xref: /petsc/src/ts/tutorials/output/ex20opt_p_1.out (revision 3e6fa7ea8e5fd4baed9b6005d5159317cde144c5)
1c4762a1bSJed Brown  0 TAO,  Function value: 0.0305641,  Residual: 0.0140536
2c4762a1bSJed Brown  1 TAO,  Function value: 0.0120167,  Residual: 0.00811768
3c4762a1bSJed Brown  2 TAO,  Function value: 0.00342817,  Residual: 0.00223305
4c4762a1bSJed Brown  3 TAO,  Function value: 0.00211342,  Residual: 0.0014349
5c4762a1bSJed Brown  4 TAO,  Function value: 0.000810666,  Residual: 0.000650661
6c4762a1bSJed Brown  5 TAO,  Function value: 0.000301229,  Residual: 0.000317393
7c4762a1bSJed Brown  6 TAO,  Function value: 7.64603e-05,  Residual: 0.000132062
8c4762a1bSJed Brown  7 TAO,  Function value: 1.24576e-05,  Residual: 4.64611e-05
9c4762a1bSJed Brown  8 TAO,  Function value: 1.00205e-06,  Residual: 1.2071e-05
10c4762a1bSJed Brown  9 TAO,  Function value: 2.8188e-08,  Residual: 1.95297e-06
11c4762a1bSJed Brown 10 TAO,  Function value: 1.12133e-10,  Residual: 1.22269e-07
12c4762a1bSJed Brown 11 TAO,  Function value: 1.55922e-14,  Residual: 1.44107e-09
138cc725e6SPierre JolivetTao Object: 1 MPI process
14c4762a1bSJed Brown  type: bqnls
15b17ffb64SBarry Smith    Tao Object: (tao_bnk_) 1 MPI process
16b17ffb64SBarry Smith      type: bncg
17b17ffb64SBarry Smith        CG Type: ssml_bfgs
18b17ffb64SBarry Smith        Skipped Stepdirection Updates: 0
19b17ffb64SBarry Smith        Scaled gradient steps: 0
20b17ffb64SBarry Smith        Pure gradient steps: 0
21b17ffb64SBarry Smith        Not a descent direction: 0
22b17ffb64SBarry Smith        Line search fails: 0
23b17ffb64SBarry Smith        Matrix has not been preallocated yet
24b17ffb64SBarry Smith      TaoLineSearch Object: (tao_bnk_) 1 MPI process
25b17ffb64SBarry Smith        type: more-thuente
26b17ffb64SBarry Smith        maximum function evaluations=30
27b17ffb64SBarry Smith        tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
28b17ffb64SBarry Smith        total number of function evaluations=0
29b17ffb64SBarry Smith        total number of gradient evaluations=0
30b17ffb64SBarry Smith        total number of function/gradient evaluations=0
31*1404853cSMatthew G. Knepley        Termination reason: CONTINUE_ITERATING
3209cb0f53SBarry Smith      convergence tolerances: gatol=1e-08,       grtol=1e-08,       steptol=0.,       gttol=0.
33b17ffb64SBarry Smith      Residual in Function/Gradient:=0.
34b17ffb64SBarry Smith      Objective value=0.
35b17ffb64SBarry Smith      total number of iterations=0,                              (max: 2000)
3609cb0f53SBarry Smith      Solver never run
37c4762a1bSJed Brown    Rejected BFGS updates: 0
38c4762a1bSJed Brown    CG steps: 0
39c4762a1bSJed Brown    Newton steps: 0
40c4762a1bSJed Brown    BFGS steps: 10
41c4762a1bSJed Brown    Scaled gradient steps: 1
42c4762a1bSJed Brown    Gradient steps: 0
43c4762a1bSJed Brown    KSP termination reasons:
44c4762a1bSJed Brown      atol: 0
45c4762a1bSJed Brown      rtol: 0
46c4762a1bSJed Brown      ctol: 0
47c4762a1bSJed Brown      negc: 0
48c4762a1bSJed Brown      dtol: 0
49c4762a1bSJed Brown      iter: 0
50c4762a1bSJed Brown      othr: 0
518cc725e6SPierre Jolivet  Mat Object: (tao_bqnls_) 1 MPI process
52c4762a1bSJed Brown    type: lmvmbfgs
53c4762a1bSJed Brown    rows=1, cols=1
54c4762a1bSJed Brown      Max. storage: 5
55c4762a1bSJed Brown      Used storage: 5
56c4762a1bSJed Brown      Number of updates: 10
57c4762a1bSJed Brown      Number of rejects: 0
58c4762a1bSJed Brown      Number of resets: 0
5909fb3ddcSToby Isaac      J0:
6009fb3ddcSToby Isaac        Mat Object: (tao_bqnls_mat_lmvm_J0_) 1 MPI process
6109fb3ddcSToby Isaac          type: diagonal
62c4762a1bSJed Brown          rows=1, cols=1
6309fb3ddcSToby Isaac            Vec Object: 1 MPI process
6409fb3ddcSToby Isaac              type: seq
6509fb3ddcSToby Isaac      Rescale type: diagonal
6609fb3ddcSToby Isaac      Rescale history: 1
6709fb3ddcSToby Isaac      Rescale params: alpha=1., beta=0.5, rho=1.
