1 | #include "p2p_context_server.hpp" |
---|
2 | #include "buffer_in.hpp" |
---|
3 | #include "type.hpp" |
---|
4 | #include "context.hpp" |
---|
5 | #include "object_template.hpp" |
---|
6 | #include "group_template.hpp" |
---|
7 | #include "attribute_template.hpp" |
---|
8 | #include "domain.hpp" |
---|
9 | #include "field.hpp" |
---|
10 | #include "file.hpp" |
---|
11 | #include "grid.hpp" |
---|
12 | #include "mpi.hpp" |
---|
13 | #include "tracer.hpp" |
---|
14 | #include "timer.hpp" |
---|
15 | #include "cxios.hpp" |
---|
16 | #include "event_scheduler.hpp" |
---|
17 | #include "server.hpp" |
---|
18 | #include "servers_ressource.hpp" |
---|
19 | #include "pool_ressource.hpp" |
---|
20 | #include "services.hpp" |
---|
21 | #include "contexts_manager.hpp" |
---|
22 | #include "timeline_events.hpp" |
---|
23 | |
---|
24 | #include <boost/functional/hash.hpp> |
---|
25 | #include <random> |
---|
26 | #include <chrono> |
---|
27 | |
---|
28 | |
---|
29 | namespace xios |
---|
30 | { |
---|
31 | using namespace std ; |
---|
32 | |
---|
33 | CP2pContextServer::CP2pContextServer(CContext* parent,MPI_Comm intraComm_,MPI_Comm interComm_) |
---|
34 | : CContextServer(parent, intraComm_, interComm_), |
---|
35 | isProcessingEvent_(false) |
---|
36 | { |
---|
37 | |
---|
38 | MPI_Comm_dup(intraComm, &processEventBarrier_) ; |
---|
39 | |
---|
40 | currentTimeLine=1; |
---|
41 | scheduled=false; |
---|
42 | finished=false; |
---|
43 | |
---|
44 | MPI_Intercomm_merge(interComm_,true,&interCommMerged_) ; |
---|
45 | MPI_Comm_split(intraComm_, intraCommRank, intraCommRank, &commSelf_) ; // for windows |
---|
46 | |
---|
47 | itLastTimeLine=lastTimeLine.begin() ; |
---|
48 | |
---|
49 | pureOneSided=CXios::getin<bool>("pure_one_sided",false); // pure one sided communication (for test) |
---|
50 | |
---|
51 | } |
---|
52 | |
---|
53 | void CP2pContextServer::setPendingEvent(void) |
---|
54 | { |
---|
55 | pendingEvent=true; |
---|
56 | } |
---|
57 | |
---|
58 | bool CP2pContextServer::hasPendingEvent(void) |
---|
59 | { |
---|
60 | return pendingEvent; |
---|
61 | } |
---|
62 | |
---|
63 | bool CP2pContextServer::hasFinished(void) |
---|
64 | { |
---|
65 | return finished; |
---|
66 | } |
---|
67 | |
---|
68 | bool CP2pContextServer::eventLoop(bool enableEventsProcessing /*= true*/) |
---|
69 | { |
---|
70 | CTimer::get("listen request").resume(); |
---|
71 | listen(); |
---|
72 | CTimer::get("listen request").suspend(); |
---|
73 | |
---|
74 | CTimer::get("listen pending request").resume(); |
---|
75 | listenPendingRequest() ; |
---|
76 | CTimer::get("listen pending request").suspend(); |
---|
77 | |
---|
78 | CTimer::get("check server Buffers").resume(); |
---|
79 | checkBuffers() ; |
---|
80 | CTimer::get("check server Buffers").suspend(); |
---|
81 | |
---|
82 | CTimer::get("check event process").resume(); |
---|
83 | processEvents(enableEventsProcessing); |
---|
84 | CTimer::get("check event process").suspend(); |
---|
85 | return finished; |
---|
86 | |
---|
87 | } |
---|
88 | |
---|
89 | void CP2pContextServer::listen(void) |
---|
90 | { |
---|
91 | int rank; |
---|
92 | int flag; |
---|
93 | MPI_Status status; |
