[490] | 1 | #include "globalScopeData.hpp" |
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[591] | 2 | #include "xios_spl.hpp" |
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[300] | 3 | #include "cxios.hpp" |
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[342] | 4 | #include "client.hpp" |
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[300] | 5 | #include <boost/functional/hash.hpp> |
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| 6 | #include "type.hpp" |
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| 7 | #include "context.hpp" |
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| 8 | #include "context_client.hpp" |
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| 9 | #include "oasis_cinterface.hpp" |
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[382] | 10 | #include "mpi.hpp" |
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[347] | 11 | #include "timer.hpp" |
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[400] | 12 | #include "buffer_client.hpp" |
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[300] | 13 | |
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[335] | 14 | namespace xios |
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[490] | 15 | { |
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[300] | 16 | |
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| 17 | MPI_Comm CClient::intraComm ; |
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| 18 | MPI_Comm CClient::interComm ; |
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[1087] | 19 | std::list<MPI_Comm> *CClient::contextInterComms_ptr = 0; |
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[300] | 20 | int CClient::serverLeader ; |
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| 21 | bool CClient::is_MPI_Initialized ; |
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[490] | 22 | int CClient::rank = INVALID_RANK; |
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| 23 | StdOFStream CClient::m_infoStream; |
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[523] | 24 | StdOFStream CClient::m_errorStream; |
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[490] | 25 | |
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[1060] | 26 | void CClient::initialize(const string& codeId, MPI_Comm& localComm, MPI_Comm& returnComm) |
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[300] | 27 | { |
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| 28 | int initialized ; |
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| 29 | MPI_Initialized(&initialized) ; |
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| 30 | if (initialized) is_MPI_Initialized=true ; |
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| 31 | else is_MPI_Initialized=false ; |
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[1073] | 32 | |
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| 33 | |
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[1037] | 34 | |
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[300] | 35 | // don't use OASIS |
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| 36 | if (!CXios::usingOasis) |
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| 37 | { |
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| 38 | // localComm doesn't given |
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[1073] | 39 | |
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[300] | 40 | if (localComm == MPI_COMM_NULL) |
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| 41 | { |
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[490] | 42 | if (!is_MPI_Initialized) |
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[300] | 43 | { |
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[1072] | 44 | //MPI_Init(NULL, NULL); |
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| 45 | int return_level; |
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| 46 | MPI_Init_thread(NULL, NULL, 3, &return_level); |
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| 47 | assert(return_level == 3); |
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[300] | 48 | } |
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[359] | 49 | CTimer::get("XIOS").resume() ; |
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| 50 | CTimer::get("XIOS init").resume() ; |
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[490] | 51 | boost::hash<string> hashString ; |
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| 52 | |
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[300] | 53 | unsigned long hashClient=hashString(codeId) ; |
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[1073] | 54 | unsigned long hashServer=hashString(CXios::xiosCodeId) ; |
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[300] | 55 | unsigned long* hashAll ; |
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| 56 | int size ; |
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| 57 | int myColor ; |
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| 58 | int i,c ; |
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[490] | 59 | |
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[1073] | 60 | MPI_Comm_size(CXios::globalComm,&size); |
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[300] | 61 | MPI_Comm_rank(CXios::globalComm,&rank); |
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[1081] | 62 | |
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[490] | 63 | |
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[300] | 64 | hashAll=new unsigned long[size] ; |
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[490] | 65 | |
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[300] | 66 | MPI_Allgather(&hashClient,1,MPI_LONG,hashAll,1,MPI_LONG,CXios::globalComm) ; |
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| 67 | |
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| 68 | map<unsigned long, int> colors ; |
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| 69 | map<unsigned long, int> leaders ; |
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[490] | 70 | |
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[300] | 71 | for(i=0,c=0;i<size;i++) |
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| 72 | { |
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| 73 | if (colors.find(hashAll[i])==colors.end()) |
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| 74 | { |
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| 75 | colors[hashAll[i]] =c ; |
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| 76 | leaders[hashAll[i]]=i ; |
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| 77 | c++ ; |
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| 78 | } |
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| 79 | } |
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[490] | 80 | |
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[491] | 81 | // Verify whether we are on server mode or not |
