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MODULE timing
!!========================================================================
!! *** MODULE timing ***
!!========================================================================
!! History : 4.0 ! 2001-05 (R. Benshila)
!!------------------------------------------------------------------------
!!------------------------------------------------------------------------
!! timming_init : initialize timing process
!! timing_start : start Timer
!! timing_stop : stop Timer
!! timing_reset : end timing variable creation
!! timing_finalize : compute stats and write output in calling w*_info
!! timing_ini_var : create timing variables
!! timing_listing : print instumented subroutines in ocean.output
!! wcurrent_info : compute and print detailed stats on the current CPU
!! wave_info : compute and print averaged statson all processors
!! wmpi_info : compute and write global stats
!! supress : suppress an element of the timing linked list
!! insert : insert an element of the timing linked list
!!------------------------------------------------------------------------
USE in_out_manager ! I/O manager
USE dom_oce ! ocean domain
USE lib_mpp
IMPLICIT NONE
PRIVATE
PUBLIC timing_init, timing_finalize ! called in nemogcm module
PUBLIC timing_reset ! called in step module
PUBLIC timing_start, timing_stop ! called in each routine to time
#if ! defined key_mpi_off
INCLUDE 'mpif.h'
#endif
! Variables for fine grain timing
TYPE timer
CHARACTER(LEN=20) :: cname
CHARACTER(LEN=20) :: surname
INTEGER :: rank
REAL(wp) :: t_cpu, t_clock, tsum_cpu, tsum_clock, tmax_cpu, tmax_clock, tmin_cpu, tmin_clock, tsub_cpu, tsub_clock
INTEGER :: ncount, ncount_max, ncount_rate
INTEGER :: niter
LOGICAL :: l_tdone
TYPE(timer), POINTER :: next => NULL()
TYPE(timer), POINTER :: prev => NULL()
TYPE(timer), POINTER :: parent_section => NULL()
END TYPE timer
TYPE alltimer
CHARACTER(LEN=20), DIMENSION(:), POINTER :: cname => NULL()
REAL(wp), DIMENSION(:), POINTER :: tsum_cpu => NULL()
REAL(wp), DIMENSION(:), POINTER :: tsum_clock => NULL()
INTEGER, DIMENSION(:), POINTER :: niter => NULL()
TYPE(alltimer), POINTER :: next => NULL()
TYPE(alltimer), POINTER :: prev => NULL()
END TYPE alltimer
TYPE(timer), POINTER :: s_timer_root => NULL()
TYPE(timer), POINTER :: s_timer => NULL()
TYPE(timer), POINTER :: s_timer_old => NULL()
TYPE(timer), POINTER :: s_wrk => NULL()
REAL(wp) :: t_overclock, t_overcpu
LOGICAL :: l_initdone = .FALSE.
INTEGER :: nsize
! Variables for coarse grain timing
REAL(wp) :: tot_etime, tot_ctime
REAL(kind=wp), DIMENSION(2) :: t_elaps, t_cpu
REAL(wp), ALLOCATABLE, DIMENSION(:) :: all_etime, all_ctime
INTEGER :: nfinal_count, ncount, ncount_rate, ncount_max
INTEGER, DIMENSION(8) :: nvalues
CHARACTER(LEN=8), DIMENSION(2) :: cdate
CHARACTER(LEN=10), DIMENSION(2) :: ctime
CHARACTER(LEN=5) :: czone
! From of ouput file (1/proc or one global) !RB to put in nammpp or namctl
LOGICAL :: ln_onefile = .TRUE.
LOGICAL :: lwriter
!!----------------------------------------------------------------------
!! NEMO/OCE 4.0 , NEMO Consortium (2018)
!! $Id: timing.F90 14834 2021-05-11 09:24:44Z hadcv $
!! Software governed by the CeCILL license (see ./LICENSE)
!!----------------------------------------------------------------------
CONTAINS
SUBROUTINE timing_start(cdinfo)
!!----------------------------------------------------------------------
!! *** ROUTINE timing_start ***
!! ** Purpose : collect execution time
!!----------------------------------------------------------------------
CHARACTER(len=*), INTENT(in) :: cdinfo
!
IF(ASSOCIATED(s_timer) ) s_timer_old => s_timer
!
! Create timing structure at first call of the routine
CALL timing_ini_var(cdinfo)
! write(*,*) 'after inivar ', s_timer%cname
! ici timing_ini_var a soit retrouve s_timer et fait return soit ajoute un maillon
! maintenant on regarde si le call d'avant corrsspond a un parent ou si il est ferme
IF( .NOT. s_timer_old%l_tdone ) THEN
s_timer%parent_section => s_timer_old
ELSE
s_timer%parent_section => NULL()
ENDIF
s_timer%l_tdone = .FALSE.
IF( .NOT. l_istiled .OR. ntile == 1 ) s_timer%niter = s_timer%niter + 1 ! All tiles count as one iteration
s_timer%t_cpu = 0.
s_timer%t_clock = 0.
