[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 "server.hpp" |
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[983] | 5 | #include "client.hpp" |
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[300] | 6 | #include "type.hpp" |
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| 7 | #include "context.hpp" |
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[352] | 8 | #include "object_template.hpp" |
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[300] | 9 | #include "oasis_cinterface.hpp" |
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| 10 | #include <boost/functional/hash.hpp> |
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| 11 | #include <boost/algorithm/string.hpp> |
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[382] | 12 | #include "mpi.hpp" |
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[347] | 13 | #include "tracer.hpp" |
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| 14 | #include "timer.hpp" |
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[492] | 15 | #include "event_scheduler.hpp" |
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[300] | 16 | |
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[335] | 17 | namespace xios |
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[490] | 18 | { |
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[300] | 19 | MPI_Comm CServer::intraComm ; |
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[992] | 20 | list<MPI_Comm> CServer::interCommLeft ; |
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| 21 | list<MPI_Comm> CServer::interCommRight ; |
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[1054] | 22 | // list<MPI_Comm> CServer::interComm ; |
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[655] | 23 | std::list<MPI_Comm> CServer::contextInterComms; |
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[1071] | 24 | std::list<MPI_Comm> CServer::contextIntraComms; |
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[1021] | 25 | int CServer::serverLevel = 0 ; |
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[1071] | 26 | int CServer::serverLeader_ = 0; |
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| 27 | int CServer::serverSize_ = 0; |
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[1021] | 28 | int CServer::nbPools = 0; |
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| 29 | int CServer::poolId = 0; |
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[1071] | 30 | int CServer::nbContexts_ = 0; |
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[983] | 31 | bool CServer::isRoot = false ; |
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[1077] | 32 | int CServer::rank_ = INVALID_RANK; |
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[490] | 33 | StdOFStream CServer::m_infoStream; |
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[523] | 34 | StdOFStream CServer::m_errorStream; |
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[490] | 35 | map<string,CContext*> CServer::contextList ; |
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[300] | 36 | bool CServer::finished=false ; |
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| 37 | bool CServer::is_MPI_Initialized ; |
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[597] | 38 | CEventScheduler* CServer::eventScheduler = 0; |
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[983] | 39 | |
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| 40 | //--------------------------------------------------------------- |
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| 41 | /*! |
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| 42 | * \fn void CServer::initialize(void) |
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[1054] | 43 | * Creates intraComm for each possible type of servers (classical, primary or secondary). |
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| 44 | * In case of secondary servers intraComm is created for each secondary server pool. |
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| 45 | * (For now the assumption is that there is one proc per pool.) |
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| 46 | * Creates the following lists of interComms: |
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| 47 | * classical server -- interCommLeft |
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| 48 | * primary server -- interCommLeft and interCommRight |
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| 49 | * secondary server -- interComm for each pool. |
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[983] | 50 | */ |
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[300] | 51 | void CServer::initialize(void) |
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| 52 | { |
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| 53 | int initialized ; |
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| 54 | MPI_Initialized(&initialized) ; |
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| 55 | if (initialized) is_MPI_Initialized=true ; |
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| 56 | else is_MPI_Initialized=false ; |
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[490] | 57 | |
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[300] | 58 | // Not using OASIS |
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| 59 | if (!CXios::usingOasis) |
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| 60 | { |
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[490] | 61 | |
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| 62 | if (!is_MPI_Initialized) |
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[300] | 63 | { |
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[925] | 64 | MPI_Init(NULL, NULL); |
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[300] | 65 | } |
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[359] | 66 | CTimer::get("XIOS").resume() ; |
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[490] | 67 | |
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| 68 | boost::hash<string> hashString ; |
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[1021] | 69 | // unsigned long hashServer1 = hashString(CXios::xiosCodeIdPrm); |
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| 70 | // unsigned long hashServer2 = hashString(CXios::xiosCodeIdSnd); |
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| 71 | // unsigned long hashServer = (CXios::serverLevel < 2) ? hashServer1 : hashServer2; |
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| 72 | unsigned long hashServer = hashString(CXios::xiosCodeId); |
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[490] | 73 | |
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[300] | 74 | unsigned long* hashAll ; |
