bSJed Brown        type = local_symmetric, iterations = 1, local iterations = 1, omega = 1.
103c4762a1bSJed Brown      linear system matrix = precond matrix:
104c4762a1bSJed Brown      Mat Object: 4 MPI processes
105c4762a1bSJed Brown        type: mpiaij
106c4762a1bSJed Brown        rows=1804, cols=1804
107c4762a1bSJed Brown        total: nonzeros=8932, allocated nonzeros=8932
108c4762a1bSJed Brown        total number of mallocs used during MatSetValues calls=0
109c4762a1bSJed Brown          has attached null space
110c4762a1bSJed Brown  Up solver (post-smoother) same as down solver (pre-smoother)
111c4762a1bSJed Brown  Down solver (pre-smoother) on level 3 -------------------------------
112c4762a1bSJed Brown    KSP Object: (mg_levels_3_) 4 MPI processes
113c4762a1bSJed Brown      type: chebyshev
11473f7197eSJed Brown        eigenvalue targets used: min 0.149758, max 1.64734
11573f7197eSJed Brown        eigenvalues estimated via gmres: min 0.0187827, max 1.49758
11673f7197eSJed Brown        eigenvalues estimated using gmres with transform: [0. 0.1; 0. 1.1]
117c4762a1bSJed Brown        KSP Object: (mg_levels_3_esteig_) 4 MPI processes
118c4762a1bSJed Brown          type: gmres
119c4762a1bSJed Brown            restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
120c4762a1bSJed Brown            happy breakdown tolerance 1e-30
121c4762a1bSJed Brown          maximum iterations=10, initial guess is zero
122c4762a1bSJed Brown          tolerances:  relative=1e-12, absolute=1e-50, divergence=10000.
123c4762a1bSJed Brown          left preconditioning
124c4762a1bSJed Brown          using PRECONDITIONED norm type for convergence test
125c4762a1bSJed Brown        estimating eigenvalues using noisy right hand side
126c4762a1bSJed Brown      maximum iterations=2, nonzero initial guess
127c4762a1bSJed Brown      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
128c4762a1bSJed Brown      left preconditioning
129c4762a1bSJed Brown      using NONE norm type for convergence test
130c4762a1bSJed Brown    PC Object: (mg_levels_3_) 4 MPI processes
131c4762a1bSJed Brown      type: sor
132c4762a1bSJed Brown        type = local_symmetric, iterations = 1, local iterations = 1, omega = 1.
133c4762a1bSJed Brown      linear system matrix = precond matrix:
134c4762a1bSJed Brown      Mat Object: 4 MPI processes
135c4762a1bSJed Brown        type: mpiaij
136c4762a1bSJed Brown        rows=7128, cols=7128
137c4762a1bSJed Brown        total: nonzeros=35464, allocated nonzeros=35464
138c4762a1bSJed Brown        total number of mallocs used during MatSetValues calls=0
139c4762a1bSJed Brown          has attached null space
140c4762a1bSJed Brown  Up solver (post-smoother) same as down solver (pre-smoother)
141c4762a1bSJed Brown  linear system matrix = precond matrix:
142c4762a1bSJed Brown  Mat Object: 4 MPI processes
143c4762a1bSJed Brown    type: mpiaij
144c4762a1bSJed Brown    rows=7128, cols=7128
145c4762a1bSJed Brown    total: nonzeros=35464, allocated nonzeros=35464
146c4762a1bSJed Brown    total number of mallocs used during MatSetValues calls=0
147c4762a1bSJed Brown      has attached null space
148