xref: /petsc/src/snes/tutorials/output/ex19_sell_jacobi.out (revision bcd4bb4a4158aa96f212e9537e87b40407faf83e) !
1lid velocity = 0.0625, prandtl # = 1., grashof # = 1.
2  0 SNES Function norm 2.391552133017e-01
3    0 KSP Residual norm 1.043978915076e-01
4    1 KSP Residual norm 9.897206228926e-02
5    2 KSP Residual norm 3.602471125706e-02
6    3 KSP Residual norm 1.854371936520e-02
7    4 KSP Residual norm 9.934100354718e-03
8    5 KSP Residual norm 4.476229639013e-03
9    6 KSP Residual norm 1.570219099049e-03
10    7 KSP Residual norm 3.970010925899e-04
11    8 KSP Residual norm 2.154140071934e-04
12    9 KSP Residual norm 1.217737250916e-04
13   10 KSP Residual norm 4.840819223879e-05
14   11 KSP Residual norm 2.631653557386e-05
15   12 KSP Residual norm 1.468746272134e-05
16   13 KSP Residual norm 3.721174771278e-06
17   14 KSP Residual norm 7.915424447379e-07
18  1 SNES Function norm 6.827475357708e-05
19    0 KSP Residual norm 1.707175169445e-05
20    1 KSP Residual norm 5.958791922536e-06
21    2 KSP Residual norm 3.710938156159e-06
22    3 KSP Residual norm 1.690149504211e-06
23    4 KSP Residual norm 9.484891709813e-07
24    5 KSP Residual norm 3.878222026691e-07
25    6 KSP Residual norm 3.278409376961e-07
26    7 KSP Residual norm 1.887429268064e-07
27    8 KSP Residual norm 6.446784332618e-08
28    9 KSP Residual norm 3.591913490308e-08
29   10 KSP Residual norm 1.165073891609e-08
30   11 KSP Residual norm 7.027811412811e-09
31   12 KSP Residual norm 3.272945333547e-09
32   13 KSP Residual norm 1.051501143617e-09
33   14 KSP Residual norm 1.866732880485e-10
34   15 KSP Residual norm 3.516571959552e-11
35  2 SNES Function norm 1.249882036745e-10
36SNES Object: 1 MPI process
37  type: newtonls
38  maximum iterations=50, maximum function evaluations=10000
39  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
40  total number of linear solver iterations=29
41  total number of function evaluations=3
42  norm schedule ALWAYS
43  Jacobian is built using colored finite differences on a DMDA
44  SNESLineSearch Object: 1 MPI process
45    type: bt
46      interpolation: cubic
47      alpha=1.000000e-04
48    maxlambda=1.000000e+00, minlambda=1.000000e-12
49    tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
50    maximum iterations=40
51  KSP Object: 1 MPI process
52    type: gmres
53      restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement
54      happy breakdown tolerance=1e-30
55    maximum iterations=10000, initial guess is zero
56    tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
57    left preconditioning
58    using PRECONDITIONED norm type for convergence test
59  PC Object: 1 MPI process
60    type: jacobi
61      type DIAGONAL
62    linear system matrix = precond matrix:
63    Mat Object: 1 MPI process
64      type: seqsell
65      rows=64, cols=64, bs=4
66      total: nonzeros=1152, allocated nonzeros=1152
67      total number of mallocs used during MatSetValues calls=0
68Number of SNES iterations = 2
69