[2343] | 1 | #include "xios_spl.hpp" |
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| 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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| 10 | #include "mpi.hpp" |
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| 11 | #include "timer.hpp" |
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| 12 | #include "cxios.hpp" |
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| 13 | #include "server.hpp" |
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| 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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| 18 | |
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| 19 | namespace xios |
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| 20 | { |
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| 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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| 25 | \cxtSer [in] cxtSer Pointer to context of server side. (It is only used in case of attached mode). |
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| 26 | */ |
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| 27 | CContextClient::CContextClient(CContext* parent, MPI_Comm intraComm_, MPI_Comm interComm_, CContext* cxtSer) |
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| 28 | : mapBufferSize_(), parentServer(cxtSer), maxBufferedEvents(4), associatedServer_(nullptr) |
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| 29 | { |
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| 30 | |
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| 31 | context_ = parent; |
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| 32 | intraComm = intraComm_; |
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| 33 | interComm = interComm_; |
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| 34 | MPI_Comm_rank(intraComm, &clientRank); |
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| 35 | MPI_Comm_size(intraComm, &clientSize); |
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| 36 | |
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| 37 | int flag; |
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| 38 | MPI_Comm_test_inter(interComm, &flag); |
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| 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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| 47 | if (flag) MPI_Comm_remote_size(interComm, &serverSize); |
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| 48 | else MPI_Comm_size(interComm, &serverSize); |
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| 49 | |
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| 50 | computeLeader(clientRank, clientSize, serverSize, ranksServerLeader, ranksServerNotLeader); |
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| 51 | |
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| 52 | if (flag) MPI_Intercomm_merge(interComm_,false, &interCommMerged_) ; |
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| 53 | |
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| 54 | MPI_Comm_split(intraComm_,clientRank,clientRank, &commSelf_) ; // for windows |
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| 55 | |
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| 56 | auto time=chrono::system_clock::now().time_since_epoch().count() ; |
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| 57 | std::default_random_engine rd(time); // not reproducible from a run to another |
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| 58 | std::uniform_int_distribution<size_t> dist; |
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| 59 | hashId_=dist(rd) ; |
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| 60 | MPI_Bcast(&hashId_,1,MPI_SIZE_T,0,intraComm) ; // Bcast to all server of the context |
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| 61 | |
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| 62 | timeLine = 1; |
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| 63 | } |
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| 64 | |
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| 65 | void CContextClient::computeLeader(int clientRank, int clientSize, int serverSize, |
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| 66 | std::list<int>& rankRecvLeader, |
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| 67 | std::list<int>& rankRecvNotLeader) |
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| 68 | { |
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| 69 | if ((0 == clientSize) || (0 == serverSize)) return; |
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| 70 | |
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| 71 | if (clientSize < serverSize) |
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| 72 | { |
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| 73 | int serverByClient = serverSize / clientSize; |
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| 74 | int remain = serverSize % clientSize; |
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| 75 | int rankStart = serverByClient * clientRank; |
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| 76 | |
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| 77 | if (clientRank < remain) |
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| 78 | { |
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| 79 | serverByClient++; |
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| 80 | rankStart += clientRank; |
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| 81 | } |
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| 82 | else |
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| 83 | rankStart += remain; |
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| 84 | |
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| 85 | for (int i = 0; i < serverByClient; i++) |
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| 86 | rankRecvLeader.push_back(rankStart + i); |
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| 87 | |
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| 88 | rankRecvNotLeader.resize(0); |
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| 89 | } |
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| 90 | else |
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| 91 | { |
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| 92 | int clientByServer = clientSize / serverSize; |
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| 93 | int remain = clientSize % serverSize; |
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| 94 | |
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| 95 | if (clientRank < (clientByServer + 1) * remain) |
