mld2p4-smooth-2side:

tests/fileread/cf_sample.f90
 tests/fileread/df_sample.f90
 tests/fileread/runs/cfs.inp
 tests/fileread/runs/dfs.inp
 tests/fileread/runs/sfs.inp
 tests/fileread/runs/zfs.inp
 tests/fileread/sf_sample.f90
 tests/fileread/zf_sample.f90

Aligned test cases.
stopcriterion
Salvatore Filippone 9 years ago
parent 2c28bf3e02
commit 56cacf1dca

@ -62,6 +62,7 @@ program cf_sample
integer(psb_ipk_) :: nlev ! number of levels in multilevel prec. integer(psb_ipk_) :: nlev ! number of levels in multilevel prec.
character(len=16) :: aggrkind ! smoothed, raw aggregation character(len=16) :: aggrkind ! smoothed, raw aggregation
character(len=16) :: aggr_alg ! aggregation algorithm (currently only decoupled) character(len=16) :: aggr_alg ! aggregation algorithm (currently only decoupled)
character(len=16) :: aggr_ord ! Ordering for aggregation
character(len=16) :: mltype ! additive or multiplicative multi-level prec character(len=16) :: mltype ! additive or multiplicative multi-level prec
character(len=16) :: smthpos ! side: pre, post, both smoothing character(len=16) :: smthpos ! side: pre, post, both smoothing
character(len=16) :: cmat ! coarse mat: distributed, replicated character(len=16) :: cmat ! coarse mat: distributed, replicated
@ -71,6 +72,7 @@ program cf_sample
real(psb_spk_) :: cthres ! threshold for coarse fact. ILU(T) real(psb_spk_) :: cthres ! threshold for coarse fact. ILU(T)
integer(psb_ipk_) :: cjswp ! block-Jacobi sweeps integer(psb_ipk_) :: cjswp ! block-Jacobi sweeps
real(psb_spk_) :: athres ! smoothed aggregation threshold real(psb_spk_) :: athres ! smoothed aggregation threshold
real(psb_spk_) :: ascale ! smoothed aggregation scale factor
end type precdata end type precdata
type(precdata) :: prec_choice type(precdata) :: prec_choice
@ -264,8 +266,10 @@ program cf_sample
call mld_precset(prec,mld_sub_iluthrs_, prec_choice%thr, info) call mld_precset(prec,mld_sub_iluthrs_, prec_choice%thr, info)
call mld_precset(prec,mld_aggr_kind_, prec_choice%aggrkind,info) call mld_precset(prec,mld_aggr_kind_, prec_choice%aggrkind,info)
call mld_precset(prec,mld_aggr_alg_, prec_choice%aggr_alg,info) call mld_precset(prec,mld_aggr_alg_, prec_choice%aggr_alg,info)
call mld_precset(prec,mld_aggr_ord_, prec_choice%aggr_ord,info)
call mld_precset(prec,mld_ml_type_, prec_choice%mltype, info) call mld_precset(prec,mld_ml_type_, prec_choice%mltype, info)
call mld_precset(prec,mld_smoother_pos_, prec_choice%smthpos, info) call mld_precset(prec,mld_smoother_pos_, prec_choice%smthpos, info)
call mld_precset(prec,mld_aggr_scale_, prec_choice%ascale, info)
call mld_precset(prec,mld_aggr_thresh_, prec_choice%athres, info) call mld_precset(prec,mld_aggr_thresh_, prec_choice%athres, info)
call mld_precset(prec,mld_coarse_solve_, prec_choice%csolve, info) call mld_precset(prec,mld_coarse_solve_, prec_choice%csolve, info)
call mld_precset(prec,mld_coarse_subsolve_, prec_choice%csbsolve,info) call mld_precset(prec,mld_coarse_subsolve_, prec_choice%csbsolve,info)
@ -276,6 +280,7 @@ program cf_sample
else else
nlv = 1 nlv = 1
call mld_precinit(prec,prec_choice%prec,info) call mld_precinit(prec,prec_choice%prec,info)
if (psb_toupper(prec_choice%prec) /= 'NONE') then
call mld_precset(prec,mld_smoother_sweeps_, prec_choice%jsweeps, info) call mld_precset(prec,mld_smoother_sweeps_, prec_choice%jsweeps, info)
call mld_precset(prec,mld_sub_ovr_, prec_choice%novr, info) call mld_precset(prec,mld_sub_ovr_, prec_choice%novr, info)
call mld_precset(prec,mld_sub_restr_, prec_choice%restr, info) call mld_precset(prec,mld_sub_restr_, prec_choice%restr, info)
@ -284,7 +289,7 @@ program cf_sample
call mld_precset(prec,mld_sub_fillin_, prec_choice%fill, info) call mld_precset(prec,mld_sub_fillin_, prec_choice%fill, info)
call mld_precset(prec,mld_sub_iluthrs_, prec_choice%thr, info) call mld_precset(prec,mld_sub_iluthrs_, prec_choice%thr, info)
end if end if
end if
! building the preconditioner ! building the preconditioner
t1 = psb_wtime() t1 = psb_wtime()
call mld_precbld(a,desc_a,prec,info) call mld_precbld(a,desc_a,prec,info)
@ -336,6 +341,8 @@ program cf_sample
write(psb_out_unit,'("Total memory occupation for A : ",i12)')amatsize write(psb_out_unit,'("Total memory occupation for A : ",i12)')amatsize
write(psb_out_unit,'("Total memory occupation for DESC_A : ",i12)')descsize write(psb_out_unit,'("Total memory occupation for DESC_A : ",i12)')descsize
write(psb_out_unit,'("Total memory occupation for PREC : ",i12)')precsize write(psb_out_unit,'("Total memory occupation for PREC : ",i12)')precsize
write(psb_out_unit,'("Storage format for A : ",a )')a%get_fmt()
write(psb_out_unit,'("Storage format for DESC_A : ",a )')desc_a%get_fmt()
end if end if
call psb_gather(x_col_glob,x_col,desc_a,info,root=psb_root_) call psb_gather(x_col_glob,x_col,desc_a,info,root=psb_root_)
@ -366,6 +373,7 @@ program cf_sample
call psb_spfree(a, desc_a,info) call psb_spfree(a, desc_a,info)
call mld_precfree(prec,info) call mld_precfree(prec,info)
call psb_cdfree(desc_a,info) call psb_cdfree(desc_a,info)
call psb_exit(ictxt) call psb_exit(ictxt)
stop stop
@ -418,15 +426,17 @@ contains
call read_data(prec%smther,psb_inp_unit) ! Smoother type. call read_data(prec%smther,psb_inp_unit) ! Smoother type.
