1lid velocity = 0.0625, prandtl # = 1., grashof # = 1. 2 0 KSP Residual norm 0.244212 3 1 KSP Residual norm 0.0263811 4 2 KSP Residual norm 0.001012 5 3 KSP Residual norm 0.000219671 6 4 KSP Residual norm 8.29849e-06 7 5 KSP Residual norm 1.63718e-06 8 0 KSP Residual norm 2.29703e-05 9 1 KSP Residual norm 2.80698e-06 10 2 KSP Residual norm 6.02504e-07 11 3 KSP Residual norm 1.59775e-07 12 4 KSP Residual norm 6.11071e-09 13 5 KSP Residual norm 7.777e-10 14 6 KSP Residual norm 8.330e-11 15SNES Object: 2 MPI processes 16 type: newtonls 17 maximum iterations=50, maximum function evaluations=10000 18 tolerances: relative=1e-08, absolute=1e-50, solution=1e-08 19 total number of linear solver iterations=11 20 total number of function evaluations=3 21 norm schedule ALWAYS 22 Jacobian is built using colored finite differences on a DMDA 23 SNESLineSearch Object: 2 MPI processes 24 type: bt 25 interpolation: cubic 26 alpha=1.000000e-04 27 maxstep=1.000000e+08, minlambda=1.000000e-12 28 tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08 29 maximum iterations=40 30 KSP Object: 2 MPI processes 31 type: gmres 32 restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement 33 happy breakdown tolerance 1e-30 34 maximum iterations=10000, initial guess is zero 35 tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 36 left preconditioning 37 using PRECONDITIONED norm type for convergence test 38 PC Object: 2 MPI processes 39 type: parms 40 global preconditioner: Restricted Additive Schwarz 41 local preconditioner: ARMS 42 non-zero elements/original non-zero entries: 0.75 43 Tolerance for local solve: 0.01 44 Number of levels: 10 45 Using nonsymmetric permutation 46 Block size: 250 47 Tolerance for independent sets: 0.4 48 Inner Krylov dimension: 0 49 Maximum number of inner iterations: 0 50 amount of fill-in for ilut, iluk and arms: 20 51 amount of fill-in for schur: 20 52 amount of fill-in for ILUT L and U: 20 53 drop tolerance for L, U, L^{-1}F and EU^{-1}: 1e-05 54 drop tolerance for schur complement at each level: 0.001 55 drop tolerance for ILUT in last level schur complement: 0.001 56 linear system matrix = precond matrix: 57 Mat Object: 2 MPI processes 58 type: mpiaij 59 rows=64, cols=64, bs=4 60 total: nonzeros=1024, allocated nonzeros=1024 61 total number of mallocs used during MatSetValues calls=0 62Number of SNES iterations = 2 63