xref: /petsc/src/snes/tutorials/output/ex19_umfpack.out (revision 70646cd191a02c3aba559ba717dac5da7a8a1e20)
1c4762a1bSJed Brownlid velocity = 0.00591716, prandtl # = 1., grashof # = 1.
2c4762a1bSJed Brown  0 SNES Function norm 0.0788695
3c4762a1bSJed Brown    0 KSP Residual norm 0.322249
4c4762a1bSJed Brown    1 KSP Residual norm < 1.e-11
5c4762a1bSJed Brown  1 SNES Function norm 7.43947e-06
6c4762a1bSJed Brown    0 KSP Residual norm 1.66117e-05
7c4762a1bSJed Brown    1 KSP Residual norm < 1.e-11
8c4762a1bSJed Brown  2 SNES Function norm 1.155e-11
98cc725e6SPierre JolivetSNES Object: 1 MPI process
10c4762a1bSJed Brown  type: newtonls
11c4762a1bSJed Brown  maximum iterations=50, maximum function evaluations=10000
12c4762a1bSJed Brown  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
13c4762a1bSJed Brown  total number of linear solver iterations=2
14c4762a1bSJed Brown  total number of function evaluations=3
15c4762a1bSJed Brown  norm schedule ALWAYS
16c4762a1bSJed Brown  Jacobian is built using colored finite differences on a DMDA
178cc725e6SPierre Jolivet  SNESLineSearch Object: 1 MPI process
18c4762a1bSJed Brown    type: bt
19c4762a1bSJed Brown      interpolation: cubic
20c4762a1bSJed Brown      alpha=1.000000e-04
21a99ef635SJonas Heinzmann    maxlambda=1.000000e+00, minlambda=1.000000e-12
22c4762a1bSJed Brown    tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
23c4762a1bSJed Brown    maximum iterations=40
248cc725e6SPierre Jolivet  KSP Object: 1 MPI process
25c4762a1bSJed Brown    type: gmres
26f971d498SPierre Jolivet      restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement
27*143f2514SPierre Jolivet      happy breakdown tolerance=1e-30
28c4762a1bSJed Brown    maximum iterations=10000, initial guess is zero
29c4762a1bSJed Brown    tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
30c4762a1bSJed Brown    left preconditioning
31c4762a1bSJed Brown    using PRECONDITIONED norm type for convergence test
328cc725e6SPierre Jolivet  PC Object: 1 MPI process
33c4762a1bSJed Brown    type: lu
34c4762a1bSJed Brown      out-of-place factorization
35c4762a1bSJed Brown      tolerance for zero pivot 2.22045e-14
362c7c0729SBarry Smith      matrix ordering: external
37c4762a1bSJed Brown      factor fill ratio given 0., needed 0.
38ecf3d421SBarry Smith        Factored matrix:
398cc725e6SPierre Jolivet          Mat Object: 1 MPI process
40c4762a1bSJed Brown            type: umfpack
41c4762a1bSJed Brown            rows=676, cols=676
42c4762a1bSJed Brown            package used to perform factorization: umfpack
43c4762a1bSJed Brown            total: nonzeros=0, allocated nonzeros=0
44c4762a1bSJed Brown              UMFPACK run parameters:
45c4762a1bSJed Brown                Control[UMFPACK_PRL]: 1.
46c4762a1bSJed Brown                Control[UMFPACK_STRATEGY]: 0.
47c4762a1bSJed Brown                Control[UMFPACK_DENSE_COL]: 0.2
48c4762a1bSJed Brown                Control[UMFPACK_DENSE_ROW]: 0.2
49c4762a1bSJed Brown                Control[UMFPACK_AMD_DENSE]: 10.
50c4762a1bSJed Brown                Control[UMFPACK_BLOCK_SIZE]: 32.
51c4762a1bSJed Brown                Control[UMFPACK_FIXQ]: 0.
52c4762a1bSJed Brown                Control[UMFPACK_AGGRESSIVE]: 1.
53c4762a1bSJed Brown                Control[UMFPACK_PIVOT_TOLERANCE]: 0.1
54c4762a1bSJed Brown                Control[UMFPACK_SYM_PIVOT_TOLERANCE]: 0.001
55c4762a1bSJed Brown                Control[UMFPACK_SCALE]: 1.
56c4762a1bSJed Brown                Control[UMFPACK_ALLOC_INIT]: 0.7
57c4762a1bSJed Brown                Control[UMFPACK_DROPTOL]: 0.
58c4762a1bSJed Brown                Control[UMFPACK_IRSTEP]: 0.
59c4762a1bSJed Brown                Control[UMFPACK_ORDERING]: AMD (not using the PETSc ordering)
60ecf3d421SBarry Smith    linear system matrix, which is also used to construct the preconditioner:
618cc725e6SPierre Jolivet    Mat Object: 1 MPI process
62c4762a1bSJed Brown      type: seqaij
63c4762a1bSJed Brown      rows=676, cols=676, bs=4
64c4762a1bSJed Brown      total: nonzeros=12688, allocated nonzeros=12688
65c4762a1bSJed Brown      total number of mallocs used during MatSetValues calls=0
66c4762a1bSJed Brown        using I-node routines: found 169 nodes, limit used is 5
67c4762a1bSJed BrownNumber of SNES iterations = 2
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