|
|
|
|
BICGSTAB ! Iterative method: BiCGSTAB BiCG CGS RGMRES BiCGSTABL CG
|
|
|
|
|
CSR ! Storage format CSR COO JAD
|
|
|
|
|
080 ! IDIM; domain size is idim**3
|
|
|
|
|
2 ! ISTOPC
|
|
|
|
|
0100 ! ITMAX
|
|
|
|
|
-1 ! ITRACE
|
|
|
|
|
30 ! IRST (restart for RGMRES and BiCGSTABL)
|
|
|
|
|
1.d-6 ! EPS
|
|
|
|
|
3L-MUL-RAS-BJAC4-ILU ! Descriptive name for preconditioner (up to 40 chars)
|
|
|
|
|
ML ! Preconditioner NONE JACOBI BJAC AS ML
|
|
|
|
|
1 ! Number of overlap layers for AS preconditioner at finest level
|
|
|
|
|
HALO ! Restriction operator NONE HALO
|
|
|
|
|
NONE ! Prolongation operator NONE SUM AVG
|
|
|
|
|
ILU ! Subdomain solver DSCALE ILU MILU ILUT UMF SLU
|
|
|
|
|
0 ! Level-set N for ILU(N), and P for ILUT
|
|
|
|
|
1.d-4 ! Threshold T for ILU(T,P)
|
|
|
|
|
4 ! Smoother/Jacobi sweeps
|
|
|
|
|
BJAC ! Smoother type JACOBI BJAC AS; ignored for non-ML
|
|
|
|
|
3 ! Number of levels in a multilevel preconditioner
|
|
|
|
|
SMOOTHED ! Kind of aggregation: SMOOTHED, NONSMOOTHED, MINENERGY
|
|
|
|
|
DEC ! Type of aggregation DEC SYMDEC GLB
|
|
|
|
|
MULT ! Type of multilevel correction: ADD MULT
|
|
|
|
|
TWOSIDE ! Side of correction PRE POST TWOSIDE (ignored for ADD)
|
|
|
|
|
REPL ! Coarse level: matrix distribution DIST REPL
|
|
|
|
|
BJAC ! Coarse level: solver JACOBI BJAC UMF SLU SLUDIST
|
|
|
|
|
ILU ! Coarse level: subsolver DSCALE ILU UMF SLU SLUDIST
|
|
|
|
|
1 ! Coarse level: Level-set N for ILU(N)
|
|
|
|
|
1.d-4 ! Coarse level: Threshold T for ILU(T,P)
|
|
|
|
|
4 ! Coarse level: Number of Jacobi sweeps
|
|
|
|
|
-0.10d0 ! Smoother Aggregation Threshold: >= 0.0 default if <0
|
|
|
|
|
100 ! Coarse size limit to determine levels. If <0, then use NL
|