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| 96 | { |
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| 97 | if (clientRank % (clientByServer + 1) == 0) |
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| 98 | rankRecvLeader.push_back(clientRank / (clientByServer + 1)); |
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| 99 | else |
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| 100 | rankRecvNotLeader.push_back(clientRank / (clientByServer + 1)); |
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| 101 | } |
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| 102 | else |
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| 103 | { |
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| 104 | int rank = clientRank - (clientByServer + 1) * remain; |
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| 105 | if (rank % clientByServer == 0) |
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| 106 | rankRecvLeader.push_back(remain + rank / clientByServer); |
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| 107 | else |
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| 108 | rankRecvNotLeader.push_back(remain + rank / clientByServer); |
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| 109 | } |
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| 110 | } |
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| 111 | } |
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| 112 | |
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| 113 | /*! |
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| 114 | In case of attached mode, the current context must be reset to context for client |
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| 115 | \param [in] event Event sent to server |
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| 116 | */ |
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| 117 | |
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| 118 | void CContextClient::sendEvent(CEventClient& event) |
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| 119 | { |
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| 120 | list<int> ranks = event.getRanks(); |
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| 121 | |
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| 122 | // ostringstream str ; |
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| 123 | // for(auto& rank : ranks) str<<rank<<" ; " ; |
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| 124 | // info(100)<<"Event "<<timeLine<<" of context "<<context_->getId()<<" for ranks : "<<str.str()<<endl ; |
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| 125 | |
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| 126 | if (CXios::checkEventSync) |
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| 127 | { |
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| 128 | int typeId, classId, typeId_in, classId_in; |
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| 129 | long long timeLine_out; |
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| 130 | long long timeLine_in( timeLine ); |
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| 131 | typeId_in=event.getTypeId() ; |
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| 132 | classId_in=event.getClassId() ; |
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| 133 | // MPI_Allreduce(&timeLine,&timeLine_out, 1, MPI_UINT64_T, MPI_SUM, intraComm) ; // MPI_UINT64_T standardized by MPI 3 |
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| 134 | MPI_Allreduce(&timeLine_in,&timeLine_out, 1, MPI_LONG_LONG_INT, MPI_SUM, intraComm) ; |
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| 135 | MPI_Allreduce(&typeId_in,&typeId, 1, MPI_INT, MPI_SUM, intraComm) ; |
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| 136 | MPI_Allreduce(&classId_in,&classId, 1, MPI_INT, MPI_SUM, intraComm) ; |
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| 137 | if (typeId/clientSize!=event.getTypeId() || classId/clientSize!=event.getClassId() || timeLine_out/clientSize!=timeLine) |
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| 138 | { |
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| 139 | ERROR("void CContextClient::sendEvent(CEventClient& event)", |
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| 140 | << "Event are not coherent between client for timeline = "<<timeLine); |
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| 141 | } |
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| 142 | |
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| 143 | vector<int> servers(serverSize,0) ; |
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| 144 | auto ranks=event.getRanks() ; |
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| 145 | for(auto& rank : ranks) servers[rank]=1 ; |
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| 146 | MPI_Allreduce(MPI_IN_PLACE, servers.data(), serverSize,MPI_INT,MPI_SUM,intraComm) ; |
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| 147 | ostringstream osstr ; |
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| 148 | for(int i=0;i<serverSize;i++) if (servers[i]==0) osstr<<i<<" , " ; |
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| 149 | if (!osstr.str().empty()) |
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| 150 | { |
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| 151 | ERROR("void CContextClient::sendEvent(CEventClient& event)", |
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| 152 | <<" Some servers will not receive the message for timeline = "<<timeLine<<endl |
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| 153 | <<"Servers are : "<<osstr.str()) ; |
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| 154 | } |
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| 155 | |
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| 156 | |
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| 157 | } |
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| 158 | |
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| 159 | if (!event.isEmpty()) |
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| 160 | { |
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| 161 | list<int> sizes = event.getSizes(); |
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| 162 | |
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| 163 | // We force the getBuffers call to be non-blocking on classical servers |
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| 164 | list<CBufferOut*> buffList; |
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| 165 | getBuffers(timeLine, ranks, sizes, buffList) ; |
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| 166 | |
