[591] | 1 | #include "xios_spl.hpp" |
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[300] | 2 | #include "context_client.hpp" |
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| 3 | #include "context_server.hpp" |
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| 4 | #include "event_client.hpp" |
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| 5 | #include "buffer_out.hpp" |
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| 6 | #include "buffer_client.hpp" |
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| 7 | #include "type.hpp" |
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| 8 | #include "event_client.hpp" |
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| 9 | #include "context.hpp" |
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[382] | 10 | #include "mpi.hpp" |
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[347] | 11 | #include "timer.hpp" |
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[401] | 12 | #include "cxios.hpp" |
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[1130] | 13 | #include "server.hpp" |
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[2130] | 14 | #include "services.hpp" |
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| 15 | #include <boost/functional/hash.hpp> |
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| 16 | #include <random> |
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| 17 | #include <chrono> |
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[300] | 18 | |
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[335] | 19 | namespace xios |
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[300] | 20 | { |
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[512] | 21 | /*! |
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| 22 | \param [in] parent Pointer to context on client side |
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| 23 | \param [in] intraComm_ communicator of group client |
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| 24 | \param [in] interComm_ communicator of group server |
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[983] | 25 | \cxtSer [in] cxtSer Pointer to context of server side. (It is only used in case of attached mode). |
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[512] | 26 | */ |
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[1639] | 27 | CContextClient::CContextClient(CContext* parent, MPI_Comm intraComm_, MPI_Comm interComm_, CContext* cxtSer) |
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[1853] | 28 | : mapBufferSize_(), parentServer(cxtSer), maxBufferedEvents(4), associatedServer_(nullptr) |
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[300] | 29 | { |
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[1757] | 30 | |
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[2130] | 31 | context_ = parent; |
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[595] | 32 | intraComm = intraComm_; |
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| 33 | interComm = interComm_; |
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[1639] | 34 | MPI_Comm_rank(intraComm, &clientRank); |
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| 35 | MPI_Comm_size(intraComm, &clientSize); |
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[509] | 36 | |
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[595] | 37 | int flag; |
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[1639] | 38 | MPI_Comm_test_inter(interComm, &flag); |
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[1761] | 39 | if (flag) isAttached_=false ; |
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| 40 | else isAttached_=true ; |
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| 41 | |
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| 42 | pureOneSided=CXios::getin<bool>("pure_one_sided",false); // pure one sided communication (for test) |
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| 43 | if (isAttachedModeEnabled()) pureOneSided=false ; // no one sided in attach mode |
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| 44 | |
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| 45 | |
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| 46 | |
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[1639] | 47 | if (flag) MPI_Comm_remote_size(interComm, &serverSize); |
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| 48 | else MPI_Comm_size(interComm, &serverSize); |
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[509] | 49 | |
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[1232] | 50 | computeLeader(clientRank, clientSize, serverSize, ranksServerLeader, ranksServerNotLeader); |
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| 51 | |
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[2246] | 52 | if (flag) MPI_Intercomm_merge(interComm_,false, &interCommMerged) ; |
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[1757] | 53 | |
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| 54 | if (!isAttachedModeEnabled()) |
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| 55 | { |
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[2246] | 56 | |
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| 57 | CTimer::get("create Windows").resume() ; |
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| 58 | |
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| 59 | // We create dummy pair of intercommunicator between clients and server |
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| 60 | // Why ? Just because on openMPI, it reduce the creation time of windows otherwhise which increase quadratically |
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| 61 | // We don't know the reason |
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| 62 | |
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| 63 | MPI_Comm commSelf ; |
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| 64 | MPI_Comm_split(intraComm_,clientRank,clientRank, &commSelf) ; |
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| 65 | vector<MPI_Comm> dummyComm(serverSize) ; |
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| 66 | for(int rank=0; rank<serverSize; rank++) MPI_Intercomm_create(commSelf, 0, interCommMerged, clientSize+rank, 0, &dummyComm[rank]) ; |
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| 67 | |
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| 68 | // create windows for one-sided |
