mirror of
https://github.com/QuantumPackage/qp2.git
synced 2024-06-22 20:42:06 +02:00
330 lines
8.4 KiB
Fortran
330 lines
8.4 KiB
Fortran
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subroutine run_pt2_slave(thread,iproc,energy)
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use f77_zmq
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use selection_types
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implicit none
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double precision, intent(in) :: energy(N_states_diag)
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integer, intent(in) :: thread, iproc
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integer :: rc, i
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integer :: worker_id, ctask, ltask
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character*(512), allocatable :: task(:)
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integer, allocatable :: task_id(:)
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integer(ZMQ_PTR),external :: new_zmq_to_qp_run_socket
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integer(ZMQ_PTR) :: zmq_to_qp_run_socket
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integer(ZMQ_PTR), external :: new_zmq_push_socket
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integer(ZMQ_PTR) :: zmq_socket_push
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type(selection_buffer) :: b, b2
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logical :: done, buffer_ready
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double precision,allocatable :: pt2(:,:), variance(:,:), norm(:,:)
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integer :: n_tasks, k, N
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integer, allocatable :: i_generator(:), subset(:)
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double precision :: rss
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double precision, external :: memory_of_double, memory_of_int
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rss = memory_of_int(pt2_n_tasks_max)*67.d0
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rss += memory_of_double(pt2_n_tasks_max)*(N_states*3)
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call check_mem(rss,irp_here)
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allocate(task_id(pt2_n_tasks_max), task(pt2_n_tasks_max))
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allocate(pt2(N_states,pt2_n_tasks_max), i_generator(pt2_n_tasks_max), subset(pt2_n_tasks_max))
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allocate(variance(N_states,pt2_n_tasks_max))
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allocate(norm(N_states,pt2_n_tasks_max))
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zmq_to_qp_run_socket = new_zmq_to_qp_run_socket()
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integer, external :: connect_to_taskserver
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if (connect_to_taskserver(zmq_to_qp_run_socket,worker_id,thread) == -1) then
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call end_zmq_to_qp_run_socket(zmq_to_qp_run_socket)
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return
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endif
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zmq_socket_push = new_zmq_push_socket(thread)
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b%N = 0
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buffer_ready = .False.
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n_tasks = 1
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done = .False.
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n_tasks = 1
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do while (.not.done)
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n_tasks = max(1,n_tasks)
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n_tasks = min(pt2_n_tasks_max,n_tasks)
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integer, external :: get_tasks_from_taskserver
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if (get_tasks_from_taskserver(zmq_to_qp_run_socket,worker_id, task_id, task, n_tasks) == -1) then
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exit
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endif
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done = task_id(n_tasks) == 0
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if (done) then
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n_tasks = n_tasks-1
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endif
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if (n_tasks == 0) exit
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do k=1,n_tasks
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read (task(k),*) subset(k), i_generator(k), N
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enddo
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if (b%N == 0) then
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! Only first time
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call create_selection_buffer(N, N*2, b)
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call create_selection_buffer(N, N*2, b2)
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buffer_ready = .True.
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else
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ASSERT (N == b%N)
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endif
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double precision :: time0, time1
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call wall_time(time0)
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do k=1,n_tasks
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pt2(:,k) = 0.d0
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variance(:,k) = 0.d0
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norm(:,k) = 0.d0
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b%cur = 0
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!double precision :: time2
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!call wall_time(time2)
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call select_connected(i_generator(k),energy,pt2(1,k),variance(1,k),norm(1,k),b,subset(k),pt2_F(i_generator(k)))
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!call wall_time(time1)
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!print *, i_generator(1), time1-time2, n_tasks, pt2_F(i_generator(1))
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enddo
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call wall_time(time1)
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!print *, '-->', i_generator(1), time1-time0, n_tasks
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integer, external :: tasks_done_to_taskserver
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if (tasks_done_to_taskserver(zmq_to_qp_run_socket,worker_id,task_id,n_tasks) == -1) then
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done = .true.
