18cc725e6SPierre JolivetSNES Object: 1 MPI process 2c4762a1bSJed Brown type: newtonls 3c4762a1bSJed Brown maximum iterations=50, maximum function evaluations=10000 4c4762a1bSJed Brown tolerances: relative=1e-08, absolute=1e-50, solution=1e-08 5c4762a1bSJed Brown total number of linear solver iterations=24 6c4762a1bSJed Brown total number of function evaluations=7 7c4762a1bSJed Brown norm schedule ALWAYS 88cc725e6SPierre Jolivet SNESLineSearch Object: 1 MPI process 9c4762a1bSJed Brown type: bt 10c4762a1bSJed Brown interpolation: cubic 11c4762a1bSJed Brown alpha=1.000000e-04 12a99ef635SJonas Heinzmann maxlambda=1.000000e+00, minlambda=1.000000e-12 13c4762a1bSJed Brown tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08 14c4762a1bSJed Brown maximum iterations=40 158cc725e6SPierre Jolivet KSP Object: 1 MPI process 16c4762a1bSJed Brown type: fgmres 17f971d498SPierre Jolivet restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement 18*143f2514SPierre Jolivet happy breakdown tolerance=1e-30 19c4762a1bSJed Brown maximum iterations=10000, initial guess is zero 20c4762a1bSJed Brown tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 21c4762a1bSJed Brown right preconditioning 22c4762a1bSJed Brown using UNPRECONDITIONED norm type for convergence test 238cc725e6SPierre Jolivet PC Object: 1 MPI process 24c4762a1bSJed Brown type: mg 25c4762a1bSJed Brown type is MULTIPLICATIVE, levels=3 cycles=v 26c4762a1bSJed Brown Cycles per PCApply=1 27c4762a1bSJed Brown Using Galerkin computed coarse grid matrices for pmat 2863a3b9bcSJacob Faibussowitsch Coarse grid solver -- level 0 ------------------------------- 298cc725e6SPierre Jolivet KSP Object: (mg_coarse_) 1 MPI process 30c4762a1bSJed Brown type: preonly 31c4762a1bSJed Brown maximum iterations=10000, initial guess is zero 32c4762a1bSJed Brown tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 33c4762a1bSJed Brown left preconditioning 348405740aSBarry Smith not checking for convergence 358cc725e6SPierre Jolivet PC Object: (mg_coarse_) 1 MPI process 36c4762a1bSJed Brown type: lu 37c4762a1bSJed Brown out-of-place factorization 38c4762a1bSJed Brown tolerance for zero pivot 2.22045e-14 39c4762a1bSJed Brown using diagonal shift on blocks to prevent zero pivot [INBLOCKS] 40c4762a1bSJed Brown matrix ordering: nd 41c4762a1bSJed Brown factor fill ratio given 5., needed 1.59172 42ecf3d421SBarry Smith Factored matrix: 4326cc229bSBarry Smith Mat Object: (mg_coarse_) 1 MPI process 44c4762a1bSJed Brown type: seqaij 45c4762a1bSJed Brown rows=25, cols=25 46c4762a1bSJed Brown package used to perform factorization: petsc 47c4762a1bSJed Brown total: nonzeros=269, allocated nonzeros=269 48c4762a1bSJed Brown using I-node routines: found 17 nodes, limit used is 5 49ecf3d421SBarry Smith linear system matrix, which is also used to construct the preconditioner: 5026cc229bSBarry Smith Mat Object: 1 MPI process 51c4762a1bSJed Brown type: seqaij 52c4762a1bSJed Brown rows=25, cols=25 53c4762a1bSJed Brown total: nonzeros=169, allocated nonzeros=169 54c4762a1bSJed Brown total number of mallocs used during MatSetValues calls=0 55c4762a1bSJed Brown not using I-node routines 56c4762a1bSJed Brown Down solver (pre-smoother) on level 1 ------------------------------- 578cc725e6SPierre Jolivet KSP Object: (mg_levels_1_) 1 MPI process 58c4762a1bSJed Brown type: chebyshev 59f2edd1f0SMalachi Phillips Chebyshev polynomial of first kind 6073f7197eSJed Brown eigenvalue targets used: min 0.0996438, max 1.09608 6173f7197eSJed Brown eigenvalues estimated via gmres: min 0.139653, max 0.996438 6273f7197eSJed Brown eigenvalues estimated using gmres with transform: [0. 0.1; 0. 1.1] 638cc725e6SPierre Jolivet KSP Object: (mg_levels_1_esteig_) 1 MPI process 64c4762a1bSJed Brown type: gmres 65f971d498SPierre Jolivet restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement 66*143f2514SPierre Jolivet happy breakdown tolerance=1e-30 67c4762a1bSJed Brown maximum iterations=10, initial guess is zero 68c4762a1bSJed Brown tolerances: relative=1e-12, absolute=1e-50, divergence=10000. 