xref: /petsc/src/ts/tutorials/output/ex3_5.out (revision 2da392cc7c10228af19ad9843ce5155178acb644)
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 linear solver iterations=3
15  total number of linear solve failures=0
16  total number of rejected steps=0
17  using relative error tolerance of 0.0001,   using absolute error tolerance of 0.0001
18  TSAdapt Object: 1 MPI processes
19    type: none
20  SNES Object: 1 MPI processes
21    type: ksponly
22    maximum iterations=50, maximum function evaluations=10000
23    tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
24    total number of linear solver iterations=1
25    total number of function evaluations=1
26    norm schedule ALWAYS
27    KSP Object: 1 MPI processes
28      type: gmres
29        restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
30        happy breakdown tolerance 1e-30
31      maximum iterations=10000, initial guess is zero
32      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
33      left preconditioning
34      using PRECONDITIONED norm type for convergence test
35    PC Object: 1 MPI processes
36      type: ilu
37        out-of-place factorization
38        0 levels of fill
39        tolerance for zero pivot 2.22045e-14
40        matrix ordering: natural
41        factor fill ratio given 1., needed 1.
42          Factored matrix follows:
43            Mat Object: 1 MPI processes
44              type: seqaij
45              rows=60, cols=60
46              package used to perform factorization: petsc
47              total: nonzeros=176, allocated nonzeros=176
48                not using I-node routines
49      linear system matrix = precond matrix:
50      Mat Object: 1 MPI processes
51        type: seqaij
52        rows=60, cols=60
53        total: nonzeros=176, allocated nonzeros=300
54        total number of mallocs used during MatSetValues calls=0
55          not using I-node routines
56