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[490] | 75 | |
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| 76 | // int rank ; |
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[300] | 77 | int size ; |
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| 78 | int myColor ; |
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| 79 | int i,c ; |
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[1021] | 80 | MPI_Comm newComm, serversComm; |
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[490] | 81 | |
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[983] | 82 | MPI_Comm_size(CXios::globalComm, &size) ; |
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[1077] | 83 | MPI_Comm_rank(CXios::globalComm, &rank_); |
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[1009] | 84 | |
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[300] | 85 | hashAll=new unsigned long[size] ; |
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[983] | 86 | MPI_Allgather(&hashServer, 1, MPI_LONG, hashAll, 1, MPI_LONG, CXios::globalComm) ; |
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[490] | 87 | |
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[1021] | 88 | map<unsigned long, int> colors ; |
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[300] | 89 | map<unsigned long, int> leaders ; |
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| 90 | map<unsigned long, int>::iterator it ; |
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[490] | 91 | |
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[300] | 92 | for(i=0,c=0;i<size;i++) |
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| 93 | { |
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| 94 | if (colors.find(hashAll[i])==colors.end()) |
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| 95 | { |
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| 96 | colors[hashAll[i]]=c ; |
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| 97 | leaders[hashAll[i]]=i ; |
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| 98 | c++ ; |
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| 99 | } |
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| 100 | } |
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[490] | 101 | |
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[1021] | 102 | // Setting the number of secondary pools |
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| 103 | myColor = colors[hashServer]; |
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| 104 | if (CXios::usingServer2) |
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[1009] | 105 | { |
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[1077] | 106 | int serverRank = rank_ - leaders[hashServer]; // server proc rank starting 0 |
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[1071] | 107 | serverSize_ = size - leaders[hashServer]; |
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| 108 | nbPools = serverSize_ * CXios::ratioServer2 / 100; |
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| 109 | if ( serverRank < (serverSize_ - nbPools) ) |
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[1009] | 110 | { |
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[1021] | 111 | serverLevel = 1; |
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[1009] | 112 | } |
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[1021] | 113 | else |
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[1009] | 114 | { |
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[1021] | 115 | serverLevel = 2; |
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[1071] | 116 | poolId = serverRank - serverSize_ + nbPools; |
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[1077] | 117 | myColor = rank_; |
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[1009] | 118 | } |
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| 119 | } |
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| 120 | |
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[1077] | 121 | MPI_Comm_split(CXios::globalComm, myColor, rank_, &intraComm) ; |
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[1009] | 122 | |
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[1021] | 123 | if (serverLevel == 0) |
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[983] | 124 | { |
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| 125 | int clientLeader; |
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| 126 | for(it=leaders.begin();it!=leaders.end();it++) |
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| 127 | { |
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| 128 | if (it->first!=hashServer) |
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| 129 | { |
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| 130 | clientLeader=it->second ; |
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| 131 | int intraCommSize, intraCommRank ; |
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| 132 | MPI_Comm_size(intraComm,&intraCommSize) ; |
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| 133 | MPI_Comm_rank(intraComm,&intraCommRank) ; |
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[1077] | 134 | info(50)<<"intercommCreate::server "<<rank_<<" intraCommSize : "<<intraCommSize |
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[983] | 135 | <<" intraCommRank :"<<intraCommRank<<" clientLeader "<< clientLeader<<endl ; |
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[490] | 136 | |
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[1009] | 137 | MPI_Intercomm_create(intraComm, 0, CXios::globalComm, clientLeader, 0, &newComm) ; |
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[992] | 138 | interCommLeft.push_back(newComm) ; |
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[983] | 139 | } |
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| 140 | } |
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| 141 | } |
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[1021] | 142 | else if (serverLevel == 1) |
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[983] | 143 | { |
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[1054] | 144 | int clientLeader, srvSndLeader; |
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| 145 | int srvPrmLeader ; |
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[1021] | 146 | for (it=leaders.begin();it!=leaders.end();it++) |
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[983] | 147 | { |
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[1021] | 148 | if (it->first != hashServer) |
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[983] | 149 | { |
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[1021] | 150 | clientLeader=it->second ; |
