PobedilRomanskogo / Антонов - MPI (2004)

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2004

M>D 681.3.06 ;;D – 018.2*32.973

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ISBN 5-211-04907-1

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M>D

;;D – 018.2*32.973

ISBN 5-211-04907-1

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2

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I_j_^ZqZ ijb_f khh[s_gbc [_a [ehdbjh\db..................................................	21
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AZ^Zgby................................................................................................................	55
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3

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MPI_ADDRESS ................	66
MPI_ALLGATHER ..............	42
MPI_ALLGATHERV .............	42
MPI_ALLREDUCE ..............	45
MPI_ALLTOALL ...............	42
MPI_ALLTOALLV ..............	43
MPI_BARRIER ................	36
MPI_BCAST ..................	38
MPI_BSEND ..................	14
MPI_BSEND_INIT .............	30
MPI_BUFFER_ATTACH ..........	15
MPI_BUFFER_DETACH ..........	15
MPI_CART_COORDS ............	58
MPI_CART_CREATE ............	56
MPI_CART_GET ...............	59
MPI_CART_RANK ..............	58
MPI_CART_SHIFT .............	59
MPI_CART_SUB ...............	58
MPI_CARTDIM_GET ............	58
MPI_COMM_CREATE ............	53
MPI_COMM_DUP ...............	53
MPI_COMM_FREE ..............	54
MPI_COMM_GROUP .............	49
MPI_COMM_RANK ...............	9
MPI_COMM_SIZE ...............	9
MPI_COMM_SPLIT .............	54
MPI_DIMS_CREATE ............	57
MPI_FINALIZE ................	8
MPI_GATHER .................	39
MPI_GATHERV ................	40
MPI_GET_COUNT ..............	19
MPI_GET_PROCESSOR_NAME .....	10
MPI_GRAPH_CREATE ...........	60
MPI_GRAPH_GET ..............	61
MPI_GRAPH_NEIGHBORS ........	61
MPI_GRAPH_NEIGHBORS_COUNT .. 61
MPI_GRAPHDIMS_GET ..........	61
MPI_GROUP_COMPARE ..........	51
MPI_GROUP_DIFFERENCE .......	50
MPI_GROUP_EXCL .............	49
MPI_GROUP_FREE .............	51
MPI_GROUP_INCL .............	49
MPI_GROUP_INTERSECTION .....	50
MPI_GROUP_RANK .............	50
MPI_GROUP_SIZE .............	50
MPI_GROUP_TRANSLATE_RANKS .. 51
MPI_GROUP_UNION ............	50
MPI_IBSEND .................	23
MPI_INIT ....................	8
MPI_INITIALIZED .............	9
MPI_IPROBE .................	23

MPI_IRECV ..................	23
MPI_IRSEND .................	23
MPI_ISEND ..................	22
MPI_ISSEND .................	23
MPI_OP_CREATE ..............	46
MPI_OP_FREE ................	46
MPI_PACK ...................	69
MPI_PACK_SIZE ..............	69
MPI_PROBE ..................	19
MPI_RECV ...................	16
MPI_RECV_INIT ..............	30
MPI_REDUCE .................	43
MPI_REDUCE_SCATTER .........	45
MPI_REQUEST_FREE ...........	31
MPI_RSEND ..................	14
MPI_RSEND_INIT .............	30
MPI_SCAN ...................	46
MPI_SCATTER ................	40
MPI_SCATTERV ...............	41
MPI_SEND ...................	12
MPI_SEND_INIT ..............	30
MPI_SENDRECV ...............	33
MPI_SENDRECV_REPLACE .......	34
MPI_SSEND ..................	14
MPI_SSEND_INIT .............	30
MPI_START ..................	31
MPI_STARTALL ...............	31
MPI_TEST ...................	27
MPI_TESTALL ................	27
MPI_TESTANY ................	27
MPI_TESTSOME ...............	28
MPI_TOPO_TEST ..............	56
MPI_TYPE_COMMIT ............	66
MPI_TYPE_CONTIGUOUS ........	64
MPI_TYPE_EXTENT ............	67
MPI_TYPE_FREE ..............	66
MPI_TYPE_HINDEXED ..........	65
MPI_TYPE_HVECTOR ...........	65
MPI_TYPE_INDEXED ...........	65
MPI_TYPE_LB ................	67
MPI_TYPE_SIZE ..............	66
MPI_TYPE_STRUCT ............	65
MPI_TYPE_UB ................	67
MPI_TYPE_VECTOR ............	64
MPI_UNPACK .................	69
MPI_WAIT ...................	23
MPI_WAITALL ................	24
MPI_WAITANY ................	25
MPI_WAITSOME ...............	25
MPI_WTICK ..................	10
MPI_WTIME ..................	10

