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bands.F90 @ 2182

Last change on this file since 2182 was 1907, checked in by lguez, 11 years ago

Added a copyright property to every file of the distribution, except
for the fcm files (which have their own copyright). Use svn propget on
a file to see the copyright. For instance:

$ svn propget copyright libf/phylmd/physiq.F90
Name of program: LMDZ
Creation date: 1984
Version: LMDZ5
License: CeCILL version 2
Holder: Laboratoire de m\'et\'eorologie dynamique, CNRS, UMR 8539
See the license file in the root directory

Also added the files defining the CeCILL version 2 license, in French
and English, at the top of the LMDZ tree.

Property copyright set to
Name of program: LMDZ
Creation date: 1984
Version: LMDZ5
License: CeCILL version 2
Holder: Laboratoire de m\'et\'eorologie dynamique, CNRS, UMR 8539
See the license file in the root directory
Property svn:eol-style set to native
Property svn:keywords set to Author Date Id Revision

File size: 11.3 KB

Rev	Line
[1279]	1	!
	2	! $Id: bands.F90 1907 2013-11-26 13:10:46Z fairhead $
	3	!
[630]	4	module Bands
	5
	6	integer, parameter :: bands_caldyn=1
	7	integer, parameter :: bands_vanleer=2
	8	integer, parameter :: bands_dissip=3
	9
	10	INTEGER,dimension(:),allocatable :: jj_Nb_Caldyn
	11	INTEGER,dimension(:),allocatable :: jj_Nb_vanleer
	12	INTEGER,dimension(:),allocatable :: jj_Nb_vanleer2
	13	INTEGER,dimension(:),allocatable :: jj_Nb_dissip
	14	INTEGER,dimension(:),allocatable :: jj_Nb_physic
	15	INTEGER,dimension(:),allocatable :: jj_Nb_physic_bis
[774]	16	INTEGER,dimension(:),allocatable :: distrib_phys
[630]	17
	18	contains
	19
	20	subroutine AllocateBands
[1823]	21	USE parallel_lmdz
[630]	22	implicit none
	23
	24	allocate(jj_Nb_Caldyn(0:MPI_Size-1))
	25	allocate(jj_Nb_vanleer(0:MPI_Size-1))
	26	allocate(jj_Nb_vanleer2(0:MPI_Size-1))
	27	allocate(jj_Nb_dissip(0:MPI_Size-1))
	28	allocate(jj_Nb_physic(0:MPI_Size-1))
	29	allocate(jj_Nb_physic_bis(0:MPI_Size-1))
[774]	30	allocate(distrib_phys(0:MPI_Size-1))
[630]	31
	32	end subroutine AllocateBands
	33
[774]	34	subroutine Read_distrib
[1823]	35	USE parallel_lmdz
[630]	36	implicit none
	37
[792]	38	include "dimensions.h"
[630]	39	integer :: i,j
	40	character (len=4) :: siim,sjjm,sllm,sproc
	41	character (len=255) :: filename
	42	integer :: unit_number=10
	43	integer :: ierr
	44
	45	call AllocateBands
	46	write(siim,'(i3)') iim
	47	write(sjjm,'(i3)') jjm
	48	write(sllm,'(i3)') llm
	49	write(sproc,'(i3)') mpi_size
	50	filename='Bands_'//TRIM(ADJUSTL(siim))//'x'//TRIM(ADJUSTL(sjjm))//'x'//TRIM(ADJUSTL(sllm))//'_' &
	51	//TRIM(ADJUSTL(sproc))//'prc.dat'
	52
	53	OPEN(UNIT=unit_number,FILE=trim(filename),STATUS='old',FORM='formatted',IOSTAT=ierr)
	54
	55	if (ierr==0) then
	56
	57	do i=0,mpi_size-1
	58	read (unit_number,*) j,jj_nb_caldyn(i)
	59	enddo
	60
	61	do i=0,mpi_size-1
	62	read (unit_number,*) j,jj_nb_vanleer(i)
	63	enddo
	64
	65	do i=0,mpi_size-1
	66	read (unit_number,*) j,jj_nb_dissip(i)
	67	enddo
	68
	69	do i=0,mpi_size-1
[774]	70	read (unit_number,*) j,distrib_phys(i)
[630]	71	enddo
	72
