xref: /petsc/src/ts/tutorials/output/ex3_3.out (revision 70646cd191a02c3aba559ba717dac5da7a8a1e20)
1c4762a1bSJed BrownSolving a linear TS problem on 1 processor
2c4762a1bSJed BrownTimestep   0: step size = 0.000143637, time = 0., 2-norm error = 0., max norm error = 0.
3c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 1
4c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 1
5c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 1
6c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 1
7c4762a1bSJed BrownTimestep   1: step size = 0.000504055, time = 0.000143637, 2-norm error = 0.000290581, max norm error = 0.0004186
8c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 1
9c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 1
10c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 1
11c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 1
12c4762a1bSJed BrownTimestep   2: step size = 0.000500257, time = 0.000647692, 2-norm error = 0.0010422, max norm error = 0.00150753
13c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 1
14c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 1
15c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 1
16c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 1
17c4762a1bSJed BrownTimestep   3: step size = 0.000526001, time = 0.00114795, 2-norm error = 0.0015392, max norm error = 0.0022348
18c4762a1bSJed Brownavg. error (2 norm) = 0.000957327, avg. error (max norm) = 0.00138698
198cc725e6SPierre JolivetTS Object: 1 MPI process
20c4762a1bSJed Brown  type: rosw
21c4762a1bSJed Brown    Rosenbrock-W ra34pw2
22c4762a1bSJed Brown    Abscissa of A       =  0.000000  0.871733  0.731580  1.000000
23c4762a1bSJed Brown    Abscissa of A+Gamma =  0.435867  0.871733  0.731580  1.000000
24188af4bfSBarry Smith  initial time step=0.000143637
25c4762a1bSJed Brown  maximum steps=3
26c4762a1bSJed Brown  maximum time=100.
27188af4bfSBarry Smith  maximum number of step rejections=10
28188af4bfSBarry Smith  maximum number of SNES failures allowed=1
29a6ab3590SBarry Smith  total number of RHS function evaluations=12
30a6ab3590SBarry Smith  total number of RHS Jacobian evaluations=12
31c4762a1bSJed Brown  total number of linear solver iterations=12
32c4762a1bSJed Brown  total number of linear solve failures=0
33c4762a1bSJed Brown  total number of rejected steps=0
34c4762a1bSJed Brown  using relative error tolerance of 0.0001,   using absolute error tolerance of 0.0001
358cc725e6SPierre Jolivet  TSAdapt Object: 1 MPI process
36c4762a1bSJed Brown    type: basic
37c4762a1bSJed Brown    safety factor 0.9
38c4762a1bSJed Brown    extra safety factor after step rejection 0.5
39c4762a1bSJed Brown    clip fastest increase 10.
40c4762a1bSJed Brown    clip fastest decrease 0.1
41c4762a1bSJed Brown    maximum allowed timestep 1e+20
42c4762a1bSJed Brown    minimum allowed timestep 1e-20
43c4762a1bSJed Brown    maximum solution absolute value to be ignored -1.
448cc725e6SPierre Jolivet  SNES Object: 1 MPI process
45c4762a1bSJed Brown    type: ksponly
46c4762a1bSJed Brown    maximum iterations=50, maximum function evaluations=10000
47c4762a1bSJed Brown    tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
48c4762a1bSJed Brown    total number of linear solver iterations=1
49c4762a1bSJed Brown    total number of function evaluations=1
50c4762a1bSJed Brown    norm schedule ALWAYS
518cc725e6SPierre Jolivet    KSP Object: 1 MPI process
52c4762a1bSJed Brown      type: gmres
53f971d498SPierre Jolivet        restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement
54*143f2514SPierre Jolivet        happy breakdown tolerance=1e-30
55c4762a1bSJed Brown      maximum iterations=10000, initial guess is zero
56c4762a1bSJed Brown      tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
57c4762a1bSJed Brown      left preconditioning
58c4762a1bSJed Brown      using PRECONDITIONED norm type for convergence test
598cc725e6SPierre Jolivet    PC Object: 1 MPI process
60c4762a1bSJed Brown      type: ilu
61c4762a1bSJed Brown        out-of-place factorization
62c4762a1bSJed Brown        0 levels of fill
63c4762a1bSJed Brown        tolerance for zero pivot 2.22045e-14
64c4762a1bSJed Brown        matrix ordering: natural
65c4762a1bSJed Brown        factor fill ratio given 1., needed 1.
66ecf3d421SBarry Smith          Factored matrix:
678cc725e6SPierre Jolivet            Mat Object: 1 MPI process
68c4762a1bSJed Brown              type: seqaij
69c4762a1bSJed Brown              rows=60, cols=60
70c4762a1bSJed Brown              package used to perform factorization: petsc
71c4762a1bSJed Brown              total: nonzeros=176, allocated nonzeros=176
72c4762a1bSJed Brown                not using I-node routines
73ecf3d421SBarry Smith      linear system matrix, followed by the matrix used to construct the preconditioner:
748cc725e6SPierre Jolivet      Mat Object: 1 MPI process
75c4762a1bSJed Brown        type: seqaij
76c4762a1bSJed Brown        rows=60, cols=60
77c4762a1bSJed Brown        total: nonzeros=176, allocated nonzeros=176
78c4762a1bSJed Brown        total number of mallocs used during MatSetValues calls=0
79c4762a1bSJed Brown          not using I-node routines
808cc725e6SPierre Jolivet      Mat Object: 1 MPI process
81c4762a1bSJed Brown        type: seqaij
82c4762a1bSJed Brown        rows=60, cols=60
83c4762a1bSJed Brown        total: nonzeros=176, allocated nonzeros=176
84c4762a1bSJed Brown        total number of mallocs used during MatSetValues calls=0
85c4762a1bSJed Brown          not using I-node routines
86