Salvatore Filippone
14 years ago
parent
432b6caa9d
commit
4720769608
@ -0,0 +1,41 @@
|
|||||||
|
include ../../Make.inc
|
||||||
|
#
|
||||||
|
# Libraries used
|
||||||
|
#
|
||||||
|
LIBDIR=../../lib/
|
||||||
|
PSBLAS_LIB= -L$(LIBDIR) -lpsb_util -lpsb_krylov -lpsb_prec -lpsb_base
|
||||||
|
LDLIBS=$(PSBLDLIBS)
|
||||||
|
|
||||||
|
FINCLUDES=$(FMFLAG)$(LIBDIR) $(FMFLAG).
|
||||||
|
|
||||||
|
DBOBJS=dpsbench.o
|
||||||
|
DTOBJS=d_file_spmv.o
|
||||||
|
STOBJS=s_file_spmv.o
|
||||||
|
EXEDIR=./runs
|
||||||
|
|
||||||
|
all: d_file_spmv s_file_spmv
|
||||||
|
|
||||||
|
|
||||||
|
dpsbench: $(DBOBJS)
|
||||||
|
$(F90LINK) $(LOPT) $(DBOBJS) -o dpsbench $(PSBLAS_LIB) $(LDLIBS)
|
||||||
|
/bin/mv dpsbench $(EXEDIR)
|
||||||
|
|
||||||
|
d_file_spmv: $(DTOBJS)
|
||||||
|
$(F90LINK) $(LOPT) $(DTOBJS) -o d_file_spmv $(PSBLAS_LIB) $(LDLIBS)
|
||||||
|
/bin/mv d_file_spmv $(EXEDIR)
|
||||||
|
|
||||||
|
|
||||||
|
s_file_spmv: $(STOBJS)
|
||||||
|
$(F90LINK) $(LOPT) $(STOBJS) -o s_file_spmv $(PSBLAS_LIB) $(LDLIBS)
|
||||||
|
/bin/mv s_file_spmv $(EXEDIR)
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
clean:
|
||||||
|
/bin/rm -f $(DBOBJSS) $(DBOBJS) $(DTOBJS) $(STOBJS)
|
||||||
|
|
||||||
|
lib:
|
||||||
|
(cd ../../; make library)
|
||||||
|
verycleanlib:
|
||||||
|
(cd ../../; make veryclean)
|
||||||
|
|
||||||
@ -0,0 +1,301 @@
|
|||||||
|
!!$
|
||||||
|
!!$ Parallel Sparse BLAS version 3.0
|
||||||
|
!!$ (C) Copyright 2006, 2007, 2008, 2009, 2010
|
||||||
|
!!$ Salvatore Filippone University of Rome Tor Vergata
|
||||||
|
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
|
||||||
|
!!$
|
||||||
|
!!$ Redistribution and use in source and binary forms, with or without
|
||||||
|
!!$ modification, are permitted provided that the following conditions
|
||||||
|
!!$ are met:
|
||||||
|
!!$ 1. Redistributions of source code must retain the above copyright
|
||||||
|
!!$ notice, this list of conditions and the following disclaimer.
|
||||||
|
!!$ 2. Redistributions in binary form must reproduce the above copyright
|
||||||
|
!!$ notice, this list of conditions, and the following disclaimer in the
|
||||||
|
!!$ documentation and/or other materials provided with the distribution.
|
||||||
|
!!$ 3. The name of the PSBLAS group or the names of its contributors may
|
||||||
|
!!$ not be used to endorse or promote products derived from this
|
||||||
|
!!$ software without specific written permission.
|
||||||
|
!!$
|
||||||
|
!!$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||||
|
!!$ ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||||
|
!!$ TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||||
|
!!$ PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS
|
||||||
|
!!$ BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||||
|
!!$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||||
|
!!$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||||
|
!!$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||||
|
!!$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||||
|
!!$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||||
|
!!$ POSSIBILITY OF SUCH DAMAGE.
