Profiler.cc revision 6896
1/* 2 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29/* 30 This file has been modified by Kevin Moore and Dan Nussbaum of the 31 Scalable Systems Research Group at Sun Microsystems Laboratories 32 (http://research.sun.com/scalable/) to support the Adaptive 33 Transactional Memory Test Platform (ATMTP). 34 35 Please send email to atmtp-interest@sun.com with feedback, questions, or 36 to request future announcements about ATMTP. 37 38 ---------------------------------------------------------------------- 39 40 File modification date: 2008-02-23 41 42 ---------------------------------------------------------------------- 43*/ 44 45/* 46 * Profiler.cc 47 * 48 * Description: See Profiler.hh 49 * 50 * $Id$ 51 * 52 */ 53 54#include "mem/ruby/profiler/Profiler.hh" 55#include "mem/ruby/profiler/AddressProfiler.hh" 56#include "mem/ruby/system/System.hh" 57#include "mem/ruby/network/Network.hh" 58#include "mem/gems_common/PrioHeap.hh" 59#include "mem/protocol/CacheMsg.hh" 60#include "mem/protocol/Protocol.hh" 61#include "mem/gems_common/util.hh" 62#include "mem/gems_common/Map.hh" 63#include "mem/ruby/common/Debug.hh" 64#include "mem/protocol/MachineType.hh" 65 66#include "mem/ruby/system/System.hh" 67 68// Allows use of times() library call, which determines virtual runtime 69#include <sys/times.h> 70 71extern std::ostream * debug_cout_ptr; 72 73static double process_memory_total(); 74static double process_memory_resident(); 75 76Profiler::Profiler(const Params *p) 77 : SimObject(p) 78{ 79 m_requestProfileMap_ptr = new Map<string, int>; 80 81 m_inst_profiler_ptr = NULL; 82 m_address_profiler_ptr = NULL; 83 84 m_real_time_start_time = time(NULL); // Not reset in clearStats() 85 m_stats_period = 1000000; // Default 86 m_periodic_output_file_ptr = &cerr; 87 88 m_hot_lines = p->hot_lines; 89 m_all_instructions = p->all_instructions; 90 91 m_num_of_sequencers = p->num_of_sequencers; 92 93 // 94 // Initialize the memory controller profiler structs 95 // 96 m_mc_profilers.setSize(p->mem_cntrl_count); 97 for (int mem_cntrl = 0; mem_cntrl < p->mem_cntrl_count; mem_cntrl++) { 98 m_mc_profilers[mem_cntrl] = new memory_control_profiler; 99 m_mc_profilers[mem_cntrl]->m_memReq = 0; 100 m_mc_profilers[mem_cntrl]->m_memBankBusy = 0; 101 m_mc_profilers[mem_cntrl]->m_memBusBusy = 0; 102 m_mc_profilers[mem_cntrl]->m_memReadWriteBusy = 0; 103 m_mc_profilers[mem_cntrl]->m_memDataBusBusy = 0; 104 m_mc_profilers[mem_cntrl]->m_memTfawBusy = 0; 105 m_mc_profilers[mem_cntrl]->m_memRefresh = 0; 106 m_mc_profilers[mem_cntrl]->m_memRead = 0; 107 m_mc_profilers[mem_cntrl]->m_memWrite = 0; 108 m_mc_profilers[mem_cntrl]->m_memWaitCycles = 0; 109 m_mc_profilers[mem_cntrl]->m_memInputQ = 0; 110 m_mc_profilers[mem_cntrl]->m_memBankQ = 0; 111 m_mc_profilers[mem_cntrl]->m_memArbWait = 0; 112 m_mc_profilers[mem_cntrl]->m_memRandBusy = 0; 113 m_mc_profilers[mem_cntrl]->m_memNotOld = 0; 114 115 m_mc_profilers[mem_cntrl]->m_banks_per_rank = p->banks_per_rank; 116 m_mc_profilers[mem_cntrl]->m_ranks_per_dimm = p->ranks_per_dimm; 117 m_mc_profilers[mem_cntrl]->m_dimms_per_channel = 118 p->dimms_per_channel; 119 120 int