! CPU time collection
CALL CPU_TIME( s_timer%t_cpu )
! clock time collection
#if ! defined key_mpi_off
s_timer%t_clock= MPI_Wtime()
#else
CALL SYSTEM_CLOCK(COUNT_RATE=s_timer%ncount_rate, COUNT_MAX=s_timer%ncount_max)
CALL SYSTEM_CLOCK(COUNT = s_timer%ncount)
#endif
! write(*,*) 'end of start ', s_timer%cname
!
END SUBROUTINE timing_start
SUBROUTINE timing_stop(cdinfo, csection)
!!----------------------------------------------------------------------
!! *** ROUTINE timing_stop ***
!! ** Purpose : finalize timing and output
!!----------------------------------------------------------------------
CHARACTER(len=*), INTENT(in) :: cdinfo
CHARACTER(len=*), INTENT(in), OPTIONAL :: csection
!
INTEGER :: ifinal_count, iperiods
REAL(wp) :: zcpu_end, zmpitime,zcpu_raw,zclock_raw
!
s_wrk => NULL()
! clock time collection
#if ! defined key_mpi_off
zmpitime = MPI_Wtime()
#else
CALL SYSTEM_CLOCK(COUNT = ifinal_count)
#endif
! CPU time collection
CALL CPU_TIME( zcpu_end )
!!$ IF(associated(s_timer%parent_section))then
!!$ write(*,*) s_timer%cname,' <-- ', s_timer%parent_section%cname
!!$ ENDIF
! No need to search ... : s_timer has the last value defined in start
! s_timer => s_timer_root
! DO WHILE( TRIM(s_timer%cname) /= TRIM(cdinfo) )
! IF( ASSOCIATED(s_timer%next) ) s_timer => s_timer%next
! END DO
! CPU time correction
zcpu_raw = zcpu_end - s_timer%t_cpu - t_overcpu ! total time including child
s_timer%t_cpu = zcpu_raw - s_timer%tsub_cpu
! IF(s_timer%cname==trim('lbc_lnk_2d')) write(*,*) s_timer%tsub_cpu,zcpu_end
! clock time correction
#if ! defined key_mpi_off
zclock_raw = zmpitime - s_timer%t_clock - t_overclock ! total time including child
s_timer%t_clock = zclock_raw - t_overclock - s_timer%tsub_clock
#else
iperiods = ifinal_count - s_timer%ncount
IF( ifinal_count < s_timer%ncount ) &
iperiods = iperiods + s_timer%ncount_max
zclock_raw = REAL(iperiods) / s_timer%ncount_rate !- t_overclock
s_timer%t_clock = zclock_raw - s_timer%tsub_clock
#endif
! IF(s_timer%cname==trim('lbc_lnk_2d')) write(*,*) zclock_raw , s_timer%tsub_clock
! Correction of parent section
IF( .NOT. PRESENT(csection) ) THEN
IF ( ASSOCIATED(s_timer%parent_section ) ) THEN
s_timer%parent_section%tsub_cpu = zcpu_raw + s_timer%parent_section%tsub_cpu
s_timer%parent_section%tsub_clock = zclock_raw + s_timer%parent_section%tsub_clock
ENDIF
ENDIF
! time diagnostics
s_timer%tsum_clock = s_timer%tsum_clock + s_timer%t_clock
s_timer%tsum_cpu = s_timer%tsum_cpu + s_timer%t_cpu
!RB to use to get min/max during a time integration
! IF( .NOT. l_initdone ) THEN
! s_timer%tmin_clock = s_timer%t_clock
! s_timer%tmin_cpu = s_timer%t_cpu
! ELSE
! s_timer%tmin_clock = MIN( s_timer%tmin_clock, s_timer%t_clock )
! s_timer%tmin_cpu = MIN( s_timer%tmin_cpu , s_timer%t_cpu )
! ENDIF
! s_timer%tmax_clock = MAX( s_timer%tmax_clock, s_timer%t_clock )
! s_timer%tmax_cpu = MAX( s_timer%tmax_cpu , s_timer%t_cpu )
!
s_timer%tsub_clock = 0.
s_timer%tsub_cpu = 0.
s_timer%l_tdone = .TRUE.
!
!
! we come back
IF ( ASSOCIATED(s_timer%parent_section ) ) s_timer => s_timer%parent_section
! write(*,*) 'end of stop ', s_timer%cname
END SUBROUTINE timing_stop
SUBROUTINE timing_init( clname )
!!----------------------------------------------------------------------
!! *** ROUTINE timing_init ***
!! ** Purpose : open timing output file
!!----------------------------------------------------------------------
INTEGER :: iperiods, istart_count, ifinal_count
REAL(wp) :: zdum
LOGICAL :: ll_f
CHARACTER(len=*), INTENT(in), OPTIONAL :: clname
CHARACTER(len=20) :: cln
IF( PRESENT(clname) ) THEN ; cln = clname
ELSE ; cln = 'timing.output'
ENDIF
IF( ln_onefile ) THEN
IF( lwp) CALL ctl_opn( numtime, cln, 'REPLACE', 'FORMATTED', 'SEQUENTIAL', -1, numout,.TRUE., narea )
lwriter = lwp
ELSE
CALL ctl_opn( numtime, cln, 'REPLACE', 'FORMATTED', 'SEQUENTIAL', -1, numout,.FALSE., narea )
lwriter = .TRUE.