|
||||||
|
!!$
|
||||||
|
!!$
|
||||||
|
program d_file_spmv
|
||||||
|
use psb_base_mod
|
||||||
|
use psb_prec_mod
|
||||||
|
use psb_krylov_mod
|
||||||
|
use psb_util_mod
|
||||||
|
implicit none
|
||||||
|
|
||||||
|
! input parameters
|
||||||
|
character(len=40) :: kmethd, ptype, mtrx_file, rhs_file
|
||||||
|
|
||||||
|
! sparse matrices
|
||||||
|
type(psb_dspmat_type) :: a, aux_a
|
||||||
|
|
||||||
|
! preconditioner data
|
||||||
|
type(psb_dprec_type) :: prec
|
||||||
|
|
||||||
|
! dense matrices
|
||||||
|
real(psb_dpk_), allocatable, target :: aux_b(:,:), d(:)
|
||||||
|
real(psb_dpk_), allocatable , save :: b_col(:), x_col(:), r_col(:), &
|
||||||
|
& x_col_glob(:), r_col_glob(:)
|
||||||
|
real(psb_dpk_), pointer :: b_col_glob(:)
|
||||||
|
|
||||||
|
! communications data structure
|
||||||
|
type(psb_desc_type):: desc_a
|
||||||
|
|
||||||
|
integer :: ictxt, iam, np
|
||||||
|
|
||||||
|
! solver paramters
|
||||||
|
integer :: iter, itmax, ierr, itrace, ircode, ipart,&
|
||||||
|
& methd, istopc, irst, nr
|
||||||
|
integer(psb_long_int_k_) :: amatsize, precsize, descsize, annz, nbytes
|
||||||
|
real(psb_dpk_) :: err, eps,cond
|
||||||
|
|
||||||
|
character(len=5) :: afmt
|
||||||
|
character(len=20) :: name
|
||||||
|
character(len=2) :: filefmt
|
||||||
|
integer, parameter :: iunit=12
|
||||||
|
integer, parameter :: times=10
|
||||||
|
integer :: iparm(20)
|
||||||
|
|
||||||
|
! other variables
|
||||||
|
integer :: i,info,j,m_problem
|
||||||
|
integer :: internal, m,ii,nnzero
|
||||||
|
real(psb_dpk_) :: t1, t2, tprec, r_amax, b_amax,&
|
||||||
|
&scale,resmx,resmxp, flops, bdwdth
|
||||||
|
real(psb_dpk_) :: tt1, tt2, tflops
|
||||||
|
integer :: nrhs, nrow, n_row, dim, nv, ne
|
||||||
|
integer, allocatable :: ivg(:), ipv(:)
|
||||||
|
|
||||||
|
|
||||||
|
call psb_init(ictxt)
|
||||||
|
call psb_info(ictxt,iam,np)
|
||||||
|
|
||||||
|
if (iam < 0) then
|
||||||
|
! This should not happen, but just in case
|
||||||
|
call psb_exit(ictxt)
|
||||||
|
stop
|
||||||
|
endif
|
||||||
|
|
||||||
|
|
||||||
|
name='d_file_spmv'
|
||||||
|
if(psb_get_errstatus() /= 0) goto 9999
|
||||||
|
info=psb_success_
|
||||||
|
call psb_set_errverbosity(2)
|
||||||
|
!
|
||||||
|
! Hello world
|
||||||
|
!
|
||||||
|
if (iam == psb_root_) then
|
||||||
|
write(*,*) 'Welcome to PSBLAS version: ',psb_version_string_
|
||||||
|
write(*,*) 'This is the ',trim(name),' sample program'
|
||||||
|
end if
|
||||||
|
|
||||||
|
if (iam == 0) then
|
||||||
|
read(psb_inp_unit,*) mtrx_file
|
||||||
|
read(psb_inp_unit,*) filefmt
|
||||||
|
read(psb_inp_unit,*) ipart
|
||||||
|
end if
|
||||||
|
call psb_bcast(ictxt,mtrx_file)
|
||||||
|
call psb_bcast(ictxt,filefmt)
|
||||||
|
call psb_bcast(ictxt,ipart)
|
||||||
|
rhs_file = 'NONE'
|
||||||
|
afmt = 'CSR'
|
||||||
|
call psb_barrier(ictxt)
|
||||||
|
t1 = psb_wtime()
|
||||||
|
! read the input matrix to be processed and (possibly) the rhs
|
||||||
|
nrhs = 1
|
||||||
|
|
||||||
|
if (iam==psb_root_) then
|
||||||
|
select case(psb_toupper(filefmt))
|
||||||
|
case('MM')
|
||||||
|
! For Matrix Market we have an input file for the matrix
|
||||||
|
! and an (optional) second file for the RHS.