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[1757] | 69 | windows.resize(serverSize) ; |
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| 70 | MPI_Comm winComm ; |
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| 71 | for(int rank=0; rank<serverSize; rank++) |
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| 72 | { |
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| 73 | windows[rank].resize(2) ; |
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| 74 | MPI_Comm_split(interCommMerged, rank, clientRank, &winComm); |
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| 75 | MPI_Win_create_dynamic(MPI_INFO_NULL, winComm, &windows[rank][0]); |
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| 76 | MPI_Win_create_dynamic(MPI_INFO_NULL, winComm, &windows[rank][1]); |
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[2222] | 77 | // ym : Warning : intelMPI doesn't support that communicator of windows be deallocated before the windows deallocation, crash at MPI_Win_lock |
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| 78 | // Bug or not ? |
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[2246] | 79 | // MPI_Comm_free(&winComm) ; |
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[1757] | 80 | } |
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[2246] | 81 | |
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| 82 | // free dummy intercommunicator => take times ? |
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| 83 | for(int rank=0; rank<serverSize; rank++) MPI_Comm_free(&dummyComm[rank]) ; |
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| 84 | MPI_Comm_free(&commSelf) ; |
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[1757] | 85 | |
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[2246] | 86 | CTimer::get("create Windows").resume() ; |
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| 87 | } |
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[1757] | 88 | |
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[2130] | 89 | auto time=chrono::system_clock::now().time_since_epoch().count() ; |
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| 90 | std::default_random_engine rd(time); // not reproducible from a run to another |
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| 91 | std::uniform_int_distribution<size_t> dist; |
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| 92 | hashId_=dist(rd) ; |
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| 93 | MPI_Bcast(&hashId_,1,MPI_SIZE_T,0,intraComm) ; // Bcast to all server of the context |
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| 94 | |
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[1757] | 95 | timeLine = 1; |
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[1232] | 96 | } |
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| 97 | |
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| 98 | void CContextClient::computeLeader(int clientRank, int clientSize, int serverSize, |
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| 99 | std::list<int>& rankRecvLeader, |
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| 100 | std::list<int>& rankRecvNotLeader) |
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| 101 | { |
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| 102 | if ((0 == clientSize) || (0 == serverSize)) return; |
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| 103 | |
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[595] | 104 | if (clientSize < serverSize) |
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| 105 | { |
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| 106 | int serverByClient = serverSize / clientSize; |
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| 107 | int remain = serverSize % clientSize; |
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| 108 | int rankStart = serverByClient * clientRank; |
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[300] | 109 | |
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[595] | 110 | if (clientRank < remain) |
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| 111 | { |
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| 112 | serverByClient++; |
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| 113 | rankStart += clientRank; |
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| 114 | } |
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| 115 | else |
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| 116 | rankStart += remain; |
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| 117 | |
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| 118 | for (int i = 0; i < serverByClient; i++) |
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[1232] | 119 | rankRecvLeader.push_back(rankStart + i); |
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[1021] | 120 | |
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[1232] | 121 | rankRecvNotLeader.resize(0); |
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[1158] | 122 | } |
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[595] | 123 | else |
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| 124 | { |
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| 125 | int clientByServer = clientSize / serverSize; |
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| 126 | int remain = clientSize % serverSize; |
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| 127 | |
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| 128 | if (clientRank < (clientByServer + 1) * remain) |
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| 129 | { |
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| 130 | if (clientRank % (clientByServer + 1) == 0) |
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[1232] | 131 | rankRecvLeader.push_back(clientRank / (clientByServer + 1)); |
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[1021] | 132 | else |
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[1232] | 133 | rankRecvNotLeader.push_back(clientRank / (clientByServer + 1)); |
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[595] | 134 | } |
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| 135 | else |
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| 136 | { |
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| 137 | int rank = clientRank - (clientByServer + 1) * remain; |
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| 138 | if (rank % clientByServer == 0) |
