[490] | 1 | #include "globalScopeData.hpp" |
---|
[591] | 2 | #include "xios_spl.hpp" |
---|
[300] | 3 | #include "cxios.hpp" |
---|
[342] | 4 | #include "client.hpp" |
---|
[300] | 5 | #include <boost/functional/hash.hpp> |
---|
| 6 | #include "type.hpp" |
---|
| 7 | #include "context.hpp" |
---|
| 8 | #include "context_client.hpp" |
---|
| 9 | #include "oasis_cinterface.hpp" |
---|
[382] | 10 | #include "mpi.hpp" |
---|
[347] | 11 | #include "timer.hpp" |
---|
[400] | 12 | #include "buffer_client.hpp" |
---|
[1328] | 13 | using namespace ep_lib; |
---|
[300] | 14 | |
---|
[335] | 15 | namespace xios |
---|
[490] | 16 | { |
---|
[300] | 17 | |
---|
| 18 | MPI_Comm CClient::intraComm ; |
---|
| 19 | MPI_Comm CClient::interComm ; |
---|
[1328] | 20 | //std::list<MPI_Comm> CClient::contextInterComms; |
---|
[1134] | 21 | std::list<MPI_Comm> *CClient::contextInterComms_ptr = 0; |
---|
[300] | 22 | int CClient::serverLeader ; |
---|
| 23 | bool CClient::is_MPI_Initialized ; |
---|
[490] | 24 | int CClient::rank = INVALID_RANK; |
---|
| 25 | StdOFStream CClient::m_infoStream; |
---|
[523] | 26 | StdOFStream CClient::m_errorStream; |
---|
[490] | 27 | |
---|
[1342] | 28 | StdOFStream CClient::array_infoStream[16]; |
---|
| 29 | |
---|
[1328] | 30 | void CClient::initialize(const string& codeId,MPI_Comm& localComm,MPI_Comm& returnComm) |
---|
[300] | 31 | { |
---|
| 32 | int initialized ; |
---|
| 33 | MPI_Initialized(&initialized) ; |
---|
| 34 | if (initialized) is_MPI_Initialized=true ; |
---|
| 35 | else is_MPI_Initialized=false ; |
---|
[490] | 36 | |
---|
[300] | 37 | // don't use OASIS |
---|
| 38 | if (!CXios::usingOasis) |
---|
| 39 | { |
---|
| 40 | // localComm doesn't given |
---|
| 41 | if (localComm == MPI_COMM_NULL) |
---|
| 42 | { |
---|
[490] | 43 | if (!is_MPI_Initialized) |
---|
[300] | 44 | { |
---|
[1328] | 45 | MPI_Init(NULL, NULL); |
---|
[300] | 46 | } |
---|
[359] | 47 | CTimer::get("XIOS").resume() ; |
---|
[1205] | 48 | CTimer::get("XIOS init/finalize").resume() ; |
---|
[490] | 49 | boost::hash<string> hashString ; |
---|
| 50 | |
---|
[300] | 51 | unsigned long hashClient=hashString(codeId) ; |
---|
| 52 | unsigned long hashServer=hashString(CXios::xiosCodeId) ; |
---|
| 53 | unsigned long* hashAll ; |
---|
| 54 | int size ; |
---|
| 55 | int myColor ; |
---|
| 56 | int i,c ; |
---|
[1328] | 57 | MPI_Comm newComm ; |
---|
[490] | 58 | |
---|
[1328] | 59 | MPI_Comm_size(CXios::globalComm,&size) ; |
---|
[300] | 60 | MPI_Comm_rank(CXios::globalComm,&rank); |
---|
[490] | 61 | |
---|
[300] | 62 | hashAll=new unsigned long[size] ; |
---|
[490] | 63 | |
---|
[300] | 64 | MPI_Allgather(&hashClient,1,MPI_LONG,hashAll,1,MPI_LONG,CXios::globalComm) ; |
---|
| 65 | |
---|
| 66 | map<unsigned long, int> colors ; |
---|
| 67 | map<unsigned long, int> leaders ; |
---|
[490] | 68 | |
---|
[300] | 69 | for(i=0,c=0;i<size;i++) |
---|
| 70 | { |
---|
| 71 | if (colors.find(hashAll[i])==colors.end()) |
---|
| 72 | { |
---|
| 73 | colors[hashAll[i]] =c ; |
---|
| 74 | leaders[hashAll[i]]=i ; |
---|
| 75 | c++ ; |
---|
| 76 | } |
---|
| 77 | } |
---|
[490] | 78 | |
---|
[491] | 79 | // Verify whether we are on server mode or not |