|
||||||
|
call mm_mat_read(aux_a,info,iunit=iunit,filename=mtrx_file)
|
||||||
|
if (info == 0) then
|
||||||
|
if (rhs_file /= 'NONE') then
|
||||||
|
call mm_vet_read(aux_b,info,iunit=iunit,filename=rhs_file)
|
||||||
|
end if
|
||||||
|
end if
|
||||||
|
|
||||||
|
case ('HB')
|
||||||
|
! For Harwell-Boeing we have a single file which may or may not
|
||||||
|
! contain an RHS.
|
||||||
|
call hb_read(aux_a,info,iunit=iunit,b=aux_b,filename=mtrx_file)
|
||||||
|
|
||||||
|
case default
|
||||||
|
info = -1
|
||||||
|
write(psb_err_unit,*) 'Wrong choice for fileformat ', filefmt
|
||||||
|
end select
|
||||||
|
if (info /= 0) then
|
||||||
|
write(psb_err_unit,*) 'Error while reading input matrix '
|
||||||
|
call psb_abort(ictxt)
|
||||||
|
end if
|
||||||
|
|
||||||
|
m_problem = aux_a%get_nrows()
|
||||||
|
call psb_bcast(ictxt,m_problem)
|
||||||
|
|
||||||
|
! At this point aux_b may still be unallocated
|
||||||
|
if (psb_size(aux_b,dim=1)==m_problem) then
|
||||||
|
! if any rhs were present, broadcast the first one
|
||||||
|
write(psb_err_unit,'("Ok, got an rhs ")')
|
||||||
|
b_col_glob =>aux_b(:,1)
|
||||||
|
else
|
||||||
|
write(psb_out_unit,'("Generating an rhs...")')
|
||||||
|
write(psb_out_unit,'(" ")')
|
||||||
|
call psb_realloc(m_problem,1,aux_b,ircode)
|
||||||
|
if (ircode /= 0) then
|
||||||
|
call psb_errpush(4000,name)
|
||||||
|
goto 9999
|
||||||
|
endif
|
||||||
|
|
||||||
|
b_col_glob => aux_b(:,1)
|
||||||
|
do i=1, m_problem
|
||||||
|
b_col_glob(i) = 1.d0
|
||||||
|
enddo
|
||||||
|
endif
|
||||||
|
call psb_bcast(ictxt,b_col_glob(1:m_problem))
|
||||||
|
|
||||||
|
else
|
||||||
|
|
||||||
|
call psb_bcast(ictxt,m_problem)
|
||||||
|
call psb_realloc(m_problem,1,aux_b,ircode)
|
||||||
|
if (ircode /= 0) then
|
||||||
|
call psb_errpush(psb_err_alloc_dealloc_,name)
|
||||||
|
goto 9999
|
||||||
|
endif
|
||||||
|
b_col_glob =>aux_b(:,1)
|
||||||
|
call psb_bcast(ictxt,b_col_glob(1:m_problem))
|
||||||
|
|
||||||
|
end if
|
||||||
|
|
||||||
|
! switch over different partition types
|
||||||
|
if (ipart == 0) then
|
||||||
|
call psb_barrier(ictxt)
|
||||||
|
if (iam==psb_root_) write(psb_out_unit,'("Partition type: block")')
|
||||||
|
allocate(ivg(m_problem),ipv(np))
|
||||||
|
do i=1,m_problem
|
||||||
|
call part_block(i,m_problem,np,ipv,nv)
|
||||||
|
ivg(i) = ipv(1)
|
||||||
|
enddo
|
||||||
|
call psb_matdist(aux_a, a, ictxt, &
|
||||||
|
& desc_a,b_col_glob,b_col,info,fmt=afmt,v=ivg)
|
||||||
|
else if (ipart == 2) then
|
||||||
|
if (iam==psb_root_) then
|
||||||
|
write(psb_out_unit,'("Partition type: graph")')
|
||||||
|
write(psb_out_unit,'(" ")')
|
||||||
|
! write(psb_err_unit,'("Build type: graph")')
|
||||||
|
call build_mtpart(aux_a,np)
|
||||||
|
endif
|
||||||
|
call psb_barrier(ictxt)
|
||||||
|
call distr_mtpart(psb_root_,ictxt)
|
||||||
|
call getv_mtpart(ivg)
|
||||||
