1 | #include "ep_lib.hpp" |
---|
2 | #include <mpi.h> |
---|
3 | #include "ep_declaration.hpp" |
---|
4 | #include <iostream> |
---|
5 | #include <fstream> |
---|
6 | |
---|
7 | using namespace std; |
---|
8 | |
---|
9 | std::list< ep_lib::MPI_Request* > ** EP_PendingRequests = 0; |
---|
10 | #pragma omp threadprivate(EP_PendingRequests) |
---|
11 | |
---|
12 | namespace ep_lib |
---|
13 | { |
---|
14 | |
---|
15 | int tag_combine(int real_tag, int src, int dest) |
---|
16 | { |
---|
17 | int a = real_tag << 16; |
---|
18 | int b = src << 8; |
---|
19 | int c = dest; |
---|
20 | |
---|
21 | return a+b+c; |
---|
22 | } |
---|
23 | |
---|
24 | int get_ep_rank(MPI_Comm comm, int ep_rank_loc, int mpi_rank) |
---|
25 | { |
---|
26 | for(int i=0; i<comm.rank_map->size(); i++) |
---|
27 | { |
---|
28 | if( ( comm.rank_map->at(i).first == ep_rank_loc ) |
---|
29 | && ( comm.rank_map->at(i).second == mpi_rank ) ) |
---|
30 | { |
---|
31 | return i; |
---|
32 | } |
---|
33 | } |
---|
34 | printf("rank not find\n"); |
---|
35 | } |
---|
36 | |
---|
37 | int get_ep_rank_intercomm(MPI_Comm comm, int ep_rank_loc, int mpi_rank) |
---|
38 | { |
---|
39 | // intercomm |
---|
40 | int inter_rank; |
---|
41 | for(int i=0; i<comm.ep_comm_ptr->intercomm->intercomm_rank_map->size(); i++) |
---|
42 | { |
---|
43 | if( ( comm.ep_comm_ptr->intercomm->intercomm_rank_map->at(i).first == ep_rank_loc ) |
---|
44 | && ( comm.ep_comm_ptr->intercomm->intercomm_rank_map->at(i).second == mpi_rank ) ) |
---|
45 | { |
---|
46 | inter_rank = i; |
---|
47 | break; |
---|
48 | } |
---|
49 | } |
---|
50 | |
---|
51 | for(int i=0; i<comm.ep_comm_ptr->intercomm->remote_rank_map->size(); i++) |
---|
52 | { |
---|
53 | if( comm.ep_comm_ptr->intercomm->remote_rank_map->at(i).first == inter_rank ) |
---|
54 | { |
---|
55 | //printf("get_ep_rank for intercomm, ep_rank_loc = %d, mpi_rank = %d => ep_src = %d\n", ep_rank_loc, mpi_rank, i); |
---|
56 | return i; |
---|
57 | } |
---|
58 | } |
---|
59 | |
---|
60 | printf("rank not find\n"); |
---|
61 | |
---|
62 | } |
---|
63 | |
---|
64 | |
---|
65 | int innode_memcpy(int sender, const void* sendbuf, int receiver, void* recvbuf, int count, MPI_Datatype datatype, MPI_Comm comm) |
---|
66 | { |
---|
67 | int ep_rank, ep_rank_loc, mpi_rank; |
---|
68 | int ep_size, num_ep, mpi_size; |
---|
69 | |
---|
70 | ep_rank = comm.ep_comm_ptr->size_rank_info[0].first; |
---|
71 | ep_rank_loc = comm.ep_comm_ptr->size_rank_info[1].first; |
---|
72 | mpi_rank = comm.ep_comm_ptr->size_rank_info[2].first; |
---|
73 | ep_size = comm.ep_comm_ptr->size_rank_info[0].second; |
---|
74 | num_ep = comm.ep_comm_ptr->size_rank_info[1].second; |
---|
75 | mpi_size = comm.ep_comm_ptr->size_rank_info[2].second; |
---|
76 | |
---|
77 | |
---|
78 | |
---|
79 | if(datatype == MPI_INT) |
---|
80 | { |
---|
81 | |
---|
