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bands.F90 @ 5394

Last change on this file since 5394 was 1910, checked in by Laurent Fairhead, 11 years ago
Merged trunk changes r1860:1909 into testing branch
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
File size: 13.1 KB

Line
1	!
2	! $Id$
3	!
4	module Bands
5	USE parallel_lmdz
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
16
17	TYPE(distrib),SAVE,TARGET :: distrib_Caldyn
18	TYPE(distrib),SAVE,TARGET :: distrib_vanleer
19	TYPE(distrib),SAVE,TARGET :: distrib_vanleer2
20	TYPE(distrib),SAVE,TARGET :: distrib_dissip
21	TYPE(distrib),SAVE,TARGET :: distrib_physic
22	TYPE(distrib),SAVE,TARGET :: distrib_physic_bis
23
24	INTEGER,dimension(:),allocatable :: distrib_phys
25
26	contains
27
28	subroutine AllocateBands
29	USE parallel_lmdz
30	implicit none
31
32	allocate(jj_Nb_Caldyn(0:MPI_Size-1))
33	allocate(jj_Nb_vanleer(0:MPI_Size-1))
34	allocate(jj_Nb_vanleer2(0:MPI_Size-1))
35	allocate(jj_Nb_dissip(0:MPI_Size-1))
36	allocate(jj_Nb_physic(0:MPI_Size-1))
37	allocate(jj_Nb_physic_bis(0:MPI_Size-1))
38	allocate(distrib_phys(0:MPI_Size-1))
39
40	end subroutine AllocateBands
41
42	subroutine Read_distrib
43	USE parallel_lmdz
44	implicit none
45
46	include "dimensions.h"
47	integer :: i,j
48	character (len=4) :: siim,sjjm,sllm,sproc
49	character (len=255) :: filename
50	integer :: unit_number=10
51	integer :: ierr
52
53	call AllocateBands
54	write(siim,'(i3)') iim
55	write(sjjm,'(i3)') jjm
56	write(sllm,'(i3)') llm
57	write(sproc,'(i3)') mpi_size
58	filename='Bands_'//TRIM(ADJUSTL(siim))//'x'//TRIM(ADJUSTL(sjjm))//'x'//TRIM(ADJUSTL(sllm))//'_' &
59	//TRIM(ADJUSTL(sproc))//'prc.dat'
60
61	OPEN(UNIT=unit_number,FILE=trim(filename),STATUS='old',FORM='formatted',IOSTAT=ierr)
62
63	if (ierr==0) then
64
65	do i=0,mpi_size-1
66	read (unit_number,*) j,jj_nb_caldyn(i)
67	enddo
68
69	do i=0,mpi_size-1
70	read (unit_number,*) j,jj_nb_vanleer(i)
71	enddo
72
73	do i=0,mpi_size-1
74	read (unit_number,*) j,jj_nb_dissip(i)
75	enddo
76
77	do i=0,mpi_size-1
78	read (unit_number,*) j,distrib_phys(i)
79	enddo
80
81	CLOSE(unit_number)
82
83	else
84	do i=0,mpi_size-1
85	jj_nb_caldyn(i)=(jjm+1)/mpi_size
86	if (i<MOD(jjm+1,mpi_size)) jj_nb_caldyn(i)=jj_nb_caldyn(i)+1
87	enddo
88
89	jj_nb_vanleer(:)=jj_nb_caldyn(:)
90	jj_nb_dissip(:)=jj_nb_caldyn(:)
91
92	do i=0,mpi_size-1
93	distrib_phys(i)=(iim*(jjm-1)+2)/mpi_size
94	IF (i<MOD(iim*(jjm-1)+2,mpi_size)) distrib_phys(i)=distrib_phys(i)+1
95	enddo
96	endif
97
98	! distrib_phys(:)=jj_nb_caldyn(:)*iim
99	! distrib_phys(0) = distrib_phys(0) - (iim-1)
100	! distrib_phys(mpi_size-1) = distrib_phys(mpi_size-1) - (iim-1)
101
102	end subroutine Read_distrib
103
104
105	SUBROUTINE Set_Bands
106	USE parallel_lmdz
107	#ifdef CPP_PHYS
108	! Ehouarn: what follows is only related to // physics
109	USE mod_phys_lmdz_para, ONLY : jj_para_begin,jj_para_end
110	#endif
111	IMPLICIT NONE
112	INCLUDE 'dimensions.h'
113	INTEGER :: i
114
115	do i=0,mpi_size-1
116	jj_nb_vanleer2(i)=(jjm+1)/mpi_size
