xref: /petsc/src/snes/tutorials/output/ex12_tri_q2q1_msm_lu.out (revision 6a98f8dc3f2c9149905a87dc2e9d0fedaf64e09a)
1  0 SNES Function norm 8.32828
2    0 KSP Residual norm 11.2821
3    1 KSP Residual norm 0.0646504
4    2 KSP Residual norm < 1.e-11
5  Linear solve converged due to CONVERGED_RTOL iterations 2
6  1 SNES Function norm < 1.e-11
7L_2 Error: 0.00131794
8Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1
9SNES Object: 1 MPI processes
10  type: newtonls
11  maximum iterations=50, maximum function evaluations=10000
12  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
13  total number of linear solver iterations=2
14  total number of function evaluations=2
15  norm schedule ALWAYS
16  SNESLineSearch Object: 1 MPI processes
17    type: bt
18      interpolation: cubic
19      alpha=1.000000e-04
20    maxstep=1.000000e+08, minlambda=1.000000e-12
21    tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
22    maximum iterations=40
23  KSP Object: 1 MPI processes
24    type: gmres
25      restart=100, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
26      happy breakdown tolerance 1e-30
27    maximum iterations=10000, initial guess is zero
28    tolerances:  relative=1e-09, absolute=1e-50, divergence=10000.
29    left preconditioning
30    using PRECONDITIONED norm type for convergence test
31  PC Object: 1 MPI processes
32    type: asm
33      total subdomain blocks = 4, amount of overlap = 1
34      restriction/interpolation type - RESTRICT
35      Additive Schwarz: local solve composition type - MULTIPLICATIVE
36      Local solve is same for all blocks, in the following KSP and PC objects:
37      KSP Object: (sub_) 1 MPI processes
38        type: preonly
39        maximum iterations=10000, initial guess is zero
40        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
41        left preconditioning
42        using NONE norm type for convergence test
43      PC Object: (sub_) 1 MPI processes
44        type: lu
45          out-of-place factorization
46          tolerance for zero pivot 2.22045e-14
47          matrix ordering: nd
48          factor fill ratio given 5., needed 3.40496
49            Factored matrix follows:
50              Mat Object: 1 MPI processes
51                type: seqaij
52                rows=224, cols=224
53                package used to perform factorization: petsc
54                total: nonzeros=4944, allocated nonzeros=4944
55                total number of mallocs used during MatSetValues calls=0
56                  not using I-node routines
57        linear system matrix = precond matrix:
58        Mat Object: 1 MPI processes
59          type: seqaij
60          rows=224, cols=224
61          total: nonzeros=1452, allocated nonzeros=1452
62          total number of mallocs used during MatSetValues calls=0
63            not using I-node routines
64    linear system matrix = precond matrix:
65    Mat Object: 1 MPI processes
66      type: seqaij
67      rows=225, cols=225
68      total: nonzeros=1457, allocated nonzeros=1457
69      total number of mallocs used during MatSetValues calls=0
70        not using I-node routines
71