totalBanks = p->banks_per_rank * 121 p->ranks_per_dimm * 122 p->dimms_per_channel; 123 124 m_mc_profilers[mem_cntrl]->m_memBankCount.setSize(totalBanks); 125 } 126 127 m_hot_lines = false; 128 m_all_instructions = false; 129 130 m_address_profiler_ptr = new AddressProfiler(m_num_of_sequencers); 131 m_address_profiler_ptr -> setHotLines(m_hot_lines); 132 m_address_profiler_ptr -> setAllInstructions(m_all_instructions); 133 134 if (m_all_instructions) { 135 m_inst_profiler_ptr = new AddressProfiler(m_num_of_sequencers); 136 m_inst_profiler_ptr -> setHotLines(m_hot_lines); 137 m_inst_profiler_ptr -> setAllInstructions(m_all_instructions); 138 } 139} 140 141Profiler::~Profiler() 142{ 143 if (m_periodic_output_file_ptr != &cerr) { 144 delete m_periodic_output_file_ptr; 145 } 146 147 for (int mem_cntrl = 0; 148 mem_cntrl < m_mc_profilers.size(); 149 mem_cntrl++) { 150 delete m_mc_profilers[mem_cntrl]; 151 } 152 153 delete m_requestProfileMap_ptr; 154} 155 156void Profiler::wakeup() 157{ 158 // FIXME - avoid the repeated code 159 160 Vector<integer_t> perProcCycleCount; 161 perProcCycleCount.setSize(m_num_of_sequencers); 162 163 for(int i=0; i < m_num_of_sequencers; i++) { 164 perProcCycleCount[i] = g_system_ptr->getCycleCount(i) - m_cycles_executed_at_start[i] + 1; 165 // The +1 allows us to avoid division by zero 166 } 167 168 integer_t total_misses = m_perProcTotalMisses.sum(); 169 integer_t simics_cycles_executed = perProcCycleCount.sum(); 170 integer_t transactions_started = m_perProcStartTransaction.sum(); 171 integer_t transactions_ended = m_perProcEndTransaction.sum(); 172 173 (*m_periodic_output_file_ptr) << "ruby_cycles: " 174 << g_eventQueue_ptr->getTime()-m_ruby_start 175 << endl; 176 177 (*m_periodic_output_file_ptr) << "total_misses: " 178 << total_misses 179 << " " 180 << m_perProcTotalMisses 181 << endl; 182 183 (*m_periodic_output_file_ptr) << "simics_cycles_executed: " 184 << simics_cycles_executed 185 << " " 186 << perProcCycleCount 187 << endl; 188 189 (*m_periodic_output_file_ptr) << "transactions_started: " 190 << transactions_started 191 << " " 192 << m_perProcStartTransaction 193 << endl; 194 195 (*m_periodic_output_file_ptr) << "transactions_ended: " 196 << transactions_ended 197 << " " 198 << m_perProcEndTransaction 199 << endl; 200 201 (*m_periodic_output_file_ptr) << "mbytes_resident: " 202 << process_memory_resident() 203 << endl; 204 205 (*m_periodic_output_file_ptr) << "mbytes_total: " 206 << process_memory_total() 207 << endl; 208 209 if (process_memory_total() > 0) { 210 (*m_periodic_output_file_ptr) << "resident_ratio: " 211 << process_memory_resident()/process_memory_total() 212 << endl; 213 } 214 215 (*m_periodic_output_file_ptr) << "miss_latency: " 216 << m_allMissLatencyHistogram 217 << endl; 218 219 *m_periodic_output_file_ptr << endl; 220 221 if (m_all_instructions) { 222 m_inst_profiler_ptr->printStats(*m_periodic_output_file_ptr); 223 } 224 225 //g_system_ptr->getNetwork()->printStats(*m_periodic_output_file_ptr); 226 g_eventQueue_ptr->scheduleEvent(this, m_stats_period); 227} 228 229void Profiler::setPeriodicStatsFile(const string& filename) 230{ 231 cout << "Recording