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| 151 | int intraCommSize, intraCommRank ; |
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| 152 | MPI_Comm_size(intraComm, &intraCommSize) ; |
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| 153 | MPI_Comm_rank(intraComm, &intraCommRank) ; |
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[1077] | 154 | info(50)<<"intercommCreate::server "<<rank_<<" intraCommSize : "<<intraCommSize |
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[1021] | 155 | <<" intraCommRank :"<<intraCommRank<<" clientLeader "<< clientLeader<<endl ; |
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| 156 | MPI_Intercomm_create(intraComm, 0, CXios::globalComm, clientLeader, 0, &newComm) ; |
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| 157 | interCommLeft.push_back(newComm) ; |
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[983] | 158 | } |
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| 159 | else |
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[1071] | 160 | serverLeader_ = it->second; |
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[1021] | 161 | } |
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[1009] | 162 | |
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[1021] | 163 | for (int i = 0; i < nbPools; ++i) |
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[983] | 164 | { |
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[1071] | 165 | srvSndLeader = serverLeader_ + serverSize_ - nbPools + i; |
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[1054] | 166 | int intraCommSize, intraCommRank ; |
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| 167 | MPI_Comm_size(intraComm, &intraCommSize) ; |
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| 168 | MPI_Comm_rank(intraComm, &intraCommRank) ; |
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[1077] | 169 | info(50)<<"intercommCreate::client "<<rank_<<" intraCommSize : "<<intraCommSize |
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[1054] | 170 | <<" intraCommRank :"<<intraCommRank<<" clientLeader "<< srvSndLeader<<endl ; |
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| 171 | MPI_Intercomm_create(intraComm, 0, CXios::globalComm, srvSndLeader, 0, &newComm) ; |
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| 172 | interCommRight.push_back(newComm) ; |
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[1021] | 173 | } |
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| 174 | } // primary server |
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| 175 | else |
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| 176 | { |
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| 177 | int clientLeader; |
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| 178 | clientLeader = leaders[hashString(CXios::xiosCodeId)]; |
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| 179 | int intraCommSize, intraCommRank ; |
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| 180 | MPI_Comm_size(intraComm, &intraCommSize) ; |
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| 181 | MPI_Comm_rank(intraComm, &intraCommRank) ; |
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[1077] | 182 | info(50)<<"intercommCreate::server "<<rank_<<" intraCommSize : "<<intraCommSize |
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[1021] | 183 | <<" intraCommRank :"<<intraCommRank<<" clientLeader "<< clientLeader<<endl ; |
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[983] | 184 | |
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[1021] | 185 | MPI_Intercomm_create(intraComm, 0, CXios::globalComm, clientLeader, 0, &newComm) ; |
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| 186 | interCommLeft.push_back(newComm) ; |
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| 187 | } // secondary server |
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[983] | 188 | |
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| 189 | delete [] hashAll ; |
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| 190 | |
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[300] | 191 | } |
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| 192 | // using OASIS |
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| 193 | else |
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| 194 | { |
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[490] | 195 | // int rank ,size; |
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| 196 | int size; |
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| 197 | if (!is_MPI_Initialized) oasis_init(CXios::xiosCodeId); |
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| 198 | |
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[359] | 199 | CTimer::get("XIOS").resume() ; |
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[655] | 200 | MPI_Comm localComm; |
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| 201 | oasis_get_localcomm(localComm); |
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| 202 | MPI_Comm_dup(localComm, &intraComm); |
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| 203 | |
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[1077] | 204 | MPI_Comm_rank(intraComm,&rank_) ; |
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[300] | 205 | MPI_Comm_size(intraComm,&size) ; |
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| 206 | string codesId=CXios::getin<string>("oasis_codes_id") ; |
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[490] | 207 | |
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[300] | 208 | vector<string> splitted ; |
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[483] | 209 | boost::split( splitted, codesId, boost::is_any_of(","), boost::token_compress_on ) ; |
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[300] | 210 | vector<string>::iterator it ; |
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| 211 | |
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| 212 | MPI_Comm newComm ; |
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| 213 | int globalRank ; |
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| 214 | MPI_Comm_rank(CXios::globalComm,&globalRank); |
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[490] | 215 | |
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[300] | 216 | for(it=splitted.begin();it!=splitted.end();it++) |
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| 217 | { |
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| 218 | oasis_get_intercomm(newComm,*it) ; |
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[1077] | 219 | if (rank_==0) MPI_Send(&globalRank,1,MPI_INT,0,0,newComm) ; |