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| 167 | event.send(timeLine, sizes, buffList); |
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| 168 | |
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| 169 | //for (auto itRank = ranks.begin(); itRank != ranks.end(); itRank++) buffers[*itRank]->infoBuffer() ; |
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| 170 | |
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| 171 | unlockBuffers(ranks) ; |
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| 172 | checkBuffers(ranks); |
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| 173 | |
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| 174 | } |
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| 175 | |
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| 176 | if (isAttachedModeEnabled()) // couldBuffer is always true in attached mode |
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| 177 | { |
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| 178 | while (checkBuffers(ranks)) callGlobalEventLoop() ; |
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| 179 | |
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| 180 | CXios::getDaemonsManager()->scheduleContext(hashId_) ; |
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| 181 | while (CXios::getDaemonsManager()->isScheduledContext(hashId_)) callGlobalEventLoop() ; |
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| 182 | } |
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| 183 | |
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| 184 | timeLine++; |
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| 185 | } |
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| 186 | |
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| 187 | |
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| 188 | /*! |
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| 189 | * Get buffers for each connection to the servers. This function blocks until there is enough room in the buffers unless |
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| 190 | * it is explicitly requested to be non-blocking. |
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| 191 | * |
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| 192 | * |
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| 193 | * \param [in] timeLine time line of the event which will be sent to servers |
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| 194 | * \param [in] serverList list of rank of connected server |
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| 195 | * \param [in] sizeList size of message corresponding to each connection |
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| 196 | * \param [out] retBuffers list of buffers that can be used to store an event |
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| 197 | * \param [in] nonBlocking whether this function should be non-blocking |
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| 198 | * \return whether the already allocated buffers could be used |
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| 199 | */ |
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| 200 | bool CContextClient::getBuffers(const size_t timeLine, const list<int>& serverList, const list<int>& sizeList, list<CBufferOut*>& retBuffers, |
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| 201 | bool nonBlocking /*= false*/) |
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| 202 | { |
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| 203 | list<int>::const_iterator itServer, itSize; |
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| 204 | list<CClientBuffer*> bufferList; |
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| 205 | map<int,CClientBuffer*>::const_iterator it; |
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| 206 | list<CClientBuffer*>::iterator itBuffer; |
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| 207 | bool areBuffersFree; |
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| 208 | |
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| 209 | for (itServer = serverList.begin(); itServer != serverList.end(); itServer++) |
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| 210 | { |
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| 211 | it = buffers.find(*itServer); |
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| 212 | if (it == buffers.end()) |
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| 213 | { |
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| 214 | newBuffer(*itServer); |
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| 215 | it = buffers.find(*itServer); |
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| 216 | } |
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| 217 | bufferList.push_back(it->second); |
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| 218 | } |
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| 219 | |
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| 220 | double lastTimeBuffersNotFree=0. ; |
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| 221 | double time ; |
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| 222 | bool doUnlockBuffers ; |
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| 223 | CTimer::get("Blocking time").resume(); |
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| 224 | do |
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| 225 | { |
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| 226 | areBuffersFree = true; |
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| 227 | doUnlockBuffers=false ; |
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| 228 | time=MPI_Wtime() ; |
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| 229 | if (time-lastTimeBuffersNotFree > latency_) |
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| 230 | { |
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| 231 | for (itBuffer = bufferList.begin(), itSize = sizeList.begin(); itBuffer != bufferList.end(); itBuffer++, itSize++) |
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| 232 | { |
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| 233 | areBuffersFree &= (*itBuffer)->isBufferFree(*itSize); |
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| 234 | } |
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| 235 | if (!areBuffersFree) |
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| 236 | { |
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| 237 | lastTimeBuffersNotFree = time ; |
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| 238 | doUnlockBuffers=true ; |
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| 239 | } |
