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mhyuan½ð³æ (СÓÐÃûÆø)
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ÏëÒª×ÔѧMPI²¢Ðбà³Ì£¬ÓÉÓÚÒÔǰ´Óδ½Ó´¥¹ýMPI£¬ÓÐÊìϤµÄÏ£ÍûÄܰï¸ö棬¶àл¡£ ÎÒÏÖÔÚµÄÏëÒªµÄÊÇ£¬¸øÎÒ¾ÙÒ»¸öMPIµÄʵ¼ÊÀý×Ó£¬ÏÂÃæÊÇÎÒдµÄÒ»¸ö¼òµ¥µÄFortran³ÌÐò£¬ÊǹØÓÚ¼ÆËãÁ½¸öÊý×éÏà³ËµÄ¡£³ÌÐò²»ÊǺܸ´ÔÓ£¬Ï£ÍûÊìϤMPIµÄÐֵܽãÃðïÎҸıà³ÉMPI²¢ÐгÌÐò£¬²¢Ïêϸ˵Ã÷Ò»ÏÂÈçºÎÔËÐУ¨ÓÉÓÚ³õѧMPI£¬¶ÔÕâ·½ÃæµÄ֪ʶ»¹´¦ÓÚ¿Õ°×״̬£©£¬Ï£ÍûÓÐÈ˰ïæ£¬²»Ê¤¸Ð¼¤£¡ Program Matrix Implicit None Integer :: I,J,K Integer :: A(4,4),B(4,4),C(4,4) Data A/1,2,3,4,5,6,7,8,9,1,2,3,4,5,6,7/ Data B/9,8,7,6,5,4,3,2,1,9,8,7,6,5,4,3/ Do I=1,4 Do J=1,4 C(I,J)=0 Do k=1,4 C(I,J)=C(I,J)+A(I,K)*B(K,J) Enddo Enddo Write(1101,*) (C(I,J),J=1,4) Enddo End [ Last edited by mhyuan on 2011-7-11 at 21:40 ] |
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tsiangsun
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- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 1923.4
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xzhdty(½ð±Ò+1): »¶Ó³£À´³ÌÐòÓïÑÔ°æÌÖÂÛ 2011-07-13 01:07:47
mhyuan(½ð±Ò+5): 2011-07-16 09:23:21
xzhdty(½ð±Ò+1): »¶Ó³£À´³ÌÐòÓïÑÔ°æÌÖÂÛ 2011-07-13 01:07:47
mhyuan(½ð±Ò+5): 2011-07-16 09:23:21
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mpiÊÇcpuÖ®¼ä´«µÝÐÅÏ¢£¨Êý¾Ý£©µÄÐÒé¡£ÄãÒªÃ÷È·Ö¸¶¨Ã¿¸öcpuÒª×öʲô¼ÆË㣬²»ÊÇ˵°ÑÕâ¸ö³ÌÐò±à³Ìmpi¾ÍÐÐÁ˵ġ£ ÍøÉϺÍÊéµê¾ÍÓÐÂô½Ì²ÄµÄ£¬¿´ÁËÒÔºóÔÙÀ´ÎÊ |
2Â¥2011-07-12 23:48:18
mhyuan
½ð³æ (СÓÐÃûÆø)
- Ó¦Öú: 2 (Ó×¶ùÔ°)
- ½ð±Ò: 660.3
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- ³æºÅ: 1249327
- ×¢²á: 2011-03-29
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- רҵ: ÀíÂۺͼÆË㻯ѧ
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jjdg(½ð±Ò+1): ¸Ðл²ÎÓë³ÌÐòÓïÑÔ°æÌÖÂÛ 2011-07-16 13:31:29
jjdg(½ð±Ò+1): ¸Ðл²ÎÓë³ÌÐòÓïÑÔ°æÌÖÂÛ 2011-07-16 13:31:29
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3Â¥2011-07-16 09:25:26
mhyuan
½ð³æ (СÓÐÃûÆø)
- Ó¦Öú: 2 (Ó×¶ùÔ°)
- ½ð±Ò: 660.3
- É¢½ð: 10
- ºì»¨: 1
- Ìû×Ó: 128
- ÔÚÏß: 47.5Сʱ
- ³æºÅ: 1249327
- ×¢²á: 2011-03-29
- ÐÔ±ð: GG
- רҵ: ÀíÂۺͼÆË㻯ѧ
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¸ÕÈëÃÅ£¬Ð´ÁËÒ»¸ö×î¼òµ¥µÄ²¢ÐгÌÐò£¨Matrix.f90£©¡£ÈçÏ£º Program Matrix Implicit None Include 'mpif.h' Integer :: I,J,K Integer :: iam,np,ierr integer :: status(MPI_STATUS_SIZE) Integer :: A(4,4),B(4,4),C(4,4) Call MPI_INIT(Ierr) Call MPI_COMM_RANK(mpi_comm_world,iam,ierr) Call mpi_comm_size(mpi_comm_world,np,ierr) Data A/1,2,3,4,5,6,7,8,9,1,2,3,4,5,6,7/ Data B/9,8,7,6,5,4,3,2,1,9,8,7,6,5,4,3/ Data C/0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0/ Do J=1,4 Do I=1,4 C((iam+1),J)=C((iam+1),J)+A((iam+1),I)*B(I,J) Enddo Enddo If (iam==0) then Call MPI_Recv(c(2,1),1,MPI_Integer,1,0,mpi_comm_world,status,ierr) Call MPI_Recv(c(2,2),1,MPI_Integer,1,0,mpi_comm_world,status,ierr) Call MPI_Recv(c(2,3),1,MPI_Integer,1,0,mpi_comm_world,status,ierr) Call MPI_Recv(c(2,4),1,MPI_Integer,1,0,mpi_comm_world,status,ierr) Call MPI_Recv(c(3,1),1,MPI_Integer,2,0,mpi_comm_world,status,ierr) Call MPI_Recv(c(3,2),1,MPI_Integer,2,0,mpi_comm_world,status,ierr) Call MPI_Recv(c(3,3),1,MPI_Integer,2,0,mpi_comm_world,status,ierr) Call