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[300] | 220 | MPI_Comm_remote_size(newComm,&size); |
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[1054] | 221 | // interComm.push_back(newComm) ; |
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| 222 | interCommLeft.push_back(newComm) ; |
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[300] | 223 | } |
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[492] | 224 | oasis_enddef() ; |
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[300] | 225 | } |
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[490] | 226 | |
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[1077] | 227 | MPI_Comm_rank(intraComm, &rank_) ; |
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| 228 | if (rank_==0) isRoot=true; |
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[490] | 229 | else isRoot=false; |
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[492] | 230 | |
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| 231 | eventScheduler = new CEventScheduler(intraComm) ; |
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[300] | 232 | } |
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[490] | 233 | |
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[300] | 234 | void CServer::finalize(void) |
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| 235 | { |
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[983] | 236 | |
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[361] | 237 | CTimer::get("XIOS").suspend() ; |
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[697] | 238 | |
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[492] | 239 | delete eventScheduler ; |
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[655] | 240 | |
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| 241 | for (std::list<MPI_Comm>::iterator it = contextInterComms.begin(); it != contextInterComms.end(); it++) |
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| 242 | MPI_Comm_free(&(*it)); |
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[983] | 243 | |
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[1071] | 244 | for (std::list<MPI_Comm>::iterator it = contextIntraComms.begin(); it != contextIntraComms.end(); it++) |
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| 245 | MPI_Comm_free(&(*it)); |
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| 246 | |
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[992] | 247 | // for (std::list<MPI_Comm>::iterator it = interComm.begin(); it != interComm.end(); it++) |
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| 248 | // MPI_Comm_free(&(*it)); |
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| 249 | |
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[1077] | 250 | // for (std::list<MPI_Comm>::iterator it = interCommLeft.begin(); it != interCommLeft.end(); it++) |
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| 251 | // MPI_Comm_free(&(*it)); |
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[983] | 252 | |
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[1054] | 253 | for (std::list<MPI_Comm>::iterator it = interCommRight.begin(); it != interCommRight.end(); it++) |
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| 254 | MPI_Comm_free(&(*it)); |
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[992] | 255 | |
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[655] | 256 | MPI_Comm_free(&intraComm); |
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| 257 | |
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[300] | 258 | if (!is_MPI_Initialized) |
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[490] | 259 | { |
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[300] | 260 | if (CXios::usingOasis) oasis_finalize(); |
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| 261 | else MPI_Finalize() ; |
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| 262 | } |
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[347] | 263 | report(0)<<"Performance report : Time spent for XIOS : "<<CTimer::get("XIOS server").getCumulatedTime()<<endl ; |
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| 264 | report(0)<<"Performance report : Time spent in processing events : "<<CTimer::get("Process events").getCumulatedTime()<<endl ; |
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| 265 | report(0)<<"Performance report : Ratio : "<<CTimer::get("Process events").getCumulatedTime()/CTimer::get("XIOS server").getCumulatedTime()*100.<<"%"<<endl ; |
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[300] | 266 | } |
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[490] | 267 | |
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[300] | 268 | void CServer::eventLoop(void) |
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| 269 | { |
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| 270 | bool stop=false ; |
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[490] | 271 | |
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[347] | 272 | CTimer::get("XIOS server").resume() ; |
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[300] | 273 | while(!stop) |
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| 274 | { |
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[983] | 275 | |
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[300] | 276 | if (isRoot) |
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| 277 | { |
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| 278 | listenContext(); |
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| 279 | if (!finished) listenFinalize() ; |
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| 280 | } |
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| 281 | else |
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| 282 | { |
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| 283 | listenRootContext(); |
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| 284 | if (!finished) listenRootFinalize() ; |
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| 285 | } |
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[490] | 286 | |
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[300] | 287 | contextEventLoop() ; |
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[1054] | 288 | // if (finished && contextList.empty()) stop=true ; |
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[300] | 289 | if (finished && contextList.empty()) stop=true ; |
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[956] | 290 | eventScheduler->checkEvent() ; |
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[983] | 291 | |
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[300] | 292 | } |
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[347] | 293 | CTimer::get("XIOS server").suspend() ; |