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| 240 | } |
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| 241 | else areBuffersFree = false ; |
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| 242 | |
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| 243 | if (!areBuffersFree) |
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| 244 | { |
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| 245 | if (doUnlockBuffers) for (itBuffer = bufferList.begin(); itBuffer != bufferList.end(); itBuffer++) (*itBuffer)->unlockBuffer(); |
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| 246 | checkBuffers(); |
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| 247 | |
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| 248 | callGlobalEventLoop() ; |
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| 249 | } |
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| 250 | |
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| 251 | } while (!areBuffersFree && !nonBlocking); |
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| 252 | CTimer::get("Blocking time").suspend(); |
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| 253 | |
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| 254 | if (areBuffersFree) |
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| 255 | { |
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| 256 | for (itBuffer = bufferList.begin(), itSize = sizeList.begin(); itBuffer != bufferList.end(); itBuffer++, itSize++) |
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| 257 | retBuffers.push_back((*itBuffer)->getBuffer(timeLine, *itSize)); |
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| 258 | } |
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| 259 | return areBuffersFree; |
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| 260 | } |
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| 261 | |
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| 262 | void CContextClient::eventLoop(void) |
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| 263 | { |
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| 264 | if (!locked_) checkBuffers() ; |
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| 265 | } |
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| 266 | |
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| 267 | void CContextClient::callGlobalEventLoop(void) |
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| 268 | { |
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| 269 | locked_=true ; |
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| 270 | context_->globalEventLoop() ; |
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| 271 | locked_=false ; |
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| 272 | } |
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| 273 | /*! |
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| 274 | Make a new buffer for a certain connection to server with specific rank |
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| 275 | \param [in] rank rank of connected server |
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| 276 | */ |
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| 277 | void CContextClient::newBuffer(int rank) |
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| 278 | { |
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| 279 | if (!mapBufferSize_.count(rank)) |
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| 280 | { |
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| 281 | error(0) << "WARNING: Unexpected request for buffer to communicate with server " << rank << std::endl; |
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| 282 | mapBufferSize_[rank] = CXios::minBufferSize; |
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| 283 | maxEventSizes[rank] = CXios::minBufferSize; |
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| 284 | } |
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| 285 | |
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| 286 | CClientBuffer* buffer = buffers[rank] = new CClientBuffer(interComm, rank, mapBufferSize_[rank], maxEventSizes[rank]); |
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| 287 | if (isGrowableBuffer_) buffer->setGrowableBuffer(1.2) ; |
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| 288 | else buffer->fixBuffer() ; |
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| 289 | // Notify the server |
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| 290 | CBufferOut* bufOut = buffer->getBuffer(0, 4*sizeof(MPI_Aint)); |
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| 291 | MPI_Aint sendBuff[4] ; |
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| 292 | sendBuff[0]=hashId_; |
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| 293 | sendBuff[1]=mapBufferSize_[rank]; |
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| 294 | sendBuff[2]=buffers[rank]->getWinAddress(0); |
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| 295 | sendBuff[3]=buffers[rank]->getWinAddress(1); |
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| 296 | info(100)<<"CContextClient::newBuffer : rank "<<rank<<" winAdress[0] "<<buffers[rank]->getWinAddress(0)<<" winAdress[1] "<<buffers[rank]->getWinAddress(1)<<endl; |
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| 297 | bufOut->put(sendBuff, 4); |
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| 298 | buffer->checkBuffer(true); |
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| 299 | |
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| 300 | // create windows dynamically for one-sided |
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| 301 | if (!isAttachedModeEnabled()) |
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| 302 | { |
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| 303 | CTimer::get("create Windows").resume() ; |
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| 304 | MPI_Comm interComm ; |
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| 305 | MPI_Intercomm_create(commSelf_, 0, interCommMerged_, clientSize+rank, 0, &interComm) ; |
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| 306 | MPI_Intercomm_merge(interComm, false, &winComm_[rank]) ; |
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| 307 | CXios::getMpiGarbageCollector().registerCommunicator(winComm_[rank]) ; |
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| 308 | MPI_Comm_free(&interComm) ; |
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| 309 | windows_[rank].resize(2) ; |
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| 310 | |
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| 311 | MPI_Win_create_dynamic(MPI_INFO_NULL, winComm_[rank], &windows_[rank][0]); |
