9
1
mirror of https://github.com/QuantumPackage/qp2.git synced 2024-11-14 01:13:38 +01:00
qp2/src/cipsi/slave_cipsi.irp.f

326 lines
10 KiB
Fortran

subroutine run_slave_cipsi
implicit none
BEGIN_DOC
! Helper program for distributed parallelism
END_DOC
call omp_set_nested(.false.)
distributed_davidson = .False.
read_wf = .False.
SOFT_TOUCH read_wf distributed_davidson
call provide_everything
call switch_qp_run_to_master
call run_slave_main
end
subroutine provide_everything
PROVIDE H_apply_buffer_allocated mo_two_e_integrals_in_map psi_det_generators psi_coef_generators psi_det_sorted_bit psi_selectors n_det_generators n_states generators_bitmask zmq_context N_states_diag
PROVIDE pt2_e0_denominator mo_num N_int ci_energy mpi_master zmq_state zmq_context
PROVIDE psi_det psi_coef threshold_generators state_average_weight
PROVIDE N_det_selectors pt2_stoch_istate N_det
end
subroutine run_slave_main
use f77_zmq
implicit none
IRP_IF MPI
include 'mpif.h'
IRP_ENDIF
integer(ZMQ_PTR), external :: new_zmq_to_qp_run_socket
integer(ZMQ_PTR) :: zmq_to_qp_run_socket
double precision :: energy(N_states)
character*(64) :: states(10)
character*(64) :: old_state
integer :: rc, i, ierr
double precision :: t0, t1
integer, external :: zmq_get_dvector, zmq_get_N_det_generators
integer, external :: zmq_get8_dvector
integer, external :: zmq_get_ivector
integer, external :: zmq_get_psi, zmq_get_N_det_selectors, zmq_get_psi_bilinear
integer, external :: zmq_get_psi_notouch
integer, external :: zmq_get_N_states_diag
zmq_context = f77_zmq_ctx_new ()
states(1) = 'selection'
states(2) = 'davidson'
states(3) = 'pt2'
old_state = 'Waiting'
zmq_to_qp_run_socket = new_zmq_to_qp_run_socket()
PROVIDE psi_det psi_coef threshold_generators state_average_weight mpi_master
PROVIDE zmq_state N_det_selectors pt2_stoch_istate N_det pt2_e0_denominator
PROVIDE N_det_generators N_states N_states_diag pt2_e0_denominator mpi_rank
IRP_IF MPI
call MPI_BARRIER(MPI_COMM_WORLD, ierr)
IRP_ENDIF
do
if (mpi_master) then
call wait_for_states(states,zmq_state,size(states))
if (zmq_state(1:64) == old_state(1:64)) then
call sleep(1)
cycle
else
old_state(1:64) = zmq_state(1:64)
endif
print *, trim(zmq_state)
endif
IRP_IF MPI_DEBUG
print *, irp_here, mpi_rank
call MPI_BARRIER(MPI_COMM_WORLD, ierr)
IRP_ENDIF
IRP_IF MPI
call MPI_BCAST (zmq_state, 128, MPI_CHARACTER, 0, MPI_COMM_WORLD, ierr)
if (ierr /= MPI_SUCCESS) then
print *, irp_here, 'error in broadcast of zmq_state'
endif
IRP_ENDIF
if(zmq_state(1:7) == 'Stopped') then
exit
endif
if (zmq_state(1:9) == 'selection') then
! Selection
! ---------
call wall_time(t0)
IRP_IF MPI_DEBUG
call mpi_print('zmq_get_psi')
IRP_ENDIF
if (zmq_get_psi(zmq_to_qp_run_socket,1) == -1) cycle
IRP_IF MPI_DEBUG
call mpi_print('zmq_get_dvector threshold_generators')
IRP_ENDIF
if (zmq_get_dvector(zmq_to_qp_run_socket,1,'threshold_generators',threshold_generators,1) == -1) cycle