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[300] | 294 | } |
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[490] | 295 | |
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[300] | 296 | void CServer::listenFinalize(void) |
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| 297 | { |
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[992] | 298 | list<MPI_Comm>::iterator it, itr; |
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[300] | 299 | int msg ; |
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| 300 | int flag ; |
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[490] | 301 | |
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[992] | 302 | for(it=interCommLeft.begin();it!=interCommLeft.end();it++) |
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[300] | 303 | { |
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| 304 | MPI_Status status ; |
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[347] | 305 | traceOff() ; |
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[300] | 306 | MPI_Iprobe(0,0,*it,&flag,&status) ; |
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[347] | 307 | traceOn() ; |
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[300] | 308 | if (flag==true) |
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| 309 | { |
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[1054] | 310 | MPI_Recv(&msg,1,MPI_INT,0,0,*it,&status) ; |
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| 311 | info(20)<<" CServer : Receive client finalize"<<endl ; |
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| 312 | // Sending server finalize message to secondary servers (if any) |
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| 313 | for(itr=interCommRight.begin();itr!=interCommRight.end();itr++) |
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| 314 | { |
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| 315 | MPI_Send(&msg,1,MPI_INT,0,0,*itr) ; |
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| 316 | } |
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[655] | 317 | MPI_Comm_free(&(*it)); |
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[992] | 318 | interCommLeft.erase(it) ; |
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[300] | 319 | break ; |
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| 320 | } |
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| 321 | } |
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[490] | 322 | |
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[1054] | 323 | if (interCommLeft.empty()) |
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[300] | 324 | { |
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| 325 | int i,size ; |
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| 326 | MPI_Comm_size(intraComm,&size) ; |
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| 327 | MPI_Request* requests= new MPI_Request[size-1] ; |
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| 328 | MPI_Status* status= new MPI_Status[size-1] ; |
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[490] | 329 | |
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[300] | 330 | for(int i=1;i<size;i++) MPI_Isend(&msg,1,MPI_INT,i,4,intraComm,&requests[i-1]) ; |
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| 331 | MPI_Waitall(size-1,requests,status) ; |
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| 332 | |
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| 333 | finished=true ; |
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| 334 | delete [] requests ; |
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| 335 | delete [] status ; |
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| 336 | } |
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| 337 | } |
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[490] | 338 | |
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| 339 | |
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[300] | 340 | void CServer::listenRootFinalize() |
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| 341 | { |
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| 342 | int flag ; |
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| 343 | MPI_Status status ; |
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| 344 | int msg ; |
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[490] | 345 | |
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[347] | 346 | traceOff() ; |
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[300] | 347 | MPI_Iprobe(0,4,intraComm, &flag, &status) ; |
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[347] | 348 | traceOn() ; |
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[300] | 349 | if (flag==true) |
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| 350 | { |
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| 351 | MPI_Recv(&msg,1,MPI_INT,0,4,intraComm,&status) ; |
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| 352 | finished=true ; |
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| 353 | } |
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| 354 | } |
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[490] | 355 | |
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[300] | 356 | void CServer::listenContext(void) |
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| 357 | { |
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[490] | 358 | |
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[300] | 359 | MPI_Status status ; |
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| 360 | int flag ; |
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| 361 | static void* buffer ; |
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| 362 | static MPI_Request request ; |
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| 363 | static bool recept=false ; |
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| 364 | int rank ; |
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| 365 | int count ; |
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[490] | 366 | |
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[300] | 367 | if (recept==false) |
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| 368 | { |
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[347] | 369 | traceOff() ; |
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[300] | 370 | MPI_Iprobe(MPI_ANY_SOURCE,1,CXios::globalComm, &flag, &status) ; |
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[347] | 371 | traceOn() ; |
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[490] | 372 | if (flag==true) |
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[300] | 373 | { |
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| 374 | rank=status.MPI_SOURCE ; |