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| 82 | CXios::setNotUsingServer(); |
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| 83 | for (i=0; i < size; ++i) |
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| 84 | { |
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| 85 | if (hashServer == hashAll[i]) |
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| 86 | { |
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| 87 | CXios::setUsingServer(); |
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| 88 | break; |
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| 89 | } |
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| 90 | } |
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| 91 | |
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[300] | 92 | myColor=colors[hashClient] ; |
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[490] | 93 | |
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[300] | 94 | MPI_Comm_split(CXios::globalComm,myColor,rank,&intraComm) ; |
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[1037] | 95 | |
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[300] | 96 | |
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| 97 | if (CXios::usingServer) |
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[490] | 98 | { |
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[1079] | 99 | //int clientLeader=leaders[hashClient] ; |
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[300] | 100 | serverLeader=leaders[hashServer] ; |
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[493] | 101 | |
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| 102 | int intraCommSize, intraCommRank ; |
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| 103 | MPI_Comm_size(intraComm,&intraCommSize) ; |
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| 104 | MPI_Comm_rank(intraComm,&intraCommRank) ; |
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[1072] | 105 | #pragma omp critical(_output) |
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| 106 | { |
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| 107 | info(50)<<"intercommCreate::client "<<rank<<" intraCommSize : "<<intraCommSize |
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[1079] | 108 | <<" intraCommRank :"<<intraCommRank<<" serverLeader "<< serverLeader |
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| 109 | <<" globalComm : "<< &(CXios::globalComm) << endl ; |
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[1072] | 110 | } |
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| 111 | |
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[300] | 112 | MPI_Intercomm_create(intraComm,0,CXios::globalComm,serverLeader,0,&interComm) ; |
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[1072] | 113 | |
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[300] | 114 | } |
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| 115 | else |
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| 116 | { |
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| 117 | MPI_Comm_dup(intraComm,&interComm) ; |
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| 118 | } |
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| 119 | delete [] hashAll ; |
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| 120 | } |
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| 121 | // localComm argument is given |
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[490] | 122 | else |
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[300] | 123 | { |
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| 124 | if (CXios::usingServer) |
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[490] | 125 | { |
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[300] | 126 | //ERROR("void CClient::initialize(const string& codeId,MPI_Comm& localComm,MPI_Comm& returnComm)", << " giving a local communictor is not compatible with using server mode") ; |
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| 127 | } |
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| 128 | else |
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| 129 | { |
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| 130 | MPI_Comm_dup(localComm,&intraComm) ; |
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| 131 | MPI_Comm_dup(intraComm,&interComm) ; |
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| 132 | } |
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| 133 | } |
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| 134 | } |
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| 135 | // using OASIS |
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| 136 | else |
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| 137 | { |
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| 138 | // localComm doesn't given |
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| 139 | if (localComm == MPI_COMM_NULL) |
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| 140 | { |
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| 141 | if (!is_MPI_Initialized) oasis_init(codeId) ; |
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[655] | 142 | oasis_get_localcomm(localComm) ; |
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[300] | 143 | } |
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[655] | 144 | MPI_Comm_dup(localComm,&intraComm) ; |
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| 145 | |
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[359] | 146 | CTimer::get("XIOS").resume() ; |
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| 147 | CTimer::get("XIOS init").resume() ; |
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[511] | 148 | |
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| 149 | if (CXios::usingServer) |
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[300] | 150 | { |
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| 151 | MPI_Status status ; |
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[491] | 152 | MPI_Comm_rank(intraComm,&rank) ; |
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[506] | 153 | |
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[300] | 154 | oasis_get_intercomm(interComm,CXios::xiosCodeId) ; |
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| 155 | if (rank==0) MPI_Recv(&serverLeader,1, MPI_INT, 0, 0, interComm, &status) ; |
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| 156 | MPI_Bcast(&serverLeader,1,MPI_INT,0,intraComm) ; |
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[490] | 157 | |
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[300] | 158 | } |
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| 159 | else MPI_Comm_dup(intraComm,&interComm) ; |
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| 160 | } |
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[490] | 161 | |
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[300] | 162 | MPI_Comm_dup(intraComm,&returnComm) ; |
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[1037] | 163 | |
