1*e77315bcSPatrick Sanan 0 SNES Function norm 0.252383 2*e77315bcSPatrick Sanan 1 SNES Function norm 0.0738456 3*e77315bcSPatrick Sanan 2 SNES Function norm 0.0155009 4*e77315bcSPatrick Sanan 3 SNES Function norm 0.000871577 5*e77315bcSPatrick Sanan 4 SNES Function norm 1.96312e-06 6*e77315bcSPatrick Sanan 5 SNES Function norm 1.029e-11 7*e77315bcSPatrick SananSNES Object: 4 MPI processes 8*e77315bcSPatrick Sanan type: newtonls 9*e77315bcSPatrick Sanan maximum iterations=50, maximum function evaluations=10000 10*e77315bcSPatrick Sanan tolerances: relative=1e-08, absolute=1e-50, solution=1e-08 11*e77315bcSPatrick Sanan total number of linear solver iterations=20 12*e77315bcSPatrick Sanan total number of function evaluations=6 13*e77315bcSPatrick Sanan norm schedule ALWAYS 14*e77315bcSPatrick Sanan SNESLineSearch Object: 4 MPI processes 15*e77315bcSPatrick Sanan type: bt 16*e77315bcSPatrick Sanan interpolation: cubic 17*e77315bcSPatrick Sanan alpha=1.000000e-04 18*e77315bcSPatrick Sanan maxstep=1.000000e+08, minlambda=1.000000e-12 19*e77315bcSPatrick Sanan tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08 20*e77315bcSPatrick Sanan maximum iterations=40 21*e77315bcSPatrick Sanan KSP Object: 4 MPI processes 22*e77315bcSPatrick Sanan type: fgmres 23*e77315bcSPatrick Sanan restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement 24*e77315bcSPatrick Sanan happy breakdown tolerance 1e-30 25*e77315bcSPatrick Sanan maximum iterations=10000, initial guess is zero 26*e77315bcSPatrick Sanan tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 27*e77315bcSPatrick Sanan right preconditioning 28*e77315bcSPatrick Sanan using UNPRECONDITIONED norm type for convergence test 29*e77315bcSPatrick Sanan PC Object: 4 MPI processes 30*e77315bcSPatrick Sanan type: mg 31*e77315bcSPatrick Sanan type is FULL, levels=2 cycles=v 32*e77315bcSPatrick Sanan Using Galerkin computed coarse grid matrices for pmat 33*e77315bcSPatrick Sanan Coarse grid solver -- level ------------------------------- 34*e77315bcSPatrick Sanan KSP Object: (mg_coarse_) 4 MPI processes 35*e77315bcSPatrick Sanan type: preonly 36*e77315bcSPatrick Sanan maximum iterations=10000, initial guess is zero 37*e77315bcSPatrick Sanan tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 38*e77315bcSPatrick Sanan left preconditioning 39*e77315bcSPatrick Sanan using NONE norm type for convergence test 40*e77315bcSPatrick Sanan PC Object: (mg_coarse_) 4 MPI processes 41*e77315bcSPatrick Sanan type: redundant 42*e77315bcSPatrick Sanan First (color=0) of 4 PCs follows 43*e77315bcSPatrick Sanan KSP Object: (mg_coarse_redundant_) 1 MPI processes 44*e77315bcSPatrick Sanan type: preonly 45*e77315bcSPatrick Sanan maximum iterations=10000, initial guess is zero 46*e77315bcSPatrick Sanan tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 47*e77315bcSPatrick Sanan left preconditioning 48*e77315bcSPatrick Sanan using NONE norm type for convergence test 49*e77315bcSPatrick Sanan PC Object: (mg_coarse_redundant_) 1 MPI processes 50*e77315bcSPatrick Sanan type: lu 51*e77315bcSPatrick Sanan out-of-place factorization 52*e77315bcSPatrick Sanan tolerance for zero pivot 2.22045e-14 53*e77315bcSPatrick Sanan using diagonal shift on blocks to prevent zero pivot [INBLOCKS] 54*e77315bcSPatrick Sanan matrix ordering: nd 55*e77315bcSPatrick Sanan factor fill ratio given 5., needed 1.19825 56*e77315bcSPatrick Sanan Factored matrix follows: 57*e77315bcSPatrick Sanan Mat Object: 1 MPI processes 58*e77315bcSPatrick Sanan type: seqaij 59*e77315bcSPatrick Sanan rows=27, cols=27 60*e77315bcSPatrick Sanan package used to perform factorization: petsc 61*e77315bcSPatrick