	73	CLOSE(unit_number)
	74
	75	else
	76	do i=0,mpi_size-1
	77	jj_nb_caldyn(i)=(jjm+1)/mpi_size
	78	if (i<MOD(jjm+1,mpi_size)) jj_nb_caldyn(i)=jj_nb_caldyn(i)+1
	79	enddo
	80
	81	jj_nb_vanleer(:)=jj_nb_caldyn(:)
	82	jj_nb_dissip(:)=jj_nb_caldyn(:)
[774]	83
	84	do i=0,mpi_size-1
	85	distrib_phys(i)=(iim*(jjm-1)+2)/mpi_size
	86	IF (i<MOD(iim*(jjm-1)+2,mpi_size)) distrib_phys(i)=distrib_phys(i)+1
	87	enddo
	88	endif
	89
	90	end subroutine Read_distrib
[630]	91
[774]	92
	93	SUBROUTINE Set_Bands
[1823]	94	USE parallel_lmdz
[1615]	95	#ifdef CPP_PHYS
	96	! Ehouarn: what follows is only related to // physics
[774]	97	USE mod_phys_lmdz_para, ONLY : jj_para_begin,jj_para_end
[1279]	98	#endif
[774]	99	IMPLICIT NONE
[792]	100	INCLUDE 'dimensions.h'
[774]	101	INTEGER :: i
	102
[630]	103	do i=0,mpi_size-1
	104	jj_nb_vanleer2(i)=(jjm+1)/mpi_size
	105	if (i<MOD(jjm+1,mpi_size)) jj_nb_vanleer2(i)=jj_nb_vanleer2(i)+1
	106	enddo
	107
[1615]	108	#ifdef CPP_PHYS
[630]	109	do i=0,MPI_Size-1
[774]	110	jj_Nb_physic(i)=jj_para_end(i)-jj_para_begin(i)+1
[630]	111	if (i/=0) then
[774]	112	if (jj_para_begin(i)==jj_para_end(i-1)) then
[630]	113	jj_Nb_physic(i-1)=jj_Nb_physic(i-1)-1
	114	endif
	115	endif
	116	enddo
	117
	118	do i=0,MPI_Size-1
[774]	119	jj_Nb_physic_bis(i)=jj_para_end(i)-jj_para_begin(i)+1
[630]	120	if (i/=0) then
[774]	121	if (jj_para_begin(i)==jj_para_end(i-1)) then
[630]	122	jj_Nb_physic_bis(i)=jj_Nb_physic_bis(i)-1
[764]	123	else
	124	jj_Nb_physic_bis(i-1)=jj_Nb_physic_bis(i-1)+1
	125	jj_Nb_physic_bis(i)=jj_Nb_physic_bis(i)-1
	126	endif
[630]	127	endif
	128	enddo
[1279]	129	#endif
[630]	130
[774]	131	end subroutine Set_Bands
[630]	132
[774]	133
[630]	134	subroutine AdjustBands_caldyn
	135	use times
[1823]	136	USE parallel_lmdz
[630]	137	implicit none
	138
	139	real :: minvalue,maxvalue
	140	integer :: min_proc,max_proc
	141	integer :: i,j
	142	real,allocatable,dimension(:) :: value
	143	integer,allocatable,dimension(:) :: index
	144	real :: tmpvalue
	145	integer :: tmpindex
	146
	147	allocate(value(0:mpi_size-1))
	148	allocate(index(0:mpi_size-1))
	149
	150
	151	call allgather_timer_average
	152
	153	do i=0,mpi_size-1
	154	value(i)=timer_average(jj_nb_caldyn(i),timer_caldyn,i)
	155	index(i)=i
	156	enddo
	157
	158	do i=0,mpi_size-2
	159	do j=i+1,mpi_size-1
	160	if (value(i)>value(j)) then
	161	tmpvalue=value(i)
	162	value(i)=value(j)
	163	value(j)=tmpvalue
	164
	165	tmpindex=index(i)
	166	index(i)=index(j)
	167	index(j)=tmpindex
	168	endif
	169	enddo
	170	enddo
	171
	172	maxvalue=value(mpi_size-1)
	173	max_proc=index(mpi_size-1)
	174
	175	do i=0,mpi_size-2
	176	minvalue=value(i)
	177	min_proc=index(i)
	178	if (jj_nb_caldyn(max_proc)>3) then
	179	if (timer_iteration(jj_nb_caldyn(min_proc)+1,timer_caldyn,min_proc)<=1 ) then
	180	jj_nb_caldyn(min_proc)=jj_nb_caldyn(min_proc)+1
	181	jj_nb_caldyn(max_proc)=jj_nb_caldyn(max_proc)-1
	182	exit
	183	else
	184	if (timer_average(jj_nb_caldyn(min_proc)+1,timer_caldyn,min_proc) &
	185	-timer_delta(jj_nb_caldyn(min_proc)+1,timer_caldyn,min_proc) < maxvalue) then
	186	jj_nb_caldyn(min_proc)=jj_nb_caldyn(min_proc)+1
