[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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[2418] | 15 | #include "mem_checker.hpp" |
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[492] | 16 | #include "event_scheduler.hpp" |
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[1587] | 17 | #include "string_tools.hpp" |
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[1761] | 18 | #include "ressources_manager.hpp" |
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| 19 | #include "services_manager.hpp" |
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| 20 | #include "contexts_manager.hpp" |
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| 21 | #include "servers_ressource.hpp" |
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[2333] | 22 | #include "services.hpp" |
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[2458] | 23 | #include "pool_node.hpp" |
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[1761] | 24 | #include <cstdio> |
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[2146] | 25 | #include "workflow_graph.hpp" |
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[2274] | 26 | #include "release_static_allocation.hpp" |
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[2547] | 27 | #include "thread_manager.hpp" |
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[2333] | 28 | #include <sys/stat.h> |
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| 29 | #include <unistd.h> |
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[300] | 30 | |
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[1761] | 31 | |
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[2274] | 32 | |
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[335] | 33 | namespace xios |
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[490] | 34 | { |
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[2332] | 35 | MPI_Comm CServer::intraComm_ ; |
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[1761] | 36 | MPI_Comm CServer::serversComm_ ; |
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[1639] | 37 | std::list<MPI_Comm> CServer::interCommLeft ; |
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| 38 | std::list<MPI_Comm> CServer::interCommRight ; |
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| 39 | std::list<MPI_Comm> CServer::contextInterComms; |
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| 40 | std::list<MPI_Comm> CServer::contextIntraComms; |
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[1021] | 41 | int CServer::serverLevel = 0 ; |
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[1148] | 42 | int CServer::nbContexts = 0; |
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[983] | 43 | bool CServer::isRoot = false ; |
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[1077] | 44 | int CServer::rank_ = INVALID_RANK; |
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[490] | 45 | StdOFStream CServer::m_infoStream; |
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[523] | 46 | StdOFStream CServer::m_errorStream; |
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[490] | 47 | map<string,CContext*> CServer::contextList ; |
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[1152] | 48 | vector<int> CServer::sndServerGlobalRanks; |
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[300] | 49 | bool CServer::finished=false ; |
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| 50 | bool CServer::is_MPI_Initialized ; |
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[597] | 51 | CEventScheduler* CServer::eventScheduler = 0; |
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[1761] | 52 | CServersRessource* CServer::serversRessource_=nullptr ; |
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[2335] | 53 | CThirdPartyDriver* CServer::driver_ =nullptr ; |
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[983] | 54 | |
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[1765] | 55 | |
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[1761] | 56 | void CServer::initialize(void) |
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| 57 | { |
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| 58 | |
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| 59 | MPI_Comm serverComm ; |
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| 60 | int initialized ; |
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| 61 | MPI_Initialized(&initialized) ; |
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| 62 | if (initialized) is_MPI_Initialized=true ; |
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| 63 | else is_MPI_Initialized=false ; |
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| 64 | MPI_Comm globalComm=CXios::getGlobalComm() ; |
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| 65 | ///////////////////////////////////////// |
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| 66 | ///////////// PART 1 //////////////////// |
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| 67 | ///////////////////////////////////////// |
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| 68 | // don't use OASIS |
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| 69 | if (!CXios::usingOasis) |
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| 70 | { |
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[2547] | 71 | if (!is_MPI_Initialized) |
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| 72 | { |
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| 73 | int required = MPI_THREAD_SERIALIZED ; |
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| 74 | int provided ; |
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| 75 | MPI_Init_thread(NULL,NULL, required, &provided) ; |
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| 76 | } |
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[1761] | 77 | |
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| 78 | // split the global communicator |
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| 79 | // get hash from all model to attribute a unique color (int) and then split to get client communicator |
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| 80 | // every mpi process of globalComm (MPI_COMM_WORLD) must participate |
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| 81 | |
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| 82 | int commRank, commSize ; |
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| 83 | MPI_Comm_rank(globalComm,&commRank) ; |
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| 84 | MPI_Comm_size(globalComm,&commSize) ; |
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| 85 | |
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| 86 | std::hash<string> hashString ; |
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| 87 | size_t hashServer=hashString(CXios::xiosCodeId) ; |
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| 88 | |
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| 89 | size_t* hashAll = new size_t[commSize] ; |
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[2242] | 90 | MPI_Allgather(&hashServer,1,MPI_SIZE_T,hashAll,1,MPI_SIZE_T,globalComm) ; |
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[1761] | 91 | |
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| 92 | int color=0 ; |
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[2242] | 93 | map<size_t,int> listHash ; |
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| 94 | for(int i=0 ; i<=commSize ; i++) |
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| 95 | if (listHash.count(hashAll[i])==0) |
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[1761] | 96 | { |
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[2242] | 97 | listHash[hashAll[i]]=color ; |
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[1761] | 98 | color=color+1 ; |
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| 99 | } |
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[2242] | 100 | color=listHash[hashServer] ; |
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[1761] | 101 | delete[] hashAll ; |
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| 102 | |
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[2589] | 103 | xios::MPI_Comm_split(globalComm, color, commRank, &serverComm) ; |
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[2580] | 104 | CXios::getMpiGarbageCollector().registerCommunicator(serverComm) ; |
