xref: /petsc/src/ts/tutorials/advection-diffusion-reaction/output/ex3_1.out (revision 5a67bb2bab7ce296578be4e8d1213f21203fd3df)
1*5a67bb2bSBarry Smith0 TS dt 8.33333e-06 time 0.
2*5a67bb2bSBarry Smith1 TS dt 8.33333e-05 time 8.33333e-06
3*5a67bb2bSBarry Smith2 TS dt 0.000833333 time 9.16667e-05
4*5a67bb2bSBarry Smith3 TS dt 0.00833333 time 0.000925
5*5a67bb2bSBarry Smith4 TS dt 0.0132237 time 0.00925833
6*5a67bb2bSBarry Smith5 TS dt 0.0132566 time 0.022482
7*5a67bb2bSBarry Smith6 TS dt 0.0132919 time 0.0357387
8*5a67bb2bSBarry Smith7 TS dt 0.0133226 time 0.0490305
9*5a67bb2bSBarry Smith8 TS dt 0.0133482 time 0.0623531
10*5a67bb2bSBarry Smith9 TS dt 0.0133897 time 0.0757014
11*5a67bb2bSBarry Smith10 TS dt 0.0134319 time 0.0890911
12*5a67bb2bSBarry Smith11 TS dt 0.0134682 time 0.102523
13*5a67bb2bSBarry Smith12 TS dt 0.0134977 time 0.115991
14*5a67bb2bSBarry Smith13 TS dt 0.0135237 time 0.129489
15*5a67bb2bSBarry Smith14 TS dt 0.00490871 time 0.133782
16*5a67bb2bSBarry Smith15 TS dt 0.010074 time 0.138691
17*5a67bb2bSBarry Smith16 TS dt 0.0135707 time 0.148765
18*5a67bb2bSBarry Smith17 TS dt 0.013607 time 0.162336
19*5a67bb2bSBarry Smith18 TS dt 0.00443555 time 0.165994
20*5a67bb2bSBarry Smith19 TS dt 0.00853853 time 0.17043
21*5a67bb2bSBarry Smith20 TS dt 0.0135363 time 0.178968
22*5a67bb2bSBarry Smith21 TS dt 0.0136954 time 0.192504
23*5a67bb2bSBarry Smith22 TS dt 0.00535735 time 0.197245
24*5a67bb2bSBarry Smith23 TS dt 0.0108939 time 0.202602
25*5a67bb2bSBarry Smith24 TS dt 0.0137448 time 0.213496
26*5a67bb2bSBarry Smith25 TS dt 0.0137631 time 0.227241
27*5a67bb2bSBarry Smith26 TS dt 0.00362895 time 0.229783
28*5a67bb2bSBarry Smith27 TS dt 0.00578029 time 0.233412
29*5a67bb2bSBarry Smith28 TS dt 0.0111986 time 0.239193
30*5a67bb2bSBarry Smith29 TS dt 0.013832 time 0.250391
31*5a67bb2bSBarry Smith30 TS dt 0.013781 time 0.264223
32*5a67bb2bSBarry Smith31 TS dt 0.00305704 time 0.26618
33*5a67bb2bSBarry Smith32 TS dt 0.0043779 time 0.269237
34*5a67bb2bSBarry Smith33 TS dt 0.0076831 time 0.273615
35*5a67bb2bSBarry Smith34 TS dt 0.0135611 time 0.281298
36*5a67bb2bSBarry Smith35 TS dt 0.0139794 time 0.29486
37*5a67bb2bSBarry Smith36 TS dt 0.00580298 time 0.299731
38*5a67bb2bSBarry Smith37 TS dt 0.0115935 time 0.305534
39*5a67bb2bSBarry SmithTS Object: 1 MPI process
40*5a67bb2bSBarry Smith  type: arkimex
41*5a67bb2bSBarry Smith    ARK IMEX 3
42*5a67bb2bSBarry Smith    Stiff abscissa       ct =  0.000000  0.871733  0.600000  1.000000
43*5a67bb2bSBarry Smith  Fully implicit: no
44*5a67bb2bSBarry Smith  Stiffly accurate: yes
45*5a67bb2bSBarry Smith  Explicit first stage: yes
46*5a67bb2bSBarry Smith  FSAL property: yes
47*5a67bb2bSBarry Smith    Nonstiff abscissa     c =  0.000000  0.871733  0.600000  1.000000
48*5a67bb2bSBarry Smith  maximum steps=1000
49*5a67bb2bSBarry Smith  maximum time=0.3
50*5a67bb2bSBarry Smith  using relative error tolerance of 0.0001,   using absolute error tolerance of 0.0001
51*5a67bb2bSBarry Smith  TSAdapt Object: 1 MPI process
52*5a67bb2bSBarry Smith    type: basic
53*5a67bb2bSBarry Smith    safety factor 0.9
54*5a67bb2bSBarry Smith    extra safety factor after step rejection 0.5
55*5a67bb2bSBarry Smith    clip fastest increase 10.