---|
| 80 | CXios::setNotUsingServer(); |
---|
| 81 | for (i=0; i < size; ++i) |
---|
| 82 | { |
---|
| 83 | if (hashServer == hashAll[i]) |
---|
| 84 | { |
---|
| 85 | CXios::setUsingServer(); |
---|
| 86 | break; |
---|
| 87 | } |
---|
| 88 | } |
---|
| 89 | |
---|
[300] | 90 | myColor=colors[hashClient] ; |
---|
[490] | 91 | |
---|
[300] | 92 | MPI_Comm_split(CXios::globalComm,myColor,rank,&intraComm) ; |
---|
| 93 | |
---|
| 94 | if (CXios::usingServer) |
---|
[490] | 95 | { |
---|
[300] | 96 | int clientLeader=leaders[hashClient] ; |
---|
| 97 | serverLeader=leaders[hashServer] ; |
---|
[493] | 98 | |
---|
| 99 | int intraCommSize, intraCommRank ; |
---|
| 100 | MPI_Comm_size(intraComm,&intraCommSize) ; |
---|
| 101 | MPI_Comm_rank(intraComm,&intraCommRank) ; |
---|
[1347] | 102 | #pragma omp critical (_output) |
---|
| 103 | { |
---|
| 104 | info(50)<<"intercommCreate::client "<<rank<<" intraCommSize : "<<intraCommSize |
---|
| 105 | <<" intraCommRank :"<<intraCommRank<<" serverLeader "<< serverLeader<<endl ; |
---|
| 106 | } |
---|
[300] | 107 | MPI_Intercomm_create(intraComm,0,CXios::globalComm,serverLeader,0,&interComm) ; |
---|
| 108 | } |
---|
| 109 | else |
---|
| 110 | { |
---|
| 111 | MPI_Comm_dup(intraComm,&interComm) ; |
---|
| 112 | } |
---|
| 113 | delete [] hashAll ; |
---|
| 114 | } |
---|
| 115 | // localComm argument is given |
---|
[490] | 116 | else |
---|
[300] | 117 | { |
---|
| 118 | if (CXios::usingServer) |
---|
[490] | 119 | { |
---|
[300] | 120 | //ERROR("void CClient::initialize(const string& codeId,MPI_Comm& localComm,MPI_Comm& returnComm)", << " giving a local communictor is not compatible with using server mode") ; |
---|
| 121 | } |
---|
| 122 | else |
---|
| 123 | { |
---|
| 124 | MPI_Comm_dup(localComm,&intraComm) ; |
---|
| 125 | MPI_Comm_dup(intraComm,&interComm) ; |
---|
| 126 | } |
---|
| 127 | } |
---|
| 128 | } |
---|
| 129 | // using OASIS |
---|
[1328] | 130 | /* else |
---|
[300] | 131 | { |
---|
| 132 | // localComm doesn't given |
---|
| 133 | if (localComm == MPI_COMM_NULL) |
---|
| 134 | { |
---|
| 135 | if (!is_MPI_Initialized) oasis_init(codeId) ; |
---|
[655] | 136 | oasis_get_localcomm(localComm) ; |
---|
[300] | 137 | } |
---|
[655] | 138 | MPI_Comm_dup(localComm,&intraComm) ; |
---|
| 139 | |
---|
[359] | 140 | CTimer::get("XIOS").resume() ; |
---|
[1205] | 141 | CTimer::get("XIOS init/finalize").resume() ; |
---|
[511] | 142 | |
---|
| 143 | if (CXios::usingServer) |
---|
[300] | 144 | { |
---|
| 145 | MPI_Status status ; |
---|
[491] | 146 | MPI_Comm_rank(intraComm,&rank) ; |
---|
[506] | 147 | |
---|
[300] | 148 | oasis_get_intercomm(interComm,CXios::xiosCodeId) ; |
---|
| 149 | if (rank==0) MPI_Recv(&serverLeader,1, MPI_INT, 0, 0, interComm, &status) ; |
---|
| 150 | MPI_Bcast(&serverLeader,1,MPI_INT,0,intraComm) ; |
---|
[490] | 151 | |
---|
[300] | 152 | } |
---|
| 153 | else MPI_Comm_dup(intraComm,&interComm) ; |
---|
| 154 | } |
---|
[1328] | 155 | */ |
---|
[300] | 156 | MPI_Comm_dup(intraComm,&returnComm) ; |
---|
| 157 | } |
---|
[490] | 158 | |
---|
| 159 | |
---|
[300] | 160 | void CClient::registerContext(const string& id,MPI_Comm contextComm) |
---|
| 161 | { |