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| 105 | |
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[1761] | 106 | } |
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| 107 | else // using OASIS |
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| 108 | { |
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[2547] | 109 | |
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| 110 | if (!is_MPI_Initialized) |
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| 111 | { |
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| 112 | int required = MPI_THREAD_SERIALIZED ; |
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| 113 | int provided ; |
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| 114 | MPI_Init_thread(NULL,NULL, required, &provided) ; |
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| 115 | } |
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[1761] | 116 | |
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[2547] | 117 | driver_ = new CThirdPartyDriver(); |
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| 118 | |
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[2335] | 119 | driver_->getComponentCommunicator( serverComm ); |
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[1761] | 120 | } |
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[2589] | 121 | xios::MPI_Comm_dup(serverComm, &intraComm_); |
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[2580] | 122 | CXios::getMpiGarbageCollector().registerCommunicator(intraComm_) ; |
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[2334] | 123 | |
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[2290] | 124 | CTimer::get("XIOS").resume() ; |
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[2437] | 125 | CTimer::get("XIOS server").resume() ; |
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[2290] | 126 | CTimer::get("XIOS initialize").resume() ; |
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[1761] | 127 | |
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| 128 | ///////////////////////////////////////// |
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| 129 | ///////////// PART 2 //////////////////// |
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| 130 | ///////////////////////////////////////// |
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| 131 | |
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| 132 | |
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| 133 | // Create the XIOS communicator for every process which is related |
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| 134 | // to XIOS, as well on client side as on server side |
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| 135 | MPI_Comm xiosGlobalComm ; |
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| 136 | string strIds=CXios::getin<string>("clients_code_id","") ; |
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| 137 | vector<string> clientsCodeId=splitRegex(strIds,"\\s*,\\s*") ; |
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| 138 | if (strIds.empty()) |
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| 139 | { |
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| 140 | // no code Ids given, suppose XIOS initialisation is global |
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| 141 | int commRank, commGlobalRank, serverLeader, clientLeader,serverRemoteLeader,clientRemoteLeader ; |
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| 142 | MPI_Comm splitComm,interComm ; |
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| 143 | MPI_Comm_rank(globalComm,&commGlobalRank) ; |
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[2589] | 144 | xios::MPI_Comm_split(globalComm, 1, commGlobalRank, &splitComm) ; |
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[1761] | 145 | MPI_Comm_rank(splitComm,&commRank) ; |
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| 146 | if (commRank==0) serverLeader=commGlobalRank ; |
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| 147 | else serverLeader=0 ; |
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| 148 | clientLeader=0 ; |
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| 149 | MPI_Allreduce(&clientLeader,&clientRemoteLeader,1,MPI_INT,MPI_SUM,globalComm) ; |
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| 150 | MPI_Allreduce(&serverLeader,&serverRemoteLeader,1,MPI_INT,MPI_SUM,globalComm) ; |
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[2589] | 151 | xios::MPI_Intercomm_create(splitComm, 0, globalComm, clientRemoteLeader,1341,&interComm) ; |
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| 152 | xios::MPI_Intercomm_merge(interComm,false,&xiosGlobalComm) ; |
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[1761] | 153 | CXios::setXiosComm(xiosGlobalComm) ; |
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[2591] | 154 | |
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| 155 | xios::MPI_Comm_free( &interComm ); |
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| 156 | xios::MPI_Comm_free( &splitComm ); |
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[1761] | 157 | } |
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| 158 | else |
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| 159 | { |
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| 160 | |
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| 161 | xiosGlobalCommByFileExchange(serverComm) ; |
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| 162 | |
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| 163 | } |
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| 164 | |
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| 165 | ///////////////////////////////////////// |
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| 166 | ///////////// PART 4 //////////////////// |
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| 167 | // create servers intra communicator // |
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| 168 | ///////////////////////////////////////// |
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| 169 | |
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| 170 | int commRank ; |
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| 171 | MPI_Comm_rank(CXios::getXiosComm(), &commRank) ; |
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[2589] | 172 | xios::MPI_Comm_split(CXios::getXiosComm(),true,commRank,&serversComm_) ; |
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[2580] | 173 | CXios::getMpiGarbageCollector().registerCommunicator(serversComm_) ; |
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[1761] | 174 | |
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| 175 | CXios::setUsingServer() ; |
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| 176 | |
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| 177 | ///////////////////////////////////////// |
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| 178 | ///////////// PART 5 //////////////////// |
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| 179 | // redirect files output // |
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| 180 | ///////////////////////////////////////// |
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| 181 | |
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| 182 | CServer::openInfoStream(CXios::serverFile); |
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| 183 | CServer::openErrorStream(CXios::serverFile); |
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| 184 | |
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[2418] | 185 | CMemChecker::logMem( "CServer::initialize" ); |
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| 186 | |
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[1761] | 187 | ///////////////////////////////////////// |
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| 188 | ///////////// PART 4 //////////////////// |
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| 189 | ///////////////////////////////////////// |
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| 190 | |
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| 191 | CXios::launchDaemonsManager(true) ; |
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| 192 | |