call read_data(prec%aggrkind,psb_inp_unit) ! smoothed/raw aggregatin call read_data(prec%aggrkind,psb_inp_unit) ! smoothed/raw aggregatin
call read_data(prec%aggr_alg,psb_inp_unit) ! local or global aggregation call read_data(prec%aggr_alg,psb_inp_unit) ! local or global aggregation
call read_data(prec%aggr_ord,psb_inp_unit) ! Ordering for aggregation
call read_data(prec%mltype,psb_inp_unit) ! additive or multiplicative 2nd level prec call read_data(prec%mltype,psb_inp_unit) ! additive or multiplicative 2nd level prec
call read_data(prec%smthpos,psb_inp_unit) ! side: pre, post, both smoothing call read_data(prec%smthpos,psb_inp_unit) ! side: pre, post, both smoothing
call read_data(prec%cmat,psb_inp_unit) ! coarse mat call read_data(prec%cmat,psb_inp_unit) ! coarse mat
call read_data(prec%csolve,psb_inp_unit) ! Factorization type: ILU, SuperLU, UMFPACK. call read_data(prec%csolve,psb_inp_unit) ! Factorization type: BJAC, SuperLU, UMFPACK.
call read_data(prec%csbsolve,psb_inp_unit) ! Factorization type: ILU, SuperLU, UMFPACK. call read_data(prec%csbsolve,psb_inp_unit) ! Factorization type: ILU, SuperLU, UMFPACK.
call read_data(prec%cfill,psb_inp_unit) ! Fill-in for factorization call read_data(prec%cfill,psb_inp_unit) ! Fill-in for factorization
call read_data(prec%cthres,psb_inp_unit) ! Threshold for fact. ILU(T) call read_data(prec%cthres,psb_inp_unit) ! Threshold for fact. ILU(T)
call read_data(prec%cjswp,psb_inp_unit) ! Jacobi sweeps call read_data(prec%cjswp,psb_inp_unit) ! Jacobi sweeps
call read_data(prec%athres,psb_inp_unit) ! smoother aggr thresh call read_data(prec%athres,psb_inp_unit) ! smoother aggr thresh
call read_data(prec%ascale,psb_inp_unit) ! smoother aggr thresh
end if end if
end if end if
@ -441,7 +451,6 @@ contains
call psb_bcast(icontxt,itrace) call psb_bcast(icontxt,itrace)
call psb_bcast(icontxt,irst) call psb_bcast(icontxt,irst)
call psb_bcast(icontxt,eps) call psb_bcast(icontxt,eps)
call psb_bcast(icontxt,prec%descr) ! verbose description of the prec call psb_bcast(icontxt,prec%descr) ! verbose description of the prec
call psb_bcast(icontxt,prec%prec) ! overall prectype call psb_bcast(icontxt,prec%prec) ! overall prectype
call psb_bcast(icontxt,prec%novr) ! number of overlap layers call psb_bcast(icontxt,prec%novr) ! number of overlap layers
@ -456,6 +465,7 @@ contains
call psb_bcast(icontxt,prec%nlev) ! Number of levels in multilevel prec. call psb_bcast(icontxt,prec%nlev) ! Number of levels in multilevel prec.
call psb_bcast(icontxt,prec%aggrkind) ! smoothed/raw aggregatin call psb_bcast(icontxt,prec%aggrkind) ! smoothed/raw aggregatin
call psb_bcast(icontxt,prec%aggr_alg) ! local or global aggregation call psb_bcast(icontxt,prec%aggr_alg) ! local or global aggregation
call psb_bcast(icontxt,prec%aggr_ord) ! Ordering for aggregation
call psb_bcast(icontxt,prec%mltype) ! additive or multiplicative 2nd level prec call psb_bcast(icontxt,prec%mltype) ! additive or multiplicative 2nd level prec
call psb_bcast(icontxt,prec%smthpos) ! side: pre, post, both smoothing call psb_bcast(icontxt,prec%smthpos) ! side: pre, post, both smoothing
call psb_bcast(icontxt,prec%cmat) ! coarse mat call psb_bcast(icontxt,prec%cmat) ! coarse mat
@ -465,6 +475,7 @@ contains
call psb_bcast(icontxt,prec%cthres) ! Threshold for fact. ILU(T) call psb_bcast(icontxt,prec%cthres) ! Threshold for fact. ILU(T)
call psb_bcast(icontxt,prec%cjswp) ! Jacobi sweeps call psb_bcast(icontxt,prec%cjswp) ! Jacobi sweeps
call psb_bcast(icontxt,prec%athres) ! smoother aggr thresh call psb_bcast(icontxt,prec%athres) ! smoother aggr thresh
call psb_bcast(icontxt,prec%ascale) ! smoother aggr scale factor
end if end if
end subroutine get_parms end subroutine get_parms

@ -62,6 +62,7 @@ program df_sample
integer(psb_ipk_) :: nlev ! number of levels in multilevel prec. integer(psb_ipk_) :: nlev ! number of levels in multilevel prec.
character(len=16) :: aggrkind ! smoothed, raw aggregation character(len=16) :: aggrkind ! smoothed, raw aggregation
character(len=16) :: aggr_alg ! aggregation algorithm (currently only decoupled) character(len=16) :: aggr_alg ! aggregation algorithm (currently only decoupled)
character(len=16) :: aggr_ord ! Ordering for aggregation
character(len=16) :: mltype ! additive or multiplicative multi-level prec character(len=16) :: mltype ! additive or multiplicative multi-level prec
character(len=16) :: smthpos ! side: pre, post, both smoothing character(len=16) :: smthpos ! side: pre, post, both smoothing
character(len=16) :: cmat ! coarse mat: distributed, replicated character(len=16) :: cmat ! coarse mat: distributed, replicated
@ -74,8 +75,6 @@ program df_sample
real(psb_dpk_) :: ascale ! smoothed aggregation scale factor real(psb_dpk_) :: ascale ! smoothed aggregation scale factor
end type precdata end type precdata
type(precdata) :: prec_choice type(precdata) :: prec_choice
type(mld_d_jac_smoother_type) :: dbsmth
type(mld_d_bwgs_solver_type) :: dbwgs
! sparse matrices ! sparse matrices
type(psb_dspmat_type) :: a, aux_a type(psb_dspmat_type) :: a, aux_a
@ -106,12 +105,12 @@ program df_sample
character(len=40) :: fprefix character(len=40) :: fprefix
! other variables ! other variables
integer(psb_ipk_) :: i,info,j,m_problem, lbw,ubw,prf integer(psb_ipk_) :: i,info,j,m_problem
integer(psb_ipk_) :: internal, m,ii,nnzero integer(psb_ipk_) :: internal, m,ii,nnzero
real(psb_dpk_) :: t1, t2, tprec real(psb_dpk_) :: t1, t2, tprec
real(psb_dpk_) :: r_amax, b_amax, scale,resmx,resmxp real(psb_dpk_) :: r_amax, b_amax, scale,resmx,resmxp
integer(psb_ipk_) :: nrhs, nrow, n_row, dim, nv, ne integer(psb_ipk_) :: nrhs, nrow, n_row, dim, nv, ne
integer(psb_ipk_), allocatable :: ivg(:), ipv(:),perm(:) integer(psb_ipk_), allocatable :: ivg(:), ipv(:)
call psb_init(ictxt) call psb_init(ictxt)
call psb_info(ictxt,iam,np) call psb_info(ictxt,iam,np)
@ -127,7 +126,6 @@ program df_sample
if(psb_get_errstatus() /= 0) goto 9999 if(psb_get_errstatus() /= 0) goto 9999
info=psb_success_ info=psb_success_
call psb_set_errverbosity(itwo) call psb_set_errverbosity(itwo)
call psb_cd_set_large_threshold(itwo)
! !