---|
[346] | 162 | CContext::setCurrent(id) ; |
---|
[1328] | 163 | CContext* context=CContext::create(id); |
---|
[511] | 164 | StdString idServer(id); |
---|
| 165 | idServer += "_server"; |
---|
[490] | 166 | |
---|
[300] | 167 | if (!CXios::isServer) |
---|
| 168 | { |
---|
| 169 | int size,rank,globalRank ; |
---|
[1328] | 170 | size_t message_size ; |
---|
| 171 | int leaderRank ; |
---|
[300] | 172 | MPI_Comm contextInterComm ; |
---|
[490] | 173 | |
---|
[300] | 174 | MPI_Comm_size(contextComm,&size) ; |
---|
| 175 | MPI_Comm_rank(contextComm,&rank) ; |
---|
| 176 | MPI_Comm_rank(CXios::globalComm,&globalRank) ; |
---|
| 177 | if (rank!=0) globalRank=0 ; |
---|
[490] | 178 | |
---|
| 179 | |
---|
[300] | 180 | CMessage msg ; |
---|
[511] | 181 | msg<<idServer<<size<<globalRank ; |
---|
[1328] | 182 | // msg<<id<<size<<globalRank ; |
---|
[300] | 183 | |
---|
| 184 | int messageSize=msg.size() ; |
---|
[1032] | 185 | char * buff = new char[messageSize] ; |
---|
| 186 | CBufferOut buffer((void*)buff,messageSize) ; |
---|
[300] | 187 | buffer<<msg ; |
---|
[490] | 188 | |
---|
[1032] | 189 | MPI_Send((void*)buff,buffer.count(),MPI_CHAR,serverLeader,1,CXios::globalComm) ; |
---|
[1374] | 190 | |
---|
[300] | 191 | delete [] buff ; |
---|
[490] | 192 | |
---|
[1347] | 193 | //MPI_Barrier(CXios::globalComm); |
---|
| 194 | |
---|
[300] | 195 | MPI_Intercomm_create(contextComm,0,CXios::globalComm,serverLeader,10+globalRank,&contextInterComm) ; |
---|
[1342] | 196 | #pragma omp critical (_output) |
---|
[1334] | 197 | { |
---|
[1342] | 198 | info(10)<<"Register new Context : "<<id<<endl ; |
---|
[1334] | 199 | } |
---|
[490] | 200 | |
---|
[300] | 201 | MPI_Comm inter ; |
---|
| 202 | MPI_Intercomm_merge(contextInterComm,0,&inter) ; |
---|
| 203 | MPI_Barrier(inter) ; |
---|
| 204 | |
---|
| 205 | context->initClient(contextComm,contextInterComm) ; |
---|
[655] | 206 | |
---|
[1328] | 207 | //contextInterComms.push_back(contextInterComm); |
---|
[1134] | 208 | if(contextInterComms_ptr == NULL) contextInterComms_ptr = new std::list<MPI_Comm>; |
---|
| 209 | contextInterComms_ptr->push_back(contextInterComm); |
---|
[655] | 210 | MPI_Comm_free(&inter); |
---|
[300] | 211 | } |
---|
| 212 | else |
---|
| 213 | { |
---|
| 214 | MPI_Comm contextInterComm ; |
---|
| 215 | MPI_Comm_dup(contextComm,&contextInterComm) ; |
---|
[511] | 216 | CContext* contextServer = CContext::create(idServer); |
---|
| 217 | |
---|
| 218 | // Firstly, initialize context on client side |
---|
| 219 | context->initClient(contextComm,contextInterComm, contextServer); |
---|
| 220 | |
---|
| 221 | // Secondly, initialize context on server side |
---|
[597] | 222 | contextServer->initServer(contextComm,contextInterComm, context); |
---|
[511] | 223 | |
---|
| 224 | // Finally, we should return current context to context client |
---|
| 225 | CContext::setCurrent(id); |
---|
[1328] | 226 | |
---|
| 227 | //contextInterComms.push_back(contextInterComm); |
---|
[1134] | 228 | if(contextInterComms_ptr == NULL) contextInterComms_ptr = new std::list<MPI_Comm>; |
---|
| 229 | contextInterComms_ptr->push_back(contextInterComm); |
---|
[300] | 230 | } |
---|
| 231 | } |
---|
