xref: /petsc/src/ts/tutorials/advection-diffusion-reaction/output/ex3_1_alt_3.out (revision 70646cd191a02c3aba559ba717dac5da7a8a1e20)
15a67bb2bSBarry Smith0 TS dt 8.33333e-06 time 0.
25a67bb2bSBarry Smith1 TS dt 8.33333e-05 time 8.33333e-06
35a67bb2bSBarry Smith2 TS dt 0.000833333 time 9.16667e-05
45a67bb2bSBarry Smith3 TS dt 0.00833333 time 0.000925
55a67bb2bSBarry Smith4 TS dt 0.0132237 time 0.00925833
65a67bb2bSBarry Smith5 TS dt 0.0132566 time 0.022482
75a67bb2bSBarry Smith6 TS dt 0.0132919 time 0.0357387
85a67bb2bSBarry Smith7 TS dt 0.0133226 time 0.0490305
95a67bb2bSBarry Smith8 TS dt 0.0133482 time 0.0623531
105a67bb2bSBarry Smith9 TS dt 0.0133897 time 0.0757014
115a67bb2bSBarry Smith10 TS dt 0.0134319 time 0.0890911
125a67bb2bSBarry Smith11 TS dt 0.0134682 time 0.102523
135a67bb2bSBarry Smith12 TS dt 0.0134977 time 0.115991
145a67bb2bSBarry Smith13 TS dt 0.0135238 time 0.129489
155a67bb2bSBarry Smith14 TS dt 0.00494253 time 0.133832
165a67bb2bSBarry Smith15 TS dt 0.0101592 time 0.138775
175a67bb2bSBarry Smith16 TS dt 0.0135719 time 0.148934
185a67bb2bSBarry Smith17 TS dt 0.0136045 time 0.162506
195a67bb2bSBarry Smith18 TS dt 0.00437533 time 0.16608
205a67bb2bSBarry Smith19 TS dt 0.00831549 time 0.170455
215a67bb2bSBarry Smith20 TS dt 0.013504 time 0.17877
225a67bb2bSBarry Smith21 TS dt 0.0136927 time 0.192274
235a67bb2bSBarry Smith22 TS dt 0.00553705 time 0.19724
245a67bb2bSBarry Smith23 TS dt 0.010971 time 0.202777
255a67bb2bSBarry Smith24 TS dt 0.0137439 time 0.213748
265a67bb2bSBarry Smith25 TS dt 0.0137512 time 0.227492
275a67bb2bSBarry Smith26 TS dt 0.00340744 time 0.229825
285a67bb2bSBarry Smith27 TS dt 0.00522351 time 0.233233
295a67bb2bSBarry Smith28 TS dt 0.00987025 time 0.238456
305a67bb2bSBarry Smith29 TS dt 0.0138095 time 0.248327
315a67bb2bSBarry Smith30 TS dt 0.0138628 time 0.262136
325a67bb2bSBarry Smith31 TS dt 0.00395333 time 0.264939
335a67bb2bSBarry Smith32 TS dt 0.00660476 time 0.268892
345a67bb2bSBarry Smith33 TS dt 0.0126727 time 0.275497
355a67bb2bSBarry Smith34 TS dt 0.0139527 time 0.288169
365a67bb2bSBarry Smith35 TS dt 0.0132832 time 0.302122
375a67bb2bSBarry SmithTS Object: 1 MPI process
385a67bb2bSBarry Smith  type: arkimex
395a67bb2bSBarry Smith    ARK IMEX 3
405a67bb2bSBarry Smith    Stiff abscissa       ct =  0.000000  0.871733  0.600000  1.000000
415a67bb2bSBarry Smith  Fully implicit: no
425a67bb2bSBarry Smith  Stiffly accurate: yes
435a67bb2bSBarry Smith  Explicit first stage: yes
445a67bb2bSBarry Smith  FSAL property: yes
455a67bb2bSBarry Smith    Nonstiff abscissa     c =  0.000000  0.871733  0.600000  1.000000
46188af4bfSBarry Smith  initial time step=8.33333e-06
475a67bb2bSBarry Smith  maximum steps=1000
485a67bb2bSBarry Smith  maximum time=0.3
49188af4bfSBarry Smith  maximum number of step rejections=10
50188af4bfSBarry Smith  maximum number of SNES failures allowed=1
515a67bb2bSBarry Smith  using relative error tolerance of 0.0001,   using absolute error tolerance of 0.0001
525a67bb2bSBarry Smith  TSAdapt Object: 1 MPI process
535a67bb2bSBarry Smith    type: basic
545a67bb2bSBarry Smith    safety factor 0.9
555a67bb2bSBarry Smith    extra safety factor after step rejection 0.5
565a67bb2bSBarry Smith    clip fastest increase 10.