|
call psb_matdist(aux_a, a, ictxt, &
|
||||||
|
& desc_a,b_col_glob,b_col,info,fmt=afmt,v=ivg)
|
||||||
|
else
|
||||||
|
if (iam==psb_root_) write(psb_out_unit,'("Partition type: block")')
|
||||||
|
call psb_matdist(aux_a, a, ictxt, &
|
||||||
|
& desc_a,b_col_glob,b_col,info,fmt=afmt,parts=part_block)
|
||||||
|
end if
|
||||||
|
|
||||||
|
call psb_geall(x_col,desc_a,info)
|
||||||
|
x_col(:) =1.0
|
||||||
|
call psb_geasb(x_col,desc_a,info)
|
||||||
|
t2 = psb_wtime() - t1
|
||||||
|
|
||||||
|
|
||||||
|
call psb_amx(ictxt, t2)
|
||||||
|
|
||||||
|
if (iam==psb_root_) then
|
||||||
|
write(psb_out_unit,'(" ")')
|
||||||
|
write(psb_out_unit,'("Time to read and partition matrix : ",es12.5)')t2
|
||||||
|
write(psb_out_unit,'(" ")')
|
||||||
|
end if
|
||||||
|
|
||||||
|
|
||||||
|
call psb_barrier(ictxt)
|
||||||
|
t1 = psb_wtime()
|
||||||
|
do i=1,times
|
||||||
|
call psb_spmm(done,a,x_col,dzero,b_col,desc_a,info,'n')
|
||||||
|
end do
|
||||||
|
call psb_barrier(ictxt)
|
||||||
|
t2 = psb_wtime() - t1
|
||||||
|
call psb_amx(ictxt,t2)
|
||||||
|
|
||||||
|
! FIXME: cache flush needed here
|
||||||
|
call psb_barrier(ictxt)
|
||||||
|
tt1 = psb_wtime()
|
||||||
|
do i=1,times
|
||||||
|
call psb_spmm(done,a,x_col,dzero,b_col,desc_a,info,'t')
|
||||||
|
end do
|
||||||
|
call psb_barrier(ictxt)
|
||||||
|
tt2 = psb_wtime() - tt1
|
||||||
|
call psb_amx(ictxt,tt2)
|
||||||
|
|
||||||
|
nr = desc_a%get_global_rows()
|
||||||
|
annz = a%get_nzeros()
|
||||||
|
amatsize = psb_sizeof(a)
|
||||||
|
descsize = psb_sizeof(desc_a)
|
||||||
|
call psb_sum(ictxt,annz)
|
||||||
|
call psb_sum(ictxt,amatsize)
|
||||||
|
call psb_sum(ictxt,descsize)
|
||||||
|
|
||||||
|
if (iam==psb_root_) then
|
||||||
|
flops = 1.d1*2*annz
|
||||||
|
tflops=flops
|
||||||
|
write(psb_out_unit,'("Matrix: ",a)') mtrx_file
|
||||||
|
write(psb_out_unit,'("Test on : ",i20," processors")') np
|
||||||
|
write(psb_out_unit,'("Size of matrix : ",i20," ")') nr
|
||||||
|
write(psb_out_unit,'("Number of nonzeros : ",i20," ")') annz
|
||||||
|
write(psb_out_unit,'("Memory occupation : ",i20," ")') amatsize
|
||||||
|
write(psb_out_unit,'("Number of flops (",i0," prod) : ",F20.0," ")') times,flops
|
||||||
|
flops = flops / (t2)
|
||||||
|
tflops = tflops / (tt2)
|
||||||
|
write(psb_out_unit,'("Time for ",i0," products (s) : ",F20.3)')times, t2
|
||||||
|
write(psb_out_unit,'("Time per product (ms) : ",F20.3)') t2*1.d3/(1.d0*times)
|
||||||
|
write(psb_out_unit,'("MFLOPS : ",F20.3)') flops/1.d6
|
||||||
|
|
||||||
|
write(psb_out_unit,'("Time for ",i0," products (s) (trans.): ",F20.3)') times,tt2
|
||||||
|
write(psb_out_unit,'("Time per product (ms) (trans.): ",F20.3)') tt2*1.d3/(1.d0*times)
|
||||||
|
write(psb_out_unit,'("MFLOPS (trans.): ",F20.3)') tflops/1.d6
|
||||||
|
|
||||||
|
!
|
||||||
|
! This computation is valid for CSR
|
||||||
|
!