4

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7

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MPI_INIT(IERR) INTEGER IERR

BgbpbZebaZpby iZjZee_evghc qZklb ijh]jZffu <k_ ^jm]b_ ijhp_^mju03, fh]ml [ulv \ua\Zgu lhevdh ihke_ \uah\Z MPI_INIT BgbpbZebaZpby iZjZe- e_evghc qZklb ^ey dZ`^h]h ijbeh`_gby ^he`gZ \uihegylvky lhevdh h^bg jZa < yaud_ Kb nmgdpbb MPI_Init i_j_^Zxlky mdZaZl_eb gZ Zj]mf_glu dh- fZg^ghc kljhdb ijh]jZffu argc b argv ba dhlhjuo kbkl_fhc fh]ml ba\e_- dZlvky b i_j_^Z\Zlvky \ iZjZee_evgu_ ijhp_kku g_dhlhju_ iZjZf_lju aZ- imkdZ ijh]jZffu

MPI_FINALIZE(IERR) INTEGER IERR

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Ijbf_j ijhkl_cr_c03,-ijh]jZffu gZ yaud_ NhjljZg \u]ey^bl ke_^mxsbf

h[jZahf

program example1 include ‘mpif.h’ integer ierr

print *, ‘Before MPI_INIT’ call MPI_INIT(ierr)

print *, ‘Parallel section’ call MPI_FINALIZE(ierr) print *, ‘After MPI_FINALIZE’ end

< aZ\bkbfhklb hl j_ZebaZpbb MPI kljhqdb ‘Before MPI_INIT’ b ‘After MPI_FINALIZE’ fh`_l i_qZlZlv eb[h h^bg \u^_e_gguc ijhp_kk eb[h \k_ aZ- ims_ggu_ ijhp_kku ijbeh`_gby Kljhqdm ‘Parallel section’ ^he`gu gZ- i_qZlZlv \k_ ijhp_kku Ihjy^hd \u\h^Z kljhd k jZaguo ijhp_kkh\ fh`_l [ulv ijhba\hevguf

H[sZy ko_fZ 03,-ijh]jZffu gZ yaud_ Kb \u]ey^bl ijbf_jgh ke_^mxsbf h[jZahf

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#include “mpi.h”

main(int argc, char **argv)

{

…

MPI_Init(&argc, &argv);

…

MPI_Finalize();

…

}

>jm]b_ iZjZee_evgu_ ijh]jZffu gZ yaud_ Kb k bkihevah\Zgb_f l_ogheh]bb MPI fh`gh gZclb gZijbf_j \ <uqbkebl_evghf iheb]hg_ http://polygon.parallel.ru.

MPI_INITIALIZED(FLAG, IERR) LOGICAL FLAG

INTEGER IERR

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MPI_INIT.

MPI_COMM_SIZE(COMM, SIZE, IERR) INTEGER COMM, SIZE, IERR

< Zj]mf_gl_ SIZE ijhp_^mjZ \ha\jZsZ_l qbkeh iZjZee_evguo ijhp_kkh\ \ dhffmgbdZlhj_ COMM.

MPI_COMM_RANK(COMM, RANK, IERR) INTEGER COMM, RANK, IERR

< Zj]mf_gl_ RANK ijhp_^mjZ \ha\jZsZ_l ghf_j ijhp_kkZ \ dhffmgbdZlhj_ COMM ?keb ijhp_^mjZ MPI_COMM_SIZE ^ey lh]h `_ dhffmgbdZlhjZ COMM \_jgmeZ agZq_gb_ SIZE lh agZq_gb_ \ha\jZsZ_fh_ ijhp_^mjhc MPI_COMM_RANK q_j_a i_j_f_ggmx RANK e_`bl \ ^bZiZahg_ hl 0 ^h SIZE-1.