	187	jj_nb_caldyn(max_proc)=jj_nb_caldyn(max_proc)-1
	188	exit
	189	endif
	190	endif
	191	endif
	192	enddo
	193
	194	deallocate(value)
	195	deallocate(index)
	196
	197	end subroutine AdjustBands_caldyn
	198
	199	subroutine AdjustBands_vanleer
	200	use times
[1823]	201	USE parallel_lmdz
[630]	202	implicit none
	203
	204	real :: minvalue,maxvalue
	205	integer :: min_proc,max_proc
	206	integer :: i,j
	207	real,allocatable,dimension(:) :: value
	208	integer,allocatable,dimension(:) :: index
	209	real :: tmpvalue
	210	integer :: tmpindex
	211
	212	allocate(value(0:mpi_size-1))
	213	allocate(index(0:mpi_size-1))
	214
	215
	216	call allgather_timer_average
	217
	218	do i=0,mpi_size-1
	219	value(i)=timer_average(jj_nb_vanleer(i),timer_vanleer,i)
	220	index(i)=i
	221	enddo
	222
	223	do i=0,mpi_size-2
	224	do j=i+1,mpi_size-1
	225	if (value(i)>value(j)) then
	226	tmpvalue=value(i)
	227	value(i)=value(j)
	228	value(j)=tmpvalue
	229
	230	tmpindex=index(i)
	231	index(i)=index(j)
	232	index(j)=tmpindex
	233	endif
	234	enddo
	235	enddo
	236
	237	maxvalue=value(mpi_size-1)
	238	max_proc=index(mpi_size-1)
	239
	240	do i=0,mpi_size-2
	241	minvalue=value(i)
	242	min_proc=index(i)
	243
	244	if (jj_nb_vanleer(max_proc)>3) then
	245	if (timer_average(jj_nb_vanleer(min_proc)+1,timer_vanleer,min_proc)==0. .or. &
	246	timer_average(jj_nb_vanleer(max_proc)-1,timer_vanleer,max_proc)==0.) then
	247	jj_nb_vanleer(min_proc)=jj_nb_vanleer(min_proc)+1
	248	jj_nb_vanleer(max_proc)=jj_nb_vanleer(max_proc)-1
	249	exit
	250	else
	251	if (timer_average(jj_nb_vanleer(min_proc)+1,timer_vanleer,min_proc) < maxvalue) then
	252	jj_nb_vanleer(min_proc)=jj_nb_vanleer(min_proc)+1
	253	jj_nb_vanleer(max_proc)=jj_nb_vanleer(max_proc)-1
	254	exit
	255	endif
	256	endif
	257	endif
	258	enddo
	259
	260	deallocate(value)
	261	deallocate(index)
	262
	263	end subroutine AdjustBands_vanleer
	264
	265	subroutine AdjustBands_dissip
	266	use times
[1823]	267	USE parallel_lmdz
[630]	268	implicit none
	269
	270	real :: minvalue,maxvalue
	271	integer :: min_proc,max_proc
	272	integer :: i,j
	273	real,allocatable,dimension(:) :: value
	274	integer,allocatable,dimension(:) :: index
	275	real :: tmpvalue
	276	integer :: tmpindex
	277
	278	allocate(value(0:mpi_size-1))
	279	allocate(index(0:mpi_size-1))
	280
	281
	282	call allgather_timer_average
	283
	284	do i=0,mpi_size-1
	285	value(i)=timer_average(jj_nb_dissip(i),timer_dissip,i)
	286	index(i)=i
	287	enddo
	288
	289	do i=0,mpi_size-2
	290	do j=i+1,mpi_size-1
	291	if (value(i)>value(j)) then
	292	tmpvalue=value(i)
	293	value(i)=value(j)
	294	value(j)=tmpvalue
	295
	296	tmpindex=index(i)
	297	index(i)=index(j)
	298	index(j)=tmpindex
	299	endif
	300	enddo
	301	enddo
	302
	303	maxvalue=value(mpi_size-1)
	304	max_proc=index(mpi_size-1)
	305
	306	do i=0,mpi_size-2
	307	minvalue=value(i)
	308	min_proc=index(i)
	309
	310	if (jj_nb_dissip(max_proc)>3) then
	311	if (timer_iteration(jj_nb_dissip(min_proc)+1,timer_dissip,min_proc)<=1) then
	312	jj_nb_dissip(min_proc)=jj_nb_dissip(min_proc)+1
	313	jj_nb_dissip(max_proc)=jj_nb_dissip(max_proc)-1
	314	exit
	315	else