56*5a67bb2bSBarry Smith    clip fastest decrease 0.1
57*5a67bb2bSBarry Smith    maximum allowed timestep 1e+20
58*5a67bb2bSBarry Smith    minimum allowed timestep 1e-20
59*5a67bb2bSBarry Smith    maximum solution absolute value to be ignored -1.
60*5a67bb2bSBarry Smith  SNES Object: 1 MPI process
61*5a67bb2bSBarry Smith    type: newtonls
62*5a67bb2bSBarry Smith    maximum iterations=50, maximum function evaluations=10000
63*5a67bb2bSBarry Smith    tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
64*5a67bb2bSBarry Smith    norm schedule ALWAYS
65*5a67bb2bSBarry Smith    SNESLineSearch Object: 1 MPI process
66*5a67bb2bSBarry Smith      type: bt
67*5a67bb2bSBarry Smith        interpolation: cubic
68*5a67bb2bSBarry Smith        alpha=1.000000e-04
69*5a67bb2bSBarry Smith      maxstep=1.000000e+08, minlambda=1.000000e-12
70*5a67bb2bSBarry Smith      tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
71*5a67bb2bSBarry Smith      maximum iterations=40
72*5a67bb2bSBarry Smith    KSP Object: 1 MPI process
73*5a67bb2bSBarry Smith      type: gmres
74*5a67bb2bSBarry Smith        restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
75*5a67bb2bSBarry Smith        happy breakdown tolerance 1e-30
76*5a67bb2bSBarry Smith      maximum iterations=10000, initial guess is zero
77*5a67bb2bSBarry Smith      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
78*5a67bb2bSBarry Smith      left preconditioning
79*5a67bb2bSBarry Smith      using PRECONDITIONED norm type for convergence test
80*5a67bb2bSBarry Smith    PC Object: 1 MPI process
81*5a67bb2bSBarry Smith      type: mg
82*5a67bb2bSBarry Smith        type is MULTIPLICATIVE, levels=3 cycles=v
83*5a67bb2bSBarry Smith          Cycles per PCApply=1
84*5a67bb2bSBarry Smith          Not using Galerkin computed coarse grid matrices
85*5a67bb2bSBarry Smith      Coarse grid solver -- level 0 -------------------------------
86*5a67bb2bSBarry Smith        KSP Object: (mg_coarse_) 1 MPI process
87*5a67bb2bSBarry Smith          type: preonly
88*5a67bb2bSBarry Smith          maximum iterations=10000, initial guess is zero
89*5a67bb2bSBarry Smith          tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
90*5a67bb2bSBarry Smith          left preconditioning
91*5a67bb2bSBarry Smith          using NONE norm type for convergence test
92*5a67bb2bSBarry Smith        PC Object: (mg_coarse_) 1 MPI process
93*5a67bb2bSBarry Smith          type: lu
94*5a67bb2bSBarry Smith            out-of-place factorization
95*5a67bb2bSBarry Smith            tolerance for zero pivot 2.22045e-14
96*5a67bb2bSBarry Smith            using diagonal shift on blocks to prevent zero pivot [INBLOCKS]
97*5a67bb2bSBarry Smith            matrix ordering: nd
98*5a67bb2bSBarry Smith            factor fill ratio given 5., needed 1.63333
99*5a67bb2bSBarry Smith              Factored matrix follows:
100*5a67bb2bSBarry Smith                Mat Object: (mg_coarse_) 1 MPI process
101*5a67bb2bSBarry Smith                  type: seqaij
102*5a67bb2bSBarry Smith                  rows=60, cols=60
103*5a67bb2bSBarry Smith                  package used to perform factorization: petsc
104*5a67bb2bSBarry Smith                  total: nonzeros=294, allocated nonzeros=294
105*5a67bb2bSBarry Smith                    not using I-node routines
106*5a67bb2bSBarry Smith          linear system matrix = precond matrix:
107*5a67bb2bSBarry Smith          Mat Object: 1 MPI process
108*5a67bb2bSBarry Smith            type: seqaij
109*5a67bb2bSBarry Smith            rows=60, cols=60
110*5a67bb2bSBarry Smith            total: nonzeros=180, allocated nonzeros=180
111*5a67bb2bSBarry Smith              not using I-node routines
112*5a67bb2bSBarry Smith      Down solver (pre-smoother) on level 1 -------------------------------
113*5a67bb2bSBarry Smith        KSP Object: (mg_levels_1_) 1 MPI process
114*5a67bb2bSBarry Smith          type: chebyshev
115*5a67bb2bSBarry Smith            Chebyshev polynomial of first kind
116*5a67bb2bSBarry Smith            eigenvalue targets used: min 0.1, max 1.1
117*5a67bb2bSBarry Smith            eigenvalues estimated via gmres: min 1., max 1.