82 | int* send_buf = static_cast<int*>(const_cast<void*>(sendbuf)); |
---|
83 | int* recv_buf = static_cast<int*>(recvbuf); |
---|
84 | int* buffer = comm.my_buffer->buf_int; |
---|
85 | |
---|
86 | for(int j=0; j<count; j+=BUFFER_SIZE) |
---|
87 | { |
---|
88 | if(ep_rank_loc == sender) |
---|
89 | { |
---|
90 | #pragma omp critical (write_to_buffer) |
---|
91 | { |
---|
92 | copy(send_buf+j, send_buf+j+min(BUFFER_SIZE, count-j), buffer); |
---|
93 | } |
---|
94 | #pragma omp flush |
---|
95 | } |
---|
96 | |
---|
97 | MPI_Barrier_local(comm); |
---|
98 | |
---|
99 | |
---|
100 | if(ep_rank_loc == receiver) |
---|
101 | { |
---|
102 | #pragma omp flush |
---|
103 | #pragma omp critical (read_from_buffer) |
---|
104 | { |
---|
105 | copy(buffer, buffer+min(BUFFER_SIZE, count-j), recv_buf+j); |
---|
106 | } |
---|
107 | } |
---|
108 | |
---|
109 | MPI_Barrier_local(comm); |
---|
110 | } |
---|
111 | } |
---|
112 | else if(datatype == MPI_FLOAT) |
---|
113 | { |
---|
114 | |
---|
115 | float* send_buf = static_cast<float*>(const_cast<void*>(sendbuf)); |
---|
116 | float* recv_buf = static_cast<float*>(recvbuf); |
---|
117 | float* buffer = comm.my_buffer->buf_float; |
---|
118 | |
---|
119 | for(int j=0; j<count; j+=BUFFER_SIZE) |
---|
120 | { |
---|
121 | if(ep_rank_loc == sender) |
---|
122 | { |
---|
123 | #pragma omp critical (write_to_buffer) |
---|
124 | { |
---|
125 | copy(send_buf+j, send_buf+j+min(BUFFER_SIZE, count-j), buffer); |
---|
126 | } |
---|
127 | #pragma omp flush |
---|
128 | } |
---|
129 | |
---|
130 | MPI_Barrier_local(comm); |
---|
131 | |
---|
132 | |
---|
133 | if(ep_rank_loc == receiver) |
---|
134 | { |
---|
135 | #pragma omp flush |
---|
136 | #pragma omp critical (read_from_buffer) |
---|
137 | { |
---|
138 | copy(buffer, buffer+min(BUFFER_SIZE, count-j), recv_buf+j); |
---|
139 | } |
---|
140 | } |
---|
141 | |
---|
142 | MPI_Barrier_local(comm); |
---|
143 | } |
---|
144 | } |
---|
145 | else if(datatype == MPI_DOUBLE) |
---|
146 | { |
---|
147 | |
---|
148 | |
---|
149 | double* send_buf = static_cast<double*>(const_cast<void*>(sendbuf)); |
---|
150 | double* recv_buf = static_cast<double*>(recvbuf); |
---|
151 | double* buffer = comm.my_buffer->buf_double; |
---|
152 | |
---|
153 | for(int j=0; j<count; j+=BUFFER_SIZE) |
---|
154 | { |
---|
155 | if(ep_rank_loc == sender) |
---|
156 | { |
---|
157 | #pragma omp critical (write_to_buffer) |
---|
158 | { |
---|
159 | copy(send_buf+j, send_buf+j+min(BUFFER_SIZE, count-j), buffer); |
---|
160 | } |
---|
161 | #pragma omp flush |
---|
162 | } |
---|
163 | |
---|
164 | MPI_Barrier_local(comm); |
---|
165 | |
---|
166 | |
---|
167 | if(ep_rank_loc == receiver) |
---|
168 | { |
---|
169 | #pragma omp flush |
---|
170 | #pragma omp critical (read_from_buffer) |
---|
171 | { |
---|
172 | copy(buffer, buffer+min(BUFFER_SIZE, count-j), recv_buf+j); |