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[300] | 164 | } |
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[490] | 165 | |
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| 166 | |
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[300] | 167 | void CClient::registerContext(const string& id,MPI_Comm contextComm) |
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| 168 | { |
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[1081] | 169 | //#pragma omp critical(_output) |
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[1079] | 170 | //info(50) << "Client "<<getRank() << " start registerContext using info output" << endl; |
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| 171 | |
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[346] | 172 | CContext::setCurrent(id) ; |
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[1079] | 173 | CContext* context = CContext::create(id); |
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[1085] | 174 | |
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| 175 | int tmp_rank; |
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| 176 | MPI_Comm_rank(contextComm,&tmp_rank) ; |
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[1079] | 177 | |
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[1102] | 178 | // #pragma omp critical (_output) |
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| 179 | // printf("Client %d : client.cpp Client::registerContext context add = %p\n", tmp_rank, &(*context)); |
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[1081] | 180 | |
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| 181 | |
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[511] | 182 | StdString idServer(id); |
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| 183 | idServer += "_server"; |
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[490] | 184 | |
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[1079] | 185 | if (!CXios::isServer) // server mode |
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[1060] | 186 | { |
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[300] | 187 | int size,rank,globalRank ; |
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[1081] | 188 | //size_t message_size ; |
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| 189 | //int leaderRank ; |
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[300] | 190 | MPI_Comm contextInterComm ; |
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[490] | 191 | |
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[1037] | 192 | |
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[300] | 193 | MPI_Comm_size(contextComm,&size) ; |
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| 194 | MPI_Comm_rank(contextComm,&rank) ; |
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| 195 | MPI_Comm_rank(CXios::globalComm,&globalRank) ; |
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| 196 | if (rank!=0) globalRank=0 ; |
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[490] | 197 | |
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| 198 | |
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[300] | 199 | CMessage msg ; |
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[511] | 200 | msg<<idServer<<size<<globalRank ; |
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[300] | 201 | |
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[1037] | 202 | |
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[300] | 203 | int messageSize=msg.size() ; |
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[1037] | 204 | void * buff = new char[messageSize] ; |
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| 205 | CBufferOut buffer(buff,messageSize) ; |
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[300] | 206 | buffer<<msg ; |
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[1037] | 207 | |
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| 208 | |
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[490] | 209 | |
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[1037] | 210 | MPI_Send(buff,buffer.count(),MPI_CHAR,serverLeader,1,CXios::globalComm) ; |
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[300] | 211 | delete [] buff ; |
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[1067] | 212 | |
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[490] | 213 | |
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[300] | 214 | MPI_Intercomm_create(contextComm,0,CXios::globalComm,serverLeader,10+globalRank,&contextInterComm) ; |
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[1079] | 215 | |
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[1094] | 216 | //#pragma omp critical (_output) |
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| 217 | //info(10)<<"Register new Context : "<<id<<endl ; |
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[1067] | 218 | |
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[490] | 219 | |
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[1067] | 220 | MPI_Comm inter ; |
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| 221 | MPI_Intercomm_merge(contextInterComm,0,&inter) ; |
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| 222 | MPI_Barrier(inter) ; |
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[1079] | 223 | |
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[1037] | 224 | |
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[1081] | 225 | context->initClient(contextComm,contextInterComm) ; |
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[1037] | 226 | |
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[1102] | 227 | // #pragma omp critical (_output) |
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| 228 | // printf("Client %d : context->initClient(contextComm,contextInterComm) OK \n", getRank()) ; |
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[1037] | 229 | |
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[1087] | 230 | //contextInterComms->push_back(contextInterComm); |
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| 231 | if(contextInterComms_ptr == NULL) contextInterComms_ptr = new std::list<MPI_Comm>; |
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[1085] | 232 | contextInterComms_ptr->push_back(contextInterComm); |
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[1087] | 233 | |
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[1067] | 234 | MPI_Comm_free(&inter); |
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[300] | 235 | } |
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[1079] | 236 | else // attached mode |
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[300] | 237 | { |
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| 238 | MPI_Comm contextInterComm ; |
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| 239 | MPI_Comm_dup(contextComm,&contextInterComm) ; |
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[511] | 240 | CContext* contextServer = CContext::create(idServer); |