< ke_^mxs_f ijbf_j_ dZ`^uc aZims_gguc ijhp_kk i_qZlZ_l k\hc mgbdZev- guc ghf_j \ dhffmgbdZlhj_ MPI_COMM_WORLD b qbkeh ijhp_kkh\ \ ^Zgghf dhffmgbdZlhj_

program example2 include ‘mpif.h’ integer ierr, size, rank call MPI_INIT(ierr)

call MPI_COMM_SIZE(MPI_COMM_WORLD, size, ierr) call MPI_COMM_RANK(MPI_COMM_WORLD, rank, ierr) print *, ‘process ’, rank, ‘, size ’, size call MPI_FINALIZE(ierr)

end

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KljhdZ khhl\_lkl\mxsZy \uah\m ijhp_^mju print [m^_l \u\_^_gZ klhevdh jZa kdhevdh ijhp_kkh\ [ueh ihjh`^_gh ijb aZimkd_ ijh]jZffu Ihjy^hd ihy\e_gby kljhd aZjZg__ g_ hij_^_e_g b fh`_l [ulv \hh[s_ ]h\hjy ex[uf =ZjZglbjm_lky lhevdh lh qlh kh^_j`bfh_ hl^_evguo kljhd g_ [m^_l i_j_f_- rZgh ^jm] k ^jm]hf

DOUBLE PRECISION MPI_WTIME(IERR) INTEGER IERR

WlZ nmgdpby \ha\jZsZ_l gZ \ua\Z\r_f ijhp_kk_ Zkljhghfbq_kdh_ \j_fy \ k_dmg^Zo \_s_kl\_ggh_ qbkeh ^\hcghc lhqghklb ijhr_^r__ k g_dhlhjh]h fhf_glZ \ ijhrehf ?keb g_dhlhjuc mqZklhd ijh]jZffu hdjm`blv \uah\Zfb ^Zgghc nmgdpbb lh jZaghklv \ha\jZsZ_fuo agZq_gbc ihdZ`_l \j_fy jZ[hlu ^Zggh]h mqZkldZ =ZjZglbjm_lky qlh fhf_gl \j_f_gb bkihevam_fuc \ dZq_kl\_ lhqdb hlkq_lZ g_ [m^_l baf_g_g aZ \j_fy kms_kl\h\Zgby ijhp_kkZ AZf_lbf qlh wlZ nmgdpby \ha\jZsZ_l j_amevlZl k\h_c jZ[hlu g_ q_j_a iZjZf_lju Z y\guf h[jZahf LZcf_ju jZaguo ijhp_kkhjh\ fh]ml [ulv g_ kbgojhgbabjh\Zgu b \u^Z\Zlv jZaebqgu_ agZq_gby wlh fh`gh hij_^_eblv ih agZq_gbx iZjZf_ljZ MPI_WTIME_IS_GLOBAL (1 – kbgojhgbabjh\Zgu 0 - g_l

DOUBLE PRECISION MPI_WTICK(IERR) INTEGER IERR

Nmgdpby \ha\jZsZ_l jZaj_r_gb_ lZcf_jZ gZ \ua\Z\r_f ijhp_kk_ \ k_dmg^Zo WlZ nmgdpby lZd`_ \ha\jZsZ_l j_amevlZl k\h_c jZ[hlu g_ q_j_a iZjZf_lju Z y\guf h[jZahf

MPI_GET_PROCESSOR_NAME(NAME, LEN, IERR) CHARACTER*(*) NAME

INTEGER LEN, IERR

Ijhp_^mjZ \ha\jZsZ_l \ kljhd_ NAME bfy maeZ gZ dhlhjhf aZims_g \ua\Z\- rbc ijhp_kk < i_j_f_gghc LEN \ha\jZsZ_lky dhebq_kl\h kbf\heh\ \ bf_gb g_ ij_\urZxs__ agZq_gby dhgklZglu MPI_MAX_PROCESSOR_NAME K ihfhsvx wlhc ijhp_^mju fh`gh hij_^_eblv gZ dZdb_ bf_ggh nbabq_kdb_ ijhp_kkhju [ueb kieZgbjh\Zgu ijhp_kku MPI-ijbeh`_gby

< ke_^mxs_c ijh]jZff_ gZ dZ`^hf ijhp_kk_ hij_^_eyxlky ^\_ oZjZdl_jb- klbdb kbkl_fgh]h lZcf_jZ _]h jZaj_r_gb_ b \j_fy lj_[m_fh_ gZ aZf_j \j_- f_gb ^ey mkj_^g_gby ihemqZ_fh]h agZq_gby \uihegy_lky NTIMES aZf_jh\

LZd`_ \ ^Zgghf ijbf_j_ ihdZaZgh bkihevah\Zgb_ ijhp_^mju

MPI_GET_PROCESSOR_NAME.

10