xref: /petsc/src/ts/tutorials/advection-diffusion-reaction/output/ex1_1.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 steps=1000
7  maximum time=20.
8  total number of I function evaluations=108
9  total number of I Jacobian evaluations=27
10  total number of nonlinear solver iterations=108
11  total number of linear solver iterations=108
12  total number of linear solve failures=0
13  total number of rejected steps=0
14  using relative error tolerance of 0.0001,   using absolute error tolerance of 0.0001
15  TSAdapt Object: 1 MPI process
16    type: basic
17    safety factor 0.9
18    extra safety factor after step rejection 0.5
19    clip fastest increase 10.
20    clip fastest decrease 0.1
21    maximum allowed timestep 1e+20
22    minimum allowed timestep 1e-20
23    maximum solution absolute value to be ignored -1.
24  SNES Object: 1 MPI process
25    type: ksponly
26    maximum iterations=50, maximum function evaluations=10000
27    tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
28    total number of linear solver iterations=1
29    total number of function evaluations=1
30    norm schedule ALWAYS
31    KSP Object: 1 MPI process
32      type: gmres
33        restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
34        happy breakdown tolerance 1e-30
35      maximum iterations=10000, initial guess is zero
36      tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
37      left preconditioning
38      using PRECONDITIONED norm type for convergence test
39    PC Object: 1 MPI process
40      type: ilu
41        out-of-place factorization
42        0 levels of fill
43        tolerance for zero pivot 2.22045e-14
44        matrix ordering: natural
45        factor fill ratio given 1., needed 1.
46          Factored matrix follows:
47            Mat Object: 1 MPI process
48              type: seqaij
49              rows=3, cols=3
50              package used to perform factorization: petsc
51              total: nonzeros=9, allocated nonzeros=9
52                using I-node routines: found 1 nodes, limit used is 5
53      linear system matrix = precond matrix:
54      Mat Object: 1 MPI process
55        type: seqaij
56        rows=3, cols=3
57        total: nonzeros=9, allocated nonzeros=9
58        total number of mallocs used during MatSetValues calls=0
59          using I-node routines: found 1 nodes, limit used is 5
60