xref: /petsc/src/ts/tutorials/output/ex18_adv_0_im.out (revision c4762a1b19cd2af06abeed90e8f9d34fb975dd94)
1DM Object: 1 MPI processes
2  type: plex
3Mesh in 2 dimensions:
4  0-cells: 14
5  1-cells: 20
6  2-cells: 19 (12)
7Labels:
8  ghost: 0 strata of sizes ()
9  vtk: 1 strata of sizes (7)
10  Cell Sets: 1 strata of sizes (7)
11  Face Sets: 4 strata of sizes (4, 4, 1, 3)
12  depth: 3 strata of sizes (14, 20, 19)
13  0  time        0  |x| (       0,    7.801)
14  1  time   0.9934  |x| (       0,    4.265)
15  2  time    1.987  |x| (       0,    1.646)
16  3  time     2.98  |x| (       0,     1.62)
17TS Object: 1 MPI processes
18  type: beuler
19  maximum steps=1000
20  maximum time=2
21  total number of nonlinear solver iterations=84
22  total number of nonlinear solve failures=0
23  total number of linear solver iterations=84
24  total number of rejected steps=0
25  SNES Object: 1 MPI processes
26    type: newtonls
27    maximum iterations=50, maximum function evaluations=10000
28    tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
29    total number of linear solver iterations=26
30    total number of function evaluations=37
31    norm schedule ALWAYS
32    SNESLineSearch Object: 1 MPI processes
33      type: bt
34        interpolation: cubic
35        alpha=1.000000e-04
36      maxstep=1.000000e+08, minlambda=1.000000e-12
37      tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
38      maximum iterations=40
39    KSP Object: 1 MPI processes
40      type: gmres
41        restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
42        happy breakdown tolerance 1e-30
43      maximum iterations=10000, initial guess is zero
44      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000
45      left preconditioning
46      using PRECONDITIONED norm type for convergence test
47    PC Object: 1 MPI processes
48      type: lu
49        out-of-place factorization
50        tolerance for zero pivot 2.22045e-14
51        matrix ordering: nd
52        factor fill ratio given 5, needed 1
53          Factored matrix follows:
54            Mat Object: 1 MPI processes
55              type: seqaij
56              rows=21, cols=21
57              package used to perform factorization: petsc
58              total: nonzeros=63, allocated nonzeros=63
59              total number of mallocs used during MatSetValues calls=0
60                using I-node routines: found 7 nodes, limit used is 5
61      linear system matrix = precond matrix:
62      Mat Object: 1 MPI processes
63        type: seqaij
64        rows=21, cols=21
65        total: nonzeros=63, allocated nonzeros=63
66        total number of mallocs used during MatSetValues calls=0
67          using I-node routines: found 7 nodes, limit used is 5
68CONVERGED_TIME at time 2.98018 after 3 steps
69