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[1232] | 139 | rankRecvLeader.push_back(remain + rank / clientByServer); |
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[1021] | 140 | else |
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[1232] | 141 | rankRecvNotLeader.push_back(remain + rank / clientByServer); |
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[595] | 142 | } |
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| 143 | } |
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[300] | 144 | } |
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| 145 | |
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[512] | 146 | /*! |
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| 147 | In case of attached mode, the current context must be reset to context for client |
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| 148 | \param [in] event Event sent to server |
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| 149 | */ |
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[300] | 150 | void CContextClient::sendEvent(CEventClient& event) |
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| 151 | { |
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[731] | 152 | list<int> ranks = event.getRanks(); |
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[2130] | 153 | info(100)<<"Event "<<timeLine<<" of context "<<context_->getId()<<endl ; |
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[1377] | 154 | if (CXios::checkEventSync) |
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| 155 | { |
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[2189] | 156 | int typeId, classId, typeId_in, classId_in; |
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| 157 | long long timeLine_out; |
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| 158 | long long timeLine_in( timeLine ); |
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[1377] | 159 | typeId_in=event.getTypeId() ; |
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| 160 | classId_in=event.getClassId() ; |
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[1475] | 161 | // MPI_Allreduce(&timeLine,&timeLine_out, 1, MPI_UINT64_T, MPI_SUM, intraComm) ; // MPI_UINT64_T standardized by MPI 3 |
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[2189] | 162 | MPI_Allreduce(&timeLine_in,&timeLine_out, 1, MPI_LONG_LONG_INT, MPI_SUM, intraComm) ; |
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[1639] | 163 | MPI_Allreduce(&typeId_in,&typeId, 1, MPI_INT, MPI_SUM, intraComm) ; |
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| 164 | MPI_Allreduce(&classId_in,&classId, 1, MPI_INT, MPI_SUM, intraComm) ; |
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[1377] | 165 | if (typeId/clientSize!=event.getTypeId() || classId/clientSize!=event.getClassId() || timeLine_out/clientSize!=timeLine) |
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| 166 | { |
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| 167 | ERROR("void CContextClient::sendEvent(CEventClient& event)", |
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[2229] | 168 | << "Event are not coherent between client for timeline = "<<timeLine); |
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[1377] | 169 | } |
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[2229] | 170 | |
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| 171 | vector<int> servers(serverSize,0) ; |
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| 172 | auto ranks=event.getRanks() ; |
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| 173 | for(auto& rank : ranks) servers[rank]=1 ; |
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| 174 | MPI_Allreduce(MPI_IN_PLACE, servers.data(), serverSize,MPI_INT,MPI_SUM,intraComm) ; |
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| 175 | ostringstream osstr ; |
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| 176 | for(int i=0;i<serverSize;i++) if (servers[i]==0) osstr<<i<<" , " ; |
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| 177 | if (!osstr.str().empty()) |
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| 178 | { |
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| 179 | ERROR("void CContextClient::sendEvent(CEventClient& event)", |
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| 180 | <<" Some servers will not receive the message for timeline = "<<timeLine<<endl |
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| 181 | <<"Servers are : "<<osstr.str()) ; |
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| 182 | } |
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| 183 | |
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| 184 | |
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[1377] | 185 | } |
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| 186 | |
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[595] | 187 | if (!event.isEmpty()) |
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[300] | 188 | { |
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[731] | 189 | list<int> sizes = event.getSizes(); |
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[300] | 190 | |
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[1757] | 191 | // We force the getBuffers call to be non-blocking on classical servers |
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[1054] | 192 | list<CBufferOut*> buffList; |
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[1757] | 193 | getBuffers(timeLine, ranks, sizes, buffList) ; |
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[509] | 194 | |
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[1757] | 195 | event.send(timeLine, sizes, buffList); |
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| 196 | |
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| 197 | //for (auto itRank = ranks.begin(); itRank != ranks.end(); itRank++) buffers[*itRank]->infoBuffer() ; |
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[731] | 198 | |
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[1757] | 199 | unlockBuffers(ranks) ; |
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[2130] | 200 | info(100)<<"Event "<<timeLine<<" of context "<<context_->getId()<<" sent"<<endl ; |
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[1757] | 201 | |
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| 202 | checkBuffers(ranks); |
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[300] | 203 | } |
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[1761] | 204 | |