|
||||||
|
nbytes = nr*(2*psb_sizeof_dp + psb_sizeof_int)+ annz*(psb_sizeof_dp + psb_sizeof_int)
|
||||||
|
bdwdth = nbytes/(t2*1.d6)
|
||||||
|
write(psb_out_unit,*)
|
||||||
|
write(psb_out_unit,'("MBYTES/S : ",F20.3)') bdwdth
|
||||||
|
bdwdth = nbytes/(tt2*1.d6)
|
||||||
|
write(psb_out_unit,'("MBYTES/S (trans): ",F20.3)') bdwdth
|
||||||
|
|
||||||
|
end if
|
||||||
|
|
||||||
|
call psb_gefree(b_col, desc_a,info)
|
||||||
|
call psb_gefree(x_col, desc_a,info)
|
||||||
|
call psb_spfree(a, desc_a,info)
|
||||||
|
call psb_cdfree(desc_a,info)
|
||||||
|
|
||||||
|
9999 continue
|
||||||
|
if(info /= 0) then
|
||||||
|
call psb_error(ictxt)
|
||||||
|
end if
|
||||||
|
call psb_exit(ictxt)
|
||||||
|
stop
|
||||||
|
|
||||||
|
end program d_file_spmv
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
@ -0,0 +1,3 @@
|
|||||||
|
thm_3180k.mtx
|
||||||
|
MM
|
||||||
|
0
|
||||||
@ -0,0 +1,301 @@
|
|||||||
|
!!$
|
||||||
|
!!$ Parallel Sparse BLAS version 3.0
|
||||||
|
!!$ (C) Copyright 2006, 2007, 2008, 2009, 2010
|
||||||
|
!!$ Salvatore Filippone University of Rome Tor Vergata
|
||||||
|
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
|
||||||
|
!!$
|
||||||
|
!!$ Redistribution and use in source and binary forms, with or without
|
||||||
|
!!$ modification, are permitted provided that the following conditions
|
||||||
|
!!$ are met:
|
||||||
|
!!$ 1. Redistributions of source code must retain the above copyright
|
||||||
|
!!$ notice, this list of conditions and the following disclaimer.
|
||||||
|
!!$ 2. Redistributions in binary form must reproduce the above copyright
|
||||||
|
!!$ notice, this list of conditions, and the following disclaimer in the
|
||||||
|
!!$ documentation and/or other materials provided with the distribution.
|
||||||
|
!!$ 3. The name of the PSBLAS group or the names of its contributors may
|
||||||
|
!!$ not be used to endorse or promote products derived from this
|
||||||
|
!!$ software without specific written permission.
|
||||||
|
!!$
|
||||||
|
!!$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||||
|
!!$ ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||||
|
!!$ TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||||
|
!!$ PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS
|
||||||
|
!!$ BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||||
|
!!$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||||
|
!!$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||||
|
!!$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||||
|
!!$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||||
|
!!$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||||
|
!!$ POSSIBILITY OF SUCH DAMAGE.
|
||||||
|
!!$
|
||||||
|
!!$
|
||||||
|
program s_file_spmv
|
||||||
|
use psb_base_mod
|
||||||
|
use psb_prec_mod
|
||||||
|
use psb_krylov_mod
|
||||||
|
use psb_util_mod
|
||||||
|
implicit none
|
||||||
|
|
||||||
|
! input parameters
|
||||||
|
character(len=40) :: kmethd, ptype, mtrx_file, rhs_file
|
||||||
|
|
||||||
|
! sparse matrices
|
||||||
|
type(psb_sspmat_type) :: a, aux_a
|
||||||
|
|
||||||
|
! preconditioner data
|
||||||
|
type(psb_sprec_type) :: prec
|
||||||
|
|
||||||
|
! dense matrices
|
||||||
|
real(psb_spk_), allocatable, target :: aux_b(:,:), d(:)
|
||||||
|
real(psb_spk_), allocatable , save :: b_col(:), x_col(:), r_col(:), &
|
||||||
|
& x_col_glob(:), r_col_glob(:)
|
||||||
|
real(psb_spk_), pointer :: b_col_glob(:)
|
||||||
|
|
||||||
|
! communications data structure
|
||||||
|
type(psb_desc_type):: desc_a
|