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| 193 | ///////////////////////////////////////// |
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| 194 | ///////////// PART 5 //////////////////// |
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| 195 | ///////////////////////////////////////// |
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| 196 | |
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| 197 | // create the services |
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| 198 | |
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| 199 | auto ressourcesManager=CXios::getRessourcesManager() ; |
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| 200 | auto servicesManager=CXios::getServicesManager() ; |
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| 201 | auto contextsManager=CXios::getContextsManager() ; |
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| 202 | auto daemonsManager=CXios::getDaemonsManager() ; |
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| 203 | auto serversRessource=CServer::getServersRessource() ; |
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| 204 | |
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[2333] | 205 | int rank; |
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| 206 | MPI_Comm_rank(intraComm_, &rank) ; |
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| 207 | if (rank==0) isRoot=true; |
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| 208 | else isRoot=false; |
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| 209 | |
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[1761] | 210 | if (serversRessource->isServerLeader()) |
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| 211 | { |
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[2458] | 212 | // creating pool |
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| 213 | CPoolNodeGroup::get("xios","pool_definition")->solveDescInheritance(true) ; |
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| 214 | vector<CPoolNode*> pools = CPoolNodeGroup::get("xios","pool_definition")->getAllChildren(); |
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| 215 | for(auto& pool : pools) pool->allocateRessources() ; |
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| 216 | |
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| 217 | int nbRessources = ressourcesManager->getFreeRessourcesSize() ; |
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| 218 | if (nbRessources>0) |
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[1761] | 219 | { |
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[2458] | 220 | if (!CXios::usingServer2) |
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| 221 | { |
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| 222 | ressourcesManager->createPool(CXios::defaultPoolId, nbRessources) ; |
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[2547] | 223 | if (CThreadManager::isUsingThreads()) |
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| 224 | while(!ressourcesManager->hasPool(CXios::defaultPoolId)) |
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| 225 | { |
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| 226 | daemonsManager->eventLoop() ; |
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| 227 | CThreadManager::yield() ; |
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| 228 | } |
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| 229 | else ressourcesManager->waitPoolRegistration(CXios::defaultPoolId) ; |
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| 230 | |
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[2458] | 231 | servicesManager->createServices(CXios::defaultPoolId, CXios::defaultWriterId, CServicesManager::WRITER,nbRessources,1) ; |
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[2547] | 232 | if (CThreadManager::isUsingThreads()) |
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| 233 | while(!servicesManager->hasService(CXios::defaultPoolId, CXios::defaultWriterId,0)) |
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| 234 | { |
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| 235 | daemonsManager->eventLoop() ; |
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| 236 | CThreadManager::yield() ; |
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| 237 | } |
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| 238 | else servicesManager->waitServiceRegistration(CXios::defaultPoolId, CXios::defaultWriterId) ; |
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| 239 | |
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[2458] | 240 | servicesManager->createServicesOnto(CXios::defaultPoolId, CXios::defaultReaderId, CServicesManager::READER, CXios::defaultWriterId) ; |
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[2547] | 241 | if (CThreadManager::isUsingThreads()) |
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| 242 | { |
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| 243 | daemonsManager->eventLoop() ; |
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| 244 | while(!servicesManager->hasService(CXios::defaultPoolId, CXios::defaultReaderId, 0)) CThreadManager::yield() ; |
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| 245 | } |
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| 246 | else servicesManager->waitServiceRegistration(CXios::defaultPoolId, CXios::defaultReaderId) ; |
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[2458] | 247 | } |
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| 248 | else |
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| 249 | { |
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| 250 | int nprocsServer = nbRessources*CXios::ratioServer2/100.; |
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| 251 | int nprocsGatherer = nbRessources - nprocsServer ; |
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[1761] | 252 | |
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[2458] | 253 | int nbPoolsServer2 = CXios::nbPoolsServer2 ; |
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| 254 | if (nbPoolsServer2 == 0) nbPoolsServer2 = nprocsServer; |
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| 255 | ressourcesManager->createPool(CXios::defaultPoolId, nbRessources) ; |
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[2547] | 256 | if (CThreadManager::isUsingThreads()) |
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| 257 | while(!ressourcesManager->hasPool(CXios::defaultPoolId)) |
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| 258 | { |
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| 259 | daemonsManager->eventLoop() ; |
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| 260 | CThreadManager::yield() ; |
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| 261 | } |
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| 262 | else ressourcesManager->waitPoolRegistration(CXios::defaultPoolId) ; |
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| 263 | |
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[2458] | 264 | servicesManager->createServices(CXios::defaultPoolId, CXios::defaultGathererId, CServicesManager::GATHERER, nprocsGatherer, 1) ; |
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[2547] | 265 | if (CThreadManager::isUsingThreads()) |
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| 266 | while(!servicesManager->hasService(CXios::defaultPoolId, CXios::defaultGathererId,0)) |
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| 267 | { |
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| 268 | daemonsManager->eventLoop() ; |
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| 269 | CThreadManager::yield() ; |
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| 270 | } |
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| 271 | else servicesManager->waitServiceRegistration(CXios::defaultPoolId, CXios::defaultGathererId) ; |
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| 272 | |
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[2458] | 273 | servicesManager->createServicesOnto(CXios::defaultPoolId, CXios::defaultReaderId, CServicesManager::READER, CXios::defaultGathererId) ; |
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[2547] | 274 | if (CThreadManager::isUsingThreads()) |
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| 275 | while(!servicesManager->hasService(CXios::defaultPoolId, CXios::defaultReaderId, 0)) |
