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A1M-hetero3D.mtx ! This matrix (and others) from: http://math.nist.gov/MatrixMarket/ or
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B1M-hetero3D.mtx ! rhs | http://www.cise.ufl.edu/research/sparse/matrices/index.html
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NONE ! Initial guess
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NONE ! Reference solution
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MM ! File format: MatrixMarket or Harwell-Boeing
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CSR ! Storage format: CSR COO JAD
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2 ! IPART (partition method): 0 (block) 2 (graph, with Metis)
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FCG ! Iterative method: BiCGSTAB BiCG CGS RGMRES BiCGSTABL CG
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2 ! ISTOPC
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00500 ! ITMAX
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1 ! ITRACE
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30 ! IRST (restart for RGMRES and BiCGSTABL)
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1.d-6 ! EPS
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ML-VCYCLE-FBGS-SLUD ! Longer descriptive name for preconditioner (up to 20 chars)
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ML ! Preconditioner type: NONE JACOBI BJAC AS ML
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VCYCLE ! Type of multilevel correction: ADD MULT
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1 ! Number of outer sweeps
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-3 ! Max Number of levels in a multilevel preconditioner; if <0, lib default
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-3 ! Target coarse matrix size; if <0, lib default
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SMOOTHED ! Type of aggregation: SMOOTHED NONSMOOTHED
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DEC ! Parallel aggregation: DEC, SYMDEC
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NATURAL ! Ordering of aggregation NATURAL DEGREE
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NOFILTER ! Filtering of matrix ? FILTER NOFILTER
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-1.5 ! Coarsening ratio, if < 0 use library default
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2 ! Number of thresholds in vector, next line ignored if <= 0
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0.05 0.025 ! Thresholds
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0.0100d0 ! Smoothed aggregation threshold: >= 0.0
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EIG_EST ! Omega algorithm: EIG_EST USER_CHOICE
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A_NORMI ! Estimate procedure if EIG_EST
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1.0 ! Estimate value (if USER_CHOICE)
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FBGS ! Smoother type JACOBI BJAC AS ignored for non-ML
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1 ! Number of sweeps for (pre) smoother
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0 ! Number of overlap layers for AS preconditioner
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HALO ! AS restriction operator: NONE HALO
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NONE ! AS prolongation operator: NONE SUM AVG
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DSCALE ! Subdomain solver: DSCALE ILU MILU ILUT UMF SLU MUMPS
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0 ! Fill level P for ILU(P) and ILU(T,P)
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1.d-4 ! Threshold T for ILU(T,P)
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NONE ! Second (post) smoother, ignored if NONE
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1 ! Number of sweeps for (post) smoother
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0 ! Number of overlap layers for AS preconditioner
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HALO ! AS restriction operator: NONE HALO
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NONE ! AS prolongation operator: NONE SUM AVG
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DSCALE ! Subdomain solver: DSCALE ILU MILU ILUT UMF SLU MUMPS
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0 ! Fill level P for ILU(P) and ILU(T,P)
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1.d-4 ! Threshold T for ILU(T,P)
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SLUDIST ! Coarsest-level solver: JACOBI BJAC UMF SLU SLUDIST MUMPS
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DIST ! Coarsest-level matrix distribution: DIST REPL
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SLUDIST ! Coarsest-level subsolver: ILU UMF SLU MUMPS SLUDIST
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1 ! Coarsest-level fillin P for ILU(P) and ILU(T,P)
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1.d-4 ! Coarsest-level threshold T for ILU(T,P)
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1 ! Number of Jacobi sweeps for BJAC/PJAC coarsest-level solver
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