1 0 KSP Residual norm 3.039809126331e+00 2 1 KSP Residual norm 2.395703277441e-14 3KSP Object: 4 MPI processes 4 type: gmres 5 restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with no iterative refinement 6 happy breakdown tolerance=1e-30 7 maximum iterations=10000, initial guess is zero 8 tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 9 left preconditioning 10 using PRECONDITIONED norm type for convergence test 11PC Object: 4 MPI processes 12 type: lu 13 out-of-place factorization 14 tolerance for zero pivot 2.22045e-14 15 matrix ordering: external 16 factor fill ratio given 0., needed 0. 17 Factored matrix: 18 Mat Object: 4 MPI processes 19 type: superlu_dist 20 rows=14400, cols=14400 21 package used to perform factorization: superlu_dist 22 total: nonzeros=0, allocated nonzeros=0 23 SuperLU_DIST run parameters: 24 Process grid nprow 2 x npcol 2 25 Equilibrate matrix TRUE 26 Replace tiny pivots FALSE 27 Use iterative refinement FALSE 28 Processors in row 2 col partition 2 29 Row permutation LargeDiag_MC64 30 Column permutation METIS_AT_PLUS_A 31 Parallel symbolic factorization FALSE 32 Repeated factorization SamePattern 33 linear system matrix, which is also used to construct the preconditioner: 34 Mat Object: 4 MPI processes 35 type: mpiaij 36 rows=14400, cols=14400 37 total: nonzeros=71520, allocated nonzeros=71520 38 total number of mallocs used during MatSetValues calls=0 39 has attached null space 40