1 0 SNES Function norm 0.137187 2 0 KSP Residual norm 0.120308 3 1 KSP Residual norm 0.0327681 4 2 KSP Residual norm 0.00345772 5 3 KSP Residual norm 0.000364886 6 4 KSP Residual norm 3.85056e-05 7 5 KSP Residual norm 4.06341e-06 8 6 KSP Residual norm 4.28803e-07 9 7 KSP Residual norm 4.52507e-08 10 8 KSP Residual norm 4.77521e-09 11 9 KSP Residual norm 5.039e-10 12 10 KSP Residual norm 5.318e-11 13 1 SNES Function norm 6.672e-11 14Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1 15SNES Object: 1 MPI process 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=10 20 total number of function evaluations=2 21 norm schedule ALWAYS 22 Jacobian is built using a DMDA local Jacobian 23 SNESLineSearch Object: 1 MPI process 24 type: bt 25 interpolation: cubic 26 alpha=1.000000e-04 27 maxlambda=1.000000e+00, 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: 1 MPI process 31 type: richardson 32 damping factor=1. 33 maximum iterations=10000, initial guess is zero 34 tolerances: relative=1e-09, absolute=1e-50, divergence=10000. 35 left preconditioning 36 using PRECONDITIONED norm type for convergence test 37 PC Object: 1 MPI process 38 type: asm 39 total subdomain blocks = 4, amount of overlap = 0 40 restriction/interpolation type - RESTRICT 41 Additive Schwarz: local solve composition type - MULTIPLICATIVE 42 Local solver information for first block is in the following KSP and PC objects on rank 0: 43 Use -ksp_view ::ascii_info_detail to display information for all blocks 44 KSP Object: (sub_) 1 MPI process 45 type: preonly 46 maximum iterations=10000, initial guess is zero 47 tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 48 left preconditioning 49 not checking for convergence 50 PC Object: (sub_) 1 MPI process 51 type: lu 52 out-of-place factorization 53 tolerance for zero pivot 2.22045e-14 54 matrix ordering: nd 55 factor fill ratio given 5., needed 1.27273 56 Factored matrix: 57 Mat Object: (sub_) 1 MPI process 58 type: seqaij 59 rows=8, cols=8 60 package used to perform factorization: petsc 61 total: nonzeros=28, allocated nonzeros=28 62 not using I-node routines 63 linear system matrix, which is also used to construct the preconditioner: 64 Mat Object: (sub_) 1 MPI process 65 type: seqaij 66 rows=8, cols=8 67 total: nonzeros=22, allocated nonzeros=22 68 total number of mallocs used during MatSetValues calls=0 69 not using I-node routines 70 linear system matrix, which is also used to construct the preconditioner: 71 Mat Object: 1 MPI process 72 type: seqaij 73 rows=32, cols=32 74 total: nonzeros=136, allocated nonzeros=136 75 total number of mallocs used during MatSetValues calls=0 76 not using I-node routines 77N: 32 error L2 1.05096e-11 inf 2.94655e-11 78