6809fb3ddcSToby Isaac      Rescale convex factor: theta=0.125
698cc725e6SPierre Jolivet  TaoLineSearch Object: 1 MPI process
70c4762a1bSJed Brown    type: more-thuente
71c4762a1bSJed Brown    maximum function evaluations=30
72c4762a1bSJed Brown    tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
73c4762a1bSJed Brown    total number of function evaluations=0
74c4762a1bSJed Brown    total number of gradient evaluations=0
75c4762a1bSJed Brown    total number of function/gradient evaluations=1
76*1404853cSMatthew G. Knepley    Termination reason: SUCCESS
778cc725e6SPierre Jolivet  KSP Object: 1 MPI process
78c4762a1bSJed Brown    type: stcg
79c4762a1bSJed Brown    maximum iterations=10000, initial guess is zero
80c4762a1bSJed Brown    tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
81c4762a1bSJed Brown    left preconditioning
82c4762a1bSJed Brown    using DEFAULT norm type for convergence test
838cc725e6SPierre Jolivet  PC Object: 1 MPI process
84c4762a1bSJed Brown    type: lmvm
85c4762a1bSJed Brown    PC has not been set up so information may be incomplete
868cc725e6SPierre Jolivet    Mat Object: (tao_bqnls_) 1 MPI process
87c4762a1bSJed Brown      type: lmvmbfgs
88c4762a1bSJed Brown      rows=1, cols=1
89c4762a1bSJed Brown        Max. storage: 5
90c4762a1bSJed Brown        Used storage: 5
91c4762a1bSJed Brown        Number of updates: 10
92c4762a1bSJed Brown        Number of rejects: 0
93c4762a1bSJed Brown        Number of resets: 0
9409fb3ddcSToby Isaac        J0:
9509fb3ddcSToby Isaac          Mat Object: (tao_bqnls_mat_lmvm_J0_) 1 MPI process
9609fb3ddcSToby Isaac            type: diagonal
97c4762a1bSJed Brown            rows=1, cols=1
9809fb3ddcSToby Isaac              Vec Object: 1 MPI process
9909fb3ddcSToby Isaac                type: seq
10009fb3ddcSToby Isaac        Rescale type: diagonal
10109fb3ddcSToby Isaac        Rescale history: 1
10209fb3ddcSToby Isaac        Rescale params: alpha=1., beta=0.5, rho=1.
10309fb3ddcSToby Isaac        Rescale convex factor: theta=0.125
104c4762a1bSJed Brown  total KSP iterations: 0
10509cb0f53SBarry Smith  convergence tolerances: gatol=1e-08,   grtol=1e-08,   steptol=0.,   gttol=0.
106c4762a1bSJed Brown  Residual in Function/Gradient:=1.44107e-09
107c4762a1bSJed Brown  Objective value=1.55922e-14
108c4762a1bSJed Brown  total number of iterations=11,                          (max: 50)
10909cb0f53SBarry Smith  total number of function/gradient evaluations=12,      (max: unlimited)
110c4762a1bSJed Brown  Solution converged:    ||g(X)|| <= gatol
1118cc725e6SPierre JolivetVec Object: 1 MPI process
112c4762a1bSJed Brown  type: seq
113c4762a1bSJed Brown9.99998
114