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| 205 | if (isAttachedModeEnabled()) // couldBuffer is always true in attached mode |
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| 206 | { |
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[2130] | 207 | while (checkBuffers(ranks)) context_->globalEventLoop() ; |
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| 208 | |
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| 209 | CXios::getDaemonsManager()->scheduleContext(hashId_) ; |
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| 210 | while (CXios::getDaemonsManager()->isScheduledContext(hashId_)) context_->globalEventLoop() ; |
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[1761] | 211 | } |
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| 212 | |
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[1054] | 213 | timeLine++; |
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| 214 | } |
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| 215 | |
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| 216 | /*! |
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[512] | 217 | If client is also server (attached mode), after sending event, it should process right away |
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| 218 | the incoming event. |
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| 219 | \param [in] ranks list rank of server connected this client |
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| 220 | */ |
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[300] | 221 | void CContextClient::waitEvent(list<int>& ranks) |
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| 222 | { |
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[1761] | 223 | while (checkBuffers(ranks)) |
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| 224 | { |
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[2130] | 225 | context_->eventLoop() ; |
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[1761] | 226 | } |
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| 227 | |
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| 228 | MPI_Request req ; |
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| 229 | MPI_Status status ; |
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| 230 | |
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| 231 | MPI_Ibarrier(intraComm,&req) ; |
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| 232 | int flag=false ; |
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| 233 | |
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| 234 | do |
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| 235 | { |
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| 236 | CXios::getDaemonsManager()->eventLoop() ; |
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| 237 | MPI_Test(&req,&flag,&status) ; |
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| 238 | } while (!flag) ; |
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| 239 | |
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| 240 | |
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| 241 | } |
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| 242 | |
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| 243 | |
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| 244 | void CContextClient::waitEvent_old(list<int>& ranks) |
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| 245 | { |
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[595] | 246 | parentServer->server->setPendingEvent(); |
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| 247 | while (checkBuffers(ranks)) |
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[300] | 248 | { |
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[595] | 249 | parentServer->server->listen(); |
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| 250 | parentServer->server->checkPendingRequest(); |
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[300] | 251 | } |
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[386] | 252 | |
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[595] | 253 | while (parentServer->server->hasPendingEvent()) |
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[386] | 254 | { |
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[595] | 255 | parentServer->server->eventLoop(); |
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[386] | 256 | } |
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[300] | 257 | } |
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| 258 | |
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[512] | 259 | /*! |
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[1054] | 260 | * Get buffers for each connection to the servers. This function blocks until there is enough room in the buffers unless |
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| 261 | * it is explicitly requested to be non-blocking. |
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| 262 | * |
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[1757] | 263 | * |
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| 264 | * \param [in] timeLine time line of the event which will be sent to servers |
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[1054] | 265 | * \param [in] serverList list of rank of connected server |
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| 266 | * \param [in] sizeList size of message corresponding to each connection |
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| 267 | * \param [out] retBuffers list of buffers that can be used to store an event |
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| 268 | * \param [in] nonBlocking whether this function should be non-blocking |
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| 269 | * \return whether the already allocated buffers could be used |
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[512] | 270 | */ |
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[1757] | 271 | bool CContextClient::getBuffers(const size_t timeLine, const list<int>& serverList, const list<int>& sizeList, list<CBufferOut*>& retBuffers, |
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[1071] | 272 | bool nonBlocking /*= false*/) |
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[300] | 273 | { |
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[1054] | 274 | list<int>::const_iterator itServer, itSize; |
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[595] | 275 | list<CClientBuffer*> bufferList; |
