xref: /petsc/src/snes/tutorials/output/ex19_10.out (revision c4762a1b19cd2af06abeed90e8f9d34fb975dd94)
1*c4762a1bSJed Brownlid velocity = 0.0204082, prandtl # = 1., grashof # = 1.
2*c4762a1bSJed Brown  0 SNES Function norm 0.146194
3*c4762a1bSJed Brown    0 KSP Residual norm 0.146194
4*c4762a1bSJed Brown    1 KSP Residual norm 0.0479011
5*c4762a1bSJed Brown    2 KSP Residual norm 0.010778
6*c4762a1bSJed Brown    3 KSP Residual norm 0.00272661
7*c4762a1bSJed Brown    4 KSP Residual norm 0.000690594
8*c4762a1bSJed Brown    5 KSP Residual norm 0.000210687
9*c4762a1bSJed Brown    6 KSP Residual norm 0.000105322
10*c4762a1bSJed Brown    7 KSP Residual norm 6.5975e-05
11*c4762a1bSJed Brown    8 KSP Residual norm 2.80726e-05
12*c4762a1bSJed Brown    9 KSP Residual norm 1.87879e-05
13*c4762a1bSJed Brown   10 KSP Residual norm 8.24594e-06
14*c4762a1bSJed Brown   11 KSP Residual norm 1.72955e-06
15*c4762a1bSJed Brown   12 KSP Residual norm 5.17053e-07
16*c4762a1bSJed Brown  1 SNES Function norm 2.5023e-05
17*c4762a1bSJed Brown    0 KSP Residual norm 2.5023e-05
18*c4762a1bSJed Brown    1 KSP Residual norm 5.03001e-06
19*c4762a1bSJed Brown    2 KSP Residual norm 1.40061e-06
20*c4762a1bSJed Brown    3 KSP Residual norm 5.68423e-07
21*c4762a1bSJed Brown    4 KSP Residual norm 1.98909e-07
22*c4762a1bSJed Brown    5 KSP Residual norm 9.6167e-08
23*c4762a1bSJed Brown    6 KSP Residual norm 4.64061e-08
24*c4762a1bSJed Brown    7 KSP Residual norm 9.70042e-09
25*c4762a1bSJed Brown    8 KSP Residual norm 2.76341e-09
26*c4762a1bSJed Brown    9 KSP Residual norm 9.531e-10
27*c4762a1bSJed Brown   10 KSP Residual norm 4.491e-10
28*c4762a1bSJed Brown   11 KSP Residual norm 2.978e-10
29*c4762a1bSJed Brown   12 KSP Residual norm 1.484e-10
30*c4762a1bSJed Brown  2 SNES Function norm 1.483e-10
31*c4762a1bSJed BrownSNES Object: 3 MPI processes
32*c4762a1bSJed Brown  type: newtonls
33*c4762a1bSJed Brown  maximum iterations=50, maximum function evaluations=10000
34*c4762a1bSJed Brown  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
35*c4762a1bSJed Brown  total number of linear solver iterations=24
36*c4762a1bSJed Brown  total number of function evaluations=3
37*c4762a1bSJed Brown  norm schedule ALWAYS
38*c4762a1bSJed Brown  Jacobian is built using colored finite differences on a DMDA
39*c4762a1bSJed Brown  SNESLineSearch Object: 3 MPI processes
40*c4762a1bSJed Brown    type: bt
41*c4762a1bSJed Brown      interpolation: cubic
42*c4762a1bSJed Brown      alpha=1.000000e-04
43*c4762a1bSJed Brown    maxstep=1.000000e+08, minlambda=1.000000e-12
44*c4762a1bSJed Brown    tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
45*c4762a1bSJed Brown    maximum iterations=40
46*c4762a1bSJed Brown  KSP Object: 3 MPI processes
47*c4762a1bSJed Brown    type: fgmres
48*c4762a1bSJed Brown      restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
49*c4762a1bSJed Brown      happy breakdown tolerance 1e-30
50*c4762a1bSJed Brown    maximum iterations=10000, initial guess is zero
51*c4762a1bSJed Brown    tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
52*c4762a1bSJed Brown    right preconditioning
53*c4762a1bSJed Brown    using UNPRECONDITIONED norm type for convergence test
54*c4762a1bSJed Brown  PC Object: 3 MPI processes
55*c4762a1bSJed Brown    type: fieldsplit
56*c4762a1bSJed Brown      FieldSplit with SYMMETRIC_MULTIPLICATIVE composition: total splits = 4
57*c4762a1bSJed Brown      Solver info for each split is in the following KSP objects:
58*c4762a1bSJed Brown    Split number 0 Defined by IS
59*c4762a1bSJed Brown    KSP Object: (fieldsplit_x_velocity_) 3 MPI processes
60*c4762a1bSJed Brown      type: preonly
61*c4762a1bSJed Brown      maximum iterations=10000, initial guess is zero
62*c4762a1bSJed Brown      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
63*c4762a1bSJed Brown      left preconditioning
64*c4762a1bSJed Brown      using NONE norm type for convergence test
65*c4762a1bSJed Brown    PC Object: (fieldsplit_x_velocity_) 3 MPI processes
66*c4762a1bSJed Brown      type: bjacobi