Sanan total: nonzeros=411, allocated nonzeros=411 62*e77315bcSPatrick Sanan total number of mallocs used during MatSetValues calls=0 63*e77315bcSPatrick Sanan not using I-node routines 64*e77315bcSPatrick Sanan linear system matrix = precond matrix: 65*e77315bcSPatrick Sanan Mat Object: 1 MPI processes 66*e77315bcSPatrick Sanan type: seqaij 67*e77315bcSPatrick Sanan rows=27, cols=27 68*e77315bcSPatrick Sanan total: nonzeros=343, allocated nonzeros=343 69*e77315bcSPatrick Sanan total number of mallocs used during MatSetValues calls=0 70*e77315bcSPatrick Sanan not using I-node routines 71*e77315bcSPatrick Sanan linear system matrix = precond matrix: 72*e77315bcSPatrick Sanan Mat Object: 4 MPI processes 73*e77315bcSPatrick Sanan type: mpiaij 74*e77315bcSPatrick Sanan rows=27, cols=27 75*e77315bcSPatrick Sanan total: nonzeros=343, allocated nonzeros=343 76*e77315bcSPatrick Sanan total number of mallocs used during MatSetValues calls=0 77*e77315bcSPatrick Sanan using nonscalable MatPtAP() implementation 78*e77315bcSPatrick Sanan not using I-node (on process 0) routines 79*e77315bcSPatrick Sanan Down solver (pre-smoother) on level 1 ------------------------------- 80*e77315bcSPatrick Sanan KSP Object: (mg_levels_1_) 4 MPI processes 81*e77315bcSPatrick Sanan type: chebyshev 82*e77315bcSPatrick Sanan eigenvalue estimates used: min = 0.138238, max = 1.52061 83*e77315bcSPatrick Sanan eigenvalues estimate via gmres min 0.118037, max 1.38238 84*e77315bcSPatrick Sanan eigenvalues estimated using gmres with translations [0. 0.1; 0. 1.1] 85*e77315bcSPatrick Sanan KSP Object: (mg_levels_1_esteig_) 4 MPI processes 86*e77315bcSPatrick Sanan type: gmres 87*e77315bcSPatrick Sanan restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement 88*e77315bcSPatrick Sanan happy breakdown tolerance 1e-30 89*e77315bcSPatrick Sanan maximum iterations=10, initial guess is zero 90*e77315bcSPatrick Sanan tolerances: relative=1e-12, absolute=1e-50, divergence=10000. 91*e77315bcSPatrick Sanan left preconditioning 92*e77315bcSPatrick Sanan using PRECONDITIONED norm type for convergence test 93*e77315bcSPatrick Sanan estimating eigenvalues using noisy right hand side 94*e77315bcSPatrick Sanan maximum iterations=2, nonzero initial guess 95*e77315bcSPatrick Sanan tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 96*e77315bcSPatrick Sanan left preconditioning 97*e77315bcSPatrick Sanan using NONE norm type for convergence test 98*e77315bcSPatrick Sanan PC Object: (mg_levels_1_) 4 MPI processes 99*e77315bcSPatrick Sanan type: sor 100*e77315bcSPatrick Sanan type = local_symmetric, iterations = 1, local iterations = 1, omega = 1. 101*e77315bcSPatrick Sanan linear system matrix = precond matrix: 102*e77315bcSPatrick Sanan Mat Object: 4 MPI processes 103*e77315bcSPatrick Sanan type: mpiaij 104*e77315bcSPatrick Sanan rows=125, cols=125 105*e77315bcSPatrick Sanan total: nonzeros=725, allocated nonzeros=725 106*e77315bcSPatrick Sanan total number of mallocs used during MatSetValues calls=0 107*e77315bcSPatrick Sanan Up solver (post-smoother) same as down solver (pre-smoother) 108*e77315bcSPatrick Sanan linear system matrix = precond matrix: 109*e77315bcSPatrick Sanan Mat Object: 4 MPI processes 110*e77315bcSPatrick Sanan type: mpiaij 111*e77315bcSPatrick Sanan rows=125, cols=125 112*e77315bcSPatrick Sanan total: nonzeros=725, allocated nonzeros=725 113*e77315bcSPatrick Sanan total number of mallocs used during MatSetValues calls=0 114*e77315bcSPatrick SananNumber of SNES iterations = 5 115*e77315bcSPatrick SananNumber of Linear iterations = 20 116*e77315bcSPatrick SananAverage Linear its / SNES = 4.000000e+00 117