[490] | 232 | |
---|
[300] | 233 | void CClient::finalize(void) |
---|
| 234 | { |
---|
| 235 | int rank ; |
---|
| 236 | int msg=0 ; |
---|
[697] | 237 | |
---|
| 238 | MPI_Comm_rank(intraComm,&rank) ; |
---|
[1328] | 239 | |
---|
[332] | 240 | if (!CXios::isServer) |
---|
[300] | 241 | { |
---|
[490] | 242 | MPI_Comm_rank(intraComm,&rank) ; |
---|
| 243 | if (rank==0) |
---|
[332] | 244 | { |
---|
| 245 | MPI_Send(&msg,1,MPI_INT,0,0,interComm) ; |
---|
| 246 | } |
---|
[300] | 247 | } |
---|
[490] | 248 | |
---|
[1328] | 249 | //for (std::list<MPI_Comm>::iterator it = contextInterComms.begin(); it != contextInterComms.end(); it++) |
---|
| 250 | for (std::list<MPI_Comm>::iterator it = contextInterComms_ptr->begin(); it != contextInterComms_ptr->end(); it++) |
---|
[655] | 251 | MPI_Comm_free(&(*it)); |
---|
| 252 | MPI_Comm_free(&interComm); |
---|
| 253 | MPI_Comm_free(&intraComm); |
---|
[361] | 254 | |
---|
[1205] | 255 | CTimer::get("XIOS init/finalize").suspend() ; |
---|
[655] | 256 | CTimer::get("XIOS").suspend() ; |
---|
| 257 | |
---|
[300] | 258 | if (!is_MPI_Initialized) |
---|
| 259 | { |
---|
[1328] | 260 | //if (CXios::usingOasis) oasis_finalize(); |
---|
| 261 | //else |
---|
| 262 | MPI_Finalize() ; |
---|
[300] | 263 | } |
---|
[1342] | 264 | #pragma omp critical (_output) |
---|
| 265 | info(20) << "Client side context is finalized"<<endl ; |
---|
[697] | 266 | |
---|
[1342] | 267 | |
---|
| 268 | /*#pragma omp critical (_output) |
---|
| 269 | { |
---|
| 270 | report(0) <<" Performance report : Whole time from XIOS init and finalize: "<< CTimer::get("XIOS init/finalize").getCumulatedTime()<<" s"<<endl ; |
---|
| 271 | report(0) <<" Performance report : total time spent for XIOS : "<< CTimer::get("XIOS").getCumulatedTime()<<" s"<<endl ; |
---|
| 272 | report(0)<< " Performance report : time spent for waiting free buffer : "<< CTimer::get("Blocking time").getCumulatedTime()<<" s"<<endl ; |
---|
| 273 | report(0)<< " Performance report : Ratio : "<< CTimer::get("Blocking time").getCumulatedTime()/CTimer::get("XIOS init/finalize").getCumulatedTime()*100.<<" %"<<endl ; |
---|
| 274 | report(0)<< " Performance report : This ratio must be close to zero. Otherwise it may be usefull to increase buffer size or numbers of server"<<endl ; |
---|
| 275 | report(0)<< " Memory report : Minimum buffer size required : " << CClientBuffer::maxRequestSize << " bytes" << endl ; |
---|
| 276 | report(0)<< " Memory report : increasing it by a factor will increase performance, depending of the volume of data wrote in file at each time step of the file"<<endl ; |
---|
| 277 | report(100)<<CTimer::getAllCumulatedTime()<<endl ; |
---|
| 278 | }*/ |
---|
[400] | 279 | } |
---|
[490] | 280 | |
---|
| 281 | int CClient::getRank() |
---|
| 282 | { |
---|
| 283 | return rank; |
---|
| 284 | } |
---|
| 285 | |
---|
[523] | 286 | /*! |
---|
| 287 | * Open a file specified by a suffix and an extension and use it for the given file buffer. |
---|
| 288 | * The file name will be suffix+rank+extension. |
---|
| 289 | * |
---|
| 290 | * \param fileName[in] protype file name |
---|
| 291 | * \param ext [in] extension of the file |
---|