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| 375 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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| 376 | buffer=new char[count] ; |
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| 377 | MPI_Irecv(buffer,count,MPI_CHAR,rank,1,CXios::globalComm,&request) ; |
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[490] | 378 | recept=true ; |
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[300] | 379 | } |
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| 380 | } |
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| 381 | else |
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| 382 | { |
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[347] | 383 | traceOff() ; |
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[300] | 384 | MPI_Test(&request,&flag,&status) ; |
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[347] | 385 | traceOn() ; |
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[300] | 386 | if (flag==true) |
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| 387 | { |
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| 388 | rank=status.MPI_SOURCE ; |
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| 389 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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| 390 | recvContextMessage(buffer,count) ; |
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[1054] | 391 | delete [] buffer; |
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[490] | 392 | recept=false ; |
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[300] | 393 | } |
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| 394 | } |
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| 395 | } |
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[490] | 396 | |
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[300] | 397 | void CServer::recvContextMessage(void* buff,int count) |
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| 398 | { |
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[983] | 399 | static map<string,contextMessage> recvContextId; |
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[300] | 400 | map<string,contextMessage>::iterator it ; |
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| 401 | CBufferIn buffer(buff,count) ; |
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| 402 | string id ; |
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| 403 | int clientLeader ; |
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| 404 | int nbMessage ; |
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| 405 | |
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| 406 | buffer>>id>>nbMessage>>clientLeader ; |
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[490] | 407 | |
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[300] | 408 | it=recvContextId.find(id) ; |
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| 409 | if (it==recvContextId.end()) |
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[490] | 410 | { |
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[300] | 411 | contextMessage msg={0,0} ; |
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| 412 | pair<map<string,contextMessage>::iterator,bool> ret ; |
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| 413 | ret=recvContextId.insert(pair<string,contextMessage>(id,msg)) ; |
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| 414 | it=ret.first ; |
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[490] | 415 | } |
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[300] | 416 | it->second.nbRecv+=1 ; |
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| 417 | it->second.leaderRank+=clientLeader ; |
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[490] | 418 | |
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[300] | 419 | if (it->second.nbRecv==nbMessage) |
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[490] | 420 | { |
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[300] | 421 | int size ; |
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| 422 | MPI_Comm_size(intraComm,&size) ; |
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| 423 | MPI_Request* requests= new MPI_Request[size-1] ; |
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| 424 | MPI_Status* status= new MPI_Status[size-1] ; |
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[490] | 425 | |
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[300] | 426 | for(int i=1;i<size;i++) |
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| 427 | { |
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| 428 | MPI_Isend(buff,count,MPI_CHAR,i,2,intraComm,&requests[i-1]) ; |
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| 429 | } |
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| 430 | MPI_Waitall(size-1,requests,status) ; |
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| 431 | registerContext(buff,count,it->second.leaderRank) ; |
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| 432 | |
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| 433 | recvContextId.erase(it) ; |
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| 434 | delete [] requests ; |
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| 435 | delete [] status ; |
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| 436 | |
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| 437 | } |
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[490] | 438 | } |
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| 439 | |
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[300] | 440 | void CServer::listenRootContext(void) |
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| 441 | { |
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| 442 | MPI_Status status ; |
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| 443 | int flag ; |
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| 444 | static void* buffer ; |
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| 445 | static MPI_Request request ; |
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| 446 | static bool recept=false ; |
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| 447 | int rank ; |
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| 448 | int count ; |
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| 449 | const int root=0 ; |
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[490] | 450 | |
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[300] | 451 | if (recept==false) |
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| 452 | { |
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[347] | 453 | traceOff() ; |