---|
94 | flag=true ; |
---|
95 | |
---|
96 | while(flag) |
---|
97 | { |
---|
98 | traceOff(); |
---|
99 | MPI_Iprobe(MPI_ANY_SOURCE, 20,interCommMerged_, &flag, &status); |
---|
100 | traceOn(); |
---|
101 | if (flag==true) |
---|
102 | { |
---|
103 | requests_.push_back(new CRequest(interCommMerged_, status)) ; |
---|
104 | if (requests_.back()->test()) |
---|
105 | { |
---|
106 | if ( processRequest( *(requests_.back()) ) ) |
---|
107 | { |
---|
108 | delete requests_.back(); |
---|
109 | requests_.pop_back() ; |
---|
110 | } |
---|
111 | } |
---|
112 | } |
---|
113 | } |
---|
114 | } |
---|
115 | |
---|
116 | void CP2pContextServer::listenPendingRequest(void) |
---|
117 | { |
---|
118 | auto it = requests_.begin() ; |
---|
119 | while (it != requests_.end()) |
---|
120 | { |
---|
121 | if ((*it)->test()) |
---|
122 | { |
---|
123 | if (processRequest(*(*it))) |
---|
124 | { |
---|
125 | delete (*it); |
---|
126 | auto it2=it ; |
---|
127 | ++it ; |
---|
128 | requests_.erase(it2) ; |
---|
129 | } |
---|
130 | } |
---|
131 | else ++it ; |
---|
132 | } |
---|
133 | } |
---|
134 | |
---|
135 | bool CP2pContextServer::processRequest(CRequest& request) |
---|
136 | { |
---|
137 | int rank = request.getRank() ; |
---|
138 | auto it=buffers_.find(rank); |
---|
139 | // getCount(new CP2pServerBuffer) = sizeof(MPI_AINT) |
---|
140 | // getCount(RESIZE) : size_t timeline, size_t size + size_t EVENT_BUFFER_RESIZE = 24 |
---|
141 | // getCount(HEADER) : size_t timeline, int nbSenders, int nbBlocs |
---|
142 | // + nbBlocs * (sizeof(MPI_Aint) addr + int count + int window) = 16 + nbBlocs * 16 |
---|
143 | if ((it==buffers_.end())&&(request.getCount() < 3*sizeof(size_t))) |
---|
144 | { |
---|
145 | buffers_[rank] = new CP2pServerBuffer(rank, commSelf_, interCommMerged_, pendingEvents_, completedEvents_, request.getBuffer()) ; |
---|
146 | return true; |
---|
147 | } |
---|
148 | else if (it!=buffers_.end()) { |
---|
149 | it->second->receivedRequest(request.getBuffer()) ; |
---|
150 | return true; |
---|
151 | } |
---|
152 | else |
---|
153 | return false; |
---|
154 | } |
---|
155 | |
---|
156 | void CP2pContextServer::checkBuffers(void) |
---|
157 | { |
---|
158 | if (!pendingEvents_.empty()) |
---|
159 | { |
---|
160 | /* |
---|
161 | SPendingEvent& nextEvent = pendingEvents_.begin()->second ; |
---|
162 | for(auto& buffer : nextEvent.buffers ) buffer->eventLoop() ; |
---|
163 | if (nextEvent.nbSenders==0) pendingEvents_.erase(pendingEvents_.begin()) ; |
---|
164 | */ |
---|
165 | for(auto it=pendingEvents_.begin() ; it!=pendingEvents_.end() ;) |
---|
166 | { |
---|
167 | SPendingEvent& nextEvent = it->second ; |
---|
168 | for(auto& buffer : nextEvent.buffers ) buffer->eventLoop() ; |
---|
169 | if (nextEvent.nbSenders==0) it=pendingEvents_.erase(it) ; |
---|
170 | else ++it ; |
---|
171 | } |
---|
172 | } |
---|
173 | } |
---|
174 | |
---|
175 | |
---|
176 | void CP2pContextServer::processEvents(bool enableEventsProcessing) |
---|
177 | { |
---|
178 | |
---|
179 | if (isProcessingEvent_) return ; |
---|
180 | |
---|
181 | auto it=completedEvents_.find(currentTimeLine); |
---|
182 | |
---|