||||||
|
|
||||||
|
integer :: ictxt, iam, np
|
||||||
|
|
||||||
|
! solver paramters
|
||||||
|
integer :: iter, itmax, ierr, itrace, ircode, ipart,&
|
||||||
|
& methd, istopc, irst, nr
|
||||||
|
integer(psb_long_int_k_) :: amatsize, precsize, descsize, annz, nbytes
|
||||||
|
real(psb_spk_) :: err, eps,cond
|
||||||
|
|
||||||
|
character(len=5) :: afmt
|
||||||
|
character(len=20) :: name
|
||||||
|
character(len=2) :: filefmt
|
||||||
|
integer, parameter :: iunit=12
|
||||||
|
integer, parameter :: times=10
|
||||||
|
integer :: iparm(20)
|
||||||
|
|
||||||
|
! other variables
|
||||||
|
integer :: i,info,j,m_problem
|
||||||
|
integer :: internal, m,ii,nnzero
|
||||||
|
real(psb_dpk_) :: t1, t2, tprec, r_amax, b_amax,&
|
||||||
|
&scale,resmx,resmxp, flops, bdwdth
|
||||||
|
real(psb_dpk_) :: tt1, tt2, tflops
|
||||||
|
integer :: nrhs, nrow, n_row, dim, nv, ne
|
||||||
|
integer, allocatable :: ivg(:), ipv(:)
|
||||||
|
|
||||||
|
|
||||||
|
call psb_init(ictxt)
|
||||||
|
call psb_info(ictxt,iam,np)
|
||||||
|
|
||||||
|
if (iam < 0) then
|
||||||
|
! This should not happen, but just in case
|
||||||
|
call psb_exit(ictxt)
|
||||||
|
stop
|
||||||
|
endif
|
||||||
|
|
||||||
|
|
||||||
|
name='s_file_spmv'
|
||||||
|
if(psb_get_errstatus() /= 0) goto 9999
|
||||||
|
info=psb_success_
|
||||||
|
call psb_set_errverbosity(2)
|
||||||
|
!
|
||||||
|
! Hello world
|
||||||
|
!
|
||||||
|
if (iam == psb_root_) then
|
||||||
|
write(*,*) 'Welcome to PSBLAS version: ',psb_version_string_
|
||||||
|
write(*,*) 'This is the ',trim(name),' sample program'
|
||||||
|
end if
|
||||||
|
|
||||||
|
if (iam == 0) then
|
||||||
|
read(psb_inp_unit,*) mtrx_file
|
||||||
|
read(psb_inp_unit,*) filefmt
|
||||||
|
read(psb_inp_unit,*) ipart
|
||||||
|
end if
|
||||||
|
call psb_bcast(ictxt,mtrx_file)
|
||||||
|
call psb_bcast(ictxt,filefmt)
|
||||||
|
call psb_bcast(ictxt,ipart)
|
||||||
|
rhs_file = 'NONE'
|
||||||
|
afmt = 'CSR'
|
||||||
|
call psb_barrier(ictxt)
|
||||||
|
t1 = psb_wtime()
|
||||||
|
! read the input matrix to be processed and (possibly) the rhs
|
||||||
|
nrhs = 1
|
||||||
|
|
||||||
|
if (iam==psb_root_) then
|
||||||
|
select case(psb_toupper(filefmt))
|
||||||
|
case('MM')
|
||||||
|
! For Matrix Market we have an input file for the matrix
|
||||||
|
! and an (optional) second file for the RHS.
|
||||||
|
call mm_mat_read(aux_a,info,iunit=iunit,filename=mtrx_file)
|
||||||
|
if (info == 0) then
|
||||||
|
if (rhs_file /= 'NONE') then
|
||||||
|
call mm_vet_read(aux_b,info,iunit=iunit,filename=rhs_file)
|
||||||
|
end if
|
||||||
|
end if
|
||||||
|
|
||||||
|
case ('HB')
|
||||||
|
! For Harwell-Boeing we have a single file which may or may not
|
||||||
|
! contain an RHS.
|
||||||
|
call hb_read(aux_a,info,iunit=iunit,b=aux_b,filename=mtrx_file)
|
||||||
|
|
||||||
|
case default
|
||||||
|
info = -1
|
||||||
|
write(psb_err_unit,*) 'Wrong choice for fileformat ', filefmt
|
||||||
|
end select
|
||||||
|
if (info /= 0) then
|
||||||
|
write(psb_err_unit,*) 'Error while reading input matrix '
|
||||||
|
call psb_abort(ictxt)
|
||||||
|
end if
|
||||||
|
|
||||||
|
m_problem = aux_a%get_nrows()
|
||||||
|
call psb_bcast(ictxt,m_problem)
|
||||||
|
|
||||||
|
! At this point aux_b may still be unallocated
|
||||||
|
if (psb_size(aux_b,dim=1)==m_problem) then
|
||||||
|
! if any rhs were present, broadcast the first one
|
||||||
|
write(psb_err_unit,'("Ok, got an rhs ")')
|
||||||
|
b_col_glob =>aux_b(:,1)
|
||||||
|
else
|
||||||
|
write(psb_out_unit,'("Generating an rhs...")')