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| 276 | { |
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| 277 | daemonsManager->eventLoop() ; |
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| 278 | CThreadManager::yield() ; |
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| 279 | } |
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| 280 | else servicesManager->waitServiceRegistration(CXios::defaultPoolId, CXios::defaultReaderId) ; |
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| 281 | |
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[2458] | 282 | servicesManager->createServices(CXios::defaultPoolId, CXios::defaultWriterId, CServicesManager::WRITER, nprocsServer, nbPoolsServer2) ; |
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[2547] | 283 | if (CThreadManager::isUsingThreads()) |
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| 284 | for(int i=0; i<nbPoolsServer2; i++) |
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| 285 | while(!servicesManager->hasService(CXios::defaultPoolId, CXios::defaultWriterId,i)) |
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| 286 | { |
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| 287 | daemonsManager->eventLoop() ; |
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| 288 | CThreadManager::yield() ; |
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| 289 | } |
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| 290 | else servicesManager->waitServiceRegistration(CXios::defaultPoolId, CXios::defaultWriterId) ; |
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[2458] | 291 | } |
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[1761] | 292 | } |
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[2407] | 293 | // servicesManager->createServices(CXios::defaultPoolId, CXios::defaultServicesId, CServicesManager::ALL_SERVICES, nbRessources, 1) ; |
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[1761] | 294 | } |
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[2523] | 295 | |
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| 296 | MPI_Request req ; |
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| 297 | MPI_Status status ; |
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| 298 | MPI_Ibarrier(getServersRessource()->getCommunicator(),&req) ; // be sure that all services are created now, could be remove later if more asynchronisity |
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| 299 | int ok=false ; |
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| 300 | while (!ok) |
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| 301 | { |
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| 302 | daemonsManager->eventLoop() ; |
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[2547] | 303 | if (CThreadManager::isUsingThreads()) CThreadManager::yield(); |
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[2523] | 304 | MPI_Test(&req,&ok,&status) ; |
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| 305 | } |
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| 306 | |
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| 307 | |
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[2547] | 308 | //testingEventScheduler() ; |
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[2458] | 309 | /* |
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| 310 | MPI_Request req ; |
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| 311 | MPI_Status status ; |
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[2523] | 312 | MPI_Ibarrier(CXios::getXiosComm(),&req) ; // be sure that all services are created now, could be remove later if more asynchronisity |
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[2458] | 313 | int ok=false ; |
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| 314 | while (!ok) |
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| 315 | { |
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| 316 | daemonsManager->eventLoop() ; |
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| 317 | MPI_Test(&req,&ok,&status) ; |
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| 318 | } |
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| 319 | */ |
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[2242] | 320 | CTimer::get("XIOS initialize").suspend() ; |
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[1761] | 321 | |
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| 322 | ///////////////////////////////////////// |
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| 323 | ///////////// PART 5 //////////////////// |
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| 324 | ///////////////////////////////////////// |
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| 325 | // loop on event loop |
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| 326 | |
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| 327 | bool finished=false ; |
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[2242] | 328 | CTimer::get("XIOS event loop").resume() ; |
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| 329 | |
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[1761] | 330 | while (!finished) |
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| 331 | { |
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| 332 | finished=daemonsManager->eventLoop() ; |
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[2547] | 333 | if (CThreadManager::isUsingThreads()) CThreadManager::yield() ; |
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[1761] | 334 | } |
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[2242] | 335 | CTimer::get("XIOS event loop").suspend() ; |
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[2243] | 336 | |
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| 337 | // Delete CContext |
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[2274] | 338 | //CObjectTemplate<CContext>::cleanStaticDataStructure(); |
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[1761] | 339 | } |
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| 340 | |
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| 341 | |
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[2523] | 342 | void CServer::testingEventScheduler(void) |
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| 343 | { |
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| 344 | CXios::getPoolRessource()->getEventScheduler()->registerEvent(1,10) ; |
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| 345 | CXios::getPoolRessource()->getEventScheduler()->registerEvent(2,10) ; |
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| 346 | if (CXios::getPoolRessource()->hasService(CXios::defaultGathererId,0)) |
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| 347 | { |
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| 348 | CXios::getPoolRessource()->getService(CXios::defaultGathererId,0)-> getEventScheduler()->registerEvent(1,100) ; |
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| 349 | CXios::getPoolRessource()->getService(CXios::defaultGathererId,0)-> getEventScheduler()->registerEvent(2,100) ; |
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| 350 | CXios::getPoolRessource()->getService(CXios::defaultGathererId,0)-> getEventScheduler()->registerEvent(3,100) ; |
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| 351 | } |
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| 352 | if (CXios::getPoolRessource()->hasService(CXios::defaultWriterId,0)) |
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| 353 | { |
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| 354 | CXios::getPoolRessource()->getService(CXios::defaultWriterId,0)-> getEventScheduler()->registerEvent(1,1000) ; |
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| 355 | CXios::getPoolRessource()->getService(CXios::defaultWriterId,0)-> getEventScheduler()->registerEvent(2,1000) ; |
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| 356 | } |
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| 357 | CXios::getPoolRessource()->getEventScheduler()->registerEvent(3,10) ; |
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| 358 | CXios::getPoolRessource()->getEventScheduler()->registerEvent(4,10) ; |
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| 359 | |