ENDIF
IF( lwriter) THEN
WRITE(numtime,*)
WRITE(numtime,*) ' CNRS - NERC - Met OFFICE - MERCATOR-ocean - CMCC - INGV'
WRITE(numtime,*) ' NEMO team'
WRITE(numtime,*) ' Ocean General Circulation Model'
WRITE(numtime,*) ' version 4.0 (2019) '
WRITE(numtime,*)
WRITE(numtime,*) ' Timing Informations '
WRITE(numtime,*)
WRITE(numtime,*)
ENDIF
! Compute clock function overhead
#if ! defined key_mpi_off
t_overclock = MPI_WTIME()
t_overclock = MPI_WTIME() - t_overclock
#else
CALL SYSTEM_CLOCK(COUNT_RATE=ncount_rate, COUNT_MAX=ncount_max)
CALL SYSTEM_CLOCK(COUNT = istart_count)
CALL SYSTEM_CLOCK(COUNT = ifinal_count)
iperiods = ifinal_count - istart_count
IF( ifinal_count < istart_count ) &
iperiods = iperiods + ncount_max
t_overclock = REAL(iperiods) / ncount_rate
#endif
! Compute cpu_time function overhead
CALL CPU_TIME(zdum)
CALL CPU_TIME(t_overcpu)
! End overhead omputation
t_overcpu = t_overcpu - zdum
t_overclock = t_overcpu + t_overclock
! Timing on date and time
CALL DATE_AND_TIME(cdate(1),ctime(1),czone,nvalues)
CALL CPU_TIME(t_cpu(1))
#if ! defined key_mpi_off
! Start elapsed and CPU time counters
t_elaps(1) = MPI_WTIME()
#else
CALL SYSTEM_CLOCK(COUNT_RATE=ncount_rate, COUNT_MAX=ncount_max)
CALL SYSTEM_CLOCK(COUNT = ncount)
#endif
!
END SUBROUTINE timing_init
SUBROUTINE timing_finalize
!!----------------------------------------------------------------------
!! *** ROUTINE timing_finalize ***
!! ** Purpose : compute average time
!! write timing output file
!!----------------------------------------------------------------------
TYPE(timer), POINTER :: s_temp
INTEGER :: idum, iperiods, icode
INTEGER :: ji
LOGICAL :: ll_ord, ll_averep
CHARACTER(len=120) :: clfmt
REAL(wp), DIMENSION(:), ALLOCATABLE :: timing_glob
REAL(wp) :: zsypd ! simulated years per day (Balaji 2017)
REAL(wp) :: zperc, ztot
ll_averep = .TRUE.
! total CPU and elapse
CALL CPU_TIME(t_cpu(2))
t_cpu(2) = t_cpu(2) - t_cpu(1) - t_overcpu
#if ! defined key_mpi_off
t_elaps(2) = MPI_WTIME() - t_elaps(1) - t_overclock
#else
CALL SYSTEM_CLOCK(COUNT = nfinal_count)
iperiods = nfinal_count - ncount
IF( nfinal_count < ncount ) &
iperiods = iperiods + ncount_max
t_elaps(2) = REAL(iperiods) / ncount_rate - t_overclock
#endif
! End of timings on date & time
CALL DATE_AND_TIME(cdate(2),ctime(2),czone,nvalues)
! Compute the numer of routines
nsize = 0
s_timer => s_timer_root
DO WHILE( ASSOCIATED(s_timer) )
nsize = nsize + 1
s_timer => s_timer%next
END DO
idum = nsize
CALL mpp_sum('timing', idum)
IF( idum/jpnij /= nsize ) THEN
IF( lwriter ) WRITE(numtime,*) ' ===> W A R N I N G: '
IF( lwriter ) WRITE(numtime,*) ' Some CPU have different number of routines instrumented for timing'
IF( lwriter ) WRITE(numtime,*) ' No detailed report on averaged timing can be provided'
IF( lwriter ) WRITE(numtime,*) ' The following detailed report only deals with the current processor'
IF( lwriter ) WRITE(numtime,*)
ll_averep = .FALSE.
