mld_mat.mtx ! This matrix (and others) from: http://math.nist.gov/MatrixMarket/ or mld_rhs.mtx ! rhs | http://www.cise.ufl.edu/research/sparse/matrices/index.html NONE ! Initial guess mld_sol.mtx ! Reference solution MM ! File format: MatrixMarket or Harwell-Boeing CSR ! Storage format: CSR COO JAD 0 ! IPART (partition method): 0 (block) 2 (graph, with Metis) FCG ! Iterative method: BiCGSTAB BiCG CGS RGMRES BiCGSTABL CG 2 ! ISTOPC 00500 ! ITMAX 1 ! ITRACE 30 ! IRST (restart for RGMRES and BiCGSTABL) 1.d-6 ! EPS ML-VCYCLE-FBGS-SLUD ! Longer descriptive name for preconditioner (up to 20 chars) ML ! Preconditioner type: NONE JACOBI BJAC AS ML VCYCLE ! Type of multilevel correction: ADD MULT 1 ! Number of outer sweeps -3 ! Max Number of levels in a multilevel preconditioner; if <0, lib default -3 ! Target coarse matrix size; if <0, lib default SMOOTHED ! Type of aggregation: SMOOTHED NONSMOOTHED DEC ! Parallel aggregation: DEC, SYMDEC NATURAL ! Ordering of aggregation NATURAL DEGREE NOFILTER ! Filtering of matrix ? FILTER NOFILTER -1.5 ! Coarsening ratio, if < 0 use library default 2 ! Number of thresholds in vector, next line ignored if <= 0 0.05 0.025 ! Thresholds 0.0100d0 ! Smoothed aggregation threshold: >= 0.0 EIG_EST ! Omega algorithm: EIG_EST USER_CHOICE A_NORMI ! Estimate procedure if EIG_EST 1.0 ! Estimate value (if USER_CHOICE) FBGS ! Smoother type JACOBI BJAC AS ignored for non-ML 1 ! Number of sweeps for (pre) smoother 0 ! Number of overlap layers for AS preconditioner HALO ! AS restriction operator: NONE HALO NONE ! AS prolongation operator: NONE SUM AVG DSCALE ! Subdomain solver: DSCALE ILU MILU ILUT UMF SLU MUMPS 0 ! Fill level P for ILU(P) and ILU(T,P) 1.d-4 ! Threshold T for ILU(T,P) NONE ! Second (post) smoother, ignored if NONE 1 ! Number of sweeps for (post) smoother 0 ! Number of overlap layers for AS preconditioner HALO ! AS restriction operator: NONE HALO NONE ! AS prolongation operator: NONE SUM AVG DSCALE ! Subdomain solver: DSCALE ILU MILU ILUT UMF SLU MUMPS 0 ! Fill level P for ILU(P) and ILU(T,P) 1.d-4 ! Threshold T for ILU(T,P) SLUDIST ! Coarsest-level solver: JACOBI BJAC UMF SLU SLUDIST MUMPS DIST ! Coarsest-level matrix distribution: DIST REPL SLUDIST ! Coarsest-level subsolver: ILU UMF SLU MUMPS SLUDIST 1 ! Coarsest-level fillin P for ILU(P) and ILU(T,P) 1.d-4 ! Coarsest-level threshold T for ILU(T,P) 1 ! Number of Jacobi sweeps for BJAC/PJAC coarsest-level solver