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| 360 | if (CXios::getPoolRessource()->hasService(CXios::defaultGathererId,0)) |
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| 361 | { |
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| 362 | CXios::getPoolRessource()->getService(CXios::defaultGathererId,0)-> getEventScheduler()->registerEvent(4,100) ; |
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| 363 | CXios::getPoolRessource()->getService(CXios::defaultGathererId,0)-> getEventScheduler()->registerEvent(5,100) ; |
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| 364 | } |
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| 365 | if (CXios::getPoolRessource()->hasService(CXios::defaultWriterId,0)) |
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| 366 | { |
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| 367 | CXios::getPoolRessource()->getService(CXios::defaultWriterId,0)-> getEventScheduler()->registerEvent(3,1000) ; |
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| 368 | CXios::getPoolRessource()->getService(CXios::defaultWriterId,0)-> getEventScheduler()->registerEvent(4,1000) ; |
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| 369 | CXios::getPoolRessource()->getService(CXios::defaultWriterId,0)-> getEventScheduler()->registerEvent(5,1000) ; |
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| 370 | } |
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| 371 | CXios::getPoolRessource()->getEventScheduler()->registerEvent(5,10) ; |
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| 372 | CXios::getPoolRessource()->getEventScheduler()->registerEvent(6,10) ; |
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| 373 | |
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| 374 | int numEvents=0 ; |
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| 375 | int poolEvent=1 ; |
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| 376 | int gatherEvent=1 ; |
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| 377 | int writerEvent=1 ; |
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| 378 | do |
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| 379 | { |
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| 380 | if (CXios::getPoolRessource()->getEventScheduler()->queryEvent(poolEvent,10)) |
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| 381 | { |
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| 382 | CXios::getPoolRessource()->getEventScheduler()->popEvent() ; |
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| 383 | MPI_Barrier(CXios::getPoolRessource()->getCommunicator()); |
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| 384 | poolEvent++ ; |
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| 385 | numEvents++; |
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| 386 | } |
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| 387 | |
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| 388 | if (CXios::getPoolRessource()->getEventScheduler()->queryEvent(gatherEvent,100)) |
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| 389 | { |
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| 390 | CXios::getPoolRessource()->getEventScheduler()->popEvent() ; |
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| 391 | MPI_Barrier(CXios::getPoolRessource()->getService(CXios::defaultGathererId,0)->getCommunicator()); |
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| 392 | gatherEvent++ ; |
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| 393 | numEvents++; |
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| 394 | } |
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[1761] | 395 | |
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[2523] | 396 | if (CXios::getPoolRessource()->getEventScheduler()->queryEvent(writerEvent,1000)) |
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| 397 | { |
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| 398 | CXios::getPoolRessource()->getEventScheduler()->popEvent() ; |
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| 399 | MPI_Barrier(CXios::getPoolRessource()->getService(CXios::defaultWriterId,0)->getCommunicator()); |
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| 400 | writerEvent++ ; |
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| 401 | numEvents++; |
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| 402 | } |
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[1761] | 403 | |
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[2523] | 404 | |
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| 405 | } while (numEvents!=11) ; |
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[1761] | 406 | |
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[2523] | 407 | } |
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| 408 | |
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| 409 | |
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[1761] | 410 | void CServer::xiosGlobalCommByFileExchange(MPI_Comm serverComm) |
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| 411 | { |
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| 412 | |
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| 413 | MPI_Comm globalComm=CXios::getGlobalComm() ; |
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| 414 | MPI_Comm xiosGlobalComm ; |
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| 415 | |
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| 416 | string strIds=CXios::getin<string>("clients_code_id","") ; |
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| 417 | vector<string> clientsCodeId=splitRegex(strIds,"\\s*,\\s*") ; |
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| 418 | |
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| 419 | int commRank, globalRank ; |
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| 420 | MPI_Comm_rank(serverComm, &commRank) ; |
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| 421 | MPI_Comm_rank(globalComm, &globalRank) ; |
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| 422 | string serverFileName("__xios_publisher::"+CXios::xiosCodeId+"__to_remove__") ; |
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| 423 | |
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| 424 | if (commRank==0) // if root process publish name |
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| 425 | { |
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| 426 | std::ofstream ofs (serverFileName, std::ofstream::out); |
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| 427 | ofs<<globalRank ; |
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| 428 | ofs.close(); |
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| 429 | } |
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| 430 | |
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| 431 | vector<int> clientsRank(clientsCodeId.size()) ; |
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| 432 | for(int i=0;i<clientsRank.size();i++) |
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| 433 | { |
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| 434 | std::ifstream ifs ; |
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| 435 | string fileName=("__xios_publisher::"+clientsCodeId[i]+"__to_remove__") ; |
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[2333] | 436 | struct stat buffer; |
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| 437 | do { |
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| 438 | } while( stat(fileName.c_str(), &buffer) != 0 ); |
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| 439 | sleep(1); |
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| 440 | ifs.open(fileName, ifstream::in) ; |
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[1761] | 441 | ifs>>clientsRank[i] ; |
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[2333] | 442 | //cout << "\t\t read: " << clientsRank[i] << " in " << fileName << endl; |
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[1761] | 443 | ifs.close() ; |
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| 444 | } |
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| 445 | |
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| 446 | MPI_Comm intraComm ; |
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[2589] | 447 | xios::MPI_Comm_dup(serverComm,&intraComm) ; |
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[1761] | 448 | MPI_Comm interComm ; |