! Hello world ! Hello world
! !
@ -194,6 +192,7 @@ program df_sample
b_col_glob(i) = 1.d0 b_col_glob(i) = 1.d0
enddo enddo
endif endif
call psb_bcast(ictxt,b_col_glob(1:m_problem))
else else
call psb_bcast(ictxt,m_problem) call psb_bcast(ictxt,m_problem)
call psb_realloc(m_problem,1,aux_b,ircode) call psb_realloc(m_problem,1,aux_b,ircode)
@ -202,34 +201,8 @@ program df_sample
goto 9999 goto 9999
endif endif
b_col_glob =>aux_b(:,1) b_col_glob =>aux_b(:,1)
end if
!
! Renumbering?
!
if (iam==psb_root_) then
renum='NONE'
call psb_cmp_bwpf(aux_a,lbw,ubw,prf,info)
write(*,*) 'Bandwidth and profile (original): ',lbw,ubw,prf
write(*,*) 'Renumbering algorithm : ',psb_toupper(renum)
if (trim(psb_toupper(renum))/='NONE') then
call psb_mat_renum(renum,aux_a,info,perm=perm)
if (info /= 0) then
write(0,*) 'Error from RENUM',info
goto 9999
end if
call psb_gelp('N',perm(1:m_problem),&
& b_col_glob(1:m_problem),info)
call psb_cmp_bwpf(aux_a,lbw,ubw,prf,info)
end if
write(*,*) 'Bandwidth and profile (renumbrd):',lbw,ubw,prf
end if
call psb_bcast(ictxt,b_col_glob(1:m_problem)) call psb_bcast(ictxt,b_col_glob(1:m_problem))
end if
call aux_a%clean_zeros(info)
! switch over different partition types ! switch over different partition types
if (ipart == 0) then if (ipart == 0) then
@ -283,7 +256,6 @@ program df_sample
if (psb_toupper(prec_choice%prec) == 'ML') then if (psb_toupper(prec_choice%prec) == 'ML') then
nlv = prec_choice%nlev nlv = prec_choice%nlev
call mld_precinit(prec,prec_choice%prec,info,nlev=nlv) call mld_precinit(prec,prec_choice%prec,info,nlev=nlv)
call mld_precset(prec,mld_smoother_type_, prec_choice%smther, info) call mld_precset(prec,mld_smoother_type_, prec_choice%smther, info)
call mld_precset(prec,mld_smoother_sweeps_, prec_choice%jsweeps, info) call mld_precset(prec,mld_smoother_sweeps_, prec_choice%jsweeps, info)
call mld_precset(prec,mld_sub_ovr_, prec_choice%novr, info) call mld_precset(prec,mld_sub_ovr_, prec_choice%novr, info)
@ -294,22 +266,17 @@ program df_sample
call mld_precset(prec,mld_sub_iluthrs_, prec_choice%thr, info) call mld_precset(prec,mld_sub_iluthrs_, prec_choice%thr, info)
call mld_precset(prec,mld_aggr_kind_, prec_choice%aggrkind,info) call mld_precset(prec,mld_aggr_kind_, prec_choice%aggrkind,info)
call mld_precset(prec,mld_aggr_alg_, prec_choice%aggr_alg,info) call mld_precset(prec,mld_aggr_alg_, prec_choice%aggr_alg,info)
call mld_precset(prec,mld_aggr_ord_, prec_choice%aggr_ord,info)
call mld_precset(prec,mld_ml_type_, prec_choice%mltype, info) call mld_precset(prec,mld_ml_type_, prec_choice%mltype, info)
call mld_precset(prec,mld_smoother_pos_, prec_choice%smthpos, info) call mld_precset(prec,mld_smoother_pos_, prec_choice%smthpos, info)
call mld_precset(prec,mld_aggr_scale_, prec_choice%ascale, info) call mld_precset(prec,mld_aggr_scale_, prec_choice%ascale, info)
call mld_precset(prec,mld_aggr_thresh_, prec_choice%athres, info) call mld_precset(prec,mld_aggr_thresh_, prec_choice%athres, info)
call mld_precset(prec,mld_coarse_solve_, prec_choice%csolve, info) call mld_precset(prec,mld_coarse_solve_, prec_choice%csolve, info)
call mld_precset(prec,mld_coarse_sweeps_, 4, info)
call mld_precset(prec,mld_coarse_subsolve_, prec_choice%csbsolve,info) call mld_precset(prec,mld_coarse_subsolve_, prec_choice%csbsolve,info)
call mld_precset(prec,mld_coarse_mat_, prec_choice%cmat, info) call mld_precset(prec,mld_coarse_mat_, prec_choice%cmat, info)
call mld_precset(prec,mld_coarse_fillin_, prec_choice%cfill, info) call mld_precset(prec,mld_coarse_fillin_, prec_choice%cfill, info)
call mld_precset(prec,mld_coarse_iluthrs_, prec_choice%cthres, info) call mld_precset(prec,mld_coarse_iluthrs_, prec_choice%cthres, info)
call mld_precset(prec,mld_coarse_sweeps_, prec_choice%cjswp, info) call mld_precset(prec,mld_coarse_sweeps_, prec_choice%cjswp, info)
call prec%set(dbsmth,info,pos='post')
call prec%set('sub_solve','gs',info,pos='post')
call prec%set('sub_solve','bwgs',info,pos='pre')
call mld_precset(prec,'solver_sweeps', 4, info, pos='pre')
call mld_precset(prec,'solver_sweeps', 4, info, pos='post')
else else
nlv = 1 nlv = 1
call mld_precinit(prec,prec_choice%prec,info) call mld_precinit(prec,prec_choice%prec,info)
@ -339,11 +306,6 @@ program df_sample
write(psb_out_unit,'(" ")') write(psb_out_unit,'(" ")')
end if end if
write(fprefix,'(a,i3.3,a,i3.3)') 'proc-',iam,'-',np
call prec%dump(info,head='Pressure test case',ac=.true.)
iparm = 0 iparm = 0
call psb_barrier(ictxt) call psb_barrier(ictxt)
t1 = psb_wtime() t1 = psb_wtime()
@ -418,7 +380,6 @@ program df_sample
9999 continue 9999 continue
call psb_error(ictxt) call psb_error(ictxt)
contains contains
! !
