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bands.F90 @ 1293

Last change on this file since 1293 was 630, checked in by Laurent Fairhead, 20 years ago
Import d'une version parallele de la dynamique YM LF
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1	module Bands
2
3	integer, parameter :: bands_caldyn=1
4	integer, parameter :: bands_vanleer=2
5	integer, parameter :: bands_dissip=3
6
7	INTEGER,dimension(:),allocatable :: jj_Nb_Caldyn
8	INTEGER,dimension(:),allocatable :: jj_Nb_vanleer
9	INTEGER,dimension(:),allocatable :: jj_Nb_vanleer2
10	INTEGER,dimension(:),allocatable :: jj_Nb_dissip
11	INTEGER,dimension(:),allocatable :: jj_Nb_physic
12	INTEGER,dimension(:),allocatable :: jj_Nb_physic_bis
13	INTEGER,dimension(:),allocatable :: New_klon_para_nb
14
15	contains
16
17	subroutine AllocateBands
18	use parallel
19	implicit none
20
21	allocate(jj_Nb_Caldyn(0:MPI_Size-1))
22	allocate(jj_Nb_vanleer(0:MPI_Size-1))
23	allocate(jj_Nb_vanleer2(0:MPI_Size-1))
24	allocate(jj_Nb_dissip(0:MPI_Size-1))
25	allocate(jj_Nb_physic(0:MPI_Size-1))
26	allocate(jj_Nb_physic_bis(0:MPI_Size-1))
27	allocate(New_klon_para_nb(0:MPI_Size-1))
28
29	end subroutine AllocateBands
30
31	subroutine InitBands
32	use parallel
33	use dimphy
34	implicit none
35
36	#include "dimensions90.h"
37	!#include "paramet90.h"
38	integer :: i,j
39	character (len=4) :: siim,sjjm,sllm,sproc
40	character (len=255) :: filename
41	integer :: unit_number=10
42	integer :: ierr
43
44	call AllocateBands
45	write(siim,'(i3)') iim
46	write(sjjm,'(i3)') jjm
47	write(sllm,'(i3)') llm
48	write(sproc,'(i3)') mpi_size
49	filename='Bands_'//TRIM(ADJUSTL(siim))//'x'//TRIM(ADJUSTL(sjjm))//'x'//TRIM(ADJUSTL(sllm))//'_' &
50	//TRIM(ADJUSTL(sproc))//'prc.dat'
51
52	OPEN(UNIT=unit_number,FILE=trim(filename),STATUS='old',FORM='formatted',IOSTAT=ierr)
53
54	if (ierr==0) then
55
56	do i=0,mpi_size-1
57	read (unit_number,*) j,jj_nb_caldyn(i)
58	enddo
59
60	do i=0,mpi_size-1
61	read (unit_number,*) j,jj_nb_vanleer(i)
62	enddo
63
64	do i=0,mpi_size-1
65	read (unit_number,*) j,jj_nb_dissip(i)
66	enddo
67
68	do i=0,mpi_size-1
69	read (unit_number,*) j,klon_para_nb(i)
70	enddo
71
72	call InitDimphy
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(:)
83
84	endif
85
86	do i=0,mpi_size-1
87	jj_nb_vanleer2(i)=(jjm+1)/mpi_size
88	if (i<MOD(jjm+1,mpi_size)) jj_nb_vanleer2(i)=jj_nb_vanleer2(i)+1
89	enddo
90
91	do i=0,MPI_Size-1
92	jj_Nb_physic(i)=jjphy_para_end(i)-jjphy_para_begin(i)+1
93	if (i/=0) then
94	if (jjphy_para_begin(i)==jjphy_para_end(i-1)) then
95	jj_Nb_physic(i-1)=jj_Nb_physic(i-1)-1
96	endif
97	endif
98	enddo
99
100	do i=0,MPI_Size-1
101	jj_Nb_physic_bis(i)=jjphy_para_end(i)-jjphy_para_begin(i)+1
102	if (i/=0) then
103	if (jjphy_para_begin(i)==jjphy_para_end(i-1)) then
104	jj_Nb_physic_bis(i)=jj_Nb_physic_bis(i)-1
105	endif
106	endif
107	enddo
108
109	do i=0,MPI_Size-1
110	New_klon_para_nb(i)=klon_para_nb(i)
111	enddo
112
113	end subroutine InitBands
114
115	subroutine AdjustBands_caldyn
116	use times
117	implicit none
118
119	real :: minvalue,maxvalue
120	integer :: min_proc,max_proc
121	integer :: i,j
122	real,allocatable,dimension(:) :: value
123	integer,allocatable,dimension(:) :: index
124	real :: tmpvalue
125	integer :: tmpindex
126
127	allocate(value(0:mpi_size-1))
128	allocate(index(0:mpi_size-1))