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| 449 | for(int i=0 ; i<clientsRank.size(); i++) |
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| 450 | { |
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[2589] | 451 | xios::MPI_Intercomm_create(intraComm, 0, globalComm, clientsRank[i], 3141, &interComm); |
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[2580] | 452 | CXios::getMpiGarbageCollector().registerCommunicator(interComm) ; |
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[2333] | 453 | interCommLeft.push_back(interComm) ; |
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[2589] | 454 | xios::MPI_Comm_free(&intraComm) ; |
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| 455 | xios::MPI_Intercomm_merge(interComm,false, &intraComm ) ; |
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[1761] | 456 | } |
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| 457 | xiosGlobalComm=intraComm ; |
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| 458 | MPI_Barrier(xiosGlobalComm); |
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| 459 | if (commRank==0) std::remove(serverFileName.c_str()) ; |
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| 460 | MPI_Barrier(xiosGlobalComm); |
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| 461 | |
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| 462 | CXios::setXiosComm(xiosGlobalComm) ; |
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| 463 | |
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| 464 | } |
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| 465 | |
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| 466 | |
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| 467 | void CServer::xiosGlobalCommByPublishing(MPI_Comm serverComm) |
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| 468 | { |
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| 469 | // untested, need to be tested on a true MPI-2 compliant library |
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| 470 | |
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| 471 | // try to discover other client/server |
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| 472 | /* |
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| 473 | // publish server name |
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| 474 | char portName[MPI_MAX_PORT_NAME]; |
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| 475 | int ierr ; |
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| 476 | int commRank ; |
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| 477 | MPI_Comm_rank(serverComm, &commRank) ; |
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| 478 | |
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| 479 | if (commRank==0) // if root process publish name |
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| 480 | { |
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| 481 | MPI_Open_port(MPI_INFO_NULL, portName); |
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| 482 | MPI_Publish_name(CXios::xiosCodeId.c_str(), MPI_INFO_NULL, portName); |
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| 483 | } |
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| 484 | |
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| 485 | MPI_Comm intraComm=serverComm ; |
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| 486 | MPI_Comm interComm ; |
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| 487 | for(int i=0 ; i<clientsCodeId.size(); i++) |
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| 488 | { |
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| 489 | MPI_Comm_accept(portName, MPI_INFO_NULL, 0, intraComm, &interComm); |
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[2589] | 490 | xios::MPI_Intercomm_merge(interComm,false, &intraComm ) ; |
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[1761] | 491 | } |
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| 492 | */ |
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| 493 | } |
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| 494 | |
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[2333] | 495 | /*! |
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| 496 | * Root process is listening for an order sent by client to call "oasis_enddef". |
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| 497 | * The root client of a compound send the order (tag 5). It is probed and received. |
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| 498 | * When the order has been received from each coumpound, the server root process ping the order to the root processes of the secondary levels of servers (if any). |
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| 499 | * After, it also inform (asynchronous call) other processes of the communicator that the oasis_enddef call must be done |
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| 500 | */ |
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| 501 | |
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| 502 | void CServer::listenOasisEnddef(void) |
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| 503 | { |
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| 504 | int flag ; |
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| 505 | MPI_Status status ; |
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| 506 | list<MPI_Comm>::iterator it; |
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| 507 | int msg ; |
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| 508 | static int nbCompound=0 ; |
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| 509 | int size ; |
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| 510 | static bool sent=false ; |
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| 511 | static MPI_Request* allRequests ; |
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| 512 | static MPI_Status* allStatus ; |
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[490] | 513 | |
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[2333] | 514 | |
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| 515 | if (sent) |
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| 516 | { |
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| 517 | MPI_Comm_size(intraComm_,&size) ; |
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| 518 | MPI_Testall(size,allRequests, &flag, allStatus) ; |
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| 519 | if (flag==true) |
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| 520 | { |
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| 521 | delete [] allRequests ; |
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| 522 | delete [] allStatus ; |
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| 523 | sent=false ; |
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| 524 | } |
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| 525 | } |
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| 526 | |
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| 527 | |
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| 528 | for(it=interCommLeft.begin();it!=interCommLeft.end();it++) |
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| 529 | { |
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| 530 | MPI_Status status ; |
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| 531 | traceOff() ; |
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| 532 | MPI_Iprobe(0,5,*it,&flag,&status) ; // tags oasis_endded = 5 |
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| 533 | traceOn() ; |
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| 534 | if (flag==true) |
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| 535 | { |
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| 536 | MPI_Recv(&msg,1,MPI_INT,0,5,*it,&status) ; // tags oasis_endded = 5 |
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| 537 | nbCompound++ ; |
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| 538 | if (nbCompound==interCommLeft.size()) |
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| 539 | { |
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| 540 | MPI_Comm_size(intraComm_,&size) ; |
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| 541 | allRequests= new MPI_Request[size] ; |