183 | if (it!=completedEvents_.end()) |
---|
184 | { |
---|
185 | if (it->second.nbSenders == it->second.currentNbSenders) |
---|
186 | { |
---|
187 | if (!scheduled) |
---|
188 | { |
---|
189 | eventScheduler_->registerEvent(currentTimeLine,hashId); |
---|
190 | scheduled=true; |
---|
191 | } |
---|
192 | else if (eventScheduler_->queryEvent(currentTimeLine,hashId) ) |
---|
193 | { |
---|
194 | //if (!enableEventsProcessing && isCollectiveEvent(event)) return ; |
---|
195 | |
---|
196 | if (!eventScheduled_) |
---|
197 | { |
---|
198 | MPI_Ibarrier(processEventBarrier_,&processEventRequest_) ; |
---|
199 | eventScheduled_=true ; |
---|
200 | return ; |
---|
201 | } |
---|
202 | else |
---|
203 | { |
---|
204 | MPI_Status status ; |
---|
205 | int flag ; |
---|
206 | MPI_Test(&processEventRequest_, &flag, &status) ; |
---|
207 | if (!flag) return ; |
---|
208 | eventScheduled_=false ; |
---|
209 | } |
---|
210 | |
---|
211 | eventScheduler_->popEvent() ; |
---|
212 | |
---|
213 | isProcessingEvent_=true ; |
---|
214 | CEventServer event(this) ; |
---|
215 | for(auto& buffer : it->second.buffers) buffer->fillEventServer(currentTimeLine, event) ; |
---|
216 | // MPI_Barrier(intraComm) ; |
---|
217 | CTimer::get("Process events").resume(); |
---|
218 | info(100)<<"Context id "<<context->getId()<<" : Process Event "<<currentTimeLine<<" of class "<<event.classId<<" of type "<<event.type<<endl ; |
---|
219 | dispatchEvent(event); |
---|
220 | CTimer::get("Process events").suspend(); |
---|
221 | isProcessingEvent_=false ; |
---|
222 | // context->unsetProcessingEvent() ; |
---|
223 | pendingEvent=false; |
---|
224 | completedEvents_.erase(it); |
---|
225 | currentTimeLine++; |
---|
226 | scheduled = false; |
---|
227 | } |
---|
228 | } |
---|
229 | } |
---|
230 | } |
---|
231 | |
---|
232 | CP2pContextServer::~CP2pContextServer() |
---|
233 | { |
---|
234 | for(auto& buffer : buffers_) delete buffer.second; |
---|
235 | buffers_.clear() ; |
---|
236 | } |
---|
237 | |
---|
238 | void CP2pContextServer::releaseBuffers() |
---|
239 | { |
---|
240 | //for(auto it=buffers.begin();it!=buffers.end();++it) delete it->second ; |
---|
241 | //buffers.clear() ; |
---|
242 | freeWindows() ; |
---|
243 | } |
---|
244 | |
---|
245 | void CP2pContextServer::freeWindows() |
---|
246 | { |
---|
247 | // for(auto& it : winComm_) |
---|
248 | // { |
---|
249 | // int rank = it.first ; |
---|
250 | // MPI_Win_free(&windows_[rank][0]); |
---|
251 | // MPI_Win_free(&windows_[rank][1]); |
---|
252 | // MPI_Comm_free(&winComm_[rank]) ; |
---|
253 | // } |
---|
254 | } |
---|
255 | |
---|
256 | void CP2pContextServer::notifyClientsFinalize(void) |
---|
257 | { |
---|
258 | for(auto it=buffers_.begin();it!=buffers_.end();++it) |
---|
259 | { |
---|
260 | it->second->notifyClientFinalize() ; |
---|
261 | } |
---|
262 | } |
---|
263 | |
---|
264 | void CP2pContextServer::dispatchEvent(CEventServer& event) |
---|
265 | { |
---|
266 | string contextName; |
---|
267 | string buff; |
---|
268 | int MsgSize; |
---|
269 | int rank; |
---|
270 | list<CEventServer::SSubEvent>::iterator it; |
---|
271 | StdString ctxId = context->getId(); |
---|
272 | CContext::setCurrent(ctxId); |