! get iteration parameters from standard input ! get iteration parameters from standard input
@ -465,6 +426,7 @@ contains
call read_data(prec%smther,psb_inp_unit) ! Smoother type. call read_data(prec%smther,psb_inp_unit) ! Smoother type.
call read_data(prec%aggrkind,psb_inp_unit) ! smoothed/raw aggregatin call read_data(prec%aggrkind,psb_inp_unit) ! smoothed/raw aggregatin
call read_data(prec%aggr_alg,psb_inp_unit) ! local or global aggregation call read_data(prec%aggr_alg,psb_inp_unit) ! local or global aggregation
call read_data(prec%aggr_ord,psb_inp_unit) ! Ordering for aggregation
call read_data(prec%mltype,psb_inp_unit) ! additive or multiplicative 2nd level prec call read_data(prec%mltype,psb_inp_unit) ! additive or multiplicative 2nd level prec
call read_data(prec%smthpos,psb_inp_unit) ! side: pre, post, both smoothing call read_data(prec%smthpos,psb_inp_unit) ! side: pre, post, both smoothing
call read_data(prec%cmat,psb_inp_unit) ! coarse mat call read_data(prec%cmat,psb_inp_unit) ! coarse mat
@ -503,6 +465,7 @@ contains
call psb_bcast(icontxt,prec%nlev) ! Number of levels in multilevel prec. call psb_bcast(icontxt,prec%nlev) ! Number of levels in multilevel prec.
call psb_bcast(icontxt,prec%aggrkind) ! smoothed/raw aggregatin call psb_bcast(icontxt,prec%aggrkind) ! smoothed/raw aggregatin
call psb_bcast(icontxt,prec%aggr_alg) ! local or global aggregation call psb_bcast(icontxt,prec%aggr_alg) ! local or global aggregation
call psb_bcast(icontxt,prec%aggr_ord) ! Ordering for aggregation
call psb_bcast(icontxt,prec%mltype) ! additive or multiplicative 2nd level prec call psb_bcast(icontxt,prec%mltype) ! additive or multiplicative 2nd level prec
call psb_bcast(icontxt,prec%smthpos) ! side: pre, post, both smoothing call psb_bcast(icontxt,prec%smthpos) ! side: pre, post, both smoothing
call psb_bcast(icontxt,prec%cmat) ! coarse mat call psb_bcast(icontxt,prec%cmat) ! coarse mat

@ -10,24 +10,26 @@ CSR ! Storage format: CSR COO JAD
30 ! IRST (restart for RGMRES and BiCGSTABL) 30 ! IRST (restart for RGMRES and BiCGSTABL)
1.d-5 ! EPS 1.d-5 ! EPS
3L-M-RAS-I-D4 ! Longer descriptive name for preconditioner (up to 20 chars) 3L-M-RAS-I-D4 ! Longer descriptive name for preconditioner (up to 20 chars)
ML ! Preconditioner type: NONE DIAG BJAC AS ML ML ! Preconditioner type: NONE JACOBI BJAC AS ML
0 ! Number of overlap layers for AS preconditioner 0 ! Number of overlap layers for AS preconditioner
HALO ! AS restriction operator: NONE HALO HALO ! AS restriction operator: NONE HALO
NONE ! AS prolongation operator: NONE SUM AVG NONE ! AS prolongation operator: NONE SUM AVG
ILU ! AS subdomain solver: ILU MILU ILUT UMF SLU MUMPS ILU ! AS subdomain solver: DSCALE ILU MILU ILUT UMF SLU MUMPS
1 ! Fill level P for ILU(P) and ILU(T,P) 1 ! Fill level P for ILU(P) and ILU(T,P)
1.d-4 ! Threshold T for ILU(T,P) 1.d-4 ! Threshold T for ILU(T,P)
1 ! Jacobi sweeps 1 ! Jacobi sweeps for base smoother
3 ! Number of levels in a multilevel preconditioner 3 ! Number of levels in a multilevel preconditioner
AS ! Smoother type JACOBI BJAC AS ignored for non-ML AS ! Smoother type JACOBI BJAC AS ignored for non-ML
SMOOTHED ! Type of aggregation: SMOOTHED NONSMOOTHED MINENERGY SMOOTHED ! Type of aggregation: SMOOTHED NONSMOOTHED
DEC ! Type of aggregation: DEC DEC ! Type of aggregation: DEC
NATURAL ! Ordering of aggregation NATURAL DEGREE
MULT ! Type of multilevel correction: ADD MULT MULT ! Type of multilevel correction: ADD MULT
POST ! Side of multiplicative correction PRE POST TWOSIDE (ignored for ADD) POST ! Side of multiplicative correction PRE POST TWOSIDE (ignored for ADD)
DIST ! Coarsest-level matrix distribution: DIST REPL REPL ! Coarsest-level matrix distribution: DIST REPL
BJAC ! Coarsest-level solver: BJAC UMF SLU SLUDIST MUMPS BJAC ! Coarsest-level solver: JACOBI BJAC UMF SLU SLUDIST MUMPS
ILU ! Coarsest-level subsolver: ILU UMF SLU SLUDIST MUMPS ILU ! Coarsest-level subsolver: ILU UMF SLU MUMPS SLUDIST (DSCALE for JACOBI)
0 ! Coarsest-level fillin P for ILU(P) and ILU(T,P) 0 ! Coarsest-level fillin P for ILU(P) and ILU(T,P)
1.d-4 ! Coarsest-level threshold T for ILU(T,P) 1.d-4 ! Coarsest-level threshold T for ILU(T,P)
4 ! Number of Jacobi sweeps for BJAC coarsest-level solver 4 ! Number of Jacobi sweeps for BJAC/PJAC coarsest-level solver
0.10d0 ! Smoothed aggregation threshold: >= 0.0 0.0125d0 ! Smoothed aggregation threshold: >= 0.0
0.5 ! Smoothed aggregation scaling factor.

@ -9,7 +9,7 @@ CSR ! Storage format: CSR COO JAD
01 ! ITRACE 01 ! ITRACE
30 ! IRST (restart for RGMRES and BiCGSTABL) 30 ! IRST (restart for RGMRES and BiCGSTABL)
1.d-6 ! EPS 1.d-6 ! EPS
5L-M-RAS-I-UR ! Longer descriptive name for preconditioner (up to 20 chars) 4L-M-RAS-I-UR ! Longer descriptive name for preconditioner (up to 20 chars)
ML ! Preconditioner type: NONE JACOBI BJAC AS ML ML ! Preconditioner type: NONE JACOBI BJAC AS ML
0 ! Number of overlap layers for AS preconditioner 0 ! Number of overlap layers for AS preconditioner
HALO ! AS restriction operator: NONE HALO HALO ! AS restriction operator: NONE HALO
@ -22,12 +22,13 @@ GS ! AS subdomain solver: DSCALE ILU MILU ILUT UMF SLU
BJAC ! Smoother type JACOBI BJAC AS ignored for non-ML BJAC ! Smoother type JACOBI BJAC AS ignored for non-ML
SMOOTHED ! Type of aggregation: SMOOTHED NONSMOOTHED SMOOTHED ! Type of aggregation: SMOOTHED NONSMOOTHED
DEC ! Type of aggregation: DEC DEC ! Type of aggregation: DEC
NATURAL ! Ordering of aggregation NATURAL DEGREE
MULT ! Type of multilevel correction: ADD MULT MULT ! Type of multilevel correction: ADD MULT
TWOSIDE ! Side of correction PRE POST TWOSIDE (ignored for ADD) POST ! Side of multiplicative correction PRE POST TWOSIDE (ignored for ADD)
