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 2.82102e-05 9 1 KSP Residual norm 1.6263e-05 10 2 KSP Residual norm 4.62586e-06 11 3 KSP Residual norm 1.28852e-06 12 4 KSP Residual norm 4.10527e-08 13 5 KSP Residual norm 4.85244e-09 14 6 KSP Residual norm 2.845e-10 15 7 KSP Residual norm 1.573e-11 16SNES Object: 2 MPI processes 17 type: newtonls 18 maximum iterations=50, maximum function evaluations=10000 19 tolerances: relative=1e-08, absolute=1e-50, solution=1e-08 20 total number of linear solver iterations=12 21 total number of function evaluations=3 22 norm schedule ALWAYS 23 Jacobian is built using colored finite differences on a DMDA 24 SNESLineSearch Object: 2 MPI processes 25 type: bt 26 interpolation: cubic 27 alpha=1.000000e-04 28 maxstep=1.000000e+08, minlambda=1.000000e-12 29 tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08 30 maximum iterations=40 31 KSP Object: 2 MPI processes 32 type: gmres 33 restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement 34 happy breakdown tolerance 1e-30 35 maximum iterations=10000, initial guess is zero 36 tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 37 left preconditioning 38 using PRECONDITIONED norm type for convergence test 39 PC Object: 2 MPI processes 40 type: parms 41 global preconditioner: Restricted Additive Schwarz 42 local preconditioner: ARMS 43 non-zero elements/original non-zero entries: 0.75 44 Tolerance for local solve: 0.01 45 Number of levels: 10 46 Using nonsymmetric permutation 47 Block size: 250 48 Tolerance for independent sets: 0.4 49 Inner Krylov dimension: 0 50 Maximum number of inner iterations: 0 51 amount of fill-in for ilut, iluk and arms: 20 52 amount of fill-in for schur: 20 53 amount of fill-in for ILUT L and U: 20 54 drop tolerance for L, U, L^{-1}F and EU^{-1}: 1e-05 55 drop tolerance for schur complement at each level: 0.001 56 drop tolerance for ILUT in last level schur complement: 0.001 57 linear system matrix = precond matrix: 58 Mat Object: 2 MPI processes 59 type: mpiaij 60 rows=64, cols=64, bs=4 61 total: nonzeros=1024, allocated nonzeros=1024 62 total number of mallocs used during MatSetValues calls=0 63Number of SNES iterations = 2 64