IRP_IF MPI_DEBUG
call mpi_print('zmq_get_dvector energy')
IRP_ENDIF
if (zmq_get_dvector(zmq_to_qp_run_socket,1,'energy',energy,N_states) == -1) cycle
IRP_IF MPI_DEBUG
call mpi_print('zmq_get_N_det_generators')
IRP_ENDIF
if (zmq_get_N_det_generators (zmq_to_qp_run_socket, 1) == -1) cycle
IRP_IF MPI_DEBUG
call mpi_print('zmq_get_N_det_selectors')
IRP_ENDIF
if (zmq_get_N_det_selectors(zmq_to_qp_run_socket, 1) == -1) cycle
IRP_IF MPI_DEBUG
call mpi_print('zmq_get_dvector state_average_weight')
IRP_ENDIF
if (zmq_get_dvector(zmq_to_qp_run_socket,1,'state_average_weight',state_average_weight,N_states) == -1) cycle
pt2_e0_denominator(1:N_states) = energy(1:N_states)
TOUCH pt2_e0_denominator state_average_weight threshold_generators
if (mpi_master) then
print *, 'N_det', N_det
print *, 'N_det_generators', N_det_generators
print *, 'N_det_selectors', N_det_selectors
print *, 'pt2_e0_denominator', pt2_e0_denominator
print *, 'pt2_stoch_istate', pt2_stoch_istate
print *, 'state_average_weight', state_average_weight
endif
call wall_time(t1)
call write_double(6,(t1-t0),'Broadcast time')
IRP_IF MPI_DEBUG
call mpi_print('Entering OpenMP section')
IRP_ENDIF
!$OMP PARALLEL PRIVATE(i)
i = omp_get_thread_num()
call run_selection_slave(0,i,energy)
!$OMP END PARALLEL
print *, mpi_rank, ': Selection done'
IRP_IF MPI
call MPI_BARRIER(MPI_COMM_WORLD, ierr)
if (ierr /= MPI_SUCCESS) then
print *, irp_here, 'error in barrier'
endif
IRP_ENDIF
call mpi_print('----------')
else if (zmq_state(1:8) == 'davidson') then
! Davidson
! --------
call wall_time(t0)
IRP_IF MPI_DEBUG
call mpi_print('zmq_get_N_states_diag')
IRP_ENDIF
if (zmq_get_N_states_diag(zmq_to_qp_run_socket,1) == -1) cycle
IRP_IF MPI_DEBUG
call mpi_print('zmq_get_psi')
IRP_ENDIF
if (zmq_get_psi(zmq_to_qp_run_socket,1) == -1) cycle
call wall_time(t1)
call write_double(6,(t1-t0),'Broadcast time')
!---
call omp_set_nested(.True.)
call davidson_slave_tcp(0)
call omp_set_nested(.False.)
print *, mpi_rank, ': Davidson done'
!---
IRP_IF MPI
call MPI_BARRIER(MPI_COMM_WORLD, ierr)
if (ierr /= MPI_SUCCESS) then
print *, irp_here, 'error in barrier'
endif
IRP_ENDIF
call mpi_print('----------')
else if (zmq_state(1:3) == 'pt2') then
! PT2
! ---
IRP_IF MPI
call MPI_BARRIER(MPI_COMM_WORLD, ierr)
if (ierr /= MPI_SUCCESS) then
print *, irp_here, 'error in barrier'
endif
IRP_ENDIF
call wall_time(t0)
IRP_IF MPI_DEBUG
call mpi_print('zmq_get_psi')
IRP_ENDIF
if (zmq_get_psi(zmq_to_qp_run_socket,1) == -1) cycle
IRP_IF MPI_DEBUG
call mpi_print('zmq_get_N_det_generators')
IRP_ENDIF
if (zmq_get_N_det_generators (zmq_to_qp_run_socket, 1) == -1) cycle
IRP_IF MPI_DEBUG
call mpi_print('zmq_get_N_det_selectors')
IRP_ENDIF
if (zmq_get_N_det_selectors(zmq_to_qp_run_socket, 1) == -1) cycle
IRP_IF MPI_DEBUG
call mpi_print('zmq_get_dvector threshold_generators')
IRP_ENDIF