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endif
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call sort_selection_buffer(b)
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call merge_selection_buffers(b,b2)
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call push_pt2_results(zmq_socket_push, i_generator, pt2, variance, norm, b, task_id, n_tasks)
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b%mini = b2%mini
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b%cur=0
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! Try to adjust n_tasks around nproc/8 seconds per job
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n_tasks = min(2*n_tasks,int( dble(n_tasks * nproc/8) / (time1 - time0 + 1.d0)))
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end do
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integer, external :: disconnect_from_taskserver
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do i=1,300
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if (disconnect_from_taskserver(zmq_to_qp_run_socket,worker_id) /= -2) exit
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call sleep(1)
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print *, 'Retry disconnect...'
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end do
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call end_zmq_push_socket(zmq_socket_push,thread)
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call end_zmq_to_qp_run_socket(zmq_to_qp_run_socket)
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if (buffer_ready) then
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call delete_selection_buffer(b)
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call delete_selection_buffer(b2)
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endif
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end subroutine
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subroutine push_pt2_results(zmq_socket_push, index, pt2, variance, norm, b, task_id, n_tasks)
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use f77_zmq
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use selection_types
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implicit none
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integer(ZMQ_PTR), intent(in) :: zmq_socket_push
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double precision, intent(in) :: pt2(N_states,n_tasks)
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double precision, intent(in) :: variance(N_states,n_tasks)
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double precision, intent(in) :: norm(N_states,n_tasks)
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integer, intent(in) :: n_tasks, index(n_tasks), task_id(n_tasks)
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type(selection_buffer), intent(inout) :: b
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integer :: rc
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rc = f77_zmq_send( zmq_socket_push, n_tasks, 4, ZMQ_SNDMORE)
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if (rc == -1) then
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return
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else if(rc /= 4) then
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stop 'push'
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endif
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rc = f77_zmq_send( zmq_socket_push, index, 4*n_tasks, ZMQ_SNDMORE)
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if (rc == -1) then
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return
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else if(rc /= 4*n_tasks) then
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stop 'push'
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endif
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rc = f77_zmq_send( zmq_socket_push, pt2, 8*N_states*n_tasks, ZMQ_SNDMORE)
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if (rc == -1) then
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return
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else if(rc /= 8*N_states*n_tasks) then
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stop 'push'
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endif
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rc = f77_zmq_send( zmq_socket_push, variance, 8*N_states*n_tasks, ZMQ_SNDMORE)
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if (rc == -1) then
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return
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else if(rc /= 8*N_states*n_tasks) then
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stop 'push'
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endif
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rc = f77_zmq_send( zmq_socket_push, norm, 8*N_states*n_tasks, ZMQ_SNDMORE)
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if (rc == -1) then
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return
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else if(rc /= 8*N_states*n_tasks) then
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stop 'push'
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endif
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rc = f77_zmq_send( zmq_socket_push, task_id, n_tasks*4, ZMQ_SNDMORE)
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if (rc == -1) then
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return
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else if(rc /= 4*n_tasks) then
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stop 'push'
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endif
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rc = f77_zmq_send( zmq_socket_push, b%cur, 4, ZMQ_SNDMORE)
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if (rc == -1) then
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return
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else if(rc /= 4) then
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stop 'push'
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endif
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rc = f77_zmq_send( zmq_socket_push, b%val, 8*b%cur, ZMQ_SNDMORE)
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if (rc == -1) then
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return
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else if(rc /= 8*b%cur) then
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stop 'push'
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endif
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rc = f77_zmq_send( zmq_socket_push, b%det, bit_kind*N_int*2*b%cur, 0)
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if (rc == -1) then
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return
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else if(rc /= N_int*2*8*b%cur) then
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stop 'push'
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endif
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! Activate is zmq_socket_push is a REQ
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IRP_IF ZMQ_PUSH
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IRP_ELSE
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character*(2) :: ok
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rc = f77_zmq_recv( zmq_socket_push, ok, 2, 0)