periodic statistics to file '" << filename << "' every " 232 << m_stats_period << " Ruby cycles" << endl; 233 234 if (m_periodic_output_file_ptr != &cerr) { 235 delete m_periodic_output_file_ptr; 236 } 237 238 m_periodic_output_file_ptr = new ofstream(filename.c_str()); 239 g_eventQueue_ptr->scheduleEvent(this, 1); 240} 241 242void Profiler::setPeriodicStatsInterval(integer_t period) 243{ 244 cout << "Recording periodic statistics every " << m_stats_period 245 << " Ruby cycles" << endl; 246 247 m_stats_period = period; 248 g_eventQueue_ptr->scheduleEvent(this, 1); 249} 250 251void Profiler::printConfig(ostream& out) const 252{ 253 out << endl; 254 out << "Profiler Configuration" << endl; 255 out << "----------------------" << endl; 256 out << "periodic_stats_period: " << m_stats_period << endl; 257} 258 259void Profiler::print(ostream& out) const 260{ 261 out << "[Profiler]"; 262} 263 264void Profiler::printStats(ostream& out, bool short_stats) 265{ 266 out << endl; 267 if (short_stats) { 268 out << "SHORT "; 269 } 270 out << "Profiler Stats" << endl; 271 out << "--------------" << endl; 272 273 time_t real_time_current = time(NULL); 274 double seconds = difftime(real_time_current, m_real_time_start_time); 275 double minutes = seconds/60.0; 276 double hours = minutes/60.0; 277 double days = hours/24.0; 278 Time ruby_cycles = g_eventQueue_ptr->getTime()-m_ruby_start; 279 280 if (!short_stats) { 281 out << "Elapsed_time_in_seconds: " << seconds << endl; 282 out << "Elapsed_time_in_minutes: " << minutes << endl; 283 out << "Elapsed_time_in_hours: " << hours << endl; 284 out << "Elapsed_time_in_days: " << days << endl; 285 out << endl; 286 } 287 288 // print the virtual runtimes as well 289 struct tms vtime; 290 times(&vtime); 291 seconds = (vtime.tms_utime + vtime.tms_stime) / 100.0; 292 minutes = seconds / 60.0; 293 hours = minutes / 60.0; 294 days = hours / 24.0; 295 out << "Virtual_time_in_seconds: " << seconds << endl; 296 out << "Virtual_time_in_minutes: " << minutes << endl; 297 out << "Virtual_time_in_hours: " << hours << endl; 298 out << "Virtual_time_in_days: " << days << endl; 299 out << endl; 300 301 out << "Ruby_current_time: " << g_eventQueue_ptr->getTime() << endl; 302 out << "Ruby_start_time: " << m_ruby_start << endl; 303 out << "Ruby_cycles: " << ruby_cycles << endl; 304 out << endl; 305 306 if (!short_stats) { 307 out << "mbytes_resident: " << process_memory_resident() << endl; 308 out << "mbytes_total: " << process_memory_total() << endl; 309 if (process_memory_total() > 0) { 310 out << "resident_ratio: " 311 << process_memory_resident()/process_memory_total() << endl; 312 } 313 out << endl; 314 315 } 316 317 Vector<integer_t> perProcCycleCount; 318 Vector<double> perProcCyclesPerTrans; 319 Vector<double> perProcMissesPerTrans; 320 321 322 perProcCycleCount.setSize(m_num_of_sequencers); 323 perProcCyclesPerTrans.setSize(m_num_of_sequencers); 324 perProcMissesPerTrans.setSize(m_num_of_sequencers); 325 326 for(int i=0; i < m_num_of_sequencers; i++) { 327 perProcCycleCount[i] = g_system_ptr->getCycleCount(i) - m_cycles_executed_at_start[i] + 1; 328 // The +1 allows us to avoid division by