ENDIF
#if ! defined key_mpi_off
! in MPI gather some info
ALLOCATE( all_etime(jpnij), all_ctime(jpnij) )
CALL MPI_ALLGATHER(t_elaps(2), 1, MPI_DOUBLE_PRECISION, &
all_etime , 1, MPI_DOUBLE_PRECISION, &
MPI_COMM_OCE, icode)
CALL MPI_ALLGATHER(t_cpu(2) , 1, MPI_DOUBLE_PRECISION, &
all_ctime, 1, MPI_DOUBLE_PRECISION, &
MPI_COMM_OCE, icode)
tot_etime = SUM(all_etime(:))
tot_ctime = SUM(all_ctime(:))
#else
tot_etime = t_elaps(2)
tot_ctime = t_cpu (2)
#endif
! write output file
IF( lwriter ) WRITE(numtime,*)
IF( lwriter ) WRITE(numtime,*)
IF( lwriter ) WRITE(numtime,*) 'Total timing (sum) :'
IF( lwriter ) WRITE(numtime,*) '--------------------'
IF( lwriter ) WRITE(numtime,"('Elapsed Time (s) CPU Time (s)')")
IF( lwriter ) WRITE(numtime,'(5x,f12.3,1x,f12.3)') tot_etime, tot_ctime
IF( lwriter ) WRITE(numtime,*)
#if ! defined key_mpi_off
IF( ll_averep ) CALL waver_info
CALL wmpi_info
#endif
IF( lwriter ) CALL wcurrent_info
clfmt='(1X,"Timing started on ",2(A2,"/"),A4," at ",2(A2,":"),A2," MET ",A3,":",A2," from GMT")'
IF( lwriter ) WRITE(numtime, TRIM(clfmt)) &
& cdate(1)(7:8), cdate(1)(5:6), cdate(1)(1:4), &
& ctime(1)(1:2), ctime(1)(3:4), ctime(1)(5:6), &
& czone(1:3), czone(4:5)
clfmt='(1X, "Timing ended on ",2(A2,"/"),A4," at ",2(A2,":"),A2," MET ",A3,":",A2," from GMT")'
IF( lwriter ) WRITE(numtime, TRIM(clfmt)) &
& cdate(2)(7:8), cdate(2)(5:6), cdate(2)(1:4), &
& ctime(2)(1:2), ctime(2)(3:4), ctime(2)(5:6), &
& czone(1:3), czone(4:5)
#if ! defined key_mpi_off
ALLOCATE(timing_glob(4*jpnij), stat=icode)
CALL MPI_GATHER( (/compute_time, waiting_time(1), waiting_time(2), elapsed_time/), &
& 4, MPI_DOUBLE_PRECISION, timing_glob, 4, MPI_DOUBLE_PRECISION, 0, MPI_COMM_OCE, icode)
IF( narea == 1 ) THEN
WRITE(numtime,*) ' '
WRITE(numtime,*) ' Report on time spent on waiting MPI messages '
WRITE(numtime,*) ' total timing measured between nit000+1 and nitend-1 '
WRITE(numtime,*) ' warning: includes restarts writing time if output before nitend... '
WRITE(numtime,*) ' '
DO ji = 1, jpnij
Jérôme Chanut
committed
zperc = 0._wp ; zsypd = 0._wp
ztot = SUM( timing_glob(4*ji-3:4*ji-1) )
WRITE(numtime,'(A28,F11.6, A34,I8)') 'Computing time : ',timing_glob(4*ji-3), ' on MPI rank : ', ji
Jérôme Chanut
committed
IF ( ztot /= 0._wp ) zperc = timing_glob(4*ji-2) / ztot * 100.
WRITE(numtime,'(A28,F11.6,A2, F4.1,A3,A25,I8)') 'Waiting lbc_lnk time : ',timing_glob(4*ji-2) &
& , ' (', zperc,' %)', ' on MPI rank : ', ji
Jérôme Chanut
committed
IF ( ztot /= 0._wp ) zperc = timing_glob(4*ji-1) / ztot * 100.
WRITE(numtime,'(A28,F11.6,A2, F4.1,A3,A25,I8)') 'Waiting global time : ',timing_glob(4*ji-1) &
& , ' (', zperc,' %)', ' on MPI rank : ', ji
Jérôme Chanut
committed
IF ( timing_glob(4*ji) /= 0._wp ) zsypd = rn_Dt * REAL(nitend-nit000-1, wp) / (timing_glob(4*ji) * 365.)
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WRITE(numtime,'(A28,F11.6,A7,F10.3,A2,A15,I8)') 'Total time : ',timing_glob(4*ji ) &
& , ' (SYPD: ', zsypd, ')', ' on MPI rank : ', ji
END DO
ENDIF
DEALLOCATE(timing_glob)
#endif
IF( lwriter ) CLOSE(numtime)
!
END SUBROUTINE timing_finalize
SUBROUTINE wcurrent_info
!!----------------------------------------------------------------------
!! *** ROUTINE wcurrent_info ***
!! ** Purpose : compute and write timing output file
!!----------------------------------------------------------------------
LOGICAL :: ll_ord
CHARACTER(len=2048) :: clfmt
! reorder the current list by elapse time
s_wrk => NULL()
s_timer => s_timer_root
DO
ll_ord = .TRUE.
s_timer => s_timer_root
DO WHILE ( ASSOCIATED( s_timer%next ) )
IF (.NOT. ASSOCIATED(s_timer%next)) EXIT
IF ( s_timer%tsum_clock < s_timer%next%tsum_clock ) THEN
ALLOCATE(s_wrk)
s_wrk = s_timer%next
CALL insert (s_timer, s_timer_root, s_wrk)
CALL suppress(s_timer%next)
ll_ord = .FALSE.
CYCLE
ENDIF
IF( ASSOCIATED(s_timer%next) ) s_timer => s_timer%next
END DO
IF( ll_ord ) EXIT
END DO
! write current info
WRITE(numtime,*) 'Detailed timing for proc :', narea-1
WRITE(numtime,*) '--------------------------'
WRITE(numtime,*) 'Section ', &
& 'Elapsed Time (s) ','Elapsed Time (%) ', &
& 'CPU Time(s) ','CPU Time (%) ','CPU/Elapsed ','Frequency'
s_timer => s_timer_root
clfmt = '(1x,a,4x,f12.3,6x,f12.3,x,f12.3,2x,f12.3,6x,f7.3,2x,i9)'
DO WHILE ( ASSOCIATED(s_timer) )
IF( s_timer%tsum_clock > 0._wp ) &
WRITE(numtime,TRIM(clfmt)) s_timer%cname, &
& s_timer%tsum_clock,s_timer%tsum_clock*100./t_elaps(2), &
& s_timer%tsum_cpu ,s_timer%tsum_cpu*100./t_cpu(2) , &
& s_timer%tsum_cpu/s_timer%tsum_clock, s_timer%niter
s_timer => s_timer%next
END DO
WRITE(numtime,*)
!
END SUBROUTINE wcurrent_info
#if ! defined key_mpi_off
SUBROUTINE waver_info
!!----------------------------------------------------------------------
!! *** ROUTINE wcurrent_info ***
!! ** Purpose : compute and write averaged timing informations
!!----------------------------------------------------------------------
TYPE(alltimer), POINTER :: sl_timer_glob_root => NULL()
TYPE(alltimer), POINTER :: sl_timer_glob => NULL()
TYPE(timer), POINTER :: sl_timer_ave_root => NULL()
TYPE(timer), POINTER :: sl_timer_ave => NULL()
INTEGER :: icode
INTEGER :: ierr
LOGICAL :: ll_ord
CHARACTER(len=200) :: clfmt
! Initialised the global strucutre
ALLOCATE(sl_timer_glob_root, Stat=ierr)
IF(ierr /= 0)THEN
WRITE(numtime,*) 'Failed to allocate global timing structure in waver_info'
RETURN
END IF
ALLOCATE(sl_timer_glob_root%cname (jpnij), &
sl_timer_glob_root%tsum_cpu (jpnij), &
sl_timer_glob_root%tsum_clock(jpnij), &
sl_timer_glob_root%niter (jpnij), Stat=ierr)
IF(ierr /= 0)THEN
WRITE(numtime,*) 'Failed to allocate global timing structure in waver_info'
RETURN
END IF
sl_timer_glob_root%cname(:) = ''
sl_timer_glob_root%tsum_cpu(:) = 0._wp
sl_timer_glob_root%tsum_clock(:) = 0._wp
sl_timer_glob_root%niter(:) = 0
sl_timer_glob_root%next => NULL()
sl_timer_glob_root%prev => NULL()
!ARPDBG - don't need to allocate a pointer that's immediately then
! set to point to some other object.
!ALLOCATE(sl_timer_glob)
!ALLOCATE(sl_timer_glob%cname (jpnij))
!ALLOCATE(sl_timer_glob%tsum_cpu (jpnij))
!ALLOCATE(sl_timer_glob%tsum_clock(jpnij))
!ALLOCATE(sl_timer_glob%niter (jpnij))
sl_timer_glob => sl_timer_glob_root
!
IF( narea .EQ. 1 ) THEN
ALLOCATE(sl_timer_ave_root)
sl_timer_ave_root%cname = ''
sl_timer_ave_root%t_cpu = 0._wp
sl_timer_ave_root%t_clock = 0._wp
sl_timer_ave_root%tsum_cpu = 0._wp
sl_timer_ave_root%tsum_clock = 0._wp
sl_timer_ave_root%tmax_cpu = 0._wp
sl_timer_ave_root%tmax_clock = 0._wp
sl_timer_ave_root%tmin_cpu = 0._wp
sl_timer_ave_root%tmin_clock = 0._wp
sl_timer_ave_root%tsub_cpu = 0._wp
sl_timer_ave_root%tsub_clock = 0._wp
sl_timer_ave_root%ncount = 0
sl_timer_ave_root%ncount_rate = 0
sl_timer_ave_root%ncount_max = 0
sl_timer_ave_root%niter = 0
sl_timer_ave_root%l_tdone = .FALSE.