575a67bb2bSBarry Smith    clip fastest decrease 0.1
585a67bb2bSBarry Smith    maximum allowed timestep 1e+20
595a67bb2bSBarry Smith    minimum allowed timestep 1e-20
605a67bb2bSBarry Smith    maximum solution absolute value to be ignored -1.
615a67bb2bSBarry Smith  SNES Object: 1 MPI process
625a67bb2bSBarry Smith    type: newtonls
635a67bb2bSBarry Smith    maximum iterations=50, maximum function evaluations=10000
645a67bb2bSBarry Smith    tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
655a67bb2bSBarry Smith    norm schedule ALWAYS
665a67bb2bSBarry Smith    SNESLineSearch Object: 1 MPI process
675a67bb2bSBarry Smith      type: bt
685a67bb2bSBarry Smith        interpolation: cubic
695a67bb2bSBarry Smith        alpha=1.000000e-04
70a99ef635SJonas Heinzmann      maxlambda=1.000000e+00, minlambda=1.000000e-12
715a67bb2bSBarry Smith      tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
725a67bb2bSBarry Smith      maximum iterations=40
735a67bb2bSBarry Smith    KSP Object: 1 MPI process
745a67bb2bSBarry Smith      type: gmres
75f971d498SPierre Jolivet        restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement
76*143f2514SPierre Jolivet        happy breakdown tolerance=1e-30
775a67bb2bSBarry Smith      maximum iterations=10000, initial guess is zero
785a67bb2bSBarry Smith      tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
795a67bb2bSBarry Smith      left preconditioning
805a67bb2bSBarry Smith      using PRECONDITIONED norm type for convergence test
815a67bb2bSBarry Smith    PC Object: 1 MPI process
825a67bb2bSBarry Smith      type: mg
835a67bb2bSBarry Smith        type is MULTIPLICATIVE, levels=3 cycles=v
845a67bb2bSBarry Smith          Cycles per PCApply=1
855a67bb2bSBarry Smith          Not using Galerkin computed coarse grid matrices
865a67bb2bSBarry Smith      Coarse grid solver -- level 0 -------------------------------
875a67bb2bSBarry Smith        KSP Object: (mg_coarse_) 1 MPI process
885a67bb2bSBarry Smith          type: preonly
895a67bb2bSBarry Smith          maximum iterations=10000, initial guess is zero
905a67bb2bSBarry Smith          tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
915a67bb2bSBarry Smith          left preconditioning
928405740aSBarry Smith          not checking for convergence
935a67bb2bSBarry Smith        PC Object: (mg_coarse_) 1 MPI process
945a67bb2bSBarry Smith          type: lu
955a67bb2bSBarry Smith            out-of-place factorization
965a67bb2bSBarry Smith            tolerance for zero pivot 2.22045e-14
975a67bb2bSBarry Smith            using diagonal shift on blocks to prevent zero pivot [INBLOCKS]
985a67bb2bSBarry Smith            matrix ordering: nd
995a67bb2bSBarry Smith            factor fill ratio given 5., needed 1.63333
100ecf3d421SBarry Smith              Factored matrix:
1015a67bb2bSBarry Smith                Mat Object: (mg_coarse_) 1 MPI process
1025a67bb2bSBarry Smith                  type: seqaij
1035a67bb2bSBarry Smith                  rows=60, cols=60
1045a67bb2bSBarry Smith                  package used to perform factorization: petsc
1055a67bb2bSBarry Smith                  total: nonzeros=294, allocated nonzeros=294
1065a67bb2bSBarry Smith                    not using I-node routines
107ecf3d421SBarry Smith          linear system matrix, which is also used to construct the preconditioner:
1085a67bb2bSBarry Smith          Mat Object: 1 MPI process
1095a67bb2bSBarry Smith            type: seqaij
1105a67bb2bSBarry Smith            rows=60, cols=60
1115a67bb2bSBarry Smith            total: nonzeros=180, allocated nonzeros=180
1125a67bb2bSBarry Smith              not using I-node routines
1135a67bb2bSBarry Smith      Down solver (pre-smoother) on level 1 -------------------------------
1145a67bb2bSBarry Smith        KSP Object: (mg_levels_1_) 1 MPI process
1155a67bb2bSBarry Smith          type: chebyshev
1165a67bb2bSBarry Smith            Chebyshev polynomial of first kind
1175a67bb2bSBarry Smith            eigenvalue targets used: min 0.1, max 1.1
1185a67bb2bSBarry Smith            eigenvalues estimated via gmres: min 1., max 1.
