1 0 SNES Function norm 0.137187 2 0 KSP Residual norm 0.105247 3 1 KSP Residual norm 0.0359927 4 2 KSP Residual norm 0.0122601 5 3 KSP Residual norm 0.00419899 6 4 KSP Residual norm 0.00143524 7 5 KSP Residual norm 0.000489583 8 6 KSP Residual norm 0.00016673 9 7 KSP Residual norm 5.67099e-05 10 8 KSP Residual norm 1.92711e-05 11 9 KSP Residual norm 6.54434e-06 12 10 KSP Residual norm 2.22138e-06 13 11 KSP Residual norm 7.53764e-07 14 12 KSP Residual norm 2.5571e-07 15 13 KSP Residual norm 8.67341e-08 16 14 KSP Residual norm 2.9416e-08 17 15 KSP Residual norm 9.97567e-09 18 16 KSP Residual norm 3.38281e-09 19 17 KSP Residual norm 1.14709e-09 20 18 KSP Residual norm 3.890e-10 21 19 KSP Residual norm 1.319e-10 22 20 KSP Residual norm 4.472e-11 23 1 SNES Function norm 1.401e-10 24Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1 25SNES Object: 1 MPI processes 26 type: newtonls 27 maximum iterations=50, maximum function evaluations=10000 28 tolerances: relative=1e-08, absolute=1e-50, solution=1e-08 29 total number of linear solver iterations=20 30 total number of function evaluations=2 31 norm schedule ALWAYS 32 Jacobian is built using a DMDA local Jacobian 33 SNESLineSearch Object: 1 MPI processes 34 type: bt 35 interpolation: cubic 36 alpha=1.000000e-04 37 maxstep=1.000000e+08, minlambda=1.000000e-12 38 tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08 39 maximum iterations=40 40 KSP Object: 1 MPI processes 41 type: richardson 42 damping factor=1. 43 maximum iterations=10000, initial guess is zero 44 tolerances: relative=1e-09, absolute=1e-50, divergence=10000. 45 left preconditioning 46 using PRECONDITIONED norm type for convergence test 47 PC Object: 1 MPI processes 48 type: asm 49 total subdomain blocks = 3, amount of overlap = 0 50 restriction/interpolation type - RESTRICT 51 Additive Schwarz: local solve composition type - MULTIPLICATIVE 52 Local solver is the same for all blocks, as in the following KSP and PC objects on rank 0: 53 KSP Object: (sub_) 1 MPI processes 54 type: preonly 55 maximum iterations=10000, initial guess is zero 56 tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 57 left preconditioning 58 using NONE norm type for convergence test 59 PC Object: (sub_) 1 MPI processes 60 type: lu 61 out-of-place factorization 62 tolerance for zero pivot 2.22045e-14 63 matrix ordering: nd 64 factor fill ratio given 5., needed 1.45714 65 Factored matrix follows: 66 Mat Object: 1 MPI processes 67 type: seqaij 68 rows=11, cols=11 69 package used to perform factorization: petsc 70 total: nonzeros=51, allocated nonzeros=51 71 not using I-node routines 72 linear system matrix = precond matrix: 73 Mat Object: (sub_) 1 MPI processes 74 type: seqaij 75 rows=11, cols=11 76 total: nonzeros=35, allocated nonzeros=35 77 total number of mallocs used during MatSetValues calls=0 78 not using I-node routines 79 linear system matrix = precond matrix: 80 Mat Object: 1 MPI processes 81 type: seqaij 82 rows=32, cols=32 83 total: nonzeros=136, allocated nonzeros=136 84 total number of mallocs used during MatSetValues calls=0 85 not using I-node routines 86N: 32 error L2 1.19609e-11 inf 4.63191e-11 87