67*c4762a1bSJed Brown        number of blocks = 3
68*c4762a1bSJed Brown        Local solve is same for all blocks, in the following KSP and PC objects:
69*c4762a1bSJed Brown      KSP Object: (fieldsplit_x_velocity_sub_) 1 MPI processes
70*c4762a1bSJed Brown        type: preonly
71*c4762a1bSJed Brown        maximum iterations=10000, initial guess is zero
72*c4762a1bSJed Brown        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
73*c4762a1bSJed Brown        left preconditioning
74*c4762a1bSJed Brown        using NONE norm type for convergence test
75*c4762a1bSJed Brown      PC Object: (fieldsplit_x_velocity_sub_) 1 MPI processes
76*c4762a1bSJed Brown        type: ilu
77*c4762a1bSJed Brown          out-of-place factorization
78*c4762a1bSJed Brown          0 levels of fill
79*c4762a1bSJed Brown          tolerance for zero pivot 2.22045e-14
80*c4762a1bSJed Brown          matrix ordering: natural
81*c4762a1bSJed Brown          factor fill ratio given 1., needed 1.
82*c4762a1bSJed Brown            Factored matrix follows:
83*c4762a1bSJed Brown              Mat Object: 1 MPI processes
84*c4762a1bSJed Brown                type: seqaij
85*c4762a1bSJed Brown                rows=21, cols=21
86*c4762a1bSJed Brown                package used to perform factorization: petsc
87*c4762a1bSJed Brown                total: nonzeros=85, allocated nonzeros=85
88*c4762a1bSJed Brown                total number of mallocs used during MatSetValues calls=0
89*c4762a1bSJed Brown                  not using I-node routines
90*c4762a1bSJed Brown        linear system matrix = precond matrix:
91*c4762a1bSJed Brown        Mat Object: (fieldsplit_x_velocity_) 1 MPI processes
92*c4762a1bSJed Brown          type: seqaij
93*c4762a1bSJed Brown          rows=21, cols=21
94*c4762a1bSJed Brown          total: nonzeros=85, allocated nonzeros=85
95*c4762a1bSJed Brown          total number of mallocs used during MatSetValues calls=0
96*c4762a1bSJed Brown            not using I-node routines
97*c4762a1bSJed Brown      linear system matrix = precond matrix:
98*c4762a1bSJed Brown      Mat Object: (fieldsplit_x_velocity_) 3 MPI processes
99*c4762a1bSJed Brown        type: mpiaij
100*c4762a1bSJed Brown        rows=49, cols=49
101*c4762a1bSJed Brown        total: nonzeros=217, allocated nonzeros=217
102*c4762a1bSJed Brown        total number of mallocs used during MatSetValues calls=0
103*c4762a1bSJed Brown          not using I-node (on process 0) routines
104*c4762a1bSJed Brown    Split number 1 Defined by IS
105*c4762a1bSJed Brown    KSP Object: (fieldsplit_y_velocity_) 3 MPI processes
106*c4762a1bSJed Brown      type: preonly
107*c4762a1bSJed Brown      maximum iterations=10000, initial guess is zero
108*c4762a1bSJed Brown      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
109*c4762a1bSJed Brown      left preconditioning
110*c4762a1bSJed Brown      using NONE norm type for convergence test
111*c4762a1bSJed Brown    PC Object: (fieldsplit_y_velocity_) 3 MPI processes
112*c4762a1bSJed Brown      type: bjacobi
113*c4762a1bSJed Brown        number of blocks = 3
114*c4762a1bSJed Brown        Local solve is same for all blocks, in the following KSP and PC objects:
115*c4762a1bSJed Brown      KSP Object: (fieldsplit_y_velocity_sub_) 1 MPI processes
116*c4762a1bSJed Brown        type: preonly
117*c4762a1bSJed Brown        maximum iterations=10000, initial guess is zero
118*c4762a1bSJed Brown        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
119*c4762a1bSJed Brown        left preconditioning
120*c4762a1bSJed Brown        using NONE norm type for convergence test
121*c4762a1bSJed Brown      PC Object: (fieldsplit_y_velocity_sub_) 1 MPI processes
122*c4762a1bSJed Brown        type: ilu
123*c4762a1bSJed Brown          out-of-place factorization
124*c4762a1bSJed Brown          0 levels of fill
125*c4762a1bSJed Brown          tolerance for zero pivot 2.22045e-14
126*c4762a1bSJed Brown          matrix ordering: natural
127*c4762a1bSJed Brown          factor fill ratio given 1., needed 1.