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[300] | 454 | MPI_Iprobe(root,2,intraComm, &flag, &status) ; |
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[347] | 455 | traceOn() ; |
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[490] | 456 | if (flag==true) |
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[300] | 457 | { |
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| 458 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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| 459 | buffer=new char[count] ; |
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| 460 | MPI_Irecv(buffer,count,MPI_CHAR,root,2,intraComm,&request) ; |
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[490] | 461 | recept=true ; |
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[300] | 462 | } |
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| 463 | } |
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| 464 | else |
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| 465 | { |
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| 466 | MPI_Test(&request,&flag,&status) ; |
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| 467 | if (flag==true) |
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| 468 | { |
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| 469 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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| 470 | registerContext(buffer,count) ; |
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| 471 | delete [] buffer ; |
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[490] | 472 | recept=false ; |
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[300] | 473 | } |
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| 474 | } |
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[490] | 475 | } |
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| 476 | |
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[655] | 477 | void CServer::registerContext(void* buff, int count, int leaderRank) |
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[300] | 478 | { |
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| 479 | string contextId; |
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[655] | 480 | CBufferIn buffer(buff, count); |
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| 481 | buffer >> contextId; |
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[983] | 482 | CContext* context; |
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[300] | 483 | |
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[680] | 484 | info(20) << "CServer : Register new Context : " << contextId << endl; |
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[490] | 485 | |
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[680] | 486 | if (contextList.find(contextId) != contextList.end()) |
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| 487 | ERROR("void CServer::registerContext(void* buff, int count, int leaderRank)", |
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| 488 | << "Context '" << contextId << "' has already been registred"); |
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[490] | 489 | |
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[983] | 490 | context=CContext::create(contextId); |
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[655] | 491 | contextList[contextId]=context; |
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| 492 | |
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[1071] | 493 | // Primary or classical server: initialize its own server (CContextServer) |
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| 494 | MPI_Comm inter; |
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[1054] | 495 | if (serverLevel < 2) |
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| 496 | { |
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| 497 | MPI_Comm contextInterComm; |
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| 498 | MPI_Intercomm_create(intraComm, 0, CXios::globalComm, leaderRank, 10+leaderRank, &contextInterComm); |
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| 499 | MPI_Intercomm_merge(contextInterComm,1,&inter); |
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| 500 | MPI_Barrier(inter); |
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| 501 | MPI_Comm_free(&inter); |
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| 502 | context->initServer(intraComm,contextInterComm); |
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| 503 | contextInterComms.push_back(contextInterComm); |
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[1071] | 504 | |
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[1054] | 505 | } |
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[1071] | 506 | // Secondary server: initialize its own server (CContextServer) |
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[1054] | 507 | else if (serverLevel == 2) |
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| 508 | { |
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[1071] | 509 | MPI_Comm_dup(interCommLeft.front(), &inter); |
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| 510 | contextInterComms.push_back(inter); |
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| 511 | context->initServer(intraComm, contextInterComms.back()); |
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| 512 | // context->initServer(intraComm, interCommLeft.front()); |
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[1054] | 513 | } |
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| 514 | |
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| 515 | // Primary server: send create context message to secondary servers and initialize its own client (CContextClient) |
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[1021] | 516 | if (serverLevel == 1) |
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[983] | 517 | { |
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[1054] | 518 | int i = 0, size; |
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| 519 | CMessage msg; |
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| 520 | int messageSize; |
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| 521 | MPI_Comm_size(intraComm, &size) ; |
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| 522 | for (std::list<MPI_Comm>::iterator it = interCommRight.begin(); it != interCommRight.end(); it++, ++i) |
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| 523 | { |
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| 524 | StdString str = contextId +"_server_" + boost::lexical_cast<string>(i); |
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[1077] | 525 | msg<<str<<size<<rank_ ; |
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[1054] | 526 | messageSize = msg.size() ; |
