xref: /petsc/src/ts/tutorials/output/ex3_4.out (revision b698fc57f0bea7237255b29c1b77df0acc362ffd)
1Solving a linear TS problem on 1 processor
2Timestep   0: step size = 0.000143637, time = 0., 2-norm error = 0., max norm error = 0.
3    Linear solve converged due to CONVERGED_RTOL iterations 1
4Timestep   1: step size = 0.000143637, time = 0.000143637, 2-norm error = 0.00112483, max norm error = 0.00162124
5    Linear solve converged due to CONVERGED_RTOL iterations 1
6Timestep   2: step size = 0.000143637, time = 0.000287274, 2-norm error = 0.00213968, max norm error = 0.00308653
7    Linear solve converged due to CONVERGED_RTOL iterations 1
8Timestep   3: step size = 0.000143637, time = 0.000430911, 2-norm error = 0.00305264, max norm error = 0.0044073
9avg. error (2 norm) = 0.00210572, avg. error (max norm) = 0.00303835
10TS Object: 1 MPI processes
11  type: beuler
12  maximum steps=3
13  maximum time=100.
14  total number of RHS function evaluations=3
15  total number of RHS Jacobian evaluations=6
16  total number of linear solver iterations=3
17  total number of linear solve failures=0
18  total number of rejected steps=0
19  using relative error tolerance of 0.0001,   using absolute error tolerance of 0.0001
20  TSAdapt Object: 1 MPI processes
21    type: none
22  SNES Object: 1 MPI processes
23    type: ksponly
24    maximum iterations=50, maximum function evaluations=10000
25    tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
26    total number of linear solver iterations=1
27    total number of function evaluations=1
28    norm schedule ALWAYS
29    KSP Object: 1 MPI processes
30      type: gmres
31        restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
32        happy breakdown tolerance 1e-30
33      maximum iterations=10000, initial guess is zero
34      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
35      left preconditioning
36      using PRECONDITIONED norm type for convergence test
37    PC Object: 1 MPI processes
38      type: ilu
39        out-of-place factorization
40        0 levels of fill
41        tolerance for zero pivot 2.22045e-14
42        matrix ordering: natural
43        factor fill ratio given 1., needed 1.
44          Factored matrix follows:
45            Mat Object: 1 MPI processes
46              type: seqaij
47              rows=60, cols=60
48              package used to perform factorization: petsc
49              total: nonzeros=176, allocated nonzeros=176
50                not using I-node routines
51      linear system matrix followed by preconditioner matrix:
52      Mat Object: 1 MPI processes
53        type: seqaij
54        rows=60, cols=60
55        total: nonzeros=176, allocated nonzeros=176
56        total number of mallocs used during MatSetValues calls=0
57          not using I-node routines
58      Mat Object: 1 MPI processes
59        type: seqaij
60        rows=60, cols=60
61        total: nonzeros=176, allocated nonzeros=176
62        total number of mallocs used during MatSetValues calls=0
63          not using I-node routines
64