DIST ! Coarsest-level matrix distribution: DIST REPL REPL ! Coarsest-level matrix distribution: DIST REPL
BJAC ! Coarsest-level solver: JACOBI BJAC UMF SLU MUMPS SLUDIST BJAC ! Coarsest-level solver: JACOBI BJAC UMF SLU SLUDIST MUMPS
GS ! Coarsest-level subsolver: ILU UMF SLU MUMPS SLUDIST (DSCALE for JACOBI) ILU ! Coarsest-level subsolver: ILU UMF SLU MUMPS SLUDIST (DSCALE for JACOBI)
1 ! Coarsest-level fillin P for ILU(P) and ILU(T,P) 0 ! Coarsest-level fillin P for ILU(P) and ILU(T,P)
1.d-4 ! Coarsest-level threshold T for ILU(T,P) 1.d-4 ! Coarsest-level threshold T for ILU(T,P)
4 ! Number of Jacobi sweeps for BJAC/PJAC coarsest-level solver 4 ! Number of Jacobi sweeps for BJAC/PJAC coarsest-level solver
0.0125d0 ! Smoothed aggregation threshold: >= 0.0 0.0125d0 ! Smoothed aggregation threshold: >= 0.0

@ -10,24 +10,26 @@ CSR ! Storage format: CSR COO JAD
30 ! IRST (restart for RGMRES and BiCGSTABL) 30 ! IRST (restart for RGMRES and BiCGSTABL)
1.d-5 ! EPS 1.d-5 ! EPS
3L-M-RAS-I-D4 ! Longer descriptive name for preconditioner (up to 20 chars) 3L-M-RAS-I-D4 ! Longer descriptive name for preconditioner (up to 20 chars)
ML ! Preconditioner type: NONE DIAG BJAC AS ML ML ! Preconditioner type: NONE JACOBI BJAC AS ML
0 ! Number of overlap layers for AS preconditioner 0 ! Number of overlap layers for AS preconditioner
HALO ! AS restriction operator: NONE HALO HALO ! AS restriction operator: NONE HALO
NONE ! AS prolongation operator: NONE SUM AVG NONE ! AS prolongation operator: NONE SUM AVG
ILU ! AS subdomain solver: ILU MILU ILUT UMF SLU MUMPS ILU ! AS subdomain solver: DSCALE ILU MILU ILUT UMF SLU MUMPS
1 ! Fill level P for ILU(P) and ILU(T,P) 1 ! Fill level P for ILU(P) and ILU(T,P)
1.d-4 ! Threshold T for ILU(T,P) 1.d-4 ! Threshold T for ILU(T,P)
1 ! Jacobi sweeps 4 ! Number of Jacobi sweeps for base smoother
3 ! Number of levels in a multilevel preconditioner 4 ! Number of levels in a multilevel preconditioner
AS ! Smoother type JACOBI BJAC AS ignored for non-ML BJAC ! Smoother type JACOBI BJAC AS ignored for non-ML
SMOOTHED ! Type of aggregation: SMOOTHED NONSMOOTHED MINENERGY SMOOTHED ! Type of aggregation: SMOOTHED NONSMOOTHED
DEC ! Type of aggregation: DEC DEC ! Type of aggregation: DEC
NATURAL ! Ordering of aggregation NATURAL DEGREE
MULT ! Type of multilevel correction: ADD MULT MULT ! Type of multilevel correction: ADD MULT
POST ! Side of multiplicative correction PRE POST TWOSIDE (ignored for ADD) POST ! Side of multiplicative correction PRE POST TWOSIDE (ignored for ADD)
DIST ! Coarsest-level matrix distribution: DIST REPL REPL ! Coarsest-level matrix distribution: DIST REPL
BJAC ! Coarsest-level solver: BJAC UMF SLU SLUDIST MUMPS BJAC ! Coarsest-level solver: JACOBI BJAC UMF SLU SLUDIST MUMPS
ILU ! Coarsest-level subsolver: ILU UMF SLU SLUDIST MUMPS ILU ! Coarsest-level subsolver: ILU UMF SLU MUMPS SLUDIST (DSCALE for JACOBI)
0 ! Coarsest-level fillin P for ILU(P) and ILU(T,P) 0 ! Coarsest-level fillin P for ILU(P) and ILU(T,P)
1.d-4 ! Coarsest-level threshold T for ILU(T,P) 1.d-4 ! Coarsest-level threshold T for ILU(T,P)
4 ! Number of Jacobi sweeps for BJAC coarsest-level solver 4 ! Number of Jacobi sweeps for BJAC/PJAC coarsest-level solver
0.10d0 ! Smoothed aggregation threshold: >= 0.0 0.0125d0 ! Smoothed aggregation threshold: >= 0.0
0.5 ! Smoothed aggregation scaling factor.

@ -14,20 +14,22 @@ ML ! Preconditioner type: NONE JACOBI BJAC AS ML
0 ! Number of overlap layers for AS preconditioner 0 ! Number of overlap layers for AS preconditioner
HALO ! AS restriction operator: NONE HALO HALO ! AS restriction operator: NONE HALO
NONE ! AS prolongation operator: NONE SUM AVG NONE ! AS prolongation operator: NONE SUM AVG
ILU ! AS subdomain solver: ILU MILU ILUT UMF SLU MUMPS ILU ! AS subdomain solver: DSCALE ILU MILU ILUT UMF SLU MUMPS
1 ! Fill level P for ILU(P) and ILU(T,P) 1 ! Fill level P for ILU(P) and ILU(T,P)
1.d-4 ! Threshold T for ILU(T,P) 1.d-4 ! Threshold T for ILU(T,P)
4 ! Number of Jacobi sweeps for base smoother 4 ! Number of Jacobi sweeps for base smoother
3 ! Number of levels in a multilevel preconditioner 4 ! Number of levels in a multilevel preconditioner
AS ! Smoother type JACOBI BJAC AS ignored for non-ML BJAC ! Smoother type JACOBI BJAC AS ignored for non-ML
SMOOTHED ! Type of aggregation: SMOOTHED NONSMOOTHED MINENERGY SMOOTHED ! Type of aggregation: SMOOTHED NONSMOOTHED
DEC ! Type of aggregation: DEC DEC ! Type of aggregation: DEC
NATURAL ! Ordering of aggregation NATURAL DEGREE
MULT ! Type of multilevel correction: ADD MULT MULT ! Type of multilevel correction: ADD MULT
POST ! Side of multiplicative correction PRE POST TWOSIDE (ignored for ADD) POST ! Side of multiplicative correction PRE POST TWOSIDE (ignored for ADD)
REPL ! Coarsest-level matrix distribution: DIST REPL REPL ! Coarsest-level matrix distribution: DIST REPL
BJAC ! Coarsest-level solver: JACOBI BJAC UMF SLU SLUDIST MUMPS BJAC ! Coarsest-level solver: JACOBI BJAC UMF SLU SLUDIST MUMPS
UMF ! Coarsest-level subsolver: ILU UMF SLU MUMPS SLUDIST (DSCALE for JACOBI) ILU ! Coarsest-level subsolver: ILU UMF SLU MUMPS SLUDIST (DSCALE for JACOBI)
0 ! Coarsest-level fillin P for ILU(P) and ILU(T,P) 0 ! Coarsest-level fillin P for ILU(P) and ILU(T,P)
1.d-4 ! Coarsest-level threshold T for ILU(T,P) 1.d-4 ! Coarsest-level threshold T for ILU(T,P)
4 ! Number of Jacobi sweeps for BJAC coarsest-level solver 4 ! Number of Jacobi sweeps for BJAC/PJAC coarsest-level solver
0.10d0 ! Smoothed aggregation threshold: >= 0.0 0.0125d0 ! Smoothed aggregation threshold: >= 0.0
0.5 ! Smoothed aggregation scaling factor.