129
130
131	call allgather_timer_average
132
133	do i=0,mpi_size-1
134	value(i)=timer_average(jj_nb_caldyn(i),timer_caldyn,i)
135	index(i)=i
136	enddo
137
138	do i=0,mpi_size-2
139	do j=i+1,mpi_size-1
140	if (value(i)>value(j)) then
141	tmpvalue=value(i)
142	value(i)=value(j)
143	value(j)=tmpvalue
144
145	tmpindex=index(i)
146	index(i)=index(j)
147	index(j)=tmpindex
148	endif
149	enddo
150	enddo
151
152	maxvalue=value(mpi_size-1)
153	max_proc=index(mpi_size-1)
154
155	do i=0,mpi_size-2
156	minvalue=value(i)
157	min_proc=index(i)
158	if (jj_nb_caldyn(max_proc)>3) then
159	if (timer_iteration(jj_nb_caldyn(min_proc)+1,timer_caldyn,min_proc)<=1 ) then
160	jj_nb_caldyn(min_proc)=jj_nb_caldyn(min_proc)+1
161	jj_nb_caldyn(max_proc)=jj_nb_caldyn(max_proc)-1
162	exit
163	else
164	if (timer_average(jj_nb_caldyn(min_proc)+1,timer_caldyn,min_proc) &
165	-timer_delta(jj_nb_caldyn(min_proc)+1,timer_caldyn,min_proc) < maxvalue) then
166	jj_nb_caldyn(min_proc)=jj_nb_caldyn(min_proc)+1
167	jj_nb_caldyn(max_proc)=jj_nb_caldyn(max_proc)-1
168	exit
169	endif
170	endif
171	endif
172	enddo
173
174	deallocate(value)
175	deallocate(index)
176
177	end subroutine AdjustBands_caldyn
178
179	subroutine AdjustBands_vanleer
180	use times
181	implicit none
182
183	real :: minvalue,maxvalue
184	integer :: min_proc,max_proc
185	integer :: i,j
186	real,allocatable,dimension(:) :: value
187	integer,allocatable,dimension(:) :: index
188	real :: tmpvalue
189	integer :: tmpindex
190
191	allocate(value(0:mpi_size-1))
192	allocate(index(0:mpi_size-1))
193
194
195	call allgather_timer_average
196
197	do i=0,mpi_size-1
198	value(i)=timer_average(jj_nb_vanleer(i),timer_vanleer,i)
199	index(i)=i
200	enddo
201
202	do i=0,mpi_size-2
203	do j=i+1,mpi_size-1
204	if (value(i)>value(j)) then
205	tmpvalue=value(i)
206	value(i)=value(j)
207	value(j)=tmpvalue
208
209	tmpindex=index(i)
210	index(i)=index(j)
211	index(j)=tmpindex
212	endif
213	enddo
214	enddo
215
216	maxvalue=value(mpi_size-1)
217	max_proc=index(mpi_size-1)
218
219	do i=0,mpi_size-2
220	minvalue=value(i)
221	min_proc=index(i)
222
223	if (jj_nb_vanleer(max_proc)>3) then
224	if (timer_average(jj_nb_vanleer(min_proc)+1,timer_vanleer,min_proc)==0. .or. &
225	timer_average(jj_nb_vanleer(max_proc)-1,timer_vanleer,max_proc)==0.) then
226	jj_nb_vanleer(min_proc)=jj_nb_vanleer(min_proc)+1
227	jj_nb_vanleer(max_proc)=jj_nb_vanleer(max_proc)-1
228	exit
229	else
230	if (timer_average(jj_nb_vanleer(min_proc)+1,timer_vanleer,min_proc) < maxvalue) then
231	jj_nb_vanleer(min_proc)=jj_nb_vanleer(min_proc)+1
232	jj_nb_vanleer(max_proc)=jj_nb_vanleer(max_proc)-1
233	exit
234	endif
235	endif
236	endif
237	enddo
238
239	deallocate(value)
240	deallocate(index)
241
242	end subroutine AdjustBands_vanleer
243
244	subroutine AdjustBands_dissip
245	use times
246	implicit none
247
248	real :: minvalue,maxvalue
249	integer :: min_proc,max_proc
250	integer :: i,j
251	real,allocatable,dimension(:) :: value
252	integer,allocatable,dimension(:) :: index
253	real :: tmpvalue
254	integer :: tmpindex
255
256	allocate(value(0:mpi_size-1))
257	allocate(index(0:mpi_size-1))
258
259
260	call allgather_timer_average
261
262	do i=0,mpi_size-1
263	value(i)=timer_average(jj_nb_dissip(i),timer_dissip,i)
264	index(i)=i
265	enddo
266
267	do i=0,mpi_size-2