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[1054] | 276 | map<int,CClientBuffer*>::const_iterator it; |
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[595] | 277 | list<CClientBuffer*>::iterator itBuffer; |
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[884] | 278 | bool areBuffersFree; |
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[300] | 279 | |
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[595] | 280 | for (itServer = serverList.begin(); itServer != serverList.end(); itServer++) |
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[300] | 281 | { |
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[595] | 282 | it = buffers.find(*itServer); |
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| 283 | if (it == buffers.end()) |
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[300] | 284 | { |
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[595] | 285 | newBuffer(*itServer); |
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| 286 | it = buffers.find(*itServer); |
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[509] | 287 | } |
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[595] | 288 | bufferList.push_back(it->second); |
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[300] | 289 | } |
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[347] | 290 | |
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[2246] | 291 | double lastTimeBuffersNotFree=0. ; |
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| 292 | double time ; |
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| 293 | bool doUnlockBuffers ; |
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[347] | 294 | CTimer::get("Blocking time").resume(); |
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[884] | 295 | do |
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[300] | 296 | { |
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[884] | 297 | areBuffersFree = true; |
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[2246] | 298 | doUnlockBuffers=false ; |
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| 299 | time=MPI_Wtime() ; |
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| 300 | if (time-lastTimeBuffersNotFree > latency_) |
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[1757] | 301 | { |
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[2246] | 302 | for (itBuffer = bufferList.begin(), itSize = sizeList.begin(); itBuffer != bufferList.end(); itBuffer++, itSize++) |
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| 303 | { |
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| 304 | areBuffersFree &= (*itBuffer)->isBufferFree(*itSize); |
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| 305 | } |
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| 306 | if (!areBuffersFree) |
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| 307 | { |
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| 308 | lastTimeBuffersNotFree = time ; |
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| 309 | doUnlockBuffers=true ; |
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| 310 | } |
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[1757] | 311 | } |
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[2246] | 312 | else areBuffersFree = false ; |
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[884] | 313 | |
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| 314 | if (!areBuffersFree) |
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[300] | 315 | { |
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[2246] | 316 | if (doUnlockBuffers) for (itBuffer = bufferList.begin(); itBuffer != bufferList.end(); itBuffer++) (*itBuffer)->unlockBuffer(); |
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[884] | 317 | checkBuffers(); |
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[1761] | 318 | |
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[2246] | 319 | context_->globalEventLoop() ; |
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[2130] | 320 | } |
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[1130] | 321 | |
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[1054] | 322 | } while (!areBuffersFree && !nonBlocking); |
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[347] | 323 | CTimer::get("Blocking time").suspend(); |
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| 324 | |
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[1054] | 325 | if (areBuffersFree) |
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[300] | 326 | { |
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[1054] | 327 | for (itBuffer = bufferList.begin(), itSize = sizeList.begin(); itBuffer != bufferList.end(); itBuffer++, itSize++) |
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[1757] | 328 | retBuffers.push_back((*itBuffer)->getBuffer(timeLine, *itSize)); |
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[300] | 329 | } |
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[1054] | 330 | return areBuffersFree; |
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[300] | 331 | } |
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[509] | 332 | |
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[512] | 333 | /*! |
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| 334 | Make a new buffer for a certain connection to server with specific rank |
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| 335 | \param [in] rank rank of connected server |
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| 336 | */ |
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[300] | 337 | void CContextClient::newBuffer(int rank) |
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| 338 | { |
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[1201] | 339 | if (!mapBufferSize_.count(rank)) |
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| 340 | { |
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| 341 | error(0) << "WARNING: Unexpected request for buffer to communicate with server " << rank << std::endl; |
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| 342 | mapBufferSize_[rank] = CXios::minBufferSize; |
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| 343 | maxEventSizes[rank] = CXios::minBufferSize; |
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| 344 | } |
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[1757] | 345 | |
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| 346 | vector<MPI_Win> Wins(2,MPI_WIN_NULL) ; |