@ -62,6 +62,7 @@ program sf_sample
integer(psb_ipk_) :: nlev ! number of levels in multilevel prec. integer(psb_ipk_) :: nlev ! number of levels in multilevel prec.
character(len=16) :: aggrkind ! smoothed, raw aggregation character(len=16) :: aggrkind ! smoothed, raw aggregation
character(len=16) :: aggr_alg ! aggregation algorithm (currently only decoupled) character(len=16) :: aggr_alg ! aggregation algorithm (currently only decoupled)
character(len=16) :: aggr_ord ! Ordering for aggregation
character(len=16) :: mltype ! additive or multiplicative multi-level prec character(len=16) :: mltype ! additive or multiplicative multi-level prec
character(len=16) :: smthpos ! side: pre, post, both smoothing character(len=16) :: smthpos ! side: pre, post, both smoothing
character(len=16) :: cmat ! coarse mat: distributed, replicated character(len=16) :: cmat ! coarse mat: distributed, replicated
@ -71,6 +72,7 @@ program sf_sample
real(psb_spk_) :: cthres ! threshold for coarse fact. ILU(T) real(psb_spk_) :: cthres ! threshold for coarse fact. ILU(T)
integer(psb_ipk_) :: cjswp ! block-Jacobi sweeps integer(psb_ipk_) :: cjswp ! block-Jacobi sweeps
real(psb_spk_) :: athres ! smoothed aggregation threshold real(psb_spk_) :: athres ! smoothed aggregation threshold
real(psb_spk_) :: ascale ! smoothed aggregation scale factor
end type precdata end type precdata
type(precdata) :: prec_choice type(precdata) :: prec_choice
@ -264,8 +266,10 @@ program sf_sample
call mld_precset(prec,mld_sub_iluthrs_, prec_choice%thr, info) call mld_precset(prec,mld_sub_iluthrs_, prec_choice%thr, info)
call mld_precset(prec,mld_aggr_kind_, prec_choice%aggrkind,info) call mld_precset(prec,mld_aggr_kind_, prec_choice%aggrkind,info)
call mld_precset(prec,mld_aggr_alg_, prec_choice%aggr_alg,info) call mld_precset(prec,mld_aggr_alg_, prec_choice%aggr_alg,info)
call mld_precset(prec,mld_aggr_ord_, prec_choice%aggr_ord,info)
call mld_precset(prec,mld_ml_type_, prec_choice%mltype, info) call mld_precset(prec,mld_ml_type_, prec_choice%mltype, info)
call mld_precset(prec,mld_smoother_pos_, prec_choice%smthpos, info) call mld_precset(prec,mld_smoother_pos_, prec_choice%smthpos, info)
call mld_precset(prec,mld_aggr_scale_, prec_choice%ascale, info)
call mld_precset(prec,mld_aggr_thresh_, prec_choice%athres, info) call mld_precset(prec,mld_aggr_thresh_, prec_choice%athres, info)
call mld_precset(prec,mld_coarse_solve_, prec_choice%csolve, info) call mld_precset(prec,mld_coarse_solve_, prec_choice%csolve, info)
call mld_precset(prec,mld_coarse_subsolve_, prec_choice%csbsolve,info) call mld_precset(prec,mld_coarse_subsolve_, prec_choice%csbsolve,info)
@ -276,6 +280,7 @@ program sf_sample
else else
nlv = 1 nlv = 1
call mld_precinit(prec,prec_choice%prec,info) call mld_precinit(prec,prec_choice%prec,info)
if (psb_toupper(prec_choice%prec) /= 'NONE') then
call mld_precset(prec,mld_smoother_sweeps_, prec_choice%jsweeps, info) call mld_precset(prec,mld_smoother_sweeps_, prec_choice%jsweeps, info)
call mld_precset(prec,mld_sub_ovr_, prec_choice%novr, info) call mld_precset(prec,mld_sub_ovr_, prec_choice%novr, info)
call mld_precset(prec,mld_sub_restr_, prec_choice%restr, info) call mld_precset(prec,mld_sub_restr_, prec_choice%restr, info)
@ -284,7 +289,7 @@ program sf_sample
call mld_precset(prec,mld_sub_fillin_, prec_choice%fill, info) call mld_precset(prec,mld_sub_fillin_, prec_choice%fill, info)
call mld_precset(prec,mld_sub_iluthrs_, prec_choice%thr, info) call mld_precset(prec,mld_sub_iluthrs_, prec_choice%thr, info)
end if end if
end if
! building the preconditioner ! building the preconditioner
t1 = psb_wtime() t1 = psb_wtime()
call mld_precbld(a,desc_a,prec,info) call mld_precbld(a,desc_a,prec,info)
@ -336,6 +341,8 @@ program sf_sample
write(psb_out_unit,'("Total memory occupation for A : ",i12)')amatsize write(psb_out_unit,'("Total memory occupation for A : ",i12)')amatsize
write(psb_out_unit,'("Total memory occupation for DESC_A : ",i12)')descsize write(psb_out_unit,'("Total memory occupation for DESC_A : ",i12)')descsize
write(psb_out_unit,'("Total memory occupation for PREC : ",i12)')precsize write(psb_out_unit,'("Total memory occupation for PREC : ",i12)')precsize
write(psb_out_unit,'("Storage format for A : ",a )')a%get_fmt()
write(psb_out_unit,'("Storage format for DESC_A : ",a )')desc_a%get_fmt()
end if end if
call psb_gather(x_col_glob,x_col,desc_a,info,root=psb_root_) call psb_gather(x_col_glob,x_col,desc_a,info,root=psb_root_)
@ -419,15 +426,17 @@ contains
call read_data(prec%smther,psb_inp_unit) ! Smoother type. call read_data(prec%smther,psb_inp_unit) ! Smoother type.
call read_data(prec%aggrkind,psb_inp_unit) ! smoothed/raw aggregatin call read_data(prec%aggrkind,psb_inp_unit) ! smoothed/raw aggregatin
call read_data(prec%aggr_alg,psb_inp_unit) ! local or global aggregation call read_data(prec%aggr_alg,psb_inp_unit) ! local or global aggregation
call read_data(prec%aggr_ord,psb_inp_unit) ! Ordering for aggregation
call read_data(prec%mltype,psb_inp_unit) ! additive or multiplicative 2nd level prec call read_data(prec%mltype,psb_inp_unit) ! additive or multiplicative 2nd level prec
call read_data(prec%smthpos,psb_inp_unit) ! side: pre, post, both smoothing call read_data(prec%smthpos,psb_inp_unit) ! side: pre, post, both smoothing
call read_data(prec%cmat,psb_inp_unit) ! coarse mat call read_data(prec%cmat,psb_inp_unit) ! coarse mat
call read_data(prec%csolve,psb_inp_unit) ! Factorization type: ILU, SuperLU, UMFPACK. call read_data(prec%csolve,psb_inp_unit) ! Factorization type: BJAC, SuperLU, UMFPACK.