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| 542 | allStatus= new MPI_Status[size] ; |
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| 543 | for(int i=0;i<size;i++) MPI_Isend(&msg,1,MPI_INT,i,5,intraComm_,&allRequests[i]) ; // tags oasis_endded = 5 |
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| 544 | sent=true ; |
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| 545 | } |
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| 546 | } |
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| 547 | } |
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| 548 | } |
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| 549 | |
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| 550 | /*! |
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| 551 | * Processes probes message from root process if oasis_enddef call must be done. |
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| 552 | * When the order is received it is scheduled to be treated in a synchronized way by all server processes of the communicator |
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| 553 | */ |
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| 554 | void CServer::listenRootOasisEnddef(void) |
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| 555 | { |
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| 556 | int flag ; |
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| 557 | MPI_Status status ; |
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| 558 | const int root=0 ; |
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| 559 | int msg ; |
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| 560 | static bool eventSent=false ; |
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| 561 | |
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| 562 | if (eventSent) |
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| 563 | { |
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| 564 | boost::hash<string> hashString; |
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| 565 | size_t hashId = hashString("oasis_enddef"); |
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[2523] | 566 | |
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| 567 | if (CXios::getPoolRessource()->getEventScheduler()->queryEvent(0,hashId)) |
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[2333] | 568 | { |
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[2523] | 569 | CXios::getPoolRessource()->getEventScheduler()->popEvent() ; |
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[2335] | 570 | driver_->endSynchronizedDefinition() ; |
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[2333] | 571 | eventSent=false ; |
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| 572 | } |
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| 573 | } |
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| 574 | |
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| 575 | traceOff() ; |
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| 576 | MPI_Iprobe(root,5,intraComm_, &flag, &status) ; |
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| 577 | traceOn() ; |
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| 578 | if (flag==true) |
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| 579 | { |
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| 580 | MPI_Recv(&msg,1,MPI_INT,root,5,intraComm_,&status) ; // tags oasis_endded = 5 |
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| 581 | boost::hash<string> hashString; |
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| 582 | size_t hashId = hashString("oasis_enddef"); |
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[2523] | 583 | CXios::getPoolRessource()->getEventScheduler()->registerEvent(0,hashId); |
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[2333] | 584 | eventSent=true ; |
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| 585 | } |
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| 586 | } |
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| 587 | |
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[300] | 588 | void CServer::finalize(void) |
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| 589 | { |
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[361] | 590 | CTimer::get("XIOS").suspend() ; |
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[2399] | 591 | CTimer::get("XIOS server").suspend() ; |
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[492] | 592 | delete eventScheduler ; |
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[655] | 593 | |
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[1639] | 594 | for (std::list<MPI_Comm>::iterator it = contextInterComms.begin(); it != contextInterComms.end(); it++) |
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[2589] | 595 | xios::MPI_Comm_free(&(*it)); |
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[983] | 596 | |
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[1639] | 597 | for (std::list<MPI_Comm>::iterator it = contextIntraComms.begin(); it != contextIntraComms.end(); it++) |
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[2589] | 598 | xios::MPI_Comm_free(&(*it)); |
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[1071] | 599 | |
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[1639] | 600 | for (std::list<MPI_Comm>::iterator it = interCommRight.begin(); it != interCommRight.end(); it++) |
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[2589] | 601 | xios::MPI_Comm_free(&(*it)); |
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[992] | 602 | |
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[2589] | 603 | // xios::MPI_Comm_free(&intraComm); |
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[2266] | 604 | CXios::finalizeDaemonsManager(); |
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[2274] | 605 | finalizeServersRessource(); |
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[1764] | 606 | |
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[2274] | 607 | CContext::removeAllContexts() ; // free memory for related context |
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[2580] | 608 | |
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[2310] | 609 | CXios::getMpiGarbageCollector().release() ; // release unfree MPI ressources |
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[2580] | 610 | MPI_Comm xiosComm=CXios::getXiosComm() ; |
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[2589] | 611 | xios::MPI_Comm_free(&xiosComm) ; |
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[2420] | 612 | CMemChecker::logMem( "CServer::finalize", true ); |
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[2576] | 613 | |
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| 614 | CCommTrack::dumpComm() ; |
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| 615 | |
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[300] | 616 | if (!is_MPI_Initialized) |
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[490] | 617 | { |
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[2335] | 618 | if (CXios::usingOasis) delete driver_; |
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[1639] | 619 | else MPI_Finalize() ; |
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[300] | 620 | } |
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[347] | 621 | report(0)<<"Performance report : Time spent for XIOS : "<<CTimer::get("XIOS server").getCumulatedTime()<<endl ; |
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| 622 | report(0)<<"Performance report : Time spent in processing events : "<<CTimer::get("Process events").getCumulatedTime()<<endl ; |
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| 623 | report(0)<<"Performance report : Ratio : "<<CTimer::get("Process events").getCumulatedTime()/CTimer::get("XIOS server").getCumulatedTime()*100.<<"%"<<endl ; |
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[1158] | 624 | report(100)<<CTimer::getAllCumulatedTime()<<endl ; |
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[2535] | 625 | if (CXios::reportMemory) |
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| 626 | { |
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| 627 | report(100)<<CMemChecker::getAllCumulatedMem()<<endl ; |
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| 628 | } |
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[2274] | 629 | |