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| 347 | if (!isAttachedModeEnabled()) Wins=windows[rank] ; |
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| 348 | |
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| 349 | CClientBuffer* buffer = buffers[rank] = new CClientBuffer(interComm, Wins, clientRank, rank, mapBufferSize_[rank], maxEventSizes[rank]); |
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[2130] | 350 | if (isGrowableBuffer_) buffer->setGrowableBuffer(1.2) ; |
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| 351 | else buffer->fixBuffer() ; |
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[1201] | 352 | // Notify the server |
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[2130] | 353 | CBufferOut* bufOut = buffer->getBuffer(0, 4*sizeof(MPI_Aint)); |
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| 354 | MPI_Aint sendBuff[4] ; |
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| 355 | sendBuff[0]=hashId_; |
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| 356 | sendBuff[1]=mapBufferSize_[rank]; |
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| 357 | sendBuff[2]=buffers[rank]->getWinAddress(0); |
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| 358 | sendBuff[3]=buffers[rank]->getWinAddress(1); |
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[1757] | 359 | info(100)<<"CContextClient::newBuffer : rank "<<rank<<" winAdress[0] "<<buffers[rank]->getWinAddress(0)<<" winAdress[1] "<<buffers[rank]->getWinAddress(1)<<endl; |
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[2130] | 360 | bufOut->put(sendBuff, 4); |
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[1757] | 361 | buffer->checkBuffer(true); |
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| 362 | |
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[509] | 363 | } |
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[300] | 364 | |
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[512] | 365 | /*! |
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| 366 | Verify state of buffers. Buffer is under pending state if there is no message on it |
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| 367 | \return state of buffers, pending(true), ready(false) |
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| 368 | */ |
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[300] | 369 | bool CContextClient::checkBuffers(void) |
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| 370 | { |
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[595] | 371 | map<int,CClientBuffer*>::iterator itBuff; |
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| 372 | bool pending = false; |
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[1130] | 373 | for (itBuff = buffers.begin(); itBuff != buffers.end(); itBuff++) |
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[1757] | 374 | pending |= itBuff->second->checkBuffer(!pureOneSided); |
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[595] | 375 | return pending; |
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[509] | 376 | } |
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[300] | 377 | |
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[512] | 378 | //! Release all buffers |
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[1071] | 379 | void CContextClient::releaseBuffers() |
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[300] | 380 | { |
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[595] | 381 | map<int,CClientBuffer*>::iterator itBuff; |
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[1077] | 382 | for (itBuff = buffers.begin(); itBuff != buffers.end(); itBuff++) |
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[1139] | 383 | { |
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[1757] | 384 | delete itBuff->second; |
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[1139] | 385 | } |
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[1077] | 386 | buffers.clear(); |
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[1757] | 387 | |
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[2240] | 388 | // don't know when release windows |
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[1757] | 389 | |
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| 390 | if (!isAttachedModeEnabled()) |
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| 391 | { |
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| 392 | for(int rank=0; rank<serverSize; rank++) |
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| 393 | { |
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| 394 | MPI_Win_free(&windows[rank][0]); |
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| 395 | MPI_Win_free(&windows[rank][1]); |
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| 396 | } |
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| 397 | } |
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[509] | 398 | } |
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[1761] | 399 | |
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[1757] | 400 | |
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| 401 | /*! |
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| 402 | Lock the buffers for one sided communications |
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| 403 | \param [in] ranks list rank of server to which client connects to |
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| 404 | */ |
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| 405 | void CContextClient::lockBuffers(list<int>& ranks) |
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| 406 | { |
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| 407 | list<int>::iterator it; |
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| 408 | for (it = ranks.begin(); it != ranks.end(); it++) buffers[*it]->lockBuffer(); |
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| 409 | } |
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[300] | 410 | |
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[1757] | 411 | /*! |
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| 412 | Unlock the buffers for one sided communications |
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| 413 | \param [in] ranks list rank of server to which client connects to |
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| 414 | */ |
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| 415 | void CContextClient::unlockBuffers(list<int>& ranks) |