---|
273 | StdSize totalBuf = 0; |
---|
274 | |
---|
275 | if (event.classId==CContext::GetType() && event.type==CContext::EVENT_ID_CONTEXT_FINALIZE) |
---|
276 | { |
---|
277 | finished=true; |
---|
278 | info(20)<<" CP2pContextServer: Receive context <"<<context->getId()<<"> finalize."<<endl; |
---|
279 | notifyClientsFinalize() ; |
---|
280 | CTimer::get("receiving requests").suspend(); |
---|
281 | context->finalize(); |
---|
282 | |
---|
283 | std::map<int, StdSize>::const_iterator itbMap = mapBufferSize_.begin(), |
---|
284 | iteMap = mapBufferSize_.end(), itMap; |
---|
285 | for (itMap = itbMap; itMap != iteMap; ++itMap) |
---|
286 | { |
---|
287 | rank = itMap->first; |
---|
288 | report(10)<< " Memory report : Context <"<<ctxId<<"> : server side : memory used for buffer of each connection to client" << endl |
---|
289 | << " +) With client of rank " << rank << " : " << itMap->second << " bytes " << endl; |
---|
290 | totalBuf += itMap->second; |
---|
291 | } |
---|
292 | report(0)<< " Memory report : Context <"<<ctxId<<"> : server side : total memory used for buffer "<<totalBuf<<" bytes"<<endl; |
---|
293 | } |
---|
294 | else if (event.classId==CContext::GetType()) CContext::dispatchEvent(event); |
---|
295 | else if (event.classId==CContextGroup::GetType()) CContextGroup::dispatchEvent(event); |
---|
296 | else if (event.classId==CCalendarWrapper::GetType()) CCalendarWrapper::dispatchEvent(event); |
---|
297 | else if (event.classId==CDomain::GetType()) CDomain::dispatchEvent(event); |
---|
298 | else if (event.classId==CDomainGroup::GetType()) CDomainGroup::dispatchEvent(event); |
---|
299 | else if (event.classId==CAxis::GetType()) CAxis::dispatchEvent(event); |
---|
300 | else if (event.classId==CAxisGroup::GetType()) CAxisGroup::dispatchEvent(event); |
---|
301 | else if (event.classId==CScalar::GetType()) CScalar::dispatchEvent(event); |
---|
302 | else if (event.classId==CScalarGroup::GetType()) CScalarGroup::dispatchEvent(event); |
---|
303 | else if (event.classId==CGrid::GetType()) CGrid::dispatchEvent(event); |
---|
304 | else if (event.classId==CGridGroup::GetType()) CGridGroup::dispatchEvent(event); |
---|
305 | else if (event.classId==CField::GetType()) |
---|
306 | { |
---|
307 | if (event.type==CField::EVENT_ID_UPDATE_DATA) CField::dispatchEvent(event); |
---|
308 | else CField::dispatchEvent(event); |
---|
309 | } |
---|
310 | else if (event.classId==CFieldGroup::GetType()) CFieldGroup::dispatchEvent(event); |
---|
311 | else if (event.classId==CFile::GetType()) CFile::dispatchEvent(event); |
---|
312 | else if (event.classId==CFileGroup::GetType()) CFileGroup::dispatchEvent(event); |
---|
313 | else if (event.classId==CVariable::GetType()) CVariable::dispatchEvent(event); |
---|
314 | else |
---|
315 | { |
---|
316 | ERROR("void CP2pContextServer::dispatchEvent(CEventServer& event)",<<" Bad event class Id"<<endl); |
---|
317 | } |
---|
318 | } |
---|
319 | |
---|
320 | bool CP2pContextServer::isCollectiveEvent(CEventServer& event) |
---|
321 | { |
---|
322 | if (event.type>1000) return false ; |
---|
323 | else return true ; |
---|
324 | } |
---|
325 | } |
---|