xref: /petsc/src/ts/tutorials/advection-diffusion-reaction/output/ex3_1_alt_2.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 0.00489702 time 0.133796
165a67bb2bSBarry Smith15 TS dt 0.0100499 time 0.138693
175a67bb2bSBarry Smith16 TS dt 0.0135701 time 0.148743
185a67bb2bSBarry Smith17 TS dt 0.0136074 time 0.162313
195a67bb2bSBarry Smith18 TS dt 0.00444936 time 0.165984
205a67bb2bSBarry Smith19 TS dt 0.00858076 time 0.170433
215a67bb2bSBarry Smith20 TS dt 0.013541 time 0.179014
225a67bb2bSBarry Smith21 TS dt 0.0136961 time 0.192555
235a67bb2bSBarry Smith22 TS dt 0.00532605 time 0.197268
245a67bb2bSBarry Smith23 TS dt 0.010851 time 0.202594
255a67bb2bSBarry Smith24 TS dt 0.0137439 time 0.213445
265a67bb2bSBarry Smith25 TS dt 0.0137662 time 0.227189
275a67bb2bSBarry Smith26 TS dt 0.00367174 time 0.22978
285a67bb2bSBarry Smith27 TS dt 0.00589472 time 0.233452
295a67bb2bSBarry Smith28 TS dt 0.0114309 time 0.239346
305a67bb2bSBarry Smith29 TS dt 0.0138401 time 0.250777
315a67bb2bSBarry Smith30 TS dt 0.0137489 time 0.264617
325a67bb2bSBarry Smith31 TS dt 0.00291312 time 0.266458
335a67bb2bSBarry Smith32 TS dt 0.00408174 time 0.269371
345a67bb2bSBarry Smith33 TS dt 0.00693935 time 0.273453
355a67bb2bSBarry Smith34 TS dt 0.0130397 time 0.280392
365a67bb2bSBarry Smith35 TS dt 0.0139752 time 0.293432
375a67bb2bSBarry Smith36 TS dt 0.0129219 time 0.307407
385a67bb2bSBarry SmithTS Object: 1 MPI process
395a67bb2bSBarry Smith  type: arkimex
405a67bb2bSBarry Smith    ARK IMEX 3
415a67bb2bSBarry Smith    Stiff abscissa       ct =  0.000000  0.871733  0.600000  1.000000
425a67bb2bSBarry Smith  Fully implicit: no
435a67bb2bSBarry Smith  Stiffly accurate: yes
445a67bb2bSBarry Smith  Explicit first stage: yes
455a67bb2bSBarry Smith  FSAL property: yes
465a67bb2bSBarry Smith    Nonstiff abscissa     c =  0.000000  0.871733  0.600000  1.000000
47188af4bfSBarry Smith  initial time step=8.33333e-06
485a67bb2bSBarry Smith  maximum steps=1000
495a67bb2bSBarry Smith  maximum time=0.3
50188af4bfSBarry Smith  maximum number of step rejections=10
51188af4bfSBarry Smith  maximum number of SNES failures allowed=1
525a67bb2bSBarry Smith  using relative error tolerance of 0.0001,   using absolute error tolerance of 0.0001
535a67bb2bSBarry Smith  TSAdapt Object: 1 MPI process
545a67bb2bSBarry Smith    type: basic
555a67bb2bSBarry Smith    safety factor 0.9
565a67bb2bSBarry Smith    extra safety factor after step rejection 0.5
575a67bb2bSBarry Smith    clip fastest increase 10.
585a67bb2bSBarry Smith    clip fastest decrease 0.1
595a67bb2bSBarry Smith    maximum allowed timestep 1e+20
605a67bb2bSBarry Smith    minimum allowed timestep 1e-20
615a67bb2bSBarry Smith    maximum solution absolute value to be ignored -1.