if (zmq_get_dvector(zmq_to_qp_run_socket,1,'threshold_generators',threshold_generators,1) == -1) cycle
IRP_IF MPI_DEBUG
call mpi_print('zmq_get_dvector energy')
IRP_ENDIF
if (zmq_get_dvector(zmq_to_qp_run_socket,1,'energy',energy,N_states) == -1) cycle
IRP_IF MPI_DEBUG
call mpi_print('zmq_get_ivector pt2_stoch_istate')
IRP_ENDIF
if (zmq_get_ivector(zmq_to_qp_run_socket,1,'pt2_stoch_istate',pt2_stoch_istate,1) == -1) cycle
IRP_IF MPI_DEBUG
call mpi_print('zmq_get_dvector state_average_weight')
IRP_ENDIF
if (zmq_get_dvector(zmq_to_qp_run_socket,1,'state_average_weight',state_average_weight,N_states) == -1) cycle
pt2_e0_denominator(1:N_states) = energy(1:N_states)
SOFT_TOUCH pt2_e0_denominator state_average_weight pt2_stoch_istate threshold_generators
call wall_time(t1)
call write_double(6,(t1-t0),'Broadcast time')
IRP_IF MPI
call MPI_BARRIER(MPI_COMM_WORLD, ierr)
if (ierr /= MPI_SUCCESS) then
print *, irp_here, 'error in barrier'
endif
IRP_ENDIF
IRP_IF MPI_DEBUG
call mpi_print('Entering OpenMP section')
IRP_ENDIF
if (.true.) then
integer :: nproc_target, ii
double precision :: mem_collector, mem, rss
call resident_memory(rss)
nproc_target = nthreads_pt2
ii = min(N_det, (elec_alpha_num*(mo_num-elec_alpha_num))**2)
do
mem = rss + & !
nproc_target * 8.d0 * & ! bytes
( 0.5d0*pt2_n_tasks_max & ! task_id
+ 64.d0*pt2_n_tasks_max & ! task
+ 3.d0*pt2_n_tasks_max*N_states & ! pt2, variance, norm
+ 1.d0*pt2_n_tasks_max & ! i_generator, subset
+ 3.d0*(N_int*2.d0*ii+ ii) & ! selection buffer
+ 1.d0*(N_int*2.d0*ii+ ii) & ! sort selection buffer
+ 2.0d0*(ii) & ! preinteresting, interesting,
! prefullinteresting, fullinteresting
+ 2.0d0*(N_int*2*ii) & ! minilist, fullminilist
+ 1.0d0*(N_states*mo_num*mo_num) & ! mat
) / 1024.d0**3
if (nproc_target == 0) then
call check_mem(mem,irp_here)
nproc_target = 1
exit
endif
if (mem+rss < qp_max_mem) then
exit
endif
nproc_target = nproc_target - 1
enddo
if (N_det > 100000) then
if (mpi_master) then
print *, 'N_det', N_det
print *, 'N_det_generators', N_det_generators
print *, 'N_det_selectors', N_det_selectors
print *, 'pt2_e0_denominator', pt2_e0_denominator
print *, 'pt2_stoch_istate', pt2_stoch_istate
print *, 'state_average_weight', state_average_weight
print *, 'Number of threads', nproc_target
endif
if (h0_type == 'SOP') then
PROVIDE det_to_occ_pattern
endif
PROVIDE global_selection_buffer
if (mpi_master) then
print *, 'Running PT2'
endif
!$OMP PARALLEL PRIVATE(i) NUM_THREADS(nproc_target+1)
i = omp_get_thread_num()
call run_pt2_slave(0,i,pt2_e0_denominator)
!$OMP END PARALLEL
FREE state_average_weight
print *, mpi_rank, ': PT2 done'
print *, '-------'
endif
endif
IRP_IF MPI
call MPI_BARRIER(MPI_COMM_WORLD, ierr)
if (ierr /= MPI_SUCCESS) then
print *, irp_here, 'error in barrier'
endif
IRP_ENDIF
call mpi_print('----------')
endif
end do
IRP_IF MPI
call MPI_finalize(ierr)
IRP_ENDIF
end