xref: /petsc/src/snes/tutorials/output/ex5_msm_5_alt.out (revision bef158480efac06de457f7a665168877ab3c2fd7)
1  0 SNES Function norm 0.137187
2    0 KSP Residual norm 0.0520252
3    1 KSP Residual norm 0.0362865
4    2 KSP Residual norm 0.0223033
5    3 KSP Residual norm 0.0146222
6    4 KSP Residual norm 0.00958122
7    5 KSP Residual norm 0.00635124
8    6 KSP Residual norm 0.00418352
9    7 KSP Residual norm 0.00277198
10    8 KSP Residual norm 0.00182828
11    9 KSP Residual norm 0.00121047
12   10 KSP Residual norm 0.000798963
13   11 KSP Residual norm 0.000528688
14   12 KSP Residual norm 0.000349123
15   13 KSP Residual norm 0.000230935
16   14 KSP Residual norm 0.000152548
17   15 KSP Residual norm 0.000100881
18   16 KSP Residual norm 6.66525e-05
19   17 KSP Residual norm 4.40705e-05
20   18 KSP Residual norm 2.91216e-05
21   19 KSP Residual norm 1.9253e-05
22   20 KSP Residual norm 1.27234e-05
23   21 KSP Residual norm 8.41115e-06
24   22 KSP Residual norm 5.5589e-06
25   23 KSP Residual norm 3.67466e-06
26   24 KSP Residual norm 2.42867e-06
27   25 KSP Residual norm 1.6054e-06
28   26 KSP Residual norm 1.06108e-06
29   27 KSP Residual norm 7.01377e-07
30   28 KSP Residual norm 4.63577e-07
31   29 KSP Residual norm 3.06423e-07
32   30 KSP Residual norm 2.02533e-07
33   31 KSP Residual norm 1.33872e-07
34   32 KSP Residual norm 8.84852e-08
35   33 KSP Residual norm 5.84874e-08
36   34 KSP Residual norm 3.86584e-08
37   35 KSP Residual norm 2.55525e-08
38   36 KSP Residual norm 1.68895e-08
39   37 KSP Residual norm 1.11636e-08
40   38 KSP Residual norm 7.37887e-09
41   39 KSP Residual norm 4.87728e-09
42   40 KSP Residual norm 3.22376e-09
43   41 KSP Residual norm 2.13083e-09
44   42 KSP Residual norm 1.40843e-09
45   43 KSP Residual norm 9.309e-10
46   44 KSP Residual norm 6.153e-10
47   45 KSP Residual norm 4.067e-10
48   46 KSP Residual norm 2.688e-10
49   47 KSP Residual norm 1.777e-10
50   48 KSP Residual norm 1.174e-10
51   49 KSP Residual norm 7.763e-11
52   50 KSP Residual norm 5.131e-11
53  1 SNES Function norm 1.613e-10
54Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1
55SNES Object: 2 MPI processes
56  type: newtonls
57  maximum iterations=50, maximum function evaluations=10000
58  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
59  total number of linear solver iterations=50
60  total number of function evaluations=2
61  norm schedule ALWAYS
62  Jacobian is built using a DMDA local Jacobian
63SNESLineSearch Object: 2 MPI processes
64    type: bt
65      interpolation: cubic
66      alpha=1.000000e-04
67    maxstep=1.000000e+08, minlambda=1.000000e-12
68    tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
69    maximum iterations=40
70  KSP Object: 2 MPI processes
71    type: richardson
72      damping factor=1.
73    maximum iterations=10000, initial guess is zero
74    tolerances:  relative=1e-09, absolute=1e-50, divergence=10000.
75    left preconditioning
76    using PRECONDITIONED norm type for convergence test
77  PC Object: 2 MPI processes
78    type: asm
79      total subdomain blocks = 4, amount of overlap = 0
80      restriction/interpolation type - RESTRICT
81      Additive Schwarz: local solve composition type - MULTIPLICATIVE
82      Local solver is the same for all blocks, as in the following KSP and PC objects on rank 0:
83    KSP Object: (sub_) 1 MPI processes
84      type: preonly
85      maximum iterations=10000, initial guess is zero
86      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
87      left preconditioning
88      using NONE norm type for convergence test
89    PC Object: (sub_) 1 MPI processes
90      type: lu
91        out-of-place factorization
92        tolerance for zero pivot 2.22045e-14
93        matrix ordering: nd
94        factor fill ratio given 5., needed 1.35714
95          Factored matrix follows:
96            Mat Object: 1 MPI processes
97              type: seqaij
98              rows=8, cols=8
99              package used to perform factorization: petsc
100              total: nonzeros=38, allocated nonzeros=38
101                not using I-node routines
102      linear system matrix = precond matrix:
103      Mat Object: 1 MPI processes
104        type: seqaij
105        rows=8, cols=8
106        total: nonzeros=28, allocated nonzeros=28
107        total number of mallocs used during MatSetValues calls=0
108          not using I-node routines
109    linear system matrix = precond matrix:
110    Mat Object: 2 MPI processes
111      type: mpiaij
112      rows=32, cols=32
113      total: nonzeros=136, allocated nonzeros=136
114      total number of mallocs used during MatSetValues calls=0
115N: 32 error L2 2.67559e-11 inf 5.97333e-11
116