---|
173 | } |
---|
174 | } |
---|
175 | |
---|
176 | MPI_Barrier_local(comm); |
---|
177 | } |
---|
178 | } |
---|
179 | else if(datatype == MPI_LONG) |
---|
180 | { |
---|
181 | long* send_buf = static_cast<long*>(const_cast<void*>(sendbuf)); |
---|
182 | long* recv_buf = static_cast<long*>(recvbuf); |
---|
183 | long* buffer = comm.my_buffer->buf_long; |
---|
184 | |
---|
185 | for(int j=0; j<count; j+=BUFFER_SIZE) |
---|
186 | { |
---|
187 | if(ep_rank_loc == sender) |
---|
188 | { |
---|
189 | #pragma omp critical (write_to_buffer) |
---|
190 | { |
---|
191 | copy(send_buf+j, send_buf+j+min(BUFFER_SIZE, count-j), buffer); |
---|
192 | } |
---|
193 | #pragma omp flush |
---|
194 | } |
---|
195 | |
---|
196 | MPI_Barrier_local(comm); |
---|
197 | |
---|
198 | |
---|
199 | if(ep_rank_loc == receiver) |
---|
200 | { |
---|
201 | #pragma omp flush |
---|
202 | #pragma omp critical (read_from_buffer) |
---|
203 | { |
---|
204 | copy(buffer, buffer+min(BUFFER_SIZE, count-j), recv_buf+j); |
---|
205 | } |
---|
206 | } |
---|
207 | |
---|
208 | MPI_Barrier_local(comm); |
---|
209 | } |
---|
210 | } |
---|
211 | else if(datatype == MPI_UNSIGNED_LONG) |
---|
212 | { |
---|
213 | unsigned long* send_buf = static_cast<unsigned long*>(const_cast<void*>(sendbuf)); |
---|
214 | unsigned long* recv_buf = static_cast<unsigned long*>(recvbuf); |
---|
215 | unsigned long* buffer = comm.my_buffer->buf_ulong; |
---|
216 | |
---|
217 | for(int j=0; j<count; j+=BUFFER_SIZE) |
---|
218 | { |
---|
219 | if(ep_rank_loc == sender) |
---|
220 | { |
---|
221 | #pragma omp critical (write_to_buffer) |
---|
222 | { |
---|
223 | copy(send_buf+j, send_buf+j+min(BUFFER_SIZE, count-j), buffer); |
---|
224 | } |
---|
225 | #pragma omp flush |
---|
226 | } |
---|
227 | |
---|
228 | MPI_Barrier_local(comm); |
---|
229 | |
---|
230 | |
---|
231 | if(ep_rank_loc == receiver) |
---|
232 | { |
---|
233 | #pragma omp flush |
---|
234 | #pragma omp critical (read_from_buffer) |
---|
235 | { |
---|
236 | copy(buffer, buffer+min(BUFFER_SIZE, count-j), recv_buf+j); |
---|
237 | } |
---|
238 | } |
---|
239 | |
---|
240 | MPI_Barrier_local(comm); |
---|
241 | } |
---|
242 | } |
---|
243 | else if(datatype == MPI_CHAR) |
---|
244 | { |
---|
245 | char* send_buf = static_cast<char*>(const_cast<void*>(sendbuf)); |
---|
246 | char* recv_buf = static_cast<char*>(recvbuf); |
---|
247 | char* buffer = comm.my_buffer->buf_char; |
---|
248 | |
---|
249 | for(int j=0; j<count; j+=BUFFER_SIZE) |
---|
250 | { |
---|
251 | if(ep_rank_loc == sender) |
---|
252 | { |
---|
253 | #pragma omp critical (write_to_buffer) |
---|
254 | { |
---|
255 | copy(send_buf+j, send_buf+j+min(BUFFER_SIZE, count-j), buffer); |
---|
256 | } |
---|
257 | #pragma omp flush |
---|
258 | } |
---|
259 | |
---|
260 | MPI_Barrier_local(comm); |
---|
261 | |
---|
