atol=1e-50, rtol=1e-08, stol=1e-08, maxit=50, maxf=10000 0 SNES Function norm 5.41468 0 KSP Residual norm 8.074499924421e-01 1 KSP Residual norm 1.581263746959e-01 2 KSP Residual norm 5.965136688585e-17 1 SNES Function norm 0.295258 0 KSP Residual norm 1.576599996438e-02 1 KSP Residual norm 5.004825340514e-03 2 KSP Residual norm 1.017575130448e-18 2 SNES Function norm 0.000450229 0 KSP Residual norm 2.805395382507e-05 1 KSP Residual norm 1.214493572741e-05 2 KSP Residual norm 3.059468828362e-21 3 SNES Function norm 1.38967e-09 SNES Object: 1 MPI process type: newtonls maximum iterations=50, maximum function evaluations=10000 tolerances: relative=1e-08, absolute=1e-50, solution=1e-08 total number of linear solver iterations=6 total number of function evaluations=4 norm schedule ALWAYS SNESLineSearch Object: 1 MPI process type: bt interpolation: cubic alpha=1.000000e-04 maxlambda=1.000000e+00, minlambda=1.000000e-12 tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08 maximum iterations=40 KSP Object: 1 MPI process type: gmres restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement happy breakdown tolerance=1e-30 maximum iterations=10000, initial guess is zero tolerances: relative=1e-05, absolute=1e-50, divergence=10000. left preconditioning using PRECONDITIONED norm type for convergence test PC Object: 1 MPI process type: fieldsplit FieldSplit with MULTIPLICATIVE composition: total splits = 2, blocksize = 5 Solver info for each split is in the following KSP objects: Split number 0 Fields 0, 1 KSP Object: (fieldsplit_0_) 1 MPI process type: preonly maximum iterations=10000, initial guess is zero tolerances: relative=1e-05, absolute=1e-50, divergence=10000. left preconditioning not checking for convergence PC Object: (fieldsplit_0_) 1 MPI process type: ilu out-of-place factorization 0 levels of fill tolerance for zero pivot 2.22045e-14 matrix ordering: natural factor fill ratio given 1., needed 1. Factored matrix: Mat Object: (fieldsplit_0_) 1 MPI process type: seqaij rows=2, cols=2, bs=2 package used to perform factorization: petsc total: nonzeros=3, allocated nonzeros=3 not using I-node routines linear system matrix, which is also used to construct the preconditioner: Mat Object: (fieldsplit_0_) 1 MPI process type: seqaij rows=2, cols=2, bs=2 variable blocks set total: nonzeros=3, allocated nonzeros=3 total number of mallocs used during MatSetValues calls=0 not using I-node routines Split number 1 Fields 2, 3, 4 KSP Object: (fieldsplit_1_) 1 MPI process type: preonly maximum iterations=10000, initial guess is zero tolerances: relative=1e-05, absolute=1e-50, divergence=10000. left preconditioning not checking for convergence PC Object: (fieldsplit_1_) 1 MPI process type: ilu out-of-place factorization 0 levels of fill tolerance for zero pivot 2.22045e-14 matrix ordering: natural factor fill ratio given 1., needed 1. Factored matrix: Mat Object: (fieldsplit_1_) 1 MPI process type: seqaij rows=3, cols=3, bs=3 package used to perform factorization: petsc total: nonzeros=6, allocated nonzeros=6 not using I-node routines linear system matrix, which is also used to construct the preconditioner: Mat Object: (fieldsplit_1_) 1 MPI process type: seqaij rows=3, cols=3, bs=3 variable blocks set total: nonzeros=6, allocated nonzeros=6 total number of mallocs used during MatSetValues calls=0 not using I-node routines linear system matrix, which is also used to construct the preconditioner: Mat Object: 1 MPI process type: seqaij rows=5, cols=5, bs=5 variable blocks set total: nonzeros=11, allocated nonzeros=15 total number of mallocs used during MatSetValues calls=0 not using I-node routines number of SNES iterations = 3 Norm of error 1.49752e-10, Iterations 3