xref: /petsc/src/ts/tutorials/advection-diffusion-reaction/output/ex2_1_alt.out (revision f13dfd9ea68e0ddeee984e65c377a1819eab8a8a)
1TS Object: 1 MPI process
2  type: rosw
3    Rosenbrock-W ra34pw2
4    Abscissa of A       =  0.000000  0.871733  0.731580  1.000000
5    Abscissa of A+Gamma =  0.435867  0.871733  0.731580  1.000000
6  maximum time=100000.
7  total number of I function evaluations=504
8  total number of I Jacobian evaluations=126
9  total number of nonlinear solver iterations=2068
10  total number of linear solver iterations=2068
11  total number of linear solve failures=0
12  total number of rejected steps=79
13  using relative error tolerance of 0.0001,   using absolute error tolerance of 0.0001
14TSAdapt Object: 1 MPI process
15  type: basic
16  safety factor 0.9
17  extra safety factor after step rejection 0.5
18  clip fastest increase 10.
19  clip fastest decrease 0.1
20  maximum allowed timestep 1e+20
21  minimum allowed timestep 1e-20
22  maximum solution absolute value to be ignored -1.
23SNES Object: 1 MPI process
24  type: ksponly
25  maximum iterations=50, maximum function evaluations=10000
26  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
27  total number of linear solver iterations=1
28  total number of function evaluations=1
29  norm schedule ALWAYS
30  KSP Object: 1 MPI process
31    type: gmres
32      restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
33      happy breakdown tolerance 1e-30
34    maximum iterations=10000, initial guess is zero
35    tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
36    left preconditioning
37    using PRECONDITIONED norm type for convergence test
38  PC Object: 1 MPI process
39    type: ilu
40      out-of-place factorization
41      0 levels of fill
42      tolerance for zero pivot 2.22045e-14
43      matrix ordering: natural
44      factor fill ratio given 1., needed 1.
45        Factored matrix follows:
46          Mat Object: 1 MPI process
47            type: seqaij
48            rows=4, cols=4
49            package used to perform factorization: petsc
50            total: nonzeros=16, allocated nonzeros=16
51              using I-node routines: found 1 nodes, limit used is 5
52    linear system matrix = precond matrix:
53    Mat Object: 1 MPI process
54      type: seqaij
55      rows=4, cols=4
56      total: nonzeros=16, allocated nonzeros=20
57      total number of mallocs used during MatSetValues calls=0
58        using I-node routines: found 1 nodes, limit used is 5
59