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| 312 | CXios::getMpiGarbageCollector().registerWindow(windows_[rank][0]) ; |
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| 313 | |
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| 314 | MPI_Win_create_dynamic(MPI_INFO_NULL, winComm_[rank], &windows_[rank][1]); |
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| 315 | CXios::getMpiGarbageCollector().registerWindow(windows_[rank][1]) ; |
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| 316 | |
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| 317 | CTimer::get("create Windows").suspend() ; |
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| 318 | } |
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| 319 | else |
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| 320 | { |
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| 321 | winComm_[rank] = MPI_COMM_NULL ; |
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| 322 | windows_[rank].resize(2) ; |
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| 323 | windows_[rank][0] = MPI_WIN_NULL ; |
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| 324 | windows_[rank][1] = MPI_WIN_NULL ; |
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| 325 | } |
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| 326 | buffer->attachWindows(windows_[rank]) ; |
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| 327 | if (!isAttachedModeEnabled()) MPI_Barrier(winComm_[rank]) ; |
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| 328 | |
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| 329 | } |
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| 330 | |
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| 331 | /*! |
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| 332 | Verify state of buffers. Buffer is under pending state if there is no message on it |
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| 333 | \return state of buffers, pending(true), ready(false) |
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| 334 | */ |
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| 335 | bool CContextClient::checkBuffers(void) |
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| 336 | { |
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| 337 | map<int,CClientBuffer*>::iterator itBuff; |
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| 338 | bool pending = false; |
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| 339 | for (itBuff = buffers.begin(); itBuff != buffers.end(); itBuff++) |
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| 340 | pending |= itBuff->second->checkBuffer(!pureOneSided); |
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| 341 | return pending; |
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| 342 | } |
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| 343 | |
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| 344 | //! Release all buffers |
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| 345 | void CContextClient::releaseBuffers() |
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| 346 | { |
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| 347 | map<int,CClientBuffer*>::iterator itBuff; |
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| 348 | for (itBuff = buffers.begin(); itBuff != buffers.end(); itBuff++) |
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| 349 | { |
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| 350 | delete itBuff->second; |
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| 351 | } |
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| 352 | buffers.clear(); |
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| 353 | |
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| 354 | // don't know when release windows |
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| 355 | |
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| 356 | //if (!isAttachedModeEnabled()) |
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| 357 | //{ |
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| 358 | // for(auto& it : winComm_) |
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| 359 | // { |
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| 360 | // int rank = it.first ; |
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| 361 | // MPI_Win_free(&windows_[rank][0]); |
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| 362 | // MPI_Win_free(&windows_[rank][1]); |
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| 363 | // MPI_Comm_free(&winComm_[rank]) ; |
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| 364 | // } |
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| 365 | //} |
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| 366 | } |
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| 367 | |
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| 368 | |
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| 369 | /*! |
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| 370 | Lock the buffers for one sided communications |
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| 371 | \param [in] ranks list rank of server to which client connects to |
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| 372 | */ |
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| 373 | void CContextClient::lockBuffers(list<int>& ranks) |
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| 374 | { |
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| 375 | list<int>::iterator it; |
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| 376 | for (it = ranks.begin(); it != ranks.end(); it++) buffers[*it]->lockBuffer(); |
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| 377 | } |
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| 378 | |
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| 379 | /*! |
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| 380 | Unlock the buffers for one sided communications |
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| 381 | \param [in] ranks list rank of server to which client connects to |
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| 382 | */ |
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| 383 | void CContextClient::unlockBuffers(list<int>& ranks) |
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| 384 | { |
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| 385 | list<int>::iterator it; |
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| 386 | for (it = ranks.begin(); it != ranks.end(); it++) buffers[*it]->unlockBuffer(); |
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| 387 | } |