|
||||||
|
write(psb_out_unit,'(" ")')
|
||||||
|
call psb_realloc(m_problem,1,aux_b,ircode)
|
||||||
|
if (ircode /= 0) then
|
||||||
|
call psb_errpush(4000,name)
|
||||||
|
goto 9999
|
||||||
|
endif
|
||||||
|
|
||||||
|
b_col_glob => aux_b(:,1)
|
||||||
|
do i=1, m_problem
|
||||||
|
b_col_glob(i) = 1.d0
|
||||||
|
enddo
|
||||||
|
endif
|
||||||
|
call psb_bcast(ictxt,b_col_glob(1:m_problem))
|
||||||
|
|
||||||
|
else
|
||||||
|
|
||||||
|
call psb_bcast(ictxt,m_problem)
|
||||||
|
call psb_realloc(m_problem,1,aux_b,ircode)
|
||||||
|
if (ircode /= 0) then
|
||||||
|
call psb_errpush(psb_err_alloc_dealloc_,name)
|
||||||
|
goto 9999
|
||||||
|
endif
|
||||||
|
b_col_glob =>aux_b(:,1)
|
||||||
|
call psb_bcast(ictxt,b_col_glob(1:m_problem))
|
||||||
|
|
||||||
|
end if
|
||||||
|
|
||||||
|
! switch over different partition types
|
||||||
|
if (ipart == 0) then
|
||||||
|
call psb_barrier(ictxt)
|
||||||
|
if (iam==psb_root_) write(psb_out_unit,'("Partition type: block")')
|
||||||
|
allocate(ivg(m_problem),ipv(np))
|
||||||
|
do i=1,m_problem
|
||||||
|
call part_block(i,m_problem,np,ipv,nv)
|
||||||
|
ivg(i) = ipv(1)
|
||||||
|
enddo
|
||||||
|
call psb_matdist(aux_a, a, ictxt, &
|
||||||
|
& desc_a,b_col_glob,b_col,info,fmt=afmt,v=ivg)
|
||||||
|
else if (ipart == 2) then
|
||||||
|
if (iam==psb_root_) then
|
||||||
|
write(psb_out_unit,'("Partition type: graph")')
|
||||||
|
write(psb_out_unit,'(" ")')
|
||||||
|
! write(psb_err_unit,'("Build type: graph")')
|
||||||
|
call build_mtpart(aux_a,np)
|
||||||
|
endif
|
||||||
|
call psb_barrier(ictxt)
|
||||||
|
call distr_mtpart(psb_root_,ictxt)
|
||||||
|
call getv_mtpart(ivg)
|
||||||
|
call psb_matdist(aux_a, a, ictxt, &
|
||||||
|
& desc_a,b_col_glob,b_col,info,fmt=afmt,v=ivg)
|
||||||
|
else
|
||||||
|
if (iam==psb_root_) write(psb_out_unit,'("Partition type: block")')
|
||||||
|
call psb_matdist(aux_a, a, ictxt, &
|
||||||
|
& desc_a,b_col_glob,b_col,info,fmt=afmt,parts=part_block)
|
||||||
|
end if
|
||||||
|
|
||||||
|
call psb_geall(x_col,desc_a,info)
|
||||||
|
x_col(:) =1.0
|
||||||
|
call psb_geasb(x_col,desc_a,info)
|
||||||
|
t2 = psb_wtime() - t1
|
||||||
|
|
||||||
|
|
||||||
|
call psb_amx(ictxt, t2)
|
||||||
|
|
||||||
|
if (iam==psb_root_) then
|
||||||
|
write(psb_out_unit,'(" ")')
|
||||||
|
write(psb_out_unit,'("Time to read and partition matrix : ",es12.5)')t2
|
||||||
|
write(psb_out_unit,'(" ")')
|
||||||
|
end if
|
||||||
|
|
||||||
|
|
||||||
|
call psb_barrier(ictxt)
|
||||||
|
t1 = psb_wtime()
|
||||||
|
do i=1,times
|
||||||
|
call psb_spmm(sone,a,x_col,szero,b_col,desc_a,info,'n')
|
||||||
|
end do
|
||||||
|
call psb_barrier(ictxt)
|
||||||
|
t2 = psb_wtime() - t1