268	do j=i+1,mpi_size-1
269	if (value(i)>value(j)) then
270	tmpvalue=value(i)
271	value(i)=value(j)
272	value(j)=tmpvalue
273
274	tmpindex=index(i)
275	index(i)=index(j)
276	index(j)=tmpindex
277	endif
278	enddo
279	enddo
280
281	maxvalue=value(mpi_size-1)
282	max_proc=index(mpi_size-1)
283
284	do i=0,mpi_size-2
285	minvalue=value(i)
286	min_proc=index(i)
287
288	if (jj_nb_dissip(max_proc)>3) then
289	if (timer_iteration(jj_nb_dissip(min_proc)+1,timer_dissip,min_proc)<=1) then
290	jj_nb_dissip(min_proc)=jj_nb_dissip(min_proc)+1
291	jj_nb_dissip(max_proc)=jj_nb_dissip(max_proc)-1
292	exit
293	else
294	if (timer_average(jj_nb_dissip(min_proc)+1,timer_dissip,min_proc) &
295	- timer_delta(jj_nb_dissip(min_proc)+1,timer_dissip,min_proc) < maxvalue) then
296	jj_nb_dissip(min_proc)=jj_nb_dissip(min_proc)+1
297	jj_nb_dissip(max_proc)=jj_nb_dissip(max_proc)-1
298	exit
299	endif
300	endif
301	endif
302	enddo
303
304	deallocate(value)
305	deallocate(index)
306
307	end subroutine AdjustBands_dissip
308
309	subroutine AdjustBands_physic
310	use times
311	use dimphy
312	implicit none
313
314	integer :: i,Index
315	real,allocatable,dimension(:) :: value
316	integer,allocatable,dimension(:) :: Inc
317	real :: medium
318	integer :: NbTot,sgn
319
320	allocate(value(0:mpi_size-1))
321	allocate(Inc(0:mpi_size-1))
322
323
324	call allgather_timer_average
325
326	medium=0
327	do i=0,mpi_size-1
328	value(i)=timer_average(jj_nb_physic(i),timer_physic,i)
329	medium=medium+value(i)
330	enddo
331
332	medium=medium/mpi_size
333	NbTot=0
334	do i=0,mpi_size-1
335	Inc(i)=nint(klon_para_nb(i)*(medium-value(i))/value(i))
336	NbTot=NbTot+Inc(i)
337	enddo
338
339	if (NbTot>=0) then
340	Sgn=1
341	else
342	Sgn=-1
343	NbTot=-NbTot
344	endif
345
346	Index=0
347	do i=1,NbTot
348	Inc(Index)=Inc(Index)-Sgn
349	Index=Index+1
350	if (Index>mpi_size-1) Index=0
351	enddo
352
353	do i=0,mpi_size-1
354	New_klon_para_nb(i)=klon_para_nb(i)+inc(i)
355	enddo
356
357	end subroutine AdjustBands_physic
358
359	subroutine WriteBands
360	USE parallel
361	implicit none
362	#include "dimensions90.h"
363
364	integer :: i,j
365	character (len=4) :: siim,sjjm,sllm,sproc
366	character (len=255) :: filename
367	integer :: unit_number=10
368	integer :: ierr
369
370	write(siim,'(i3)') iim
371	write(sjjm,'(i3)') jjm
372	write(sllm,'(i3)') llm
373	write(sproc,'(i3)') mpi_size
374
375	filename='Bands_'//TRIM(ADJUSTL(siim))//'x'//TRIM(ADJUSTL(sjjm))//'x'//TRIM(ADJUSTL(sllm))//'_' &
376	//TRIM(ADJUSTL(sproc))//'prc.dat'
377
378	OPEN(UNIT=unit_number,FILE=trim(filename),STATUS='replace',FORM='formatted',IOSTAT=ierr)
379
380	if (ierr==0) then
381
382	! write (unit_number,) ' Bandes caldyn *'
383	do i=0,mpi_size-1
384	write (unit_number,*) i,jj_nb_caldyn(i)
385	enddo
386
387	! write (unit_number,) ' Bandes vanleer *'
388	do i=0,mpi_size-1
389	write (unit_number,*) i,jj_nb_vanleer(i)
390	enddo
391
392	! write (unit_number,) ' Bandes dissip *'
393	do i=0,mpi_size-1
394	write (unit_number,*) i,jj_nb_dissip(i)
395	enddo
396
397	do i=0,mpi_size-1
398	write (unit_number,*) i,New_klon_para_nb(i)
399	enddo
400
401	CLOSE(unit_number)
402	else
403	print *,'problème lors de l écriture des bandes'
404	endif
405
406	end subroutine WriteBands
407
408	end module Bands
409
410

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