118*5a67bb2bSBarry Smith            eigenvalues estimated using gmres with transform: [0. 0.1; 0. 1.1]
119*5a67bb2bSBarry Smith            KSP Object: (mg_levels_1_esteig_) 1 MPI process
120*5a67bb2bSBarry Smith              type: gmres
121*5a67bb2bSBarry Smith                restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
122*5a67bb2bSBarry Smith                happy breakdown tolerance 1e-30
123*5a67bb2bSBarry Smith              maximum iterations=10, initial guess is zero
124*5a67bb2bSBarry Smith              tolerances:  relative=1e-12, absolute=1e-50, divergence=10000.
125*5a67bb2bSBarry Smith              left preconditioning
126*5a67bb2bSBarry Smith              using PRECONDITIONED norm type for convergence test
127*5a67bb2bSBarry Smith            estimating eigenvalues using noisy right hand side
128*5a67bb2bSBarry Smith          maximum iterations=3, nonzero initial guess
129*5a67bb2bSBarry Smith          tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
130*5a67bb2bSBarry Smith          left preconditioning
131*5a67bb2bSBarry Smith          using NONE norm type for convergence test
132*5a67bb2bSBarry Smith        PC Object: (mg_levels_1_) 1 MPI process
133*5a67bb2bSBarry Smith          type: sor
134*5a67bb2bSBarry Smith            type = local_symmetric, iterations = 1, local iterations = 1, omega = 1.
135*5a67bb2bSBarry Smith          linear system matrix = precond matrix:
136*5a67bb2bSBarry Smith          Mat Object: 1 MPI process
137*5a67bb2bSBarry Smith            type: seqaij
138*5a67bb2bSBarry Smith            rows=120, cols=120
139*5a67bb2bSBarry Smith            total: nonzeros=360, allocated nonzeros=360
140*5a67bb2bSBarry Smith              not using I-node routines
141*5a67bb2bSBarry Smith      Up solver (post-smoother) same as down solver (pre-smoother)
142*5a67bb2bSBarry Smith      Down solver (pre-smoother) on level 2 -------------------------------
143*5a67bb2bSBarry Smith        KSP Object: (mg_levels_2_) 1 MPI process
144*5a67bb2bSBarry Smith          type: chebyshev
145*5a67bb2bSBarry Smith            Chebyshev polynomial of first kind
146*5a67bb2bSBarry Smith            eigenvalue targets used: min 0.1, max 1.1
147*5a67bb2bSBarry Smith            eigenvalues estimated via gmres: min 1., max 1.
148*5a67bb2bSBarry Smith            eigenvalues estimated using gmres with transform: [0. 0.1; 0. 1.1]
149*5a67bb2bSBarry Smith            KSP Object: (mg_levels_2_esteig_) 1 MPI process
150*5a67bb2bSBarry Smith              type: gmres
151*5a67bb2bSBarry Smith                restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
152*5a67bb2bSBarry Smith                happy breakdown tolerance 1e-30
153*5a67bb2bSBarry Smith              maximum iterations=10, initial guess is zero
154*5a67bb2bSBarry Smith              tolerances:  relative=1e-12, absolute=1e-50, divergence=10000.
155*5a67bb2bSBarry Smith              left preconditioning
156*5a67bb2bSBarry Smith              using PRECONDITIONED norm type for convergence test
157*5a67bb2bSBarry Smith            estimating eigenvalues using noisy right hand side
158*5a67bb2bSBarry Smith          maximum iterations=3, nonzero initial guess
159*5a67bb2bSBarry Smith          tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
160*5a67bb2bSBarry Smith          left preconditioning
161*5a67bb2bSBarry Smith          using NONE norm type for convergence test
162*5a67bb2bSBarry Smith        PC Object: (mg_levels_2_) 1 MPI process
163*5a67bb2bSBarry Smith          type: sor
164*5a67bb2bSBarry Smith            type = local_symmetric, iterations = 1, local iterations = 1, omega = 1.
165*5a67bb2bSBarry Smith          linear system matrix = precond matrix:
166*5a67bb2bSBarry Smith          Mat Object: 1 MPI process
167*5a67bb2bSBarry Smith            type: seqaij
168*5a67bb2bSBarry Smith            rows=240, cols=240
169*5a67bb2bSBarry Smith            total: nonzeros=720, allocated nonzeros=720
170*5a67bb2bSBarry Smith              not using I-node routines
171*5a67bb2bSBarry Smith      Up solver (post-smoother) same as down solver (pre-smoother)
172*5a67bb2bSBarry Smith      linear system matrix = precond matrix:
173*5a67bb2bSBarry Smith      Mat Object: 1 MPI process
174*5a67bb2bSBarry Smith        type: seqaij
175*5a67bb2bSBarry Smith        rows=240, cols=240
176*5a67bb2bSBarry Smith        total: nonzeros=720, allocated nonzeros=720
177*5a67bb2bSBarry Smith          not using I-node routines
178