sl_timer_ave_root%next => NULL()
sl_timer_ave_root%prev => NULL()
ALLOCATE(sl_timer_ave)
sl_timer_ave => sl_timer_ave_root
ENDIF
! Gather info from all processors
s_timer => s_timer_root
DO WHILE ( ASSOCIATED(s_timer) )
CALL MPI_GATHER(s_timer%cname , 20, MPI_CHARACTER, &
sl_timer_glob%cname, 20, MPI_CHARACTER, &
0, MPI_COMM_OCE, icode)
CALL MPI_GATHER(s_timer%tsum_clock , 1, MPI_DOUBLE_PRECISION, &
sl_timer_glob%tsum_clock, 1, MPI_DOUBLE_PRECISION, &
0, MPI_COMM_OCE, icode)
CALL MPI_GATHER(s_timer%tsum_cpu , 1, MPI_DOUBLE_PRECISION, &
sl_timer_glob%tsum_cpu, 1, MPI_DOUBLE_PRECISION, &
0, MPI_COMM_OCE, icode)
CALL MPI_GATHER(s_timer%niter , 1, MPI_INTEGER, &
sl_timer_glob%niter, 1, MPI_INTEGER, &
0, MPI_COMM_OCE, icode)
IF( narea == 1 .AND. ASSOCIATED(s_timer%next) ) THEN
ALLOCATE(sl_timer_glob%next)
ALLOCATE(sl_timer_glob%next%cname (jpnij))
ALLOCATE(sl_timer_glob%next%tsum_cpu (jpnij))
ALLOCATE(sl_timer_glob%next%tsum_clock(jpnij))
ALLOCATE(sl_timer_glob%next%niter (jpnij))
sl_timer_glob%next%prev => sl_timer_glob
sl_timer_glob%next%next => NULL()
sl_timer_glob => sl_timer_glob%next
ENDIF
s_timer => s_timer%next
END DO
IF( narea == 1 ) THEN
! Compute some stats
sl_timer_glob => sl_timer_glob_root
DO WHILE( ASSOCIATED(sl_timer_glob) )
sl_timer_ave%cname = sl_timer_glob%cname(1)
sl_timer_ave%tsum_cpu = SUM (sl_timer_glob%tsum_cpu (:)) / jpnij
sl_timer_ave%tsum_clock = SUM (sl_timer_glob%tsum_clock(:)) / jpnij
sl_timer_ave%tmax_cpu = MAXVAL(sl_timer_glob%tsum_cpu (:))
sl_timer_ave%tmax_clock = MAXVAL(sl_timer_glob%tsum_clock(:))
sl_timer_ave%tmin_cpu = MINVAL(sl_timer_glob%tsum_cpu (:))
sl_timer_ave%tmin_clock = MINVAL(sl_timer_glob%tsum_clock(:))
sl_timer_ave%niter = SUM (sl_timer_glob%niter (:))
!
IF( ASSOCIATED(sl_timer_glob%next) ) THEN
ALLOCATE(sl_timer_ave%next)
sl_timer_ave%next%prev => sl_timer_ave
sl_timer_ave%next%next => NULL()
sl_timer_ave => sl_timer_ave%next
ENDIF
sl_timer_glob => sl_timer_glob%next
END DO
! reorder the averaged list by CPU time
s_wrk => NULL()
sl_timer_ave => sl_timer_ave_root
DO
ll_ord = .TRUE.
sl_timer_ave => sl_timer_ave_root
DO WHILE( ASSOCIATED( sl_timer_ave%next ) )
IF( .NOT. ASSOCIATED(sl_timer_ave%next) ) EXIT
IF ( sl_timer_ave%tsum_clock < sl_timer_ave%next%tsum_clock ) THEN
ALLOCATE(s_wrk)
! Copy data into the new object pointed to by s_wrk
s_wrk = sl_timer_ave%next
! Insert this new timer object before our current position
CALL insert (sl_timer_ave, sl_timer_ave_root, s_wrk)
! Remove the old object from the list
CALL suppress(sl_timer_ave%next)
ll_ord = .FALSE.
CYCLE
ENDIF
IF( ASSOCIATED(sl_timer_ave%next) ) sl_timer_ave => sl_timer_ave%next
END DO
IF( ll_ord ) EXIT
END DO
! write averaged info
WRITE(numtime,"('Averaged timing on all processors :')")
WRITE(numtime,"('-----------------------------------')")
WRITE(numtime,"('Section',13x,'Elap. Time(s)',2x,'Elap. Time(%)',2x, &
& 'CPU Time(s)',2x,'CPU Time(%)',2x,'CPU/Elap',1x, &
& 'Max elap(%)',2x,'Min elap(%)',2x, &
& 'Freq')")
sl_timer_ave => sl_timer_ave_root
clfmt = '((A),E15.7,2x,f6.2,5x,f12.2,5x,f6.2,5x,f7.2,2x,f12.2,4x,f6.2,2x,f9.2)'
DO WHILE ( ASSOCIATED(sl_timer_ave) )
IF( sl_timer_ave%tsum_clock > 0. ) &
WRITE(numtime,TRIM(clfmt)) sl_timer_ave%cname(1:18), &
& sl_timer_ave%tsum_clock,sl_timer_ave%tsum_clock*100.*jpnij/tot_etime, &
& sl_timer_ave%tsum_cpu ,sl_timer_ave%tsum_cpu*100.*jpnij/tot_ctime , &
& sl_timer_ave%tsum_cpu/sl_timer_ave%tsum_clock, &
& sl_timer_ave%tmax_clock*100.*jpnij/tot_etime, &
& sl_timer_ave%tmin_clock*100.*jpnij/tot_etime, &
& sl_timer_ave%niter/REAL(jpnij)
sl_timer_ave => sl_timer_ave%next
END DO
WRITE(numtime,*)
!
DEALLOCATE(sl_timer_ave_root)
ENDIF
!
DEALLOCATE(sl_timer_glob_root)
!
END SUBROUTINE waver_info
SUBROUTINE wmpi_info
!!----------------------------------------------------------------------
!! *** ROUTINE wmpi_time ***
!! ** Purpose : compute and write a summary of MPI infos
!!----------------------------------------------------------------------
!