	316	if (timer_average(jj_nb_dissip(min_proc)+1,timer_dissip,min_proc) &
	317	- timer_delta(jj_nb_dissip(min_proc)+1,timer_dissip,min_proc) < maxvalue) then
	318	jj_nb_dissip(min_proc)=jj_nb_dissip(min_proc)+1
	319	jj_nb_dissip(max_proc)=jj_nb_dissip(max_proc)-1
	320	exit
	321	endif
	322	endif
	323	endif
	324	enddo
	325
	326	deallocate(value)
	327	deallocate(index)
	328
	329	end subroutine AdjustBands_dissip
	330
	331	subroutine AdjustBands_physic
	332	use times
[1615]	333	#ifdef CPP_PHYS
	334	! Ehouarn: what follows is only related to // physics
[774]	335	USE mod_phys_lmdz_para, only : klon_mpi_para_nb
[1279]	336	#endif
[1823]	337	USE parallel_lmdz
[630]	338	implicit none
	339
	340	integer :: i,Index
	341	real,allocatable,dimension(:) :: value
	342	integer,allocatable,dimension(:) :: Inc
	343	real :: medium
	344	integer :: NbTot,sgn
	345
	346	allocate(value(0:mpi_size-1))
	347	allocate(Inc(0:mpi_size-1))
	348
	349
	350	call allgather_timer_average
	351
	352	medium=0
	353	do i=0,mpi_size-1
	354	value(i)=timer_average(jj_nb_physic(i),timer_physic,i)
	355	medium=medium+value(i)
	356	enddo
	357
	358	medium=medium/mpi_size
	359	NbTot=0
[1615]	360	#ifdef CPP_PHYS
[630]	361	do i=0,mpi_size-1
[774]	362	Inc(i)=nint(klon_mpi_para_nb(i)*(medium-value(i))/value(i))
[630]	363	NbTot=NbTot+Inc(i)
	364	enddo
	365
	366	if (NbTot>=0) then
	367	Sgn=1
	368	else
	369	Sgn=-1
	370	NbTot=-NbTot
	371	endif
	372
	373	Index=0
	374	do i=1,NbTot
	375	Inc(Index)=Inc(Index)-Sgn
	376	Index=Index+1
	377	if (Index>mpi_size-1) Index=0
	378	enddo
	379
	380	do i=0,mpi_size-1
[774]	381	distrib_phys(i)=klon_mpi_para_nb(i)+inc(i)
[630]	382	enddo
[1279]	383	#endif
[630]	384	end subroutine AdjustBands_physic
	385
	386	subroutine WriteBands
[1823]	387	USE parallel_lmdz
[630]	388	implicit none
[792]	389	include "dimensions.h"
[630]	390
	391	integer :: i,j
	392	character (len=4) :: siim,sjjm,sllm,sproc
	393	character (len=255) :: filename
	394	integer :: unit_number=10
	395	integer :: ierr
	396
	397	write(siim,'(i3)') iim
	398	write(sjjm,'(i3)') jjm
	399	write(sllm,'(i3)') llm
	400	write(sproc,'(i3)') mpi_size
	401
	402	filename='Bands_'//TRIM(ADJUSTL(siim))//'x'//TRIM(ADJUSTL(sjjm))//'x'//TRIM(ADJUSTL(sllm))//'_' &
	403	//TRIM(ADJUSTL(sproc))//'prc.dat'
	404
	405	OPEN(UNIT=unit_number,FILE=trim(filename),STATUS='replace',FORM='formatted',IOSTAT=ierr)
	406
	407	if (ierr==0) then
	408
	409	! write (unit_number,) ' Bandes caldyn *'
	410	do i=0,mpi_size-1
	411	write (unit_number,*) i,jj_nb_caldyn(i)
	412	enddo
	413
	414	! write (unit_number,) ' Bandes vanleer *'
	415	do i=0,mpi_size-1
	416	write (unit_number,*) i,jj_nb_vanleer(i)
	417	enddo
	418
	419	! write (unit_number,) ' Bandes dissip *'
	420	do i=0,mpi_size-1
	421	write (unit_number,*) i,jj_nb_dissip(i)
	422	enddo
	423
	424	do i=0,mpi_size-1
[774]	425	write (unit_number,*) i,distrib_phys(i)
[630]	426	enddo
	427
	428	CLOSE(unit_number)
	429	else
[764]	430	print *,'probleme lors de l ecriture des bandes'
[630]	431	endif
	432
	433	end subroutine WriteBands
	434
	435	end module Bands
	436
	437

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