69c4762a1bSJed Brown left preconditioning 70c4762a1bSJed Brown using PRECONDITIONED norm type for convergence test 71dd8e379bSPierre Jolivet estimating eigenvalues using a noisy random number generated right-hand side 72c4762a1bSJed Brown maximum iterations=2, nonzero initial guess 73c4762a1bSJed Brown tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 74c4762a1bSJed Brown left preconditioning 758405740aSBarry Smith not checking for convergence 768cc725e6SPierre Jolivet PC Object: (mg_levels_1_) 1 MPI process 77c4762a1bSJed Brown type: sor 78c4762a1bSJed Brown type = local_symmetric, iterations = 1, local iterations = 1, omega = 1. 79ecf3d421SBarry Smith linear system matrix, which is also used to construct the preconditioner: 808cc725e6SPierre Jolivet Mat Object: 1 MPI process 81c4762a1bSJed Brown type: seqaij 82c4762a1bSJed Brown rows=81, cols=81 83c4762a1bSJed Brown total: nonzeros=625, allocated nonzeros=625 84c4762a1bSJed Brown total number of mallocs used during MatSetValues calls=0 85c4762a1bSJed Brown not using I-node routines 86c4762a1bSJed Brown Up solver (post-smoother) same as down solver (pre-smoother) 87c4762a1bSJed Brown Down solver (pre-smoother) on level 2 ------------------------------- 888cc725e6SPierre Jolivet KSP Object: (mg_levels_2_) 1 MPI process 89c4762a1bSJed Brown type: chebyshev 90f2edd1f0SMalachi Phillips Chebyshev polynomial of first kind 9173f7197eSJed Brown eigenvalue targets used: min 0.0990486, max 1.08953 9273f7197eSJed Brown eigenvalues estimated via gmres: min 0.0626846, max 0.990486 9373f7197eSJed Brown eigenvalues estimated using gmres with transform: [0. 0.1; 0. 1.1] 948cc725e6SPierre Jolivet KSP Object: (mg_levels_2_esteig_) 1 MPI process 95c4762a1bSJed Brown type: gmres 96f971d498SPierre Jolivet restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement 97*143f2514SPierre Jolivet happy breakdown tolerance=1e-30 98c4762a1bSJed Brown maximum iterations=10, initial guess is zero 99c4762a1bSJed Brown tolerances: relative=1e-12, absolute=1e-50, divergence=10000. 100c4762a1bSJed Brown left preconditioning 101c4762a1bSJed Brown using PRECONDITIONED norm type for convergence test 102dd8e379bSPierre Jolivet estimating eigenvalues using a noisy random number generated right-hand side 103c4762a1bSJed Brown maximum iterations=2, nonzero initial guess 104c4762a1bSJed Brown tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 105c4762a1bSJed Brown left preconditioning 1068405740aSBarry Smith not checking for convergence 1078cc725e6SPierre Jolivet PC Object: (mg_levels_2_) 1 MPI process 108c4762a1bSJed Brown type: sor 109c4762a1bSJed Brown type = local_symmetric, iterations = 1, local iterations = 1, omega = 1. 110ecf3d421SBarry Smith linear system matrix, which is also used to construct the preconditioner: 1118cc725e6SPierre Jolivet Mat Object: 1 MPI process 112c4762a1bSJed Brown type: seqaij 113c4762a1bSJed Brown rows=289, cols=289 114c4762a1bSJed Brown total: nonzeros=1377, allocated nonzeros=1377 115c4762a1bSJed Brown total number of mallocs used during MatSetValues calls=0 116c4762a1bSJed Brown not using I-node routines 117c4762a1bSJed Brown Up solver (post-smoother) same as down solver (pre-smoother) 118ecf3d421SBarry Smith linear system matrix, which is also used to construct the preconditioner: 1198cc725e6SPierre Jolivet Mat Object: 1 MPI process 120c4762a1bSJed Brown type: seqaij 121c4762a1bSJed Brown rows=289, cols=289 122c4762a1bSJed Brown total: nonzeros=1377, allocated nonzeros=1377 123c4762a1bSJed Brown total number of mallocs used during MatSetValues calls=0 124c4762a1bSJed Brown not using I-node routines 125c4762a1bSJed BrownNumber of SNES iterations = 6 126c4762a1bSJed BrownNumber of Linear iterations = 24 127c4762a1bSJed BrownAverage Linear its / SNES = 4.000000e+00 128