262 | |
---|
263 | if(ep_rank_loc == receiver) |
---|
264 | { |
---|
265 | #pragma omp flush |
---|
266 | #pragma omp critical (read_from_buffer) |
---|
267 | { |
---|
268 | copy(buffer, buffer+min(BUFFER_SIZE, count-j), recv_buf+j); |
---|
269 | } |
---|
270 | } |
---|
271 | |
---|
272 | MPI_Barrier_local(comm); |
---|
273 | } |
---|
274 | } |
---|
275 | else |
---|
276 | { |
---|
277 | printf("datatype not supported!!\n"); |
---|
278 | exit(1); |
---|
279 | } |
---|
280 | return 0; |
---|
281 | } |
---|
282 | |
---|
283 | |
---|
284 | int MPI_Get_count(const MPI_Status *status, MPI_Datatype datatype, int *count) |
---|
285 | { |
---|
286 | /* |
---|
287 | ::MPI_Aint datasize, char_size, lb; |
---|
288 | |
---|
289 | ::MPI_Type_get_extent(static_cast< ::MPI_Datatype>(datatype), &lb, &datasize); |
---|
290 | ::MPI_Type_get_extent(MPI_CHAR, &lb, &char_size); |
---|
291 | |
---|
292 | *count = status->char_count / ( datasize/ char_size); |
---|
293 | |
---|
294 | //printf("MPI_Get_count, status_count = %d\n", *count); |
---|
295 | return 0; |
---|
296 | */ |
---|
297 | ::MPI_Status *mpi_status = static_cast< ::MPI_Status* >(status->mpi_status); |
---|
298 | ::MPI_Datatype mpi_datatype = static_cast< ::MPI_Datatype >(datatype); |
---|
299 | |
---|
300 | ::MPI_Get_count(mpi_status, mpi_datatype, count); |
---|
301 | } |
---|
302 | |
---|
303 | double MPI_Wtime() |
---|
304 | { |
---|
305 | return ::MPI_Wtime(); |
---|
306 | |
---|
307 | } |
---|
308 | |
---|
309 | void check_sum_send(const void *buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, int type) |
---|
310 | { |
---|
311 | int src_rank; |
---|
312 | int int_count; |
---|
313 | ::MPI_Aint datasize, intsize, charsize, lb; |
---|
314 | |
---|
315 | ::MPI_Type_get_extent(static_cast< ::MPI_Datatype>(datatype), &lb, &datasize); |
---|
316 | ::MPI_Type_get_extent(MPI_CHAR_STD, &lb, &intsize); |
---|
317 | |
---|
318 | int_count = count * datasize / intsize ; |
---|
319 | |
---|
320 | char *buffer = static_cast< char* >(const_cast< void*> (buf)); |
---|
321 | |
---|
322 | unsigned long sum = 0; |
---|
323 | for(int i = 0; i<int_count; i++) |
---|
324 | sum += *(buffer+i); |
---|
325 | |
---|
326 | |
---|
327 | MPI_Comm_rank(comm, &src_rank); |
---|
328 | |
---|
329 | ofstream myfile; |
---|
330 | myfile.open ("send_log.txt", ios::app); |
---|
331 | if (myfile.is_open()) |
---|
332 | { |
---|
333 | myfile << "type = " << type << " src = "<< src_rank<< " dest = "<< dest <<" tag = "<< tag << " count = "<< count << " sum = "<< sum << "\n"; |
---|
334 | myfile.close(); |
---|
335 | } |
---|
336 | else printf("Unable to open file\n"); |
---|
337 | |
---|
338 | } |
---|
339 | |
---|
340 | |
---|
341 | void check_sum_recv(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm, int type) |
---|
342 | { |
---|
343 | int dest_rank; |
---|
344 | int int_count; |