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| 388 | |
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| 389 | /*! |
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| 390 | Verify state of buffers corresponding to a connection |
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| 391 | \param [in] ranks list rank of server to which client connects to |
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| 392 | \return state of buffers, pending(true), ready(false) |
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| 393 | */ |
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| 394 | bool CContextClient::checkBuffers(list<int>& ranks) |
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| 395 | { |
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| 396 | list<int>::iterator it; |
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| 397 | bool pending = false; |
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| 398 | for (it = ranks.begin(); it != ranks.end(); it++) pending |= buffers[*it]->checkBuffer(!pureOneSided); |
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| 399 | return pending; |
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| 400 | } |
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| 401 | |
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| 402 | /*! |
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| 403 | * Set the buffer size for each connection. Warning: This function is collective. |
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| 404 | * |
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| 405 | * \param [in] mapSize maps the rank of the connected servers to the size of the correspoinding buffer |
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| 406 | * \param [in] maxEventSize maps the rank of the connected servers to the size of the biggest event |
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| 407 | */ |
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| 408 | void CContextClient::setBufferSize(const std::map<int,StdSize>& mapSize) |
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| 409 | { |
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| 410 | setFixedBuffer() ; |
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| 411 | for(auto& it : mapSize) |
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| 412 | { |
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| 413 | size_t size=std::max(CXios::minBufferSize*1.0,std::min(it.second*CXios::bufferSizeFactor*1.01,CXios::maxBufferSize*1.0)) ; |
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| 414 | mapBufferSize_[it.first]=size ; |
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| 415 | if (buffers.count(it.first)>0) buffers[it.first]->fixBufferSize(size); |
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| 416 | } |
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| 417 | } |
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| 418 | |
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| 419 | /*! |
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| 420 | Get leading server in the group of connected server |
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| 421 | \return ranks of leading servers |
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| 422 | */ |
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| 423 | const std::list<int>& CContextClient::getRanksServerNotLeader(void) const |
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| 424 | { |
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| 425 | return ranksServerNotLeader; |
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| 426 | } |
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| 427 | |
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| 428 | /*! |
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| 429 | Check if client connects to leading server |
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| 430 | \return connected(true), not connected (false) |
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| 431 | */ |
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| 432 | bool CContextClient::isServerNotLeader(void) const |
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| 433 | { |
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| 434 | return !ranksServerNotLeader.empty(); |
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| 435 | } |
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| 436 | |
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| 437 | /*! |
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| 438 | Get leading server in the group of connected server |
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| 439 | \return ranks of leading servers |
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| 440 | */ |
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| 441 | const std::list<int>& CContextClient::getRanksServerLeader(void) const |
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| 442 | { |
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| 443 | return ranksServerLeader; |
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| 444 | } |
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| 445 | |
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| 446 | /*! |
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| 447 | Check if client connects to leading server |
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| 448 | \return connected(true), not connected (false) |
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| 449 | */ |
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| 450 | bool CContextClient::isServerLeader(void) const |
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| 451 | { |
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| 452 | return !ranksServerLeader.empty(); |
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| 453 | } |
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| 454 | |
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| 455 | /*! |
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| 456 | * Finalize context client and do some reports. Function is non-blocking. |
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| 457 | */ |
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| 458 | void CContextClient::finalize(void) |
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| 459 | { |
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| 460 | map<int,CClientBuffer*>::iterator itBuff; |
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| 461 | std::list<int>::iterator ItServerLeader; |
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| 462 | |