INTEGER :: idum, icode
INTEGER, ALLOCATABLE, DIMENSION(:) :: iall_rank
REAL(wp) :: ztot_ratio
REAL(wp) :: zmax_etime, zmax_ctime, zmax_ratio, zmin_etime, zmin_ctime, zmin_ratio
REAL(wp) :: zavg_etime, zavg_ctime, zavg_ratio
REAL(wp), ALLOCATABLE, DIMENSION(:) :: zall_ratio
CHARACTER(LEN=128), dimension(8) :: cllignes
CHARACTER(LEN=128) :: clhline, clstart_date, clfinal_date
CHARACTER(LEN=2048) :: clfmt
! Gather all times
ALLOCATE( zall_ratio(jpnij), iall_rank(jpnij) )
IF( narea == 1 ) THEN
iall_rank(:) = (/ (idum,idum=0,jpnij-1) /)
! Compute elapse user time
zavg_etime = tot_etime/REAL(jpnij,wp)
zmax_etime = MAXVAL(all_etime(:))
zmin_etime = MINVAL(all_etime(:))
! Compute CPU user time
zavg_ctime = tot_ctime/REAL(jpnij,wp)
zmax_ctime = MAXVAL(all_ctime(:))
zmin_ctime = MINVAL(all_ctime(:))
! Compute cpu/elapsed ratio
zall_ratio(:) = all_ctime(:) / all_etime(:)
ztot_ratio = SUM(all_ctime(:))/SUM(all_etime(:))
zavg_ratio = SUM(zall_ratio(:))/REAL(jpnij,wp)
zmax_ratio = MAXVAL(zall_ratio(:))
zmin_ratio = MINVAL(zall_ratio(:))
! Output Format
clhline ='1x,13("-"),"|",18("-"),"|",14("-"),"|",18("-"),/,'
cllignes(1)='(1x,"MPI summary report :",/,'
cllignes(2)='1x,"--------------------",//,'
cllignes(3)='1x,"Process Rank |"," Elapsed Time (s) |"," CPU Time (s) |"," Ratio CPU/Elapsed",/,'
cllignes(4)=' (4x,i6,4x,"|",f12.3,6x,"|",f12.3,2x,"|",4x,f7.3,/),'
WRITE(cllignes(4)(1:6),'(I6)') jpnij
cllignes(5)='1x,"Total |",f12.3,6x,"|",F12.3,2x,"|",4x,f7.3,/,'
cllignes(6)='1x,"Minimum |",f12.3,6x,"|",F12.3,2x,"|",4x,f7.3,/,'
cllignes(7)='1x,"Maximum |",f12.3,6x,"|",F12.3,2x,"|",4x,f7.3,/,'
cllignes(8)='1x,"Average |",f12.3,6x,"|",F12.3,2x,"|",4x,f7.3)'
clfmt=TRIM(cllignes(1))// TRIM(cllignes(2))//TRIM(cllignes(3))// &
& TRIM(clhline)//TRIM(cllignes(4))//TRIM(clhline)//TRIM(cllignes(5))// &
& TRIM(clhline)//TRIM(cllignes(6))//TRIM(clhline)//TRIM(cllignes(7))// &
& TRIM(clhline)//TRIM(cllignes(8))
WRITE(numtime, TRIM(clfmt)) &
(iall_rank(idum),all_etime(idum),all_ctime(idum),zall_ratio(idum),idum=1, jpnij), &
tot_etime, tot_ctime, ztot_ratio, &
zmin_etime, zmin_ctime, zmin_ratio, &
zmax_etime, zmax_ctime, zmax_ratio, &
zavg_etime, zavg_ctime, zavg_ratio
WRITE(numtime,*)
END IF
!
DEALLOCATE(zall_ratio, iall_rank)
!
END SUBROUTINE wmpi_info
#endif
SUBROUTINE timing_ini_var(cdinfo)
!!----------------------------------------------------------------------
!! *** ROUTINE timing_ini_var ***
!! ** Purpose : create timing structure
!!----------------------------------------------------------------------
CHARACTER(len=*), INTENT(in) :: cdinfo
LOGICAL :: ll_section
!
IF( .NOT. ASSOCIATED(s_timer_root) ) THEN
ALLOCATE(s_timer_root)
s_timer_root%cname = cdinfo
s_timer_root%t_cpu = 0._wp
s_timer_root%t_clock = 0._wp
s_timer_root%tsum_cpu = 0._wp
s_timer_root%tsum_clock = 0._wp
s_timer_root%tmax_cpu = 0._wp
s_timer_root%tmax_clock = 0._wp
s_timer_root%tmin_cpu = 0._wp
s_timer_root%tmin_clock = 0._wp
s_timer_root%tsub_cpu = 0._wp
s_timer_root%tsub_clock = 0._wp
s_timer_root%ncount = 0
s_timer_root%ncount_rate = 0
s_timer_root%ncount_max = 0
s_timer_root%niter = 0
s_timer_root%l_tdone = .FALSE.
s_timer_root%next => NULL()
s_timer_root%prev => NULL()
s_timer => s_timer_root
!