---|
345 | ::MPI_Aint datasize, intsize, charsize, lb; |
---|
346 | |
---|
347 | ::MPI_Type_get_extent(static_cast< ::MPI_Datatype>(datatype), &lb, &datasize); |
---|
348 | ::MPI_Type_get_extent(MPI_CHAR_STD, &lb, &intsize); |
---|
349 | |
---|
350 | int_count = count * datasize / intsize ; |
---|
351 | |
---|
352 | char *buffer = static_cast< char* >(buf); |
---|
353 | |
---|
354 | unsigned long sum = 0; |
---|
355 | for(int i = 0; i<int_count; i++) |
---|
356 | sum += *(buffer+i); |
---|
357 | |
---|
358 | |
---|
359 | MPI_Comm_rank(comm, &dest_rank); |
---|
360 | |
---|
361 | ofstream myfile; |
---|
362 | myfile.open ("recv_log.txt", ios::app); |
---|
363 | if (myfile.is_open()) |
---|
364 | { |
---|
365 | myfile << "type = " << type << " src = "<< src << " dest = "<< dest_rank <<" tag = "<< tag << " count = "<< count << " sum = "<< sum << "\n"; |
---|
366 | myfile.close(); |
---|
367 | } |
---|
368 | else printf("Unable to open file\n"); |
---|
369 | |
---|
370 | } |
---|
371 | |
---|
372 | int test_sendrecv(MPI_Comm comm) |
---|
373 | { |
---|
374 | int myRank; |
---|
375 | MPI_Comm_rank(comm, &myRank); |
---|
376 | bool amClient = false; |
---|
377 | bool amServer = false; |
---|
378 | if(myRank<=3) amClient = true; |
---|
379 | else amServer = true; |
---|
380 | |
---|
381 | if(amServer) |
---|
382 | { |
---|
383 | int send_buf[4]; |
---|
384 | MPI_Request send_request[8]; |
---|
385 | MPI_Status send_status[8]; |
---|
386 | |
---|
387 | |
---|
388 | |
---|
389 | for(int j=0; j<4; j++) // 4 buffers |
---|
390 | { |
---|
391 | for(int i=0; i<2; i++) |
---|
392 | { |
---|
393 | send_buf[j] = (myRank+1)*100 + j; |
---|
394 | MPI_Isend(&send_buf[j], 1, MPI_INT, i*2, 9999, comm, &send_request[i*4+j]); |
---|
395 | } |
---|
396 | } |
---|
397 | |
---|
398 | |
---|
399 | MPI_Waitall(8, send_request, send_status); |
---|
400 | } |
---|
401 | |
---|
402 | |
---|
403 | if(amClient&&myRank%2==0) // Clients leaders |
---|
404 | { |
---|
405 | int recv_buf[8]; |
---|
406 | MPI_Request recv_request[8]; |
---|
407 | MPI_Status recv_status[8]; |
---|
408 | |
---|
409 | for(int i=0; i<2; i++) // 2 servers |
---|
410 | { |
---|
411 | for(int j=0; j<4; j++) |
---|
412 | { |
---|
413 | MPI_Irecv(&recv_buf[i*4+j], 1, MPI_INT, i+4, 9999, comm, &recv_request[i*4+j]); |
---|
414 | } |
---|
415 | } |
---|
416 | |
---|
417 | MPI_Waitall(8, recv_request, recv_status); |
---|
418 | printf("============ client %d, recv_buf = %d, %d, %d, %d, %d, %d, %d, %d ================\n", |
---|
419 | myRank, recv_buf[0], recv_buf[1], recv_buf[2], recv_buf[3], recv_buf[4], recv_buf[5], recv_buf[6], recv_buf[7]); |
---|
420 | } |
---|
421 | |
---|
422 | MPI_Barrier(comm); |
---|
423 | |
---|
424 | } |
---|
425 | |
---|
426 | } |
---|
427 | |
---|
428 | |
---|
429 | |
---|
430 | |
---|
431 | |
---|
432 | |
---|
433 | |
---|