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| 463 | bool stop = false; |
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| 464 | |
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| 465 | int* nbServerConnectionLocal = new int[serverSize] ; |
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| 466 | int* nbServerConnectionGlobal = new int[serverSize] ; |
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| 467 | for(int i=0;i<serverSize;++i) nbServerConnectionLocal[i]=0 ; |
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| 468 | for (itBuff = buffers.begin(); itBuff != buffers.end(); itBuff++) nbServerConnectionLocal[itBuff->first]=1 ; |
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| 469 | for (ItServerLeader = ranksServerLeader.begin(); ItServerLeader != ranksServerLeader.end(); ItServerLeader++) nbServerConnectionLocal[*ItServerLeader]=1 ; |
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| 470 | |
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| 471 | MPI_Allreduce(nbServerConnectionLocal, nbServerConnectionGlobal, serverSize, MPI_INT, MPI_SUM, intraComm); |
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| 472 | |
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| 473 | CEventClient event(CContext::GetType(), CContext::EVENT_ID_CONTEXT_FINALIZE); |
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| 474 | CMessage msg; |
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| 475 | |
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| 476 | for (int i=0;i<serverSize;++i) if (nbServerConnectionLocal[i]==1) event.push(i, nbServerConnectionGlobal[i], msg) ; |
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| 477 | sendEvent(event); |
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| 478 | |
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| 479 | delete[] nbServerConnectionLocal ; |
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| 480 | delete[] nbServerConnectionGlobal ; |
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| 481 | |
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| 482 | |
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| 483 | CTimer::get("Blocking time").resume(); |
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| 484 | checkBuffers(); |
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| 485 | CTimer::get("Blocking time").suspend(); |
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| 486 | |
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| 487 | std::map<int,StdSize>::const_iterator itbMap = mapBufferSize_.begin(), |
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| 488 | iteMap = mapBufferSize_.end(), itMap; |
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| 489 | |
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| 490 | StdSize totalBuf = 0; |
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| 491 | for (itMap = itbMap; itMap != iteMap; ++itMap) |
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| 492 | { |
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| 493 | report(10) << " Memory report : Context <" << context_->getId() << "> : client side : memory used for buffer of each connection to server" << endl |
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| 494 | << " +) To server with rank " << itMap->first << " : " << itMap->second << " bytes " << endl; |
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| 495 | totalBuf += itMap->second; |
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| 496 | } |
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| 497 | report(0) << " Memory report : Context <" << context_->getId() << "> : client side : total memory used for buffer " << totalBuf << " bytes" << endl; |
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| 498 | |
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| 499 | } |
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| 500 | |
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| 501 | |
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| 502 | /*! |
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| 503 | */ |
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| 504 | bool CContextClient::havePendingRequests(void) |
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| 505 | { |
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| 506 | bool pending = false; |
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| 507 | map<int,CClientBuffer*>::iterator itBuff; |
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| 508 | for (itBuff = buffers.begin(); itBuff != buffers.end(); itBuff++) |
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| 509 | pending |= itBuff->second->hasPendingRequest(); |
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| 510 | return pending; |
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| 511 | } |
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| 512 | |
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| 513 | bool CContextClient::havePendingRequests(list<int>& ranks) |
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| 514 | { |
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| 515 | list<int>::iterator it; |
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| 516 | bool pending = false; |
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| 517 | for (it = ranks.begin(); it != ranks.end(); it++) pending |= buffers[*it]->hasPendingRequest(); |
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| 518 | return pending; |
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| 519 | } |
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| 520 | |
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| 521 | bool CContextClient::isNotifiedFinalized(void) |
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| 522 | { |
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| 523 | if (isAttachedModeEnabled()) return true ; |
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| 524 | |
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| 525 | bool finalized = true; |
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| 526 | map<int,CClientBuffer*>::iterator itBuff; |
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| 527 | for (itBuff = buffers.begin(); itBuff != buffers.end(); itBuff++) |
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| 528 | finalized &= itBuff->second->isNotifiedFinalized(); |
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| 529 | return finalized; |
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| 530 | } |
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| 531 | |
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| 532 | } |
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