xref: /petsc/src/snes/tests/output/ex5_1.out (revision 70646cd191a02c3aba559ba717dac5da7a8a1e20) 
1atol=1e-50, rtol=1e-08, stol=1e-08, maxit=50, maxf=10000
2  0 SNES Function norm 5.41468
3    0 KSP Residual norm 7.413738310772e-01
4    1 KSP Residual norm 3.221324312131e-01
5    2 KSP Residual norm 6.875152473186e-02
6    3 KSP Residual norm 1.139074651077e-02
7    4 KSP Residual norm 6.113418305777e-17
8  1 SNES Function norm 0.295258
9    0 KSP Residual norm 1.810979803550e-02
10    1 KSP Residual norm 5.808317988091e-03
11    2 KSP Residual norm 2.154720365766e-03
12    3 KSP Residual norm 2.322180844758e-18
13  2 SNES Function norm 0.000450229
14    0 KSP Residual norm 2.788463317801e-05
15    1 KSP Residual norm 1.053607995958e-05
16    2 KSP Residual norm 3.077391811828e-06
17    3 KSP Residual norm 1.648069053284e-20
18  3 SNES Function norm 1.38967e-09
19SNES Object: 1 MPI process
20  type: newtonls
21  maximum iterations=50, maximum function evaluations=10000
22  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
23  total number of linear solver iterations=10
24  total number of function evaluations=4
25  norm schedule ALWAYS
26  SNESLineSearch Object: 1 MPI process
27    type: bt
28      interpolation: cubic
29      alpha=1.000000e-04
30    maxlambda=1.000000e+00, minlambda=1.000000e-12
31    tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
32    maximum iterations=40
33  KSP Object: 1 MPI process
34    type: gmres
35      restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement
36      happy breakdown tolerance=1e-30
37    maximum iterations=10000, initial guess is zero
38    tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
39    left preconditioning
40    using PRECONDITIONED norm type for convergence test
41  PC Object: 1 MPI process
42    type: vpbjacobi
43      number of blocks: 3
44      block sizes: min=1 max=2
45    linear system matrix, which is also used to construct the preconditioner:
46    Mat Object: 1 MPI process
47      rows=5, cols=5, bs=5 variable blocks set
48      total: nonzeros=11, allocated nonzeros=15
49      total number of mallocs used during MatSetValues calls=0
50        not using I-node routines
51number of SNES iterations = 3
52
53Norm of error 1.49751e-10, Iterations 3
54