xref: /petsc/src/snes/tutorials/output/ex19_8.out (revision c4762a1b19cd2af06abeed90e8f9d34fb975dd94)
1*c4762a1bSJed Brownlid velocity = 0.0204082, prandtl # = 1., grashof # = 1.
2*c4762a1bSJed Brown  0 SNES Function norm 0.146194
3*c4762a1bSJed Brown    0 KSP Residual norm 0.146194
4*c4762a1bSJed Brown    1 KSP Residual norm < 1.e-11
5*c4762a1bSJed Brown  1 SNES Function norm 2.50702e-05
6*c4762a1bSJed Brown    0 KSP Residual norm 2.50702e-05
7*c4762a1bSJed Brown    1 KSP Residual norm < 1.e-11
8*c4762a1bSJed Brown  2 SNES Function norm < 1.e-11
9*c4762a1bSJed BrownSNES Object: 1 MPI processes
10*c4762a1bSJed Brown  type: newtonls
11*c4762a1bSJed Brown  maximum iterations=50, maximum function evaluations=10000
12*c4762a1bSJed Brown  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
13*c4762a1bSJed Brown  total number of linear solver iterations=2
14*c4762a1bSJed Brown  total number of function evaluations=3
15*c4762a1bSJed Brown  norm schedule ALWAYS
16*c4762a1bSJed Brown  Jacobian is built using colored finite differences on a DMDA
17*c4762a1bSJed Brown  SNESLineSearch Object: 1 MPI processes
18*c4762a1bSJed Brown    type: bt
19*c4762a1bSJed Brown      interpolation: cubic
20*c4762a1bSJed Brown      alpha=1.000000e-04
21*c4762a1bSJed Brown    maxstep=1.000000e+08, minlambda=1.000000e-12
22*c4762a1bSJed Brown    tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
23*c4762a1bSJed Brown    maximum iterations=40
24*c4762a1bSJed Brown  KSP Object: 1 MPI processes
25*c4762a1bSJed Brown    type: fgmres
26*c4762a1bSJed Brown      restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
27*c4762a1bSJed Brown      happy breakdown tolerance 1e-30
28*c4762a1bSJed Brown    maximum iterations=10000, initial guess is zero
29*c4762a1bSJed Brown    tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
30*c4762a1bSJed Brown    right preconditioning
31*c4762a1bSJed Brown    using UNPRECONDITIONED norm type for convergence test
32*c4762a1bSJed Brown  PC Object: 1 MPI processes
33*c4762a1bSJed Brown    type: fieldsplit
34*c4762a1bSJed Brown      FieldSplit with MULTIPLICATIVE composition: total splits = 2, blocksize = 2
35*c4762a1bSJed Brown      Solver info for each split is in the following KSP objects:
36*c4762a1bSJed Brown    Split number 0 Fields  0, 1
37*c4762a1bSJed Brown    KSP Object: (fieldsplit_0_) 1 MPI processes
38*c4762a1bSJed Brown      type: preonly
39*c4762a1bSJed Brown      maximum iterations=10000, initial guess is zero
40*c4762a1bSJed Brown      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
41*c4762a1bSJed Brown      left preconditioning
42*c4762a1bSJed Brown      using NONE norm type for convergence test
43*c4762a1bSJed Brown    PC Object: (fieldsplit_0_) 1 MPI processes
44*c4762a1bSJed Brown      type: lu
45*c4762a1bSJed Brown        out-of-place factorization
46*c4762a1bSJed Brown        tolerance for zero pivot 2.22045e-14
47*c4762a1bSJed Brown        matrix ordering: nd
48*c4762a1bSJed Brown        factor fill ratio given 5., needed 2.5576
49*c4762a1bSJed Brown          Factored matrix follows:
50*c4762a1bSJed Brown            Mat Object: 1 MPI processes
51*c4762a1bSJed Brown              type: seqaij
52*c4762a1bSJed Brown              rows=196, cols=196, bs=2
53*c4762a1bSJed Brown              package used to perform factorization: petsc
54*c4762a1bSJed Brown              total: nonzeros=8880, allocated nonzeros=8880
55*c4762a1bSJed Brown              total number of mallocs used during MatSetValues calls=0
56*c4762a1bSJed Brown                using I-node routines: found 49 nodes, limit used is 5
57*c4762a1bSJed Brown      linear system matrix = precond matrix:
58*c4762a1bSJed Brown      Mat Object: (fieldsplit_0_) 1 MPI processes
59*c4762a1bSJed Brown        type: seqaij
60*c4762a1bSJed Brown        rows=196, cols=196, bs=2
61*c4762a1bSJed Brown        total: nonzeros=3472, allocated nonzeros=3472
62*c4762a1bSJed Brown        total number of mallocs used during MatSetValues calls=0
63*c4762a1bSJed Brown          using I-node routines: found 49 nodes, limit used is 5
64*c4762a1bSJed Brown    Split number 1 Fields  0, 1
65*c4762a1bSJed Brown    KSP Object: (fieldsplit_1_) 1 MPI processes
66*c4762a1bSJed Brown      type: preonly
67*c4762a1bSJed Brown      maximum iterations=10000, initial guess is zero
68*c4762a1bSJed Brown      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
69*c4762a1bSJed Brown      left preconditioning
70*c4762a1bSJed Brown      using NONE norm type for convergence test
71*c4762a1bSJed Brown    PC Object: (fieldsplit_1_) 1 MPI processes
72*c4762a1bSJed Brown      type: lu
73*c4762a1bSJed Brown        out-of-place factorization
74*c4762a1bSJed Brown        tolerance for zero pivot 2.22045e-14
75*c4762a1bSJed Brown        matrix ordering: nd
76*c4762a1bSJed Brown        factor fill ratio given 5., needed 2.5576
77*c4762a1bSJed Brown          Factored matrix follows:
78*c4762a1bSJed Brown            Mat Object: 1 MPI processes
79*c4762a1bSJed Brown              type: seqaij
80*c4762a1bSJed Brown              rows=196, cols=196, bs=2
81*c4762a1bSJed Brown              package used to perform factorization: petsc
82*c4762a1bSJed Brown              total: nonzeros=8880, allocated nonzeros=8880
83*c4762a1bSJed Brown              total number of mallocs used during MatSetValues calls=0
84*c4762a1bSJed Brown                using I-node routines: found 49 nodes, limit used is 5
85*c4762a1bSJed Brown      linear system matrix = precond matrix:
86*c4762a1bSJed Brown      Mat Object: (fieldsplit_1_) 1 MPI processes
87*c4762a1bSJed Brown        type: seqaij
88*c4762a1bSJed Brown        rows=196, cols=196, bs=2
89*c4762a1bSJed Brown        total: nonzeros=3472, allocated nonzeros=3472
90*c4762a1bSJed Brown        total number of mallocs used during MatSetValues calls=0
91*c4762a1bSJed Brown          using I-node routines: found 49 nodes, limit used is 5
92*c4762a1bSJed Brown    linear system matrix = precond matrix:
93*c4762a1bSJed Brown    Mat Object: 1 MPI processes
94*c4762a1bSJed Brown      type: seqaij
95*c4762a1bSJed Brown      rows=196, cols=196, bs=4
96*c4762a1bSJed Brown      total: nonzeros=3472, allocated nonzeros=3472
97*c4762a1bSJed Brown      total number of mallocs used during MatSetValues calls=0
98*c4762a1bSJed Brown        using I-node routines: found 49 nodes, limit used is 5
99*c4762a1bSJed BrownNumber of SNES iterations = 2
100