call read_data(prec%csbsolve,psb_inp_unit) ! Factorization type: ILU, SuperLU, UMFPACK. call read_data(prec%csbsolve,psb_inp_unit) ! Factorization type: ILU, SuperLU, UMFPACK.
call read_data(prec%cfill,psb_inp_unit) ! Fill-in for factorization call read_data(prec%cfill,psb_inp_unit) ! Fill-in for factorization
call read_data(prec%cthres,psb_inp_unit) ! Threshold for fact. ILU(T) call read_data(prec%cthres,psb_inp_unit) ! Threshold for fact. ILU(T)
call read_data(prec%cjswp,psb_inp_unit) ! Jacobi sweeps call read_data(prec%cjswp,psb_inp_unit) ! Jacobi sweeps
call read_data(prec%athres,psb_inp_unit) ! smoother aggr thresh call read_data(prec%athres,psb_inp_unit) ! smoother aggr thresh
call read_data(prec%ascale,psb_inp_unit) ! smoother aggr thresh
end if end if
end if end if
@ -442,7 +451,6 @@ contains
call psb_bcast(icontxt,itrace) call psb_bcast(icontxt,itrace)
call psb_bcast(icontxt,irst) call psb_bcast(icontxt,irst)
call psb_bcast(icontxt,eps) call psb_bcast(icontxt,eps)
call psb_bcast(icontxt,prec%descr) ! verbose description of the prec call psb_bcast(icontxt,prec%descr) ! verbose description of the prec
call psb_bcast(icontxt,prec%prec) ! overall prectype call psb_bcast(icontxt,prec%prec) ! overall prectype
call psb_bcast(icontxt,prec%novr) ! number of overlap layers call psb_bcast(icontxt,prec%novr) ! number of overlap layers
@ -457,6 +465,7 @@ contains
call psb_bcast(icontxt,prec%nlev) ! Number of levels in multilevel prec. call psb_bcast(icontxt,prec%nlev) ! Number of levels in multilevel prec.
call psb_bcast(icontxt,prec%aggrkind) ! smoothed/raw aggregatin call psb_bcast(icontxt,prec%aggrkind) ! smoothed/raw aggregatin
call psb_bcast(icontxt,prec%aggr_alg) ! local or global aggregation call psb_bcast(icontxt,prec%aggr_alg) ! local or global aggregation
call psb_bcast(icontxt,prec%aggr_ord) ! Ordering for aggregation
call psb_bcast(icontxt,prec%mltype) ! additive or multiplicative 2nd level prec call psb_bcast(icontxt,prec%mltype) ! additive or multiplicative 2nd level prec
call psb_bcast(icontxt,prec%smthpos) ! side: pre, post, both smoothing call psb_bcast(icontxt,prec%smthpos) ! side: pre, post, both smoothing
call psb_bcast(icontxt,prec%cmat) ! coarse mat call psb_bcast(icontxt,prec%cmat) ! coarse mat
@ -466,6 +475,7 @@ contains
call psb_bcast(icontxt,prec%cthres) ! Threshold for fact. ILU(T) call psb_bcast(icontxt,prec%cthres) ! Threshold for fact. ILU(T)
call psb_bcast(icontxt,prec%cjswp) ! Jacobi sweeps call psb_bcast(icontxt,prec%cjswp) ! Jacobi sweeps
call psb_bcast(icontxt,prec%athres) ! smoother aggr thresh call psb_bcast(icontxt,prec%athres) ! smoother aggr thresh
call psb_bcast(icontxt,prec%ascale) ! smoother aggr scale factor
end if end if
end subroutine get_parms end subroutine get_parms

@ -62,6 +62,7 @@ program zf_sample
integer(psb_ipk_) :: nlev ! number of levels in multilevel prec. integer(psb_ipk_) :: nlev ! number of levels in multilevel prec.
character(len=16) :: aggrkind ! smoothed, raw aggregation character(len=16) :: aggrkind ! smoothed, raw aggregation
character(len=16) :: aggr_alg ! aggregation algorithm (currently only decoupled) character(len=16) :: aggr_alg ! aggregation algorithm (currently only decoupled)
character(len=16) :: aggr_ord ! Ordering for aggregation
character(len=16) :: mltype ! additive or multiplicative multi-level prec character(len=16) :: mltype ! additive or multiplicative multi-level prec
character(len=16) :: smthpos ! side: pre, post, both smoothing character(len=16) :: smthpos ! side: pre, post, both smoothing
character(len=16) :: cmat ! coarse mat: distributed, replicated character(len=16) :: cmat ! coarse mat: distributed, replicated
@ -71,6 +72,7 @@ program zf_sample
real(psb_dpk_) :: cthres ! threshold for coarse fact. ILU(T) real(psb_dpk_) :: cthres ! threshold for coarse fact. ILU(T)
integer(psb_ipk_) :: cjswp ! block-Jacobi sweeps integer(psb_ipk_) :: cjswp ! block-Jacobi sweeps
real(psb_dpk_) :: athres ! smoothed aggregation threshold real(psb_dpk_) :: athres ! smoothed aggregation threshold
real(psb_dpk_) :: ascale ! smoothed aggregation scale factor
end type precdata end type precdata
type(precdata) :: prec_choice type(precdata) :: prec_choice
@ -264,8 +266,10 @@ program zf_sample
call mld_precset(prec,mld_sub_iluthrs_, prec_choice%thr, info) call mld_precset(prec,mld_sub_iluthrs_, prec_choice%thr, info)
call mld_precset(prec,mld_aggr_kind_, prec_choice%aggrkind,info) call mld_precset(prec,mld_aggr_kind_, prec_choice%aggrkind,info)
call mld_precset(prec,mld_aggr_alg_, prec_choice%aggr_alg,info) call mld_precset(prec,mld_aggr_alg_, prec_choice%aggr_alg,info)
call mld_precset(prec,mld_aggr_ord_, prec_choice%aggr_ord,info)
call mld_precset(prec,mld_ml_type_, prec_choice%mltype, info) call mld_precset(prec,mld_ml_type_, prec_choice%mltype, info)
call mld_precset(prec,mld_smoother_pos_, prec_choice%smthpos, info) call mld_precset(prec,mld_smoother_pos_, prec_choice%smthpos, info)
call mld_precset(prec,mld_aggr_scale_, prec_choice%ascale, info)
call mld_precset(prec,mld_aggr_thresh_, prec_choice%athres, info) call mld_precset(prec,mld_aggr_thresh_, prec_choice%athres, info)
call mld_precset(prec,mld_coarse_solve_, prec_choice%csolve, info) call mld_precset(prec,mld_coarse_solve_, prec_choice%csolve, info)
call mld_precset(prec,mld_coarse_subsolve_, prec_choice%csbsolve,info) call mld_precset(prec,mld_coarse_subsolve_, prec_choice%csbsolve,info)
@ -276,6 +280,7 @@ program zf_sample
else else
nlv = 1 nlv = 1
call mld_precinit(prec,prec_choice%prec,info) call mld_precinit(prec,prec_choice%prec,info)
if (psb_toupper(prec_choice%prec) /= 'NONE') then
call mld_precset(prec,mld_smoother_sweeps_, prec_choice%jsweeps, info) call mld_precset(prec,mld_smoother_sweeps_, prec_choice%jsweeps, info)
