xref: /petsc/src/ts/tutorials/advection-diffusion-reaction/output/ex2_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 time=20000.
7  total number of I function evaluations=504
8  total number of I Jacobian evaluations=126
9  total number of nonlinear solver iterations=504
10  total number of linear solver iterations=504
11  total number of linear solve failures=0
12  total number of rejected steps=10
13  using relative error tolerance of 0.0001,   using absolute error tolerance of 0.0001
14  TSAdapt 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.
23  SNES 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=16
57        total number of mallocs used during MatSetValues calls=0
58          using I-node routines: found 1 nodes, limit used is 5
59