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[1080] | 241 | |
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[511] | 242 | // Firstly, initialize context on client side |
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| 243 | context->initClient(contextComm,contextInterComm, contextServer); |
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| 244 | |
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| 245 | // Secondly, initialize context on server side |
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[597] | 246 | contextServer->initServer(contextComm,contextInterComm, context); |
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[511] | 247 | |
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| 248 | // Finally, we should return current context to context client |
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| 249 | CContext::setCurrent(id); |
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[1087] | 250 | |
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| 251 | if(contextInterComms_ptr == NULL) contextInterComms_ptr = new std::list<MPI_Comm>; |
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[1085] | 252 | contextInterComms_ptr->push_back(contextInterComm); |
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[1087] | 253 | //contextInterComms->push_back(contextInterComm); |
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[300] | 254 | } |
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| 255 | } |
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[490] | 256 | |
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[300] | 257 | void CClient::finalize(void) |
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| 258 | { |
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| 259 | int rank ; |
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| 260 | int msg=0 ; |
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[697] | 261 | |
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| 262 | MPI_Comm_rank(intraComm,&rank) ; |
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[1070] | 263 | |
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[332] | 264 | if (!CXios::isServer) |
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[300] | 265 | { |
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[490] | 266 | MPI_Comm_rank(intraComm,&rank) ; |
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| 267 | if (rank==0) |
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[332] | 268 | { |
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| 269 | MPI_Send(&msg,1,MPI_INT,0,0,interComm) ; |
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| 270 | } |
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[300] | 271 | } |
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[490] | 272 | |
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[1085] | 273 | for (std::list<MPI_Comm>::iterator it = contextInterComms_ptr->begin(); it != contextInterComms_ptr->end(); ++it) |
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[655] | 274 | MPI_Comm_free(&(*it)); |
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[1060] | 275 | |
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[655] | 276 | MPI_Comm_free(&interComm); |
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| 277 | MPI_Comm_free(&intraComm); |
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[361] | 278 | |
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[655] | 279 | CTimer::get("XIOS finalize").suspend() ; |
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| 280 | CTimer::get("XIOS").suspend() ; |
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| 281 | |
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[300] | 282 | if (!is_MPI_Initialized) |
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| 283 | { |
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| 284 | if (CXios::usingOasis) oasis_finalize(); |
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[1070] | 285 | else MPI_Finalize(); |
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[300] | 286 | } |
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[697] | 287 | |
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[1081] | 288 | |
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| 289 | //info(20) << "Client "<<rank<<" : Client side context is finalized "<< endl ; |
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| 290 | // report(0) <<" Performance report : total time spent for XIOS : "<< CTimer::get("XIOS").getCumulatedTime()<<" s"<<endl ; |
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| 291 | // report(0)<< " Performance report : time spent for waiting free buffer : "<< CTimer::get("Blocking time").getCumulatedTime()<<" s"<<endl ; |
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| 292 | // report(0)<< " Performance report : Ratio : "<< CTimer::get("Blocking time").getCumulatedTime()/CTimer::get("XIOS").getCumulatedTime()*100.<<" %"<<endl ; |
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| 293 | // report(0)<< " Performance report : This ratio must be close to zero. Otherwise it may be usefull to increase buffer size or numbers of server"<<endl ; |
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| 294 | // // report(0)<< " Memory report : Current buffer_size : "<<CXios::bufferSize<<endl ; |
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| 295 | // report(0)<< " Memory report : Minimum buffer size required : " << CClientBuffer::maxRequestSize << " bytes" << endl ; |
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| 296 | // report(0)<< " Memory report : increasing it by a factor will increase performance, depending of the volume of data wrote in file at each time step of the file"<<endl ; |
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| 297 | |
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| 298 | |
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[400] | 299 | } |
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[490] | 300 | |
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| 301 | int CClient::getRank() |
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| 302 | { |
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| 303 | return rank; |
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| 304 | } |
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| 305 | |
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[523] | 306 | /*! |
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| 307 | * Open a file specified by a suffix and an extension and use it for the given file buffer. |
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| 308 | * The file name will be suffix+rank+extension. |
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| 309 | * |
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| 310 | * \param fileName[in] protype file name |
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| 311 | * \param ext [in] extension of the file |
