xref: /petsc/src/snes/tutorials/output/ex19_ibcgs.out (revision eaa7cf455101e7391ead982166c6e99faf273403)
1c4762a1bSJed Brownlid velocity = 0.00591716, prandtl # = 1., grashof # = 1.
2c4762a1bSJed Brown    0 KSP Residual norm 0.22318
3c4762a1bSJed Brown    1 KSP Residual norm 0.0399771
4c4762a1bSJed Brown    2 KSP Residual norm 0.0263924
5c4762a1bSJed Brown    3 KSP Residual norm 0.0415116
6c4762a1bSJed Brown    4 KSP Residual norm 0.00334741
7c4762a1bSJed Brown    5 KSP Residual norm 0.00188077
8c4762a1bSJed Brown    6 KSP Residual norm 0.000591979
9c4762a1bSJed Brown    7 KSP Residual norm 0.000847763
10c4762a1bSJed Brown    8 KSP Residual norm 9.09501e-05
11c4762a1bSJed Brown    9 KSP Residual norm 4.07915e-05
12c4762a1bSJed Brown   10 KSP Residual norm 1.45997e-05
13c4762a1bSJed Brown   11 KSP Residual norm 2.32689e-05
14c4762a1bSJed Brown   12 KSP Residual norm 3.48513e-06
15c4762a1bSJed Brown   13 KSP Residual norm 4.00787e-06
16c4762a1bSJed Brown   14 KSP Residual norm 2.49517e-07
17c4762a1bSJed Brown    0 KSP Residual norm 6.24163e-06
18c4762a1bSJed Brown    1 KSP Residual norm 1.89562e-06
19c4762a1bSJed Brown    2 KSP Residual norm 9.1461e-07
20c4762a1bSJed Brown    3 KSP Residual norm 4.2732e-07
21c4762a1bSJed Brown    4 KSP Residual norm 4.10552e-07
22c4762a1bSJed Brown    5 KSP Residual norm 7.36292e-08
23c4762a1bSJed Brown    6 KSP Residual norm 4.22272e-08
24c4762a1bSJed Brown    7 KSP Residual norm 2.60372e-08
25c4762a1bSJed Brown    8 KSP Residual norm 1.40502e-08
26c4762a1bSJed Brown    9 KSP Residual norm 8.34563e-09
27c4762a1bSJed Brown   10 KSP Residual norm 9.87196e-09
28c4762a1bSJed Brown   11 KSP Residual norm 1.52953e-09
29c4762a1bSJed Brown   12 KSP Residual norm 2.726e-10
30c4762a1bSJed Brown   13 KSP Residual norm 2.133e-10
31c4762a1bSJed Brown   14 KSP Residual norm 9.213e-11
32c4762a1bSJed Brown   15 KSP Residual norm 7.141e-11
33c4762a1bSJed Brown   16 KSP Residual norm 3.286e-11
34c4762a1bSJed BrownSNES Object: 2 MPI processes
35c4762a1bSJed Brown  type: newtonls
36c4762a1bSJed Brown  maximum iterations=50, maximum function evaluations=10000
37c4762a1bSJed Brown  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
38c4762a1bSJed Brown  total number of linear solver iterations=30
39c4762a1bSJed Brown  total number of function evaluations=3
40c4762a1bSJed Brown  norm schedule ALWAYS
41c4762a1bSJed Brown  Jacobian is built using colored finite differences on a DMDA
42c4762a1bSJed Brown  SNESLineSearch Object: 2 MPI processes
43c4762a1bSJed Brown    type: bt
44c4762a1bSJed Brown      interpolation: cubic
45c4762a1bSJed Brown      alpha=1.000000e-04
46a99ef635SJonas Heinzmann    maxlambda=1.000000e+00, minlambda=1.000000e-12
47c4762a1bSJed Brown    tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
48c4762a1bSJed Brown    maximum iterations=40
49c4762a1bSJed Brown  KSP Object: 2 MPI processes
50c4762a1bSJed Brown    type: ibcgs
51c4762a1bSJed Brown    maximum iterations=10000, initial guess is zero
52c4762a1bSJed Brown    tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
53c4762a1bSJed Brown    left preconditioning
54c4762a1bSJed Brown    using PRECONDITIONED norm type for convergence test
55c4762a1bSJed Brown  PC Object: 2 MPI processes
56c4762a1bSJed Brown    type: bjacobi
57c4762a1bSJed Brown      number of blocks = 2
58020d6619SPierre Jolivet      Local solver information for first block is in the following KSP and PC objects on rank 0:
59020d6619SPierre Jolivet      Use -ksp_view ::ascii_info_detail to display information for all blocks
608cc725e6SPierre Jolivet      KSP Object: (sub_) 1 MPI process
61c4762a1bSJed Brown        type: preonly
62c4762a1bSJed Brown        maximum iterations=10000, initial guess is zero
63c4762a1bSJed Brown        tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
64c4762a1bSJed Brown        left preconditioning
658405740aSBarry Smith        not checking for convergence
668cc725e6SPierre Jolivet      PC Object: (sub_) 1 MPI process
67c4762a1bSJed Brown        type: ilu
68c4762a1bSJed Brown          out-of-place factorization
69c4762a1bSJed Brown          0 levels of fill
70c4762a1bSJed Brown          tolerance for zero pivot 2.22045e-14
71c4762a1bSJed Brown          matrix ordering: natural
72c4762a1bSJed Brown          factor fill ratio given 1., needed 1.
73*ecf3d421SBarry Smith            Factored matrix:
7426cc229bSBarry Smith              Mat Object: (sub_) 1 MPI process
75c4762a1bSJed Brown                type: seqaij
76c4762a1bSJed Brown                rows=364, cols=364, bs=4
77c4762a1bSJed Brown                package used to perform factorization: petsc
78c4762a1bSJed Brown                total: nonzeros=6640, allocated nonzeros=6640
79c4762a1bSJed Brown                  using I-node routines: found 91 nodes, limit used is 5
80*ecf3d421SBarry Smith        linear system matrix, which is also used to construct the preconditioner:
818cc725e6SPierre Jolivet        Mat Object: (sub_) 1 MPI process
82c4762a1bSJed Brown          type: seqaij
83c4762a1bSJed Brown          rows=364, cols=364, bs=4
84c4762a1bSJed Brown          total: nonzeros=6640, allocated nonzeros=6640
85c4762a1bSJed Brown          total number of mallocs used during MatSetValues calls=0
86c4762a1bSJed Brown            using I-node routines: found 91 nodes, limit used is 5
87*ecf3d421SBarry Smith    linear system matrix, which is also used to construct the preconditioner:
88c4762a1bSJed Brown    Mat Object: 2 MPI processes
89c4762a1bSJed Brown      type: mpiaij
90c4762a1bSJed Brown      rows=676, cols=676, bs=4
91c4762a1bSJed Brown      total: nonzeros=12688, allocated nonzeros=12688
92c4762a1bSJed Brown      total number of mallocs used during MatSetValues calls=0
93c4762a1bSJed BrownNumber of SNES iterations = 2
94