625a67bb2bSBarry Smith  SNES Object: 1 MPI process
635a67bb2bSBarry Smith    type: newtonls
645a67bb2bSBarry Smith    maximum iterations=50, maximum function evaluations=10000
655a67bb2bSBarry Smith    tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
665a67bb2bSBarry Smith    norm schedule ALWAYS
675a67bb2bSBarry Smith    SNESLineSearch Object: 1 MPI process
685a67bb2bSBarry Smith      type: bt
695a67bb2bSBarry Smith        interpolation: cubic
705a67bb2bSBarry Smith        alpha=1.000000e-04
71a99ef635SJonas Heinzmann      maxlambda=1.000000e+00, minlambda=1.000000e-12
725a67bb2bSBarry Smith      tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
735a67bb2bSBarry Smith      maximum iterations=40
745a67bb2bSBarry Smith    KSP Object: 1 MPI process
755a67bb2bSBarry Smith      type: gmres
76f971d498SPierre Jolivet        restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement
77*143f2514SPierre Jolivet        happy breakdown tolerance=1e-30
785a67bb2bSBarry Smith      maximum iterations=10000, initial guess is zero
795a67bb2bSBarry Smith      tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
805a67bb2bSBarry Smith      left preconditioning
815a67bb2bSBarry Smith      using PRECONDITIONED norm type for convergence test
825a67bb2bSBarry Smith    PC Object: 1 MPI process
835a67bb2bSBarry Smith      type: mg
845a67bb2bSBarry Smith        type is MULTIPLICATIVE, levels=3 cycles=v
855a67bb2bSBarry Smith          Cycles per PCApply=1
865a67bb2bSBarry Smith          Not using Galerkin computed coarse grid matrices
875a67bb2bSBarry Smith      Coarse grid solver -- level 0 -------------------------------
885a67bb2bSBarry Smith        KSP Object: (mg_coarse_) 1 MPI process
895a67bb2bSBarry Smith          type: preonly
905a67bb2bSBarry Smith          maximum iterations=10000, initial guess is zero
915a67bb2bSBarry Smith          tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
925a67bb2bSBarry Smith          left preconditioning
938405740aSBarry Smith          not checking for convergence
945a67bb2bSBarry Smith        PC Object: (mg_coarse_) 1 MPI process
955a67bb2bSBarry Smith          type: lu
965a67bb2bSBarry Smith            out-of-place factorization
975a67bb2bSBarry Smith            tolerance for zero pivot 2.22045e-14
985a67bb2bSBarry Smith            using diagonal shift on blocks to prevent zero pivot [INBLOCKS]
995a67bb2bSBarry Smith            matrix ordering: nd
1005a67bb2bSBarry Smith            factor fill ratio given 5., needed 1.63333
101ecf3d421SBarry Smith              Factored matrix:
1025a67bb2bSBarry Smith                Mat Object: (mg_coarse_) 1 MPI process
1035a67bb2bSBarry Smith                  type: seqaij
1045a67bb2bSBarry Smith                  rows=60, cols=60
1055a67bb2bSBarry Smith                  package used to perform factorization: petsc
1065a67bb2bSBarry Smith                  total: nonzeros=294, allocated nonzeros=294
1075a67bb2bSBarry Smith                    not using I-node routines
108ecf3d421SBarry Smith          linear system matrix, which is also used to construct the preconditioner:
1095a67bb2bSBarry Smith          Mat Object: 1 MPI process
1105a67bb2bSBarry Smith            type: seqaij
1115a67bb2bSBarry Smith            rows=60, cols=60
1125a67bb2bSBarry Smith            total: nonzeros=180, allocated nonzeros=180
1135a67bb2bSBarry Smith              not using I-node routines
1145a67bb2bSBarry Smith      Down solver (pre-smoother) on level 1 -------------------------------
1155a67bb2bSBarry Smith        KSP Object: (mg_levels_1_) 1 MPI process
1165a67bb2bSBarry Smith          type: chebyshev
1175a67bb2bSBarry Smith            Chebyshev polynomial of first kind
1185a67bb2bSBarry Smith            eigenvalue targets used: min 0.1, max 1.1
1195a67bb2bSBarry Smith            eigenvalues estimated via gmres: min 1., max 1.
1205a67bb2bSBarry Smith            eigenvalues estimated using gmres with transform: [0. 0.1; 0. 1.1]
1215a67bb2bSBarry Smith            KSP Object: (mg_levels_1_esteig_) 1 MPI process
1225a67bb2bSBarry Smith              type: gmres
123f971d498SPierre Jolivet                restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement
124*143f2514SPierre Jolivet                happy breakdown tolerance=1e-30
1255a67bb2bSBarry Smith              maximum iterations=10, initial guess is zero
1265a67bb2bSBarry Smith              tolerances: relative=1e-12, absolute=1e-50, divergence=10000.
