xref: /petsc/src/ts/tutorials/output/ex19_pi42.out (revision c4762a1b19cd2af06abeed90e8f9d34fb975dd94)
1*c4762a1bSJed Brown[0.0]   0 TS 0.000000 (dt = 0.001000) X  0.000000e+00  0.000000e+00
2*c4762a1bSJed Brown[0.1]   9 TS 0.109097 (dt = 0.033863) X -1.767090e+00 -2.302659e+00
3*c4762a1bSJed Brown[0.2]  12 TS 0.216172 (dt = 0.037715) X -1.539539e+00 -2.248191e+00
4*c4762a1bSJed Brown[0.3]  15 TS 0.328946 (dt = 0.036756) X -1.317536e+00 -2.191679e+00
5*c4762a1bSJed Brown[0.4]  17 TS 0.401712 (dt = 0.035172) X -1.101300e+00 -2.132851e+00
6*c4762a1bSJed Brown[0.5]  20 TS 0.504523 (dt = 0.032431) X -8.910767e-01 -2.071367e+00
7*c4762a1bSJed BrownTS Object: 1 MPI processes
8*c4762a1bSJed Brown  type: bdf
9*c4762a1bSJed Brown    Order=2
10*c4762a1bSJed Brown  maximum time=0.5
11*c4762a1bSJed Brown  total number of nonlinear solver iterations=93
12*c4762a1bSJed Brown  total number of linear solver iterations=93
13*c4762a1bSJed Brown  total number of nonlinear solve failures=0
14*c4762a1bSJed Brown  total number of rejected steps=0
15*c4762a1bSJed Brown  using relative error tolerance of 1e-06,   using absolute error tolerance of 1e-06
16*c4762a1bSJed Brown  TSAdapt Object: 1 MPI processes
17*c4762a1bSJed Brown    type: dsp
18*c4762a1bSJed Brown    safety factor 0.9
19*c4762a1bSJed Brown    extra safety factor after step rejection 1.
20*c4762a1bSJed Brown    clip fastest increase 2.
21*c4762a1bSJed Brown    clip fastest decrease 0.1
22*c4762a1bSJed Brown    maximum allowed timestep 1e+20
23*c4762a1bSJed Brown    minimum allowed timestep 1e-20
24*c4762a1bSJed Brown    maximum solution absolute value to be ignored -1.
25*c4762a1bSJed Brown    filter parameters kBeta=[0.6,-0.2,0.] Alpha=[0.,0.]
26*c4762a1bSJed Brown  SNES Object: 1 MPI processes
27*c4762a1bSJed Brown    type: newtonls
28*c4762a1bSJed Brown    maximum iterations=50, maximum function evaluations=10000
29*c4762a1bSJed Brown    tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
30*c4762a1bSJed Brown    total number of linear solver iterations=6
31*c4762a1bSJed Brown    total number of function evaluations=7
32*c4762a1bSJed Brown    norm schedule ALWAYS
33*c4762a1bSJed Brown    SNESLineSearch Object: 1 MPI processes
34*c4762a1bSJed Brown      type: bt
35*c4762a1bSJed Brown        interpolation: cubic
36*c4762a1bSJed Brown        alpha=1.000000e-04
37*c4762a1bSJed Brown      maxstep=1.000000e+08, minlambda=1.000000e-12
38*c4762a1bSJed Brown      tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
39*c4762a1bSJed Brown      maximum iterations=40
40*c4762a1bSJed Brown    KSP Object: 1 MPI processes
41*c4762a1bSJed Brown      type: gmres
42*c4762a1bSJed Brown        restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
43*c4762a1bSJed Brown        happy breakdown tolerance 1e-30
44*c4762a1bSJed Brown      maximum iterations=10000, initial guess is zero
45*c4762a1bSJed Brown      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
46*c4762a1bSJed Brown      left preconditioning
47*c4762a1bSJed Brown      using PRECONDITIONED norm type for convergence test
48*c4762a1bSJed Brown    PC Object: 1 MPI processes
49*c4762a1bSJed Brown      type: ilu
50*c4762a1bSJed Brown        out-of-place factorization
51*c4762a1bSJed Brown        0 levels of fill
52*c4762a1bSJed Brown        tolerance for zero pivot 2.22045e-14
53*c4762a1bSJed Brown        matrix ordering: natural
54*c4762a1bSJed Brown        factor fill ratio given 1., needed 1.
55*c4762a1bSJed Brown          Factored matrix follows:
56*c4762a1bSJed Brown            Mat Object: 1 MPI processes
57*c4762a1bSJed Brown              type: seqaij
58*c4762a1bSJed Brown              rows=2, cols=2
59*c4762a1bSJed Brown              package used to perform factorization: petsc
60*c4762a1bSJed Brown              total: nonzeros=4, allocated nonzeros=4
61*c4762a1bSJed Brown              total number of mallocs used during MatSetValues calls=0
62*c4762a1bSJed Brown                using I-node routines: found 1 nodes, limit used is 5
63*c4762a1bSJed Brown      linear system matrix = precond matrix:
64*c4762a1bSJed Brown      Mat Object: 1 MPI processes
65*c4762a1bSJed Brown        type: seqaij
66*c4762a1bSJed Brown        rows=2, cols=2
67*c4762a1bSJed Brown        total: nonzeros=4, allocated nonzeros=4
68*c4762a1bSJed Brown        total number of mallocs used during MatSetValues calls=0
69*c4762a1bSJed Brown          using I-node routines: found 1 nodes, limit used is 5
70*c4762a1bSJed Brownsteps  20, ftime 0.504523
71*c4762a1bSJed BrownVec Object: 1 MPI processes
72*c4762a1bSJed Brown  type: seq
73*c4762a1bSJed Brown-0.881713
74*c4762a1bSJed Brown-2.06852
75