zero 329 330 int trans = m_perProcEndTransaction[i]; 331 if (trans == 0) { 332 perProcCyclesPerTrans[i] = 0; 333 perProcMissesPerTrans[i] = 0; 334 } else { 335 perProcCyclesPerTrans[i] = ruby_cycles / double(trans); 336 perProcMissesPerTrans[i] = m_perProcTotalMisses[i] / double(trans); 337 } 338 } 339 340 integer_t total_misses = m_perProcTotalMisses.sum(); 341 integer_t user_misses = m_perProcUserMisses.sum(); 342 integer_t supervisor_misses = m_perProcSupervisorMisses.sum(); 343 integer_t simics_cycles_executed = perProcCycleCount.sum(); 344 integer_t transactions_started = m_perProcStartTransaction.sum(); 345 integer_t transactions_ended = m_perProcEndTransaction.sum(); 346 347 double cycles_per_transaction = (transactions_ended != 0) ? (m_num_of_sequencers * double(ruby_cycles)) / double(transactions_ended) : 0; 348 double misses_per_transaction = (transactions_ended != 0) ? double(total_misses) / double(transactions_ended) : 0; 349 350 out << "Total_misses: " << total_misses << endl; 351 out << "total_misses: " << total_misses << " " << m_perProcTotalMisses << endl; 352 out << "user_misses: " << user_misses << " " << m_perProcUserMisses << endl; 353 out << "supervisor_misses: " << supervisor_misses << " " << m_perProcSupervisorMisses << endl; 354 out << endl; 355 out << "ruby_cycles_executed: " << simics_cycles_executed << " " << perProcCycleCount << endl; 356 out << endl; 357 out << "transactions_started: " << transactions_started << " " << m_perProcStartTransaction << endl; 358 out << "transactions_ended: " << transactions_ended << " " << m_perProcEndTransaction << endl; 359 out << "cycles_per_transaction: " << cycles_per_transaction << " " << perProcCyclesPerTrans << endl; 360 out << "misses_per_transaction: " << misses_per_transaction << " " << perProcMissesPerTrans << endl; 361 362 out << endl; 363 364 out << endl; 365 366 for (int mem_cntrl = 0; 367 mem_cntrl < m_mc_profilers.size(); 368 mem_cntrl++) { 369 uint64 m_memReq = m_mc_profilers[mem_cntrl]->m_memReq; 370 uint64 m_memRefresh = m_mc_profilers[mem_cntrl]->m_memRefresh; 371 uint64 m_memInputQ = m_mc_profilers[mem_cntrl]->m_memInputQ; 372 uint64 m_memBankQ = m_mc_profilers[mem_cntrl]->m_memBankQ; 373 uint64 m_memWaitCycles = m_mc_profilers[mem_cntrl]->m_memWaitCycles; 374 uint64 m_memRead = m_mc_profilers[mem_cntrl]->m_memRead; 375 uint64 m_memWrite = m_mc_profilers[mem_cntrl]->m_memWrite; 376 uint64 m_memBankBusy = m_mc_profilers[mem_cntrl]->m_memBankBusy; 377 uint64 m_memRandBusy = m_mc_profilers[mem_cntrl]->m_memRandBusy; 378 uint64 m_memNotOld = m_mc_profilers[mem_cntrl]->m_memNotOld; 379 uint64 m_memArbWait = m_mc_profilers[mem_cntrl]->m_memArbWait; 380 uint64 m_memBusBusy = m_mc_profilers[mem_cntrl]->m_memBusBusy; 381 uint64 m_memTfawBusy = m_mc_profilers[mem_cntrl]->m_memTfawBusy; 382 uint64 m_memReadWriteBusy = m_mc_profilers[mem_cntrl]->m_memReadWriteBusy; 383 uint64 m_memDataBusBusy = m_mc_profilers[mem_cntrl]->m_memDataBusBusy; 384 Vector<uint64> m_memBankCount = m_mc_profilers[mem_cntrl]->m_memBankCount; 385 386 if (m_memReq || m_memRefresh) { // if there's a memory controller at all 387 uint64 total_stalls = m_memInputQ + m_memBankQ + m_memWaitCycles; 388 double stallsPerReq = total_stalls * 1.0 / m_memReq; 389 out << "Memory control " << mem_cntrl << ":" << endl; 390 out << " memory_total_requests: " << m_memReq << endl; // does not include refreshes 391 out << " memory_reads: " << m_memRead << endl; 392 out << " memory_writes: " << m_memWrite << endl; 393 out << " memory_refreshes: " << m_memRefresh << endl; 394 out << " memory_total_request_delays: " << total_stalls << endl; 395 out << " memory_delays_per_request: " << stallsPerReq << endl; 396 out << " memory_delays_in_input_queue: " << m_memInputQ << endl; 397 out << " memory_delays_behind_head_of_bank_queue: " << m_memBankQ << endl; 398 out << " memory_delays_stalled_at_head_of_bank_queue: " << m_memWaitCycles << endl; 399 // Note: The following "memory stalls" entries are a breakdown of the 400 // cycles which already showed up in m_memWaitCycles. The order is 401 // significant; it is the priority of attributing the cycles. 402 // For example, bank_busy is before arbitration because if the bank was 403 // busy, we didn't even check arbitration. 404 // Note: "not old enough" means that since we grouped waiting heads-of-queues 405 // into batches to avoid starvation, a request in a newer batch 406 // didn't try to arbitrate yet because there are older requests waiting. 407 out << " memory_stalls_for_bank_busy: " << m_memBankBusy << endl; 408 out << " memory_stalls_for_random_busy: " << m_memRandBusy << endl; 409 out << " memory_stalls_for_anti_starvation: " << m_memNotOld << endl; 410 out << " memory_stalls_for_arbitration: " << m_memArbWait << endl; 411 out << " memory_stalls_for_bus: " << m_memBusBusy << endl; 412 out << " memory_stalls_for_tfaw: " << m_memTfawBusy << endl; 413 out << " memory_stalls_for_read_write_turnaround: " << m_memReadWriteBusy << endl; 414 out << " memory_stalls_for_read_read_turnaround: " << m_memDataBusBusy << endl; 415 out << " accesses_per_bank: "; 416 for (int bank=0; bank < m_memBankCount.size(); bank++) { 417 out << m_memBankCount[bank] << " "; 418 //if ((bank % 8) == 7) out << " " << endl; 419 } 420 out << endl; 421 out << endl; 422 } 423 } 424 if (!short_stats) { 425 out << "Busy Controller Counts:" << endl; 426 for(int i=0; i < MachineType_NUM; i++) { 427 for(int j=0; j < MachineType_base_count((MachineType)i); j++) { 428 MachineID machID; 429 machID.type = (MachineType)i; 430 machID.num = j; 431 out << machID << ":" << m_busyControllerCount[i][j] << " "; 432 if ((j+1)%8 == 0) { 433 out << endl; 434 } 435 } 436 out << endl; 437 } 438 out << endl; 439 440 out << "Busy Bank Count:" << m_busyBankCount << endl; 441 out << endl; 442 443 out << "sequencer_requests_outstanding: " << m_sequencer_requests << endl; 444 out << endl; 445 } 446 447 if (!short_stats) { 448 out << "All Non-Zero Cycle Demand Cache Accesses" << endl; 449 out << "----------------------------------------" << endl; 450 out << "miss_latency: " << m_allMissLatencyHistogram << endl; 451 for(int i=0; i<m_missLatencyHistograms.size(); i++) { 452 if (m_missLatencyHistograms[i].size() > 0) { 453 out << "miss_latency_" << RubyRequestType(i) << ": " << m_missLatencyHistograms[i