128*c4762a1bSJed Brown            Factored matrix follows:
129*c4762a1bSJed Brown              Mat Object: 1 MPI processes
130*c4762a1bSJed Brown                type: seqaij
131*c4762a1bSJed Brown                rows=21, cols=21
132*c4762a1bSJed Brown                package used to perform factorization: petsc
133*c4762a1bSJed Brown                total: nonzeros=85, allocated nonzeros=85
134*c4762a1bSJed Brown                total number of mallocs used during MatSetValues calls=0
135*c4762a1bSJed Brown                  not using I-node routines
136*c4762a1bSJed Brown        linear system matrix = precond matrix:
137*c4762a1bSJed Brown        Mat Object: (fieldsplit_y_velocity_) 1 MPI processes
138*c4762a1bSJed Brown          type: seqaij
139*c4762a1bSJed Brown          rows=21, cols=21
140*c4762a1bSJed Brown          total: nonzeros=85, allocated nonzeros=85
141*c4762a1bSJed Brown          total number of mallocs used during MatSetValues calls=0
142*c4762a1bSJed Brown            not using I-node routines
143*c4762a1bSJed Brown      linear system matrix = precond matrix:
144*c4762a1bSJed Brown      Mat Object: (fieldsplit_y_velocity_) 3 MPI processes
145*c4762a1bSJed Brown        type: mpiaij
146*c4762a1bSJed Brown        rows=49, cols=49
147*c4762a1bSJed Brown        total: nonzeros=217, allocated nonzeros=217
148*c4762a1bSJed Brown        total number of mallocs used during MatSetValues calls=0
149*c4762a1bSJed Brown          not using I-node (on process 0) routines
150*c4762a1bSJed Brown    Split number 2 Defined by IS
151*c4762a1bSJed Brown    KSP Object: (fieldsplit_Omega_) 3 MPI processes
152*c4762a1bSJed Brown      type: preonly
153*c4762a1bSJed Brown      maximum iterations=10000, initial guess is zero
154*c4762a1bSJed Brown      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
155*c4762a1bSJed Brown      left preconditioning
156*c4762a1bSJed Brown      using NONE norm type for convergence test
157*c4762a1bSJed Brown    PC Object: (fieldsplit_Omega_) 3 MPI processes
158*c4762a1bSJed Brown      type: bjacobi
159*c4762a1bSJed Brown        number of blocks = 3
160*c4762a1bSJed Brown        Local solve is same for all blocks, in the following KSP and PC objects:
161*c4762a1bSJed Brown      KSP Object: (fieldsplit_Omega_sub_) 1 MPI processes
162*c4762a1bSJed Brown        type: preonly
163*c4762a1bSJed Brown        maximum iterations=10000, initial guess is zero
164*c4762a1bSJed Brown        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
165*c4762a1bSJed Brown        left preconditioning
166*c4762a1bSJed Brown        using NONE norm type for convergence test
167*c4762a1bSJed Brown      PC Object: (fieldsplit_Omega_sub_) 1 MPI processes
168*c4762a1bSJed Brown        type: ilu
169*c4762a1bSJed Brown          out-of-place factorization
170*c4762a1bSJed Brown          0 levels of fill
171*c4762a1bSJed Brown          tolerance for zero pivot 2.22045e-14
172*c4762a1bSJed Brown          matrix ordering: natural
173*c4762a1bSJed Brown          factor fill ratio given 1., needed 1.