| 292 | * \param fb [in/out] the file buffer |
---|
| 293 | */ |
---|
| 294 | void CClient::openStream(const StdString& fileName, const StdString& ext, std::filebuf* fb) |
---|
| 295 | { |
---|
| 296 | StdStringStream fileNameClient; |
---|
| 297 | int numDigit = 0; |
---|
| 298 | int size = 0; |
---|
| 299 | MPI_Comm_size(CXios::globalComm, &size); |
---|
| 300 | while (size) |
---|
| 301 | { |
---|
| 302 | size /= 10; |
---|
| 303 | ++numDigit; |
---|
| 304 | } |
---|
[497] | 305 | |
---|
[523] | 306 | fileNameClient << fileName << "_" << std::setfill('0') << std::setw(numDigit) << getRank() << ext; |
---|
| 307 | fb->open(fileNameClient.str().c_str(), std::ios::out); |
---|
| 308 | if (!fb->is_open()) |
---|
| 309 | ERROR("void CClient::openStream(const StdString& fileName, const StdString& ext, std::filebuf* fb)", |
---|
[1328] | 310 | << std::endl << "Can not open <" << fileNameClient << "> file to write the client log(s)."); |
---|
[523] | 311 | } |
---|
[490] | 312 | |
---|
[523] | 313 | /*! |
---|
| 314 | * \brief Open a file stream to write the info logs |
---|
| 315 | * Open a file stream with a specific file name suffix+rank |
---|
| 316 | * to write the info logs. |
---|
| 317 | * \param fileName [in] protype file name |
---|
| 318 | */ |
---|
| 319 | void CClient::openInfoStream(const StdString& fileName) |
---|
| 320 | { |
---|
[1342] | 321 | info_FB[omp_get_thread_num()] = array_infoStream[omp_get_thread_num()].rdbuf(); |
---|
| 322 | |
---|
| 323 | openStream(fileName, ".out", info_FB[omp_get_thread_num()]); |
---|
[490] | 324 | |
---|
[1342] | 325 | info.write2File(info_FB[omp_get_thread_num()]); |
---|
| 326 | report.write2File(info_FB[omp_get_thread_num()]); |
---|
[523] | 327 | } |
---|
[490] | 328 | |
---|
[523] | 329 | //! Write the info logs to standard output |
---|
| 330 | void CClient::openInfoStream() |
---|
| 331 | { |
---|
| 332 | info.write2StdOut(); |
---|
| 333 | report.write2StdOut(); |
---|
| 334 | } |
---|
[490] | 335 | |
---|
[523] | 336 | //! Close the info logs file if it opens |
---|
| 337 | void CClient::closeInfoStream() |
---|
| 338 | { |
---|
| 339 | if (m_infoStream.is_open()) m_infoStream.close(); |
---|
| 340 | } |
---|
[490] | 341 | |
---|
[523] | 342 | /*! |
---|
| 343 | * \brief Open a file stream to write the error log |
---|
| 344 | * Open a file stream with a specific file name suffix+rank |
---|
| 345 | * to write the error log. |
---|
| 346 | * \param fileName [in] protype file name |
---|
| 347 | */ |
---|
| 348 | void CClient::openErrorStream(const StdString& fileName) |
---|
| 349 | { |
---|
| 350 | std::filebuf* fb = m_errorStream.rdbuf(); |
---|
| 351 | openStream(fileName, ".err", fb); |
---|
| 352 | |
---|
| 353 | error.write2File(fb); |
---|
| 354 | } |
---|
| 355 | |
---|
| 356 | //! Write the error log to standard error output |
---|
| 357 | void CClient::openErrorStream() |
---|
| 358 | { |
---|
| 359 | error.write2StdErr(); |
---|
| 360 | } |
---|
| 361 | |
---|
| 362 | //! Close the error log file if it opens |
---|
| 363 | void CClient::closeErrorStream() |
---|
| 364 | { |
---|
| 365 | if (m_errorStream.is_open()) m_errorStream.close(); |
---|
| 366 | } |
---|
[300] | 367 | } |
---|