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| 527 | buff = new char[messageSize] ; |
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| 528 | CBufferOut buffer(buff,messageSize) ; |
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| 529 | buffer<<msg ; |
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[1071] | 530 | int sndServerGloRanks = serverSize_-nbPools+serverLeader_ +i; // the assumption is that there is only one proc per secondary server pool |
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[1054] | 531 | MPI_Send(buff, buffer.count(), MPI_CHAR, sndServerGloRanks, 1, CXios::globalComm) ; |
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[1071] | 532 | MPI_Comm_dup(*it, &inter); |
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| 533 | contextInterComms.push_back(inter); |
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| 534 | MPI_Comm_dup(intraComm, &inter); |
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| 535 | contextIntraComms.push_back(inter); |
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| 536 | context->initClient(contextIntraComms.back(), contextInterComms.back()) ; |
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| 537 | // context->initClient(intraComm, contextPrimInterComms.back()) ; |
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| 538 | // context->initClient(intraComm, *it) ; |
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[1054] | 539 | delete [] buff ; |
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| 540 | } |
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[1071] | 541 | ++nbContexts_; |
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[983] | 542 | } |
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[490] | 543 | } |
---|
| 544 | |
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[300] | 545 | void CServer::contextEventLoop(void) |
---|
| 546 | { |
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| 547 | bool finished ; |
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[1054] | 548 | |
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[300] | 549 | map<string,CContext*>::iterator it ; |
---|
[983] | 550 | |
---|
[490] | 551 | for(it=contextList.begin();it!=contextList.end();it++) |
---|
[300] | 552 | { |
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[1054] | 553 | finished=it->second->isFinalized(); |
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[300] | 554 | if (finished) |
---|
| 555 | { |
---|
[1077] | 556 | it->second->freeComms(); // deallocate internally allocated context communicators |
---|
[300] | 557 | contextList.erase(it) ; |
---|
| 558 | break ; |
---|
| 559 | } |
---|
[1054] | 560 | else |
---|
| 561 | finished=it->second->checkBuffersAndListen(); |
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[300] | 562 | } |
---|
| 563 | } |
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[490] | 564 | |
---|
| 565 | //! Get rank of the current process |
---|
| 566 | int CServer::getRank() |
---|
| 567 | { |
---|
[1077] | 568 | return rank_; |
---|
[490] | 569 | } |
---|
| 570 | |
---|
[523] | 571 | /*! |
---|
| 572 | * Open a file specified by a suffix and an extension and use it for the given file buffer. |
---|
| 573 | * The file name will be suffix+rank+extension. |
---|
| 574 | * |
---|
| 575 | * \param fileName[in] protype file name |
---|
| 576 | * \param ext [in] extension of the file |
---|
| 577 | * \param fb [in/out] the file buffer |
---|
| 578 | */ |
---|
| 579 | void CServer::openStream(const StdString& fileName, const StdString& ext, std::filebuf* fb) |
---|
| 580 | { |
---|
| 581 | StdStringStream fileNameClient; |
---|
| 582 | int numDigit = 0; |
---|
| 583 | int size = 0; |
---|
[1021] | 584 | int id; |
---|
[523] | 585 | MPI_Comm_size(CXios::globalComm, &size); |
---|
| 586 | while (size) |
---|
| 587 | { |
---|
| 588 | size /= 10; |
---|
| 589 | ++numDigit; |
---|
| 590 | } |
---|
[497] | 591 | |
---|
[1021] | 592 | if (!CXios::usingServer2) |
---|
| 593 | id = getRank(); |
---|
[1009] | 594 | else |
---|
[1021] | 595 | { |
---|
| 596 | if (serverLevel == 1) |
---|
[1077] | 597 | id = rank_; |
---|
[1021] | 598 | else |
---|
| 599 | id = poolId; |
---|
| 600 | } |
---|
| 601 | fileNameClient << fileName << "_" << std::setfill('0') << std::setw(numDigit) << id << ext; |
---|
[523] | 602 | fb->open(fileNameClient.str().c_str(), std::ios::out); |
---|
| 603 | if (!fb->is_open()) |
---|
| 604 | ERROR("void CServer::openStream(const StdString& fileName, const StdString& ext, std::filebuf* fb)", |
---|
| 605 | << std::endl << "Can not open <" << fileNameClient << "> file to write the server log(s)."); |
---|
| 606 | } |
---|
[490] | 607 | |
---|
[523] | 608 | /*! |
---|
| 609 | * \brief Open a file stream to write the info logs |
---|
| 610 | * Open a file stream with a specific file name suffix+rank |
---|
| 611 | * to write the info logs. |
---|
| 612 | * \param fileName [in] protype file name |
---|
| 613 | */ |
---|
| 614 | void CServer::openInfoStream(const StdString& fileName) |
---|
| 615 | { |
---|
| 616 | std::filebuf* fb = m_infoStream.rdbuf(); |
---|
| 617 | openStream(fileName, ".out", fb); |
---|
[490] | 618 | |
---|
[523] | 619 | info.write2File(fb); |
---|
| 620 | report.write2File(fb); |
---|
| 621 | } |
---|
[490] | 622 | |
---|
[523] | 623 | //! Write the info logs to standard output |
---|
| 624 | void CServer::openInfoStream() |
---|
| 625 | { |
---|
| 626 | info.write2StdOut(); |
---|
| 627 | report.write2StdOut(); |
---|
| 628 | } |
---|
[490] | 629 | |
---|
[523] | 630 | //! Close the info logs file if it opens |
---|
| 631 | void CServer::closeInfoStream() |
---|
| 632 | { |
---|
| 633 | if (m_infoStream.is_open()) m_infoStream.close(); |
---|
| 634 | } |
---|
| 635 | |
---|
| 636 | /*! |
---|
| 637 | * \brief Open a file stream to write the error log |
---|
| 638 | * Open a file stream with a specific file name suffix+rank |
---|
| 639 | * to write the error log. |
---|
| 640 | * \param fileName [in] protype file name |
---|
| 641 | */ |
---|
| 642 | void CServer::openErrorStream(const StdString& fileName) |
---|
| 643 | { |
---|
| 644 | std::filebuf* fb = m_errorStream.rdbuf(); |
---|
| 645 | openStream(fileName, ".err", fb); |
---|
| 646 | |
---|
| 647 | error.write2File(fb); |
---|
| 648 | } |
---|
| 649 | |
---|
| 650 | //! Write the error log to standard error output |
---|
| 651 | void CServer::openErrorStream() |
---|
| 652 | { |
---|
| 653 | error.write2StdErr(); |
---|
| 654 | } |
---|
| 655 | |
---|
| 656 | //! Close the error log file if it opens |
---|
| 657 | void CServer::closeErrorStream() |
---|
| 658 | { |
---|
| 659 | if (m_errorStream.is_open()) m_errorStream.close(); |
---|
| 660 | } |
---|
[300] | 661 | } |
---|