MPI_Recv(c(3,4),1,MPI_Integer,2,0,mpi_comm_world,status,ierr) Call MPI_Recv(c(4,1),1,MPI_Integer,3,0,mpi_comm_world,status,ierr) Call MPI_Recv(c(4,2),1,MPI_Integer,3,0,mpi_comm_world,status,ierr) Call MPI_Recv(c(4,3),1,MPI_Integer,3,0,mpi_comm_world,status,ierr) Call MPI_Recv(c(4,4),1,MPI_Integer,3,0,mpi_comm_world,status,ierr) Elseif (iam==1) then Call MPI_send(c(2,1),1,MPI_Integer,0,0,mpi_comm_world,ierr) Call MPI_send(c(2,2),1,MPI_Integer,0,0,mpi_comm_world,ierr) Call MPI_send(c(2,3),1,MPI_Integer,0,0,mpi_comm_world,ierr) Call MPI_send(c(2,4),1,MPI_Integer,0,0,mpi_comm_world,ierr) Elseif (iam==2) then Call MPI_send(c(3,1),1,MPI_Integer,0,0,mpi_comm_world,ierr) Call MPI_send(c(3,2),1,MPI_Integer,0,0,mpi_comm_world,ierr) Call MPI_send(c(3,3),1,MPI_Integer,0,0,mpi_comm_world,ierr) Call MPI_send(c(3,4),1,MPI_Integer,0,0,mpi_comm_world,ierr) Elseif (iam==3) then Call MPI_send(c(4,1),1,MPI_Integer,0,0,mpi_comm_world,ierr) Call MPI_send(c(4,2),1,MPI_Integer,0,0,mpi_comm_world,ierr) Call MPI_send(c(4,3),1,MPI_Integer,0,0,mpi_comm_world,ierr) Call MPI_send(c(4,4),1,MPI_Integer,0,0,mpi_comm_world,ierr) Endif If (iam==0) then Do I=1,4 Write(1102,*) (C(I,J),J=1,4) Enddo Endif Call MPI_FINALIZE(ierr) End ÔËÐз½Ê½Îª£º mpif90 Matrix.f90 -o Matrix mpirun -np 4 ./Matrix £¨µ±È»ÔÚ²¢Ðлú»·¾³Ï£© ÔËÐнá¹û£¨fort.1102)£º 136 60 146 79 103 47 99 61 133 61 124 79 163 75 149 97 £¨ÓëÉÏÃæµÄ´®ÐгÌÐò½á¹û£¨fort.1101)ÍêȫһÑù£© £¨Õâ¸ö²¢ÐгÌÐòºÜµÍ¼¶£¬Óдý¼ÌÐø¸Ä½ø......£© |
4Â¥2011-07-21 09:01:54
mhyuan
½ð³æ (СÓÐÃûÆø)
- Ó¦Öú: 2 (Ó×¶ùÔ°)
- ½ð±Ò: 660.3
- É¢½ð: 10
- ºì»¨: 1
- Ìû×Ó: 128
- ÔÚÏß: 47.5Сʱ
- ³æºÅ: 1249327
- ×¢²á: 2011-03-29
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- רҵ: ÀíÂۺͼÆË㻯ѧ
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dubo(½ð±Ò+1): »¶Ó³£À´³ÌÐòÓïÑÔ°æÌÖÂÛ 2011-07-31 13:22:45
dubo(½ð±Ò+1): »¶Ó³£À´³ÌÐòÓïÑÔ°æÌÖÂÛ 2011-07-31 13:22:45
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¼òµ¥°æ±¾ Program Matrix Implicit None Include 'mpif.h' Integer :: I,J,K Integer :: iam,np,ierr Integer :: A(4,4),B(4,4),C(4,4) Integer :: AA(4),CC(16) Call MPI_INIT(Ierr) Call MPI_COMM_RANK(mpi_comm_world,iam,ierr) Call mpi_comm_size(mpi_comm_world,np,ierr) Data A/1,2,3,4,5,6,7,8,9,1,2,3,4,5,6,7/ Data B/9,8,7,6,5,4,3,2,1,9,8,7,6,5,4,3/ Data CC/0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0/ Do I=1,4 AA(I)=A((iam+1),I) Enddo Do J=1,4 Do I=1,4 CC(J)=CC(J)+AA(I)*B(I,J) Enddo Enddo Call MPI_Gather(CC,4,MPI_Integer,CC,4,MPI_Integer,0,mpi_comm_world,ierr) If (iam==0) then K=0 Do I=1,4 Do J=1,4 K=K+1 C(I,J)=CC(K) Enddo Write(1103,*) (C(I,J),J=1,4) Enddo Endif Call MPI_FINALIZE(ierr) End ÔËÐз½Ê½Ò»Ñù ÔËÐнá¹ûÒ»Ñù |
5Â¥2011-07-22 11:21:26
kevin123581
½ð³æ (ÕýʽдÊÖ)
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6Â¥2012-09-11 11:55:57
lrlrwu
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7Â¥2012-09-11 18:06:41
wangjiang381
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8Â¥2012-11-08 21:00:47
weiwei43
ÖÁ×ðľ³æ (ÕýʽдÊÖ)
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9Â¥2014-07-12 21:37:27













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