Residual norms for o_slin solve. 0 KSP Residual norm 3.585540132439e+01 1 KSP Residual norm 1.714201733890e+00 2 KSP Residual norm 1.689530667681e-01 3 KSP Residual norm 1.865617771470e-02 4 KSP Residual norm 4.965351047887e-03 5 KSP Residual norm 3.129026666755e-03 6 KSP Residual norm 2.371330415411e-03 7 KSP Residual norm 1.743063028889e-03 8 KSP Residual norm 1.372122182075e-03 9 KSP Residual norm 1.082581592319e-03 10 KSP Residual norm 8.380204727781e-04 11 KSP Residual norm 6.681704929420e-04 12 KSP Residual norm 5.318965139409e-04 13 KSP Residual norm 4.265783388465e-04 14 KSP Residual norm 3.378857496846e-04 15 KSP Residual norm 2.624353446939e-04 16 KSP Residual norm 2.031908043017e-04 17 KSP Residual norm 1.569874099549e-04 18 KSP Residual norm 1.203363647145e-04 19 KSP Residual norm 9.170717659821e-05 20 KSP Residual norm 6.939654892781e-05 21 KSP Residual norm 5.234506764749e-05 22 KSP Residual norm 3.987391374011e-05 23 KSP Residual norm 3.044628480581e-05 24 KSP Residual norm 2.327612092979e-05 25 KSP Residual norm 1.787804319401e-05 26 KSP Residual norm 1.362229728304e-05 27 KSP Residual norm 1.041892722740e-05 28 KSP Residual norm 7.890082177978e-06 29 KSP Residual norm 5.798532398486e-06 30 KSP Residual norm 4.216380812927e-06 31 KSP Residual norm 3.042231055177e-06 32 KSP Residual norm 2.195828529217e-06 33 KSP Residual norm 1.609014507109e-06 34 KSP Residual norm 1.187096154196e-06 35 KSP Residual norm 8.888649353604e-07 36 KSP Residual norm 6.762751035616e-07 37 KSP Residual norm 5.160270878627e-07 38 KSP Residual norm 3.959702036417e-07 39 KSP Residual norm 3.095424129824e-07 KSP Object: (o_slin) 31136 MPI processes type: fgmres restart=100, using Modified Gram-Schmidt Orthogonalization happy breakdown tolerance 1e-30 maximum iterations=4000, initial guess is zero tolerances: relative=1e-08, absolute=1e-20, divergence=10000. right preconditioning diagonally scaled system using UNPRECONDITIONED norm type for convergence test PC Object: (o_slin) 31136 MPI processes type: gamg type is MULTIPLICATIVE, levels=7 cycles=v Cycles per PCApply=1 Using externally compute Galerkin coarse grid matrices GAMG specific options Threshold for dropping small values in graph on each level = 0. 0. 0. 0. 0. 0. 0. Threshold scaling factor for each level not specified = 1. AGG specific options Symmetric graph false Number of levels to square graph 1 Number smoothing steps 1 Complexity: grid = 1.02216 operator = 1.04412 Coarse grid solver -- level ------------------------------- KSP Object: (o_slinmg_coarse_) 31136 MPI processes type: preonly maximum iterations=10000, initial guess is zero tolerances: relative=1e-05, absolute=1e-50, divergence=10000. left preconditioning using NONE norm type for convergence test PC Object: (o_slinmg_coarse_) 31136 MPI processes type: bjacobi number of blocks = 31136 Local solver information for first block is in the following KSP and PC objects on rank 0: Use -o_slinmg_coarse_ksp_view ::ascii_info_detail to display information for all blocks KSP Object: (o_slinmg_coarse_sub_) 1 MPI processes type: preonly maximum iterations=1, initial guess is zero tolerances: relative=1e-05, absolute=1e-50, divergence=10000. left preconditioning using NONE norm type for convergence test PC Object: (o_slinmg_coarse_sub_) 1 MPI processes type: lu out-of-place factorization tolerance for zero pivot 2.22045e-14 using diagonal shift on blocks to prevent zero pivot [INBLOCKS] matrix ordering: nd factor fill ratio given 5., needed 1. Factored matrix follows: Mat Object: 1 MPI processes type: seqaij rows=9, cols=9, bs=3 package used to perform factorization: petsc total: nonzeros=81, allocated nonzeros=81 using I-node routines: found 2 nodes, limit used is 5 linear system matrix = precond matrix: Mat Object: (o_slinmg_coarse_sub_) 1 MPI processes type: seqaij rows=9, cols=9, bs=3 total: nonzeros=81, allocated nonzeros=81 total number of mallocs used during MatSetValues calls=0 using I-node routines: found 2 nodes, limit used is 5 linear system matrix = precond matrix: Mat Object: 31136 MPI processes type: mpiaij rows=9, cols=9, bs=3 total: nonzeros=81, allocated nonzeros=81 total number of mallocs used during MatSetValues calls=0 using I-node (on process 0) routines: found 2 nodes, limit used is 5 Down solver (pre-smoother) on level 1 ------------------------------- KSP Object: (o_slinmg_levels_1_) 31136 MPI processes type: chebyshev eigenvalue targets used: min 0.271637, max 2.98801 eigenvalues provided (min 0.0933719, max 2.71637) with transform: [0. 0.1; 0. 1.1] maximum iterations=2, nonzero initial guess tolerances: relative=1e-05, absolute=1e-50, divergence=10000. left preconditioning using NONE norm type for convergence test PC Object: (o_slinmg_levels_1_) 31136 MPI processes type: jacobi type DIAGONAL linear system matrix = precond matrix: Mat Object: 31136 MPI processes type: mpiaij rows=225, cols=225, bs=3 total: nonzeros=42021, allocated nonzeros=42021 total number of mallocs used during MatSetValues calls=0 using I-node (on process 0) routines: found 4 nodes, limit used is 5 Up solver (post-smoother) same as down solver (pre-smoother) Down solver (pre-smoother) on level 2 ------------------------------- KSP Object: (o_slinmg_levels_2_) 31136 MPI processes type: chebyshev eigenvalue targets used: min 0.263605, max 2.89965 eigenvalues provided (min 0.0401308, max 2.63605) with transform: [0. 