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| 416 | { |
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| 417 | list<int>::iterator it; |
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| 418 | for (it = ranks.begin(); it != ranks.end(); it++) buffers[*it]->unlockBuffer(); |
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| 419 | } |
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| 420 | |
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[512] | 421 | /*! |
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| 422 | Verify state of buffers corresponding to a connection |
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| 423 | \param [in] ranks list rank of server to which client connects to |
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| 424 | \return state of buffers, pending(true), ready(false) |
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| 425 | */ |
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[300] | 426 | bool CContextClient::checkBuffers(list<int>& ranks) |
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| 427 | { |
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[595] | 428 | list<int>::iterator it; |
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| 429 | bool pending = false; |
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[1757] | 430 | for (it = ranks.begin(); it != ranks.end(); it++) pending |= buffers[*it]->checkBuffer(!pureOneSided); |
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[595] | 431 | return pending; |
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[509] | 432 | } |
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[300] | 433 | |
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[512] | 434 | /*! |
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[917] | 435 | * Set the buffer size for each connection. Warning: This function is collective. |
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| 436 | * |
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| 437 | * \param [in] mapSize maps the rank of the connected servers to the size of the correspoinding buffer |
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| 438 | * \param [in] maxEventSize maps the rank of the connected servers to the size of the biggest event |
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[512] | 439 | */ |
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[2130] | 440 | void CContextClient::setBufferSize(const std::map<int,StdSize>& mapSize) |
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[509] | 441 | { |
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[2176] | 442 | for(auto& it : mapSize) |
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| 443 | buffers[it.first]->fixBufferSize(std::max(CXios::minBufferSize*1.0,std::min(it.second*CXios::bufferSizeFactor*1.01,CXios::maxBufferSize*1.0))); |
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[509] | 444 | } |
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| 445 | |
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[1158] | 446 | /*! |
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| 447 | Get leading server in the group of connected server |
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| 448 | \return ranks of leading servers |
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| 449 | */ |
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| 450 | const std::list<int>& CContextClient::getRanksServerNotLeader(void) const |
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| 451 | { |
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| 452 | return ranksServerNotLeader; |
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| 453 | } |
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[1021] | 454 | |
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[1158] | 455 | /*! |
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| 456 | Check if client connects to leading server |
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| 457 | \return connected(true), not connected (false) |
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| 458 | */ |
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| 459 | bool CContextClient::isServerNotLeader(void) const |
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| 460 | { |
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| 461 | return !ranksServerNotLeader.empty(); |
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| 462 | } |
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[1021] | 463 | |
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[595] | 464 | /*! |
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| 465 | Get leading server in the group of connected server |
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| 466 | \return ranks of leading servers |
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| 467 | */ |
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| 468 | const std::list<int>& CContextClient::getRanksServerLeader(void) const |
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| 469 | { |
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| 470 | return ranksServerLeader; |
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| 471 | } |
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[509] | 472 | |
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[595] | 473 | /*! |
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| 474 | Check if client connects to leading server |
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| 475 | \return connected(true), not connected (false) |
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| 476 | */ |
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| 477 | bool CContextClient::isServerLeader(void) const |
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| 478 | { |
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| 479 | return !ranksServerLeader.empty(); |
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| 480 | } |
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[300] | 481 | |
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[512] | 482 | /*! |
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[1130] | 483 | * Finalize context client and do some reports. Function is non-blocking. |
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[512] | 484 | */ |
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[1130] | 485 | void CContextClient::finalize(void) |