1275a67bb2bSBarry Smith              left preconditioning
1285a67bb2bSBarry Smith              using PRECONDITIONED norm type for convergence test
129dd8e379bSPierre Jolivet            estimating eigenvalues using a noisy random number generated right-hand side
1305a67bb2bSBarry Smith          maximum iterations=3, nonzero initial guess
1315a67bb2bSBarry Smith          tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
1325a67bb2bSBarry Smith          left preconditioning
1338405740aSBarry Smith          not checking for convergence
1345a67bb2bSBarry Smith        PC Object: (mg_levels_1_) 1 MPI process
1355a67bb2bSBarry Smith          type: sor
1365a67bb2bSBarry Smith            type = local_symmetric, iterations = 1, local iterations = 1, omega = 1.
137ecf3d421SBarry Smith          linear system matrix, which is also used to construct the preconditioner:
1385a67bb2bSBarry Smith          Mat Object: 1 MPI process
1395a67bb2bSBarry Smith            type: seqaij
1405a67bb2bSBarry Smith            rows=120, cols=120
1415a67bb2bSBarry Smith            total: nonzeros=360, allocated nonzeros=360
1425a67bb2bSBarry Smith              not using I-node routines
1435a67bb2bSBarry Smith      Up solver (post-smoother) same as down solver (pre-smoother)
1445a67bb2bSBarry Smith      Down solver (pre-smoother) on level 2 -------------------------------
1455a67bb2bSBarry Smith        KSP Object: (mg_levels_2_) 1 MPI process
1465a67bb2bSBarry Smith          type: chebyshev
1475a67bb2bSBarry Smith            Chebyshev polynomial of first kind
1485a67bb2bSBarry Smith            eigenvalue targets used: min 0.1, max 1.1
1495a67bb2bSBarry Smith            eigenvalues estimated via gmres: min 1., max 1.
1505a67bb2bSBarry Smith            eigenvalues estimated using gmres with transform: [0. 0.1; 0. 1.1]
1515a67bb2bSBarry Smith            KSP Object: (mg_levels_2_esteig_) 1 MPI process
1525a67bb2bSBarry Smith              type: gmres
153f971d498SPierre Jolivet                restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement
154*143f2514SPierre Jolivet                happy breakdown tolerance=1e-30
1555a67bb2bSBarry Smith              maximum iterations=10, initial guess is zero
1565a67bb2bSBarry Smith              tolerances: relative=1e-12, absolute=1e-50, divergence=10000.
1575a67bb2bSBarry Smith              left preconditioning
1585a67bb2bSBarry Smith              using PRECONDITIONED norm type for convergence test
159dd8e379bSPierre Jolivet            estimating eigenvalues using a noisy random number generated right-hand side
1605a67bb2bSBarry Smith          maximum iterations=3, nonzero initial guess
1615a67bb2bSBarry Smith          tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
1625a67bb2bSBarry Smith          left preconditioning
1638405740aSBarry Smith          not checking for convergence
1645a67bb2bSBarry Smith        PC Object: (mg_levels_2_) 1 MPI process
1655a67bb2bSBarry Smith          type: sor
1665a67bb2bSBarry Smith            type = local_symmetric, iterations = 1, local iterations = 1, omega = 1.
167ecf3d421SBarry Smith          linear system matrix, which is also used to construct the preconditioner:
1685a67bb2bSBarry Smith          Mat Object: 1 MPI process
1695a67bb2bSBarry Smith            type: seqaij
1705a67bb2bSBarry Smith            rows=240, cols=240
1715a67bb2bSBarry Smith            total: nonzeros=720, allocated nonzeros=720
1725a67bb2bSBarry Smith              not using I-node routines
1735a67bb2bSBarry Smith      Up solver (post-smoother) same as down solver (pre-smoother)
174ecf3d421SBarry Smith      linear system matrix, which is also used to construct the preconditioner:
1755a67bb2bSBarry Smith      Mat Object: 1 MPI process
1765a67bb2bSBarry Smith        type: seqaij
1775a67bb2bSBarry Smith        rows=240, cols=240
1785a67bb2bSBarry Smith        total: nonzeros=720, allocated nonzeros=720
1795a67bb2bSBarry Smith          not using I-node routines
180