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if (rc == -1) then
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return
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else if ((rc /= 2).and.(ok(1:2) /= 'ok')) then
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print *, irp_here//': error in receiving ok'
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stop -1
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endif
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IRP_ENDIF
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end subroutine
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subroutine pull_pt2_results(zmq_socket_pull, index, pt2, variance, norm, task_id, n_tasks, b)
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use f77_zmq
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use selection_types
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implicit none
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integer(ZMQ_PTR), intent(in) :: zmq_socket_pull
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double precision, intent(inout) :: pt2(N_states,*)
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double precision, intent(inout) :: variance(N_states,*)
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double precision, intent(inout) :: norm(N_states,*)
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type(selection_buffer), intent(inout) :: b
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integer, intent(out) :: index(*)
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integer, intent(out) :: n_tasks, task_id(*)
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integer :: rc, rn, i
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rc = f77_zmq_recv( zmq_socket_pull, n_tasks, 4, 0)
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if (rc == -1) then
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n_tasks = 1
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task_id(1) = 0
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else if(rc /= 4) then
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stop 'pull'
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endif
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rc = f77_zmq_recv( zmq_socket_pull, index, 4*n_tasks, 0)
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if (rc == -1) then
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n_tasks = 1
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task_id(1) = 0
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else if(rc /= 4*n_tasks) then
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stop 'pull'
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endif
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rc = f77_zmq_recv( zmq_socket_pull, pt2, N_states*8*n_tasks, 0)
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if (rc == -1) then
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n_tasks = 1
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task_id(1) = 0
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else if(rc /= 8*N_states*n_tasks) then
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stop 'pull'
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endif
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rc = f77_zmq_recv( zmq_socket_pull, variance, N_states*8*n_tasks, 0)
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if (rc == -1) then
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n_tasks = 1
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task_id(1) = 0
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else if(rc /= 8*N_states*n_tasks) then
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stop 'pull'
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endif
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rc = f77_zmq_recv( zmq_socket_pull, norm, N_states*8*n_tasks, 0)
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if (rc == -1) then
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n_tasks = 1
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task_id(1) = 0
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else if(rc /= 8*N_states*n_tasks) then
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stop 'pull'
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endif
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rc = f77_zmq_recv( zmq_socket_pull, task_id, n_tasks*4, 0)
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if (rc == -1) then
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n_tasks = 1
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task_id(1) = 0
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else if(rc /= 4*n_tasks) then
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stop 'pull'
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endif
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rc = f77_zmq_recv( zmq_socket_pull, b%cur, 4, 0)
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if (rc == -1) then
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n_tasks = 1
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task_id(1) = 0
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else if(rc /= 4) then
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stop 'pull'
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endif
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rc = f77_zmq_recv( zmq_socket_pull, b%val, 8*b%cur, 0)
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if (rc == -1) then
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n_tasks = 1
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task_id(1) = 0
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else if(rc /= 8*b%cur) then
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stop 'pull'
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endif
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rc = f77_zmq_recv( zmq_socket_pull, b%det, bit_kind*N_int*2*b%cur, 0)
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if (rc == -1) then
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n_tasks = 1
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task_id(1) = 0
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else if(rc /= N_int*2*8*b%cur) then
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stop 'pull'
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endif
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! Activate is zmq_socket_pull is a REP
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IRP_IF ZMQ_PUSH
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IRP_ELSE
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rc = f77_zmq_send( zmq_socket_pull, 'ok', 2, 0)
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if (rc == -1) then
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n_tasks = 1
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task_id(1) = 0
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else if (rc /= 2) then
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print *, irp_here//': error in sending ok'
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stop -1
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endif
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IRP_ENDIF
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end subroutine
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