|
||||||
|
call psb_amx(ictxt,t2)
|
||||||
|
|
||||||
|
! FIXME: cache flush needed here
|
||||||
|
call psb_barrier(ictxt)
|
||||||
|
tt1 = psb_wtime()
|
||||||
|
do i=1,times
|
||||||
|
call psb_spmm(sone,a,x_col,szero,b_col,desc_a,info,'t')
|
||||||
|
end do
|
||||||
|
call psb_barrier(ictxt)
|
||||||
|
tt2 = psb_wtime() - tt1
|
||||||
|
call psb_amx(ictxt,tt2)
|
||||||
|
|
||||||
|
nr = desc_a%get_global_rows()
|
||||||
|
annz = a%get_nzeros()
|
||||||
|
amatsize = psb_sizeof(a)
|
||||||
|
descsize = psb_sizeof(desc_a)
|
||||||
|
call psb_sum(ictxt,annz)
|
||||||
|
call psb_sum(ictxt,amatsize)
|
||||||
|
call psb_sum(ictxt,descsize)
|
||||||
|
|
||||||
|
if (iam==psb_root_) then
|
||||||
|
flops = 1.d1*2*annz
|
||||||
|
tflops=flops
|
||||||
|
write(psb_out_unit,'("Matrix: ",a)') mtrx_file
|
||||||
|
write(psb_out_unit,'("Test on : ",i20," processors")') np
|
||||||
|
write(psb_out_unit,'("Size of matrix : ",i20," ")') nr
|
||||||
|
write(psb_out_unit,'("Number of nonzeros : ",i20," ")') annz
|
||||||
|
write(psb_out_unit,'("Memory occupation : ",i20," ")') amatsize
|
||||||
|
write(psb_out_unit,'("Number of flops (",i0," prod) : ",F20.0," ")') times,flops
|
||||||
|
flops = flops / (t2)
|
||||||
|
tflops = tflops / (tt2)
|
||||||
|
write(psb_out_unit,'("Time for ",i0," products (s) : ",F20.3)')times, t2
|
||||||
|
write(psb_out_unit,'("Time per product (ms) : ",F20.3)') t2*1.d3/(1.d0*times)
|
||||||
|
write(psb_out_unit,'("MFLOPS : ",F20.3)') flops/1.d6
|
||||||
|
|
||||||
|
write(psb_out_unit,'("Time for ",i0," products (s) (trans.): ",F20.3)') times,tt2
|
||||||
|
write(psb_out_unit,'("Time per product (ms) (trans.): ",F20.3)') tt2*1.d3/(1.d0*times)
|
||||||
|
write(psb_out_unit,'("MFLOPS (trans.): ",F20.3)') tflops/1.d6
|
||||||
|
|
||||||
|
!
|
||||||
|
! This computation is valid for CSR
|
||||||
|
!
|
||||||
|
nbytes = nr*(2*psb_sizeof_dp + psb_sizeof_int)+ annz*(psb_sizeof_dp + psb_sizeof_int)
|
||||||
|
bdwdth = nbytes/(t2*1.d6)
|
||||||
|
write(psb_out_unit,*)
|
||||||
|
write(psb_out_unit,'("MBYTES/S : ",F20.3)') bdwdth
|
||||||
|
bdwdth = nbytes/(tt2*1.d6)
|
||||||
|
write(psb_out_unit,'("MBYTES/S (trans): ",F20.3)') bdwdth
|
||||||
|
|
||||||
|
end if
|
||||||
|
|
||||||
|
call psb_gefree(b_col, desc_a,info)
|
||||||
|
call psb_gefree(x_col, desc_a,info)
|
||||||
|
call psb_spfree(a, desc_a,info)
|
||||||
|
call psb_cdfree(desc_a,info)
|
||||||
|
|
||||||
|
9999 continue
|
||||||
|
if(info /= 0) then
|
||||||
|
call psb_error(ictxt)
|
||||||
|
end if
|
||||||
|
call psb_exit(ictxt)
|
||||||
|
stop
|
||||||
|
|
||||||
|
end program s_file_spmv
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
Loading…
Reference in New Issue