xref: /petsc/src/snes/tutorials/output/ex2_4.out (revision 70646cd191a02c3aba559ba717dac5da7a8a1e20)
141ba4c6cSHeeho Parkatol=1e-50, rtol=1e-08, stol=1e-08, maxit=50, maxf=10000
241ba4c6cSHeeho Park  0 SNES Function norm 5.41468
341ba4c6cSHeeho Park  1 SNES Function norm 3.95851
441ba4c6cSHeeho Park  2 SNES Function norm 2.56984
541ba4c6cSHeeho Park  3 SNES Function norm 1.59392
641ba4c6cSHeeho Park  4 SNES Function norm 0.00931023
741ba4c6cSHeeho Park  5 SNES Function norm 5.02911e-07
841ba4c6cSHeeho Park  6 SNES Function norm < 1.e-11
98cc725e6SPierre JolivetSNES Object: 1 MPI process
1041ba4c6cSHeeho Park  type: newtontrdc
113201ab8dSStefano Zampini    Trust region tolerance 1e-12
1241ba4c6cSHeeho Park    eta1=0.001, eta2=0.25, eta3=0.75
1341ba4c6cSHeeho Park    delta0=0.1, t1=0.25, t2=2., deltaM=0.5
1441ba4c6cSHeeho Park  maximum iterations=50, maximum function evaluations=10000
1541ba4c6cSHeeho Park  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
1641ba4c6cSHeeho Park  total number of linear solver iterations=6
1741ba4c6cSHeeho Park  total number of function evaluations=7
1841ba4c6cSHeeho Park  norm schedule ALWAYS
198cc725e6SPierre Jolivet  KSP Object: 1 MPI process
2041ba4c6cSHeeho Park    type: gmres
21f971d498SPierre Jolivet      restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement
22*143f2514SPierre Jolivet      happy breakdown tolerance=1e-30
2341ba4c6cSHeeho Park    maximum iterations=10000, initial guess is zero
2441ba4c6cSHeeho Park    tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
2541ba4c6cSHeeho Park    left preconditioning
2641ba4c6cSHeeho Park    using PRECONDITIONED norm type for convergence test
278cc725e6SPierre Jolivet  PC Object: 1 MPI process
2841ba4c6cSHeeho Park    type: ilu
2941ba4c6cSHeeho Park      out-of-place factorization
3041ba4c6cSHeeho Park      0 levels of fill
3141ba4c6cSHeeho Park      tolerance for zero pivot 2.22045e-14
3241ba4c6cSHeeho Park      matrix ordering: natural
3341ba4c6cSHeeho Park      factor fill ratio given 1., needed 1.
34ecf3d421SBarry Smith        Factored matrix:
358cc725e6SPierre Jolivet          Mat Object: 1 MPI process
3641ba4c6cSHeeho Park            type: seqaij
3741ba4c6cSHeeho Park            rows=5, cols=5
3841ba4c6cSHeeho Park            package used to perform factorization: petsc
3941ba4c6cSHeeho Park            total: nonzeros=11, allocated nonzeros=11
4041ba4c6cSHeeho Park              not using I-node routines
41ecf3d421SBarry Smith    linear system matrix, which is also used to construct the preconditioner:
428cc725e6SPierre Jolivet    Mat Object: 1 MPI process
4341ba4c6cSHeeho Park      type: seqaij
4441ba4c6cSHeeho Park      rows=5, cols=5
4541ba4c6cSHeeho Park      total: nonzeros=11, allocated nonzeros=15
4641ba4c6cSHeeho Park      total number of mallocs used during MatSetValues calls=0
4741ba4c6cSHeeho Park        not using I-node routines
4841ba4c6cSHeeho Parknumber of SNES iterations = 6
4941ba4c6cSHeeho Park
503201ab8dSStefano ZampiniNorm of error 1.01209e-13, Iterations 6
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