call mld_precset(prec,mld_sub_ovr_, prec_choice%novr, info) call mld_precset(prec,mld_sub_ovr_, prec_choice%novr, info)
call mld_precset(prec,mld_sub_restr_, prec_choice%restr, info) call mld_precset(prec,mld_sub_restr_, prec_choice%restr, info)
@ -284,7 +289,7 @@ program zf_sample
call mld_precset(prec,mld_sub_fillin_, prec_choice%fill, info) call mld_precset(prec,mld_sub_fillin_, prec_choice%fill, info)
call mld_precset(prec,mld_sub_iluthrs_, prec_choice%thr, info) call mld_precset(prec,mld_sub_iluthrs_, prec_choice%thr, info)
end if end if
end if
! building the preconditioner ! building the preconditioner
t1 = psb_wtime() t1 = psb_wtime()
call mld_precbld(a,desc_a,prec,info) call mld_precbld(a,desc_a,prec,info)
@ -336,6 +341,8 @@ program zf_sample
write(psb_out_unit,'("Total memory occupation for A : ",i12)')amatsize write(psb_out_unit,'("Total memory occupation for A : ",i12)')amatsize
write(psb_out_unit,'("Total memory occupation for DESC_A : ",i12)')descsize write(psb_out_unit,'("Total memory occupation for DESC_A : ",i12)')descsize
write(psb_out_unit,'("Total memory occupation for PREC : ",i12)')precsize write(psb_out_unit,'("Total memory occupation for PREC : ",i12)')precsize
write(psb_out_unit,'("Storage format for A : ",a )')a%get_fmt()
write(psb_out_unit,'("Storage format for DESC_A : ",a )')desc_a%get_fmt()
end if end if
call psb_gather(x_col_glob,x_col,desc_a,info,root=psb_root_) call psb_gather(x_col_glob,x_col,desc_a,info,root=psb_root_)
@ -366,6 +373,7 @@ program zf_sample
call psb_spfree(a, desc_a,info) call psb_spfree(a, desc_a,info)
call mld_precfree(prec,info) call mld_precfree(prec,info)
call psb_cdfree(desc_a,info) call psb_cdfree(desc_a,info)
call psb_exit(ictxt) call psb_exit(ictxt)
stop stop
@ -418,15 +426,17 @@ contains
call read_data(prec%smther,psb_inp_unit) ! Smoother type. call read_data(prec%smther,psb_inp_unit) ! Smoother type.
call read_data(prec%aggrkind,psb_inp_unit) ! smoothed/raw aggregatin call read_data(prec%aggrkind,psb_inp_unit) ! smoothed/raw aggregatin
call read_data(prec%aggr_alg,psb_inp_unit) ! local or global aggregation call read_data(prec%aggr_alg,psb_inp_unit) ! local or global aggregation
call read_data(prec%aggr_ord,psb_inp_unit) ! Ordering for aggregation
call read_data(prec%mltype,psb_inp_unit) ! additive or multiplicative 2nd level prec call read_data(prec%mltype,psb_inp_unit) ! additive or multiplicative 2nd level prec
call read_data(prec%smthpos,psb_inp_unit) ! side: pre, post, both smoothing call read_data(prec%smthpos,psb_inp_unit) ! side: pre, post, both smoothing
call read_data(prec%cmat,psb_inp_unit) ! coarse mat call read_data(prec%cmat,psb_inp_unit) ! coarse mat
call read_data(prec%csolve,psb_inp_unit) ! Factorization type: ILU, SuperLU, UMFPACK. call read_data(prec%csolve,psb_inp_unit) ! Factorization type: BJAC, SuperLU, UMFPACK.
call read_data(prec%csbsolve,psb_inp_unit) ! Factorization type: ILU, SuperLU, UMFPACK. call read_data(prec%csbsolve,psb_inp_unit) ! Factorization type: ILU, SuperLU, UMFPACK.
call read_data(prec%cfill,psb_inp_unit) ! Fill-in for factorization call read_data(prec%cfill,psb_inp_unit) ! Fill-in for factorization
call read_data(prec%cthres,psb_inp_unit) ! Threshold for fact. ILU(T) call read_data(prec%cthres,psb_inp_unit) ! Threshold for fact. ILU(T)
call read_data(prec%cjswp,psb_inp_unit) ! Jacobi sweeps call read_data(prec%cjswp,psb_inp_unit) ! Jacobi sweeps
call read_data(prec%athres,psb_inp_unit) ! smoother aggr thresh call read_data(prec%athres,psb_inp_unit) ! smoother aggr thresh
call read_data(prec%ascale,psb_inp_unit) ! smoother aggr thresh
end if end if
end if end if
@ -441,7 +451,6 @@ contains
call psb_bcast(icontxt,itrace) call psb_bcast(icontxt,itrace)
call psb_bcast(icontxt,irst) call psb_bcast(icontxt,irst)
call psb_bcast(icontxt,eps) call psb_bcast(icontxt,eps)
call psb_bcast(icontxt,prec%descr) ! verbose description of the prec call psb_bcast(icontxt,prec%descr) ! verbose description of the prec
call psb_bcast(icontxt,prec%prec) ! overall prectype call psb_bcast(icontxt,prec%prec) ! overall prectype
call psb_bcast(icontxt,prec%novr) ! number of overlap layers call psb_bcast(icontxt,prec%novr) ! number of overlap layers
@ -456,6 +465,7 @@ contains
call psb_bcast(icontxt,prec%nlev) ! Number of levels in multilevel prec. call psb_bcast(icontxt,prec%nlev) ! Number of levels in multilevel prec.
call psb_bcast(icontxt,prec%aggrkind) ! smoothed/raw aggregatin call psb_bcast(icontxt,prec%aggrkind) ! smoothed/raw aggregatin
call psb_bcast(icontxt,prec%aggr_alg) ! local or global aggregation call psb_bcast(icontxt,prec%aggr_alg) ! local or global aggregation
call psb_bcast(icontxt,prec%aggr_ord) ! Ordering for aggregation
call psb_bcast(icontxt,prec%mltype) ! additive or multiplicative 2nd level prec call psb_bcast(icontxt,prec%mltype) ! additive or multiplicative 2nd level prec
call psb_bcast(icontxt,prec%smthpos) ! side: pre, post, both smoothing call psb_bcast(icontxt,prec%smthpos) ! side: pre, post, both smoothing
call psb_bcast(icontxt,prec%cmat) ! coarse mat call psb_bcast(icontxt,prec%cmat) ! coarse mat
@ -465,6 +475,7 @@ contains
call psb_bcast(icontxt,prec%cthres) ! Threshold for fact. ILU(T) call psb_bcast(icontxt,prec%cthres) ! Threshold for fact. ILU(T)
call psb_bcast(icontxt,prec%cjswp) ! Jacobi sweeps call psb_bcast(icontxt,prec%cjswp) ! Jacobi sweeps
call psb_bcast(icontxt,prec%athres) ! smoother aggr thresh call psb_bcast(icontxt,prec%athres) ! smoother aggr thresh
call psb_bcast(icontxt,prec%ascale) ! smoother aggr scale factor
end if end if
end subroutine get_parms end subroutine get_parms

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