ALLOCATE(s_wrk)
s_wrk => NULL()
!
ALLOCATE(s_timer_old)
s_timer_old%cname = cdinfo
s_timer_old%t_cpu = 0._wp
s_timer_old%t_clock = 0._wp
s_timer_old%tsum_cpu = 0._wp
s_timer_old%tsum_clock = 0._wp
s_timer_old%tmax_cpu = 0._wp
s_timer_old%tmax_clock = 0._wp
s_timer_old%tmin_cpu = 0._wp
s_timer_old%tmin_clock = 0._wp
s_timer_old%tsub_cpu = 0._wp
s_timer_old%tsub_clock = 0._wp
s_timer_old%ncount = 0
s_timer_old%ncount_rate = 0
s_timer_old%ncount_max = 0
s_timer_old%niter = 0
s_timer_old%l_tdone = .TRUE.
s_timer_old%next => NULL()
s_timer_old%prev => NULL()
ELSE
s_timer => s_timer_root
! case of already existing area (typically inside a loop)
! write(*,*) 'in ini_var for routine : ', cdinfo
DO WHILE( ASSOCIATED(s_timer) )
IF( TRIM(s_timer%cname) .EQ. TRIM(cdinfo) ) THEN
! write(*,*) 'in ini_var for routine : ', cdinfo,' we return'
RETURN ! cdinfo is already in the chain
ENDIF
s_timer => s_timer%next
END DO
! end of the chain
s_timer => s_timer_root
DO WHILE( ASSOCIATED(s_timer%next) )
s_timer => s_timer%next
END DO
! write(*,*) 'after search', s_timer%cname
! cdinfo is not part of the chain so we add it with initialisation
ALLOCATE(s_timer%next)
! write(*,*) 'after allocation of next'
s_timer%next%cname = cdinfo
s_timer%next%t_cpu = 0._wp
s_timer%next%t_clock = 0._wp
s_timer%next%tsum_cpu = 0._wp
s_timer%next%tsum_clock = 0._wp
s_timer%next%tmax_cpu = 0._wp
s_timer%next%tmax_clock = 0._wp
s_timer%next%tmin_cpu = 0._wp
s_timer%next%tmin_clock = 0._wp
s_timer%next%tsub_cpu = 0._wp
s_timer%next%tsub_clock = 0._wp
s_timer%next%ncount = 0
s_timer%next%ncount_rate = 0
s_timer%next%ncount_max = 0
s_timer%next%niter = 0
s_timer%next%l_tdone = .FALSE.
s_timer%next%parent_section => NULL()
s_timer%next%prev => s_timer
s_timer%next%next => NULL()
s_timer => s_timer%next
ENDIF
! write(*,*) 'after allocation'
!
END SUBROUTINE timing_ini_var
SUBROUTINE timing_reset
!!----------------------------------------------------------------------
!! *** ROUTINE timing_reset ***
!! ** Purpose : go to root of timing tree
!!----------------------------------------------------------------------
l_initdone = .TRUE.
! IF(lwp) WRITE(numout,*)
! IF(lwp) WRITE(numout,*) 'timing_reset : instrumented routines for timing'
! IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~'
CALL timing_list(s_timer_root)
! WRITE(numout,*)
!
END SUBROUTINE timing_reset
RECURSIVE SUBROUTINE timing_list(ptr)
TYPE(timer), POINTER, INTENT(inout) :: ptr
!
IF( ASSOCIATED(ptr%next) ) CALL timing_list(ptr%next)
IF(lwp) WRITE(numout,*)' ', ptr%cname
!
END SUBROUTINE timing_list
SUBROUTINE insert(sd_current, sd_root ,sd_ptr)
!!----------------------------------------------------------------------
!! *** ROUTINE insert ***
!! ** Purpose : insert an element in timer structure
!!----------------------------------------------------------------------
TYPE(timer), POINTER, INTENT(inout) :: sd_current, sd_root, sd_ptr
!
IF( ASSOCIATED( sd_current, sd_root ) ) THEN
! If our current element is the root element then
! replace it with the one being inserted
sd_root => sd_ptr
ELSE
sd_current%prev%next => sd_ptr
END IF
sd_ptr%next => sd_current
sd_ptr%prev => sd_current%prev
sd_current%prev => sd_ptr
! Nullify the pointer to the new element now that it is held
! within the list. If we don't do this then a subsequent call
! to ALLOCATE memory to this pointer will fail.
sd_ptr => NULL()
!
END SUBROUTINE insert
SUBROUTINE suppress(sd_ptr)
!!----------------------------------------------------------------------
!! *** ROUTINE suppress ***
!! ** Purpose : supress an element in timer structure
!!----------------------------------------------------------------------
TYPE(timer), POINTER, INTENT(inout) :: sd_ptr
!
TYPE(timer), POINTER :: sl_temp
sl_temp => sd_ptr
sd_ptr => sd_ptr%next
IF ( ASSOCIATED(sl_temp%next) ) sl_temp%next%prev => sl_temp%prev
DEALLOCATE(sl_temp)
sl_temp => NULL()
!
END SUBROUTINE suppress
!!=====================================================================
END MODULE timing