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[1054] | 486 | { |
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| 487 | map<int,CClientBuffer*>::iterator itBuff; |
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[1757] | 488 | std::list<int>::iterator ItServerLeader; |
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| 489 | |
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[1054] | 490 | bool stop = false; |
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[731] | 491 | |
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[1757] | 492 | int* nbServerConnectionLocal = new int[serverSize] ; |
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| 493 | int* nbServerConnectionGlobal = new int[serverSize] ; |
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| 494 | for(int i=0;i<serverSize;++i) nbServerConnectionLocal[i]=0 ; |
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| 495 | for (itBuff = buffers.begin(); itBuff != buffers.end(); itBuff++) nbServerConnectionLocal[itBuff->first]=1 ; |
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| 496 | for (ItServerLeader = ranksServerLeader.begin(); ItServerLeader != ranksServerLeader.end(); ItServerLeader++) nbServerConnectionLocal[*ItServerLeader]=1 ; |
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| 497 | |
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| 498 | MPI_Allreduce(nbServerConnectionLocal, nbServerConnectionGlobal, serverSize, MPI_INT, MPI_SUM, intraComm); |
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| 499 | |
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| 500 | CEventClient event(CContext::GetType(), CContext::EVENT_ID_CONTEXT_FINALIZE); |
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| 501 | CMessage msg; |
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[509] | 502 | |
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[1757] | 503 | for (int i=0;i<serverSize;++i) if (nbServerConnectionLocal[i]==1) event.push(i, nbServerConnectionGlobal[i], msg) ; |
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| 504 | sendEvent(event); |
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| 505 | |
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| 506 | delete[] nbServerConnectionLocal ; |
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| 507 | delete[] nbServerConnectionGlobal ; |
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[509] | 508 | |
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[1765] | 509 | |
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[1054] | 510 | CTimer::get("Blocking time").resume(); |
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[1757] | 511 | checkBuffers(); |
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[1054] | 512 | CTimer::get("Blocking time").suspend(); |
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| 513 | |
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| 514 | std::map<int,StdSize>::const_iterator itbMap = mapBufferSize_.begin(), |
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| 515 | iteMap = mapBufferSize_.end(), itMap; |
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[1071] | 516 | |
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[1054] | 517 | StdSize totalBuf = 0; |
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| 518 | for (itMap = itbMap; itMap != iteMap; ++itMap) |
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| 519 | { |
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[2130] | 520 | report(10) << " Memory report : Context <" << context_->getId() << "> : client side : memory used for buffer of each connection to server" << endl |
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[1054] | 521 | << " +) To server with rank " << itMap->first << " : " << itMap->second << " bytes " << endl; |
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| 522 | totalBuf += itMap->second; |
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| 523 | } |
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[2130] | 524 | report(0) << " Memory report : Context <" << context_->getId() << "> : client side : total memory used for buffer " << totalBuf << " bytes" << endl; |
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[1054] | 525 | |
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| 526 | } |
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[1130] | 527 | |
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[1139] | 528 | |
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| 529 | /*! |
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| 530 | */ |
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[1130] | 531 | bool CContextClient::havePendingRequests(void) |
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| 532 | { |
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| 533 | bool pending = false; |
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| 534 | map<int,CClientBuffer*>::iterator itBuff; |
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| 535 | for (itBuff = buffers.begin(); itBuff != buffers.end(); itBuff++) |
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| 536 | pending |= itBuff->second->hasPendingRequest(); |
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| 537 | return pending; |
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| 538 | } |
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[1757] | 539 | |
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| 540 | bool CContextClient::isNotifiedFinalized(void) |
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| 541 | { |
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| 542 | if (isAttachedModeEnabled()) return true ; |
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[1130] | 543 | |
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[1757] | 544 | bool finalized = true; |
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| 545 | map<int,CClientBuffer*>::iterator itBuff; |
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| 546 | for (itBuff = buffers.begin(); itBuff != buffers.end(); itBuff++) |
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| 547 | finalized &= itBuff->second->isNotifiedFinalized(); |
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| 548 | return finalized; |
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| 549 | } |
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[1130] | 550 | |
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[509] | 551 | } |
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