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| 312 | * \param fb [in/out] the file buffer |
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| 313 | */ |
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| 314 | void CClient::openStream(const StdString& fileName, const StdString& ext, std::filebuf* fb) |
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| 315 | { |
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| 316 | StdStringStream fileNameClient; |
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| 317 | int numDigit = 0; |
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| 318 | int size = 0; |
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| 319 | MPI_Comm_size(CXios::globalComm, &size); |
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| 320 | while (size) |
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| 321 | { |
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| 322 | size /= 10; |
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| 323 | ++numDigit; |
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| 324 | } |
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[497] | 325 | |
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[523] | 326 | fileNameClient << fileName << "_" << std::setfill('0') << std::setw(numDigit) << getRank() << ext; |
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[1081] | 327 | //printf("getrank() = %d, file name = %s\n", getRank(), fileNameClient.str().c_str()); |
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[1074] | 328 | |
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[1072] | 329 | fb->open(fileNameClient.str().c_str(), std::ios::out); |
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| 330 | if (!fb->is_open()) |
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| 331 | ERROR("void CClient::openStream(const StdString& fileName, const StdString& ext, std::filebuf* fb)", |
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| 332 | << std::endl << "Can not open <" << fileNameClient << "> file to write the client log(s)."); |
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| 333 | |
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[1074] | 334 | |
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[523] | 335 | } |
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[490] | 336 | |
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[523] | 337 | /*! |
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| 338 | * \brief Open a file stream to write the info logs |
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| 339 | * Open a file stream with a specific file name suffix+rank |
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| 340 | * to write the info logs. |
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| 341 | * \param fileName [in] protype file name |
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| 342 | */ |
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| 343 | void CClient::openInfoStream(const StdString& fileName) |
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| 344 | { |
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| 345 | std::filebuf* fb = m_infoStream.rdbuf(); |
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| 346 | openStream(fileName, ".out", fb); |
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[490] | 347 | |
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[523] | 348 | info.write2File(fb); |
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| 349 | report.write2File(fb); |
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| 350 | } |
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[490] | 351 | |
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[523] | 352 | //! Write the info logs to standard output |
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| 353 | void CClient::openInfoStream() |
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| 354 | { |
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| 355 | info.write2StdOut(); |
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| 356 | report.write2StdOut(); |
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| 357 | } |
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[490] | 358 | |
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[523] | 359 | //! Close the info logs file if it opens |
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| 360 | void CClient::closeInfoStream() |
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| 361 | { |
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| 362 | if (m_infoStream.is_open()) m_infoStream.close(); |
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| 363 | } |
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[490] | 364 | |
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[523] | 365 | /*! |
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| 366 | * \brief Open a file stream to write the error log |
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| 367 | * Open a file stream with a specific file name suffix+rank |
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| 368 | * to write the error log. |
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| 369 | * \param fileName [in] protype file name |
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| 370 | */ |
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| 371 | void CClient::openErrorStream(const StdString& fileName) |
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| 372 | { |
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| 373 | std::filebuf* fb = m_errorStream.rdbuf(); |
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| 374 | openStream(fileName, ".err", fb); |
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| 375 | |
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| 376 | error.write2File(fb); |
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| 377 | } |
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| 378 | |
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| 379 | //! Write the error log to standard error output |
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| 380 | void CClient::openErrorStream() |
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| 381 | { |
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| 382 | error.write2StdErr(); |
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| 383 | } |
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| 384 | |
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| 385 | //! Close the error log file if it opens |
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| 386 | void CClient::closeErrorStream() |
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| 387 | { |
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| 388 | if (m_errorStream.is_open()) m_errorStream.close(); |
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| 389 | } |
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[300] | 390 | } |
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