1195a67bb2bSBarry Smith            eigenvalues estimated using gmres with transform: [0. 0.1; 0. 1.1]
1205a67bb2bSBarry Smith            KSP Object: (mg_levels_1_esteig_) 1 MPI process
1215a67bb2bSBarry Smith              type: gmres
122f971d498SPierre Jolivet                restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement
123*143f2514SPierre Jolivet                happy breakdown tolerance=1e-30
1245a67bb2bSBarry Smith              maximum iterations=10, initial guess is zero
1255a67bb2bSBarry Smith              tolerances: relative=1e-12, absolute=1e-50, divergence=10000.
1265a67bb2bSBarry Smith              left preconditioning
1275a67bb2bSBarry Smith              using PRECONDITIONED norm type for convergence test
128dd8e379bSPierre Jolivet            estimating eigenvalues using a noisy random number generated right-hand side
1295a67bb2bSBarry Smith          maximum iterations=3, nonzero initial guess
1305a67bb2bSBarry Smith          tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
1315a67bb2bSBarry Smith          left preconditioning
1328405740aSBarry Smith          not checking for convergence
1335a67bb2bSBarry Smith        PC Object: (mg_levels_1_) 1 MPI process
1345a67bb2bSBarry Smith          type: sor
1355a67bb2bSBarry Smith            type = local_symmetric, iterations = 1, local iterations = 1, omega = 1.
136ecf3d421SBarry Smith          linear system matrix, which is also used to construct the preconditioner:
1375a67bb2bSBarry Smith          Mat Object: 1 MPI process
1385a67bb2bSBarry Smith            type: seqaij
1395a67bb2bSBarry Smith            rows=120, cols=120
1405a67bb2bSBarry Smith            total: nonzeros=360, allocated nonzeros=360
1415a67bb2bSBarry Smith              not using I-node routines
1425a67bb2bSBarry Smith      Up solver (post-smoother) same as down solver (pre-smoother)
1435a67bb2bSBarry Smith      Down solver (pre-smoother) on level 2 -------------------------------
1445a67bb2bSBarry Smith        KSP Object: (mg_levels_2_) 1 MPI process
1455a67bb2bSBarry Smith          type: chebyshev
1465a67bb2bSBarry Smith            Chebyshev polynomial of first kind
1475a67bb2bSBarry Smith            eigenvalue targets used: min 0.1, max 1.1
1485a67bb2bSBarry Smith            eigenvalues estimated via gmres: min 1., max 1.
1495a67bb2bSBarry Smith            eigenvalues estimated using gmres with transform: [0. 0.1; 0. 1.1]
1505a67bb2bSBarry Smith            KSP Object: (mg_levels_2_esteig_) 1 MPI process
1515a67bb2bSBarry Smith              type: gmres
152f971d498SPierre Jolivet                restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement
153*143f2514SPierre Jolivet                happy breakdown tolerance=1e-30
1545a67bb2bSBarry Smith              maximum iterations=10, initial guess is zero
1555a67bb2bSBarry Smith              tolerances: relative=1e-12, absolute=1e-50, divergence=10000.
1565a67bb2bSBarry Smith              left preconditioning
1575a67bb2bSBarry Smith              using PRECONDITIONED norm type for convergence test
158dd8e379bSPierre Jolivet            estimating eigenvalues using a noisy random number generated right-hand side
1595a67bb2bSBarry Smith          maximum iterations=3, nonzero initial guess
1605a67bb2bSBarry Smith          tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
1615a67bb2bSBarry Smith          left preconditioning
1628405740aSBarry Smith          not checking for convergence
1635a67bb2bSBarry Smith        PC Object: (mg_levels_2_) 1 MPI process
1645a67bb2bSBarry Smith          type: sor
1655a67bb2bSBarry Smith            type = local_symmetric, iterations = 1, local iterations = 1, omega = 1.
166ecf3d421SBarry Smith          linear system matrix, which is also used to construct the preconditioner:
1675a67bb2bSBarry Smith          Mat Object: 1 MPI process
1685a67bb2bSBarry Smith            type: seqaij
1695a67bb2bSBarry Smith            rows=240, cols=240
1705a67bb2bSBarry Smith            total: nonzeros=720, allocated nonzeros=720
1715a67bb2bSBarry Smith              not using I-node routines
1725a67bb2bSBarry Smith      Up solver (post-smoother) same as down solver (pre-smoother)
173ecf3d421SBarry Smith      linear system matrix, which is also used to construct the preconditioner:
1745a67bb2bSBarry Smith      Mat Object: 1 MPI process
1755a67bb2bSBarry Smith        type: seqaij
1765a67bb2bSBarry Smith        rows=240, cols=240
1775a67bb2bSBarry Smith        total: nonzeros=720, allocated nonzeros=720
1785a67bb2bSBarry Smith          not using I-node routines
179