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[2146] | 630 | CWorkflowGraph::drawWorkFlowGraph_server(); |
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[2274] | 631 | xios::releaseStaticAllocation() ; // free memory from static allocation |
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[300] | 632 | } |
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[490] | 633 | |
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[523] | 634 | /*! |
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| 635 | * Open a file specified by a suffix and an extension and use it for the given file buffer. |
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| 636 | * The file name will be suffix+rank+extension. |
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| 637 | * |
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| 638 | * \param fileName[in] protype file name |
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| 639 | * \param ext [in] extension of the file |
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| 640 | * \param fb [in/out] the file buffer |
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| 641 | */ |
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| 642 | void CServer::openStream(const StdString& fileName, const StdString& ext, std::filebuf* fb) |
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| 643 | { |
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[1761] | 644 | StdStringStream fileNameServer; |
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[523] | 645 | int numDigit = 0; |
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[1761] | 646 | int commSize = 0; |
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| 647 | int commRank ; |
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[1021] | 648 | int id; |
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[1761] | 649 | |
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| 650 | MPI_Comm_size(CXios::getGlobalComm(), &commSize); |
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| 651 | MPI_Comm_rank(CXios::getGlobalComm(), &commRank); |
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| 652 | |
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| 653 | while (commSize) |
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[523] | 654 | { |
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[1761] | 655 | commSize /= 10; |
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[523] | 656 | ++numDigit; |
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| 657 | } |
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[1761] | 658 | id = commRank; |
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[497] | 659 | |
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[1761] | 660 | fileNameServer << fileName << "_" << std::setfill('0') << std::setw(numDigit) << id << ext; |
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| 661 | fb->open(fileNameServer.str().c_str(), std::ios::out); |
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[523] | 662 | if (!fb->is_open()) |
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| 663 | ERROR("void CServer::openStream(const StdString& fileName, const StdString& ext, std::filebuf* fb)", |
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[1761] | 664 | << std::endl << "Can not open <" << fileNameServer.str() << "> file to write the server log(s)."); |
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[523] | 665 | } |
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[490] | 666 | |
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[523] | 667 | /*! |
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| 668 | * \brief Open a file stream to write the info logs |
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| 669 | * Open a file stream with a specific file name suffix+rank |
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| 670 | * to write the info logs. |
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| 671 | * \param fileName [in] protype file name |
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| 672 | */ |
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| 673 | void CServer::openInfoStream(const StdString& fileName) |
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| 674 | { |
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| 675 | std::filebuf* fb = m_infoStream.rdbuf(); |
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| 676 | openStream(fileName, ".out", fb); |
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[490] | 677 | |
---|
[523] | 678 | info.write2File(fb); |
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| 679 | report.write2File(fb); |
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| 680 | } |
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[490] | 681 | |
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[523] | 682 | //! Write the info logs to standard output |
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| 683 | void CServer::openInfoStream() |
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| 684 | { |
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| 685 | info.write2StdOut(); |
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| 686 | report.write2StdOut(); |
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| 687 | } |
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[490] | 688 | |
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[523] | 689 | //! Close the info logs file if it opens |
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| 690 | void CServer::closeInfoStream() |
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| 691 | { |
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| 692 | if (m_infoStream.is_open()) m_infoStream.close(); |
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| 693 | } |
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| 694 | |
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| 695 | /*! |
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| 696 | * \brief Open a file stream to write the error log |
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| 697 | * Open a file stream with a specific file name suffix+rank |
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| 698 | * to write the error log. |
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| 699 | * \param fileName [in] protype file name |
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| 700 | */ |
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| 701 | void CServer::openErrorStream(const StdString& fileName) |
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| 702 | { |
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| 703 | std::filebuf* fb = m_errorStream.rdbuf(); |
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| 704 | openStream(fileName, ".err", fb); |
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| 705 | |
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| 706 | error.write2File(fb); |
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| 707 | } |
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| 708 | |
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| 709 | //! Write the error log to standard error output |
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| 710 | void CServer::openErrorStream() |
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| 711 | { |
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| 712 | error.write2StdErr(); |
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| 713 | } |
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| 714 | |
---|
| 715 | //! Close the error log file if it opens |
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| 716 | void CServer::closeErrorStream() |
---|
| 717 | { |
---|
| 718 | if (m_errorStream.is_open()) m_errorStream.close(); |
---|
| 719 | } |
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[1761] | 720 | |
---|
| 721 | void CServer::launchServersRessource(MPI_Comm serverComm) |
---|
| 722 | { |
---|
| 723 | serversRessource_ = new CServersRessource(serverComm) ; |
---|
| 724 | } |
---|
[2274] | 725 | |
---|
| 726 | void CServer::finalizeServersRessource(void) |
---|
| 727 | { |
---|
| 728 | delete serversRessource_; serversRessource_=nullptr ; |
---|
| 729 | } |
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[300] | 730 | } |
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