117	if (i<MOD(jjm+1,mpi_size)) jj_nb_vanleer2(i)=jj_nb_vanleer2(i)+1
118	enddo
119
120	#ifdef CPP_PHYS
121	do i=0,MPI_Size-1
122	jj_Nb_physic(i)=jj_para_end(i)-jj_para_begin(i)+1
123	if (i/=0) then
124	if (jj_para_begin(i)==jj_para_end(i-1)) then
125	jj_Nb_physic(i-1)=jj_Nb_physic(i-1)-1
126	endif
127	endif
128	enddo
129
130	do i=0,MPI_Size-1
131	jj_Nb_physic_bis(i)=jj_para_end(i)-jj_para_begin(i)+1
132	if (i/=0) then
133	if (jj_para_begin(i)==jj_para_end(i-1)) then
134	jj_Nb_physic_bis(i)=jj_Nb_physic_bis(i)-1
135	else
136	jj_Nb_physic_bis(i-1)=jj_Nb_physic_bis(i-1)+1
137	jj_Nb_physic_bis(i)=jj_Nb_physic_bis(i)-1
138	endif
139	endif
140	enddo
141	#endif
142	CALL create_distrib(jj_Nb_Caldyn,distrib_caldyn)
143	CALL create_distrib(jj_Nb_vanleer,distrib_vanleer)
144	CALL create_distrib(jj_Nb_vanleer2,distrib_vanleer2)
145	CALL create_distrib(jj_Nb_dissip,distrib_dissip)
146	CALL create_distrib(jj_Nb_physic,distrib_physic)
147	CALL create_distrib(jj_Nb_physic_bis,distrib_physic_bis)
148
149	distrib_physic_bis%jjb_u=distrib_physic%jjb_u
150	distrib_physic_bis%jje_u=distrib_physic%jje_u
151	distrib_physic_bis%jjnb_u=distrib_physic%jjnb_u
152
153	distrib_physic_bis%ijb_u=distrib_physic%ijb_u
154	distrib_physic_bis%ije_u=distrib_physic%ije_u
155	distrib_physic_bis%ijnb_u=distrib_physic%ijnb_u
156
157	distrib_physic_bis%jjb_v=distrib_physic%jjb_v
158	distrib_physic_bis%jje_v=distrib_physic%jje_v
159	distrib_physic_bis%jjnb_v=distrib_physic%jjnb_v
160
161	distrib_physic_bis%ijb_v=distrib_physic%ijb_v
162	distrib_physic_bis%ije_v=distrib_physic%ije_v
163	distrib_physic_bis%ijnb_v=distrib_physic%ijnb_v
164
165	end subroutine Set_Bands
166
167
168	subroutine AdjustBands_caldyn(new_dist)
169	use times
170	USE parallel_lmdz
171	implicit none
172	TYPE(distrib),INTENT(INOUT) :: new_dist
173
174	real :: minvalue,maxvalue
175	integer :: min_proc,max_proc
176	integer :: i,j
177	real,allocatable,dimension(:) :: value
178	integer,allocatable,dimension(:) :: index
179	real :: tmpvalue
180	integer :: tmpindex
181
182	allocate(value(0:mpi_size-1))
183	allocate(index(0:mpi_size-1))
184
185
186	call allgather_timer_average
187
188	do i=0,mpi_size-1
189	value(i)=timer_average(jj_nb_caldyn(i),timer_caldyn,i)
190	index(i)=i
191	enddo
192
193	do i=0,mpi_size-2
194	do j=i+1,mpi_size-1
195	if (value(i)>value(j)) then
196	tmpvalue=value(i)
197	value(i)=value(j)
198	value(j)=tmpvalue
199
200	tmpindex=index(i)
201	index(i)=index(j)
202	index(j)=tmpindex
203	endif
204	enddo
205	enddo
206
207	maxvalue=value(mpi_size-1)
208	max_proc=index(mpi_size-1)
209
210	do i=0,mpi_size-2
211	minvalue=value(i)
212	min_proc=index(i)
213	if (jj_nb_caldyn(max_proc)>3) then
214	if (timer_iteration(jj_nb_caldyn(min_proc)+1,timer_caldyn,min_proc)<=1 ) then
215	jj_nb_caldyn(min_proc)=jj_nb_caldyn(min_proc)+1
216	jj_nb_caldyn(max_proc)=jj_nb_caldyn(max_proc)-1
217	exit
218	else
219	if (timer_average(jj_nb_caldyn(min_proc)+1,timer_caldyn,min_proc) &
220	-timer_delta(jj_nb_caldyn(min_proc)+1,timer_caldyn,min_proc) < maxvalue) then
221	jj_nb_caldyn(min_proc)=jj_nb_caldyn(min_proc)+1