0.1; 0. 1.1] maximum iterations=2, nonzero initial guess tolerances: relative=1e-05, absolute=1e-50, divergence=10000. left preconditioning using NONE norm type for convergence test PC Object: (o_slinmg_levels_2_) 31136 MPI processes type: jacobi type DIAGONAL linear system matrix = precond matrix: Mat Object: 31136 MPI processes type: mpiaij rows=16686, cols=16686, bs=3 total: nonzeros=12352896, allocated nonzeros=12352896 total number of mallocs used during MatSetValues calls=0 using I-node (on process 0) routines: found 9 nodes, limit used is 5 Up solver (post-smoother) same as down solver (pre-smoother) Down solver (pre-smoother) on level 3 ------------------------------- KSP Object: (o_slinmg_levels_3_) 31136 MPI processes type: chebyshev eigenvalue targets used: min 0.207704, max 2.28474 eigenvalues provided (min 0.08635, max 2.07704) with transform: [0. 0.1; 0. 1.1] maximum iterations=2, nonzero initial guess tolerances: relative=1e-05, absolute=1e-50, divergence=10000. left preconditioning using NONE norm type for convergence test PC Object: (o_slinmg_levels_3_) 31136 MPI processes type: jacobi type DIAGONAL linear system matrix = precond matrix: Mat Object: 31136 MPI processes type: mpiaij rows=1141305, cols=1141305, bs=3 total: nonzeros=949587777, allocated nonzeros=949587777 total number of mallocs used during MatSetValues calls=0 using scalable MatPtAP() implementation using I-node (on process 0) routines: found 6 nodes, limit used is 5 Up solver (post-smoother) same as down solver (pre-smoother) Down solver (pre-smoother) on level 4 ------------------------------- KSP Object: (o_slinmg_levels_4_) 31136 MPI processes type: chebyshev eigenvalue targets used: min 0.198735, max 2.18609 eigenvalues provided (min 0.0657245, max 1.98735) with transform: [0. 0.1; 0. 1.1] maximum iterations=2, nonzero initial guess tolerances: relative=1e-05, absolute=1e-50, divergence=10000. left preconditioning using NONE norm type for convergence test PC Object: (o_slinmg_levels_4_) 31136 MPI processes type: jacobi type DIAGONAL linear system matrix = precond matrix: Mat Object: 31136 MPI processes type: mpiaij rows=46398972, cols=46398972, bs=3 total: nonzeros=23338887966, allocated nonzeros=23338887966 total number of mallocs used during MatSetValues calls=0 using scalable MatPtAP() implementation using I-node (on process 0) routines: found 471 nodes, limit used is 5 Up solver (post-smoother) same as down solver (pre-smoother) Down solver (pre-smoother) on level 5 ------------------------------- KSP Object: (o_slinmg_levels_5_) 31136 MPI processes type: chebyshev eigenvalue targets used: min 0.136072, max 1.49679 eigenvalues provided (min 0.0456066, max 1.36072) with transform: [0. 0.1; 0. 1.1] maximum iterations=2, nonzero initial guess tolerances: relative=1e-05, absolute=1e-50, divergence=10000. left preconditioning using NONE norm type for convergence test PC Object: (o_slinmg_levels_5_) 31136 MPI processes type: jacobi type DIAGONAL linear system matrix = precond matrix: Mat Object: 31136 MPI processes type: mpiaij rows=766499958, cols=766499958, bs=3 total: nonzeros=106837065414, allocated nonzeros=106837065414 total number of mallocs used during MatSetValues calls=0 using scalable MatPtAP() implementation using I-node (on process 0) routines: found 8536 nodes, limit used is 5 Up solver (post-smoother) same as down solver (pre-smoother) Down solver (pre-smoother) on level 6 ------------------------------- KSP Object: (o_slinmg_levels_6_) 31136 MPI processes type: chebyshev eigenvalue targets used: min 0.264006, max 2.90407 eigenvalues provided (min 0.0870871, max 2.64006) with transform: [0. 0.1; 0. 1.1] maximum iterations=2, nonzero initial guess tolerances: relative=1e-05, absolute=1e-50, divergence=10000. left preconditioning using NONE norm type for convergence test PC Object: (o_slinmg_levels_6_) 31136 MPI processes type: jacobi type DIAGONAL linear system matrix = precond matrix: Mat Object: (o_slin) 31136 MPI processes type: mpiaij rows=36739567875, cols=36739567875, bs=3 total: nonzeros=2972081113335, allocated nonzeros=2972081113335 total number of mallocs used during MatSetValues calls=0 using I-node (on process 0) routines: found 430881 nodes, limit used is 5 Up solver (post-smoother) same as down solver (pre-smoother) linear system matrix = precond matrix: Mat Object: (o_slin) 31136 MPI processes type: mpiaij rows=36739567875, cols=36739567875, bs=3 total: nonzeros=2972081113335, allocated nonzeros=2972081113335 total number of mallocs used during MatSetValues calls=0 using I-node (on process 0) routines: found 430881 nodes, limit used is 5