174*c4762a1bSJed Brown            Factored matrix follows:
175*c4762a1bSJed Brown              Mat Object: 1 MPI processes
176*c4762a1bSJed Brown                type: seqaij
177*c4762a1bSJed Brown                rows=21, cols=21
178*c4762a1bSJed Brown                package used to perform factorization: petsc
179*c4762a1bSJed Brown                total: nonzeros=85, allocated nonzeros=85
180*c4762a1bSJed Brown                total number of mallocs used during MatSetValues calls=0
181*c4762a1bSJed Brown                  not using I-node routines
182*c4762a1bSJed Brown        linear system matrix = precond matrix:
183*c4762a1bSJed Brown        Mat Object: (fieldsplit_Omega_) 1 MPI processes
184*c4762a1bSJed Brown          type: seqaij
185*c4762a1bSJed Brown          rows=21, cols=21
186*c4762a1bSJed Brown          total: nonzeros=85, allocated nonzeros=85
187*c4762a1bSJed Brown          total number of mallocs used during MatSetValues calls=0
188*c4762a1bSJed Brown            not using I-node routines
189*c4762a1bSJed Brown      linear system matrix = precond matrix:
190*c4762a1bSJed Brown      Mat Object: (fieldsplit_Omega_) 3 MPI processes
191*c4762a1bSJed Brown        type: mpiaij
192*c4762a1bSJed Brown        rows=49, cols=49
193*c4762a1bSJed Brown        total: nonzeros=217, allocated nonzeros=217
194*c4762a1bSJed Brown        total number of mallocs used during MatSetValues calls=0
195*c4762a1bSJed Brown          not using I-node (on process 0) routines
196*c4762a1bSJed Brown    Split number 3 Defined by IS
197*c4762a1bSJed Brown    KSP Object: (fieldsplit_temperature_) 3 MPI processes
198*c4762a1bSJed Brown      type: preonly
199*c4762a1bSJed Brown      maximum iterations=10000, initial guess is zero
200*c4762a1bSJed Brown      tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
201*c4762a1bSJed Brown      left preconditioning
202*c4762a1bSJed Brown      using NONE norm type for convergence test
203*c4762a1bSJed Brown    PC Object: (fieldsplit_temperature_) 3 MPI processes
204*c4762a1bSJed Brown      type: bjacobi
205*c4762a1bSJed Brown        number of blocks = 3
206*c4762a1bSJed Brown        Local solve is same for all blocks, in the following KSP and PC objects:
207*c4762a1bSJed Brown      KSP Object: (fieldsplit_temperature_sub_) 1 MPI processes
208*c4762a1bSJed Brown        type: preonly
209*c4762a1bSJed Brown        maximum iterations=10000, initial guess is zero
210*c4762a1bSJed Brown        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
211*c4762a1bSJed Brown        left preconditioning
212*c4762a1bSJed Brown        using NONE norm type for convergence test
213*c4762a1bSJed Brown      PC Object: (fieldsplit_temperature_sub_) 1 MPI processes
214*c4762a1bSJed Brown        type: ilu
215*c4762a1bSJed Brown          out-of-place factorization
216*c4762a1bSJed Brown          0 levels of fill
217*c4762a1bSJed Brown          tolerance for zero pivot 2.22045e-14
218*c4762a1bSJed Brown          matrix ordering: natural
219*c4762a1bSJed Brown          factor fill ratio given 1., needed 1.
220*c4762a1bSJed Brown            Factored matrix follows:
221*c4762a1bSJed Brown              Mat Object: 1 MPI processes
222*c4762a1bSJed Brown                type: seqaij
223*c4762a1bSJed Brown                rows=21, cols=21
224*c4762a1bSJed Brown                package used to perform factorization: petsc
225*c4762a1bSJed Brown                total: nonzeros=85, allocated nonzeros=85
226*c4762a1bSJed Brown                total number of mallocs used during MatSetValues calls=0
227*c4762a1bSJed Brown                  not using I-node routines
228*c4762a1bSJed Brown        linear system matrix = precond matrix:
229*c4762a1bSJed Brown        Mat Object: (fieldsplit_temperature_) 1 MPI processes
230*c4762a1bSJed Brown          type: seqaij
231*c4762a1bSJed Brown          rows=21, cols=21
232*c4762a1bSJed Brown          total: nonzeros=85, allocated nonzeros=85
233*c4762a1bSJed Brown          total number of mallocs used during MatSetValues calls=0
234*c4762a1bSJed Brown            not using I-node routines
235*c4762a1bSJed Brown      linear system matrix = precond matrix:
236*c4762a1bSJed Brown      Mat Object: (fieldsplit_temperature_) 3 MPI processes
237*c4762a1bSJed Brown        type: mpiaij
238*c4762a1bSJed Brown        rows=49, cols=49
239*c4762a1bSJed Brown        total: nonzeros=217, allocated nonzeros=217
240*c4762a1bSJed Brown        total number of mallocs used during MatSetValues calls=0
241*c4762a1bSJed Brown          not using I-node (on process 0) routines
242*c4762a1bSJed Brown    linear system matrix = precond matrix:
243*c4762a1bSJed Brown    Mat Object: 3 MPI processes
244*c4762a1bSJed Brown      type: mpiaij
245*c4762a1bSJed Brown      rows=196, cols=196, bs=4
246*c4762a1bSJed Brown      total: nonzeros=3472, allocated nonzeros=3472
247*c4762a1bSJed Brown      total number of mallocs used during MatSetValues calls=0
248*c4762a1bSJed BrownNumber of SNES iterations = 2
249