222	jj_nb_caldyn(max_proc)=jj_nb_caldyn(max_proc)-1
223	exit
224	endif
225	endif
226	endif
227	enddo
228
229	deallocate(value)
230	deallocate(index)
231	CALL create_distrib(jj_nb_caldyn,new_dist)
232
233	end subroutine AdjustBands_caldyn
234
235	subroutine AdjustBands_vanleer(new_dist)
236	use times
237	USE parallel_lmdz
238	implicit none
239	TYPE(distrib),INTENT(INOUT) :: new_dist
240
241	real :: minvalue,maxvalue
242	integer :: min_proc,max_proc
243	integer :: i,j
244	real,allocatable,dimension(:) :: value
245	integer,allocatable,dimension(:) :: index
246	real :: tmpvalue
247	integer :: tmpindex
248
249	allocate(value(0:mpi_size-1))
250	allocate(index(0:mpi_size-1))
251
252
253	call allgather_timer_average
254
255	do i=0,mpi_size-1
256	value(i)=timer_average(jj_nb_vanleer(i),timer_vanleer,i)
257	index(i)=i
258	enddo
259
260	do i=0,mpi_size-2
261	do j=i+1,mpi_size-1
262	if (value(i)>value(j)) then
263	tmpvalue=value(i)
264	value(i)=value(j)
265	value(j)=tmpvalue
266
267	tmpindex=index(i)
268	index(i)=index(j)
269	index(j)=tmpindex
270	endif
271	enddo
272	enddo
273
274	maxvalue=value(mpi_size-1)
275	max_proc=index(mpi_size-1)
276
277	do i=0,mpi_size-2
278	minvalue=value(i)
279	min_proc=index(i)
280
281	if (jj_nb_vanleer(max_proc)>3) then
282	if (timer_average(jj_nb_vanleer(min_proc)+1,timer_vanleer,min_proc)==0. .or. &
283	timer_average(jj_nb_vanleer(max_proc)-1,timer_vanleer,max_proc)==0.) then
284	jj_nb_vanleer(min_proc)=jj_nb_vanleer(min_proc)+1
285	jj_nb_vanleer(max_proc)=jj_nb_vanleer(max_proc)-1
286	exit
287	else
288	if (timer_average(jj_nb_vanleer(min_proc)+1,timer_vanleer,min_proc) < maxvalue) then
289	jj_nb_vanleer(min_proc)=jj_nb_vanleer(min_proc)+1
290	jj_nb_vanleer(max_proc)=jj_nb_vanleer(max_proc)-1
291	exit
292	endif
293	endif
294	endif
295	enddo
296
297	deallocate(value)
298	deallocate(index)
299
300	CALL create_distrib(jj_nb_vanleer,new_dist)
301
302	end subroutine AdjustBands_vanleer
303
304	subroutine AdjustBands_dissip(new_dist)
305	use times
306	USE parallel_lmdz
307	implicit none
308	TYPE(distrib),INTENT(INOUT) :: new_dist
309
310	real :: minvalue,maxvalue
311	integer :: min_proc,max_proc
312	integer :: i,j
313	real,allocatable,dimension(:) :: value
314	integer,allocatable,dimension(:) :: index
315	real :: tmpvalue
316	integer :: tmpindex
317
318	allocate(value(0:mpi_size-1))
319	allocate(index(0:mpi_size-1))
320
321
322	call allgather_timer_average
323
324	do i=0,mpi_size-1
325	value(i)=timer_average(jj_nb_dissip(i),timer_dissip,i)
326	index(i)=i
327	enddo
328
329	do i=0,mpi_size-2
330	do j=i+1,mpi_size-1
331	if (value(i)>value(j)) then
332	tmpvalue=value(i)
333	value(i)=value(j)
334	value(j)=tmpvalue
335
336	tmpindex=index(i)
337	index(i)=index(j)
338	index(j)=tmpindex
339	endif
340	enddo
341	enddo
342
343	maxvalue=value(mpi_size-1)
344	max_proc=index(mpi_size-1)
345
346	do i=0,mpi_size-2
347	minvalue=value(i)
348	min_proc=index(i)
349
350	if (jj_nb_dissip(max_proc)>3) then
351	if (timer_iteration(jj_nb_dissip(min_proc)+1,timer_dissip,min_proc)<=1) then
352	jj_nb_dissip(min_proc)=jj_nb_dissip(min_proc)+1
353	jj_nb_dissip(max_proc)=jj_nb_dissip(max_proc)-1
354	exit
355	else
356	if (timer_average(jj_nb_dissip(min_proc)+1,timer_dissip,min_proc) &
357	- timer_delta(jj_nb_dissip(min_proc)+1,timer_dissip,min_proc) < maxvalue) then
358	jj_nb_dissip(min_proc)=jj_nb_dissip(min_proc)+1
359	jj_nb_dissip(max_proc)=jj_nb_dissip(max_proc)-1
360	exit
361	endif
362	endif
363	endif
364	enddo
365
366	deallocate(value)
367	deallocate(index)
368
369	CALL create_distrib(jj_nb_dissip,new_dist)
370
371	end subroutine AdjustBands_dissip
372
373	subroutine AdjustBands_physic
374	use times
375	#ifdef CPP_PHYS
376	! Ehouarn: what follows is only related to // physics
377	USE mod_phys_lmdz_para, only : klon_mpi_para_nb
378	#endif
379	USE parallel_lmdz
380	implicit none
381
382	integer :: i,Index
383	real,allocatable,dimension(:) :: value
384	integer,allocatable,dimension(:) :: Inc
385	real :: medium
386	integer :: NbTot,sgn
387
388	allocate(value(0:mpi_size-1))
389	allocate(Inc(0:mpi_size-1))
390
391
392	call allgather_timer_average
393
394	medium=0
395	do i=0,mpi_size-1
396	value(i)=timer_average(jj_nb_physic(i),timer_physic,i)
397	medium=medium+value(i)
398	enddo
399
400	medium=medium/mpi_size
401	NbTot=0
402	#ifdef CPP_PHYS
403	do i=0,mpi_size-1
404	Inc(i)=nint(klon_mpi_para_nb(i)*(medium-value(i))/value(i))
405	NbTot=NbTot+Inc(i)
406	enddo
407
408	if (NbTot>=0) then
409	Sgn=1
410	else
411	Sgn=-1
412	NbTot=-NbTot
413	endif
414
415	Index=0
416	do i=1,NbTot
417	Inc(Index)=Inc(Index)-Sgn
418	Index=Index+1
419	if (Index>mpi_size-1) Index=0
420	enddo
421
422	do i=0,mpi_size-1
423	distrib_phys(i)=klon_mpi_para_nb(i)+inc(i)
424	enddo
425	#endif
426
427	end subroutine AdjustBands_physic
428
429	subroutine WriteBands
430	USE parallel_lmdz
431	implicit none
432	include "dimensions.h"
433
434	integer :: i,j
435	character (len=4) :: siim,sjjm,sllm,sproc
436	character (len=255) :: filename
437	integer :: unit_number=10
438	integer :: ierr
439
440	write(siim,'(i3)') iim
441	write(sjjm,'(i3)') jjm
442	write(sllm,'(i3)') llm
443	write(sproc,'(i3)') mpi_size
444
445	filename='Bands_'//TRIM(ADJUSTL(siim))//'x'//TRIM(ADJUSTL(sjjm))//'x'//TRIM(ADJUSTL(sllm))//'_' &
446	//TRIM(ADJUSTL(sproc))//'prc.dat'
447
448	OPEN(UNIT=unit_number,FILE=trim(filename),STATUS='replace',FORM='formatted',IOSTAT=ierr)
449
450	if (ierr==0) then
451
452	! write (unit_number,) ' Bandes caldyn *'
453	do i=0,mpi_size-1
454	write (unit_number,*) i,jj_nb_caldyn(i)
455	enddo
456
457	! write (unit_number,) ' Bandes vanleer *'
458	do i=0,mpi_size-1
459	write (unit_number,*) i,jj_nb_vanleer(i)
460	enddo
461
462	! write (unit_number,) ' Bandes dissip *'
463	do i=0,mpi_size-1
464	write (unit_number,*) i,jj_nb_dissip(i)
465	enddo
466
467	do i=0,mpi_size-1
468	write (unit_number,*) i,distrib_phys(i)
469	enddo
470
471	CLOSE(unit_number)
472	else
473	print *,'probleme lors de l ecriture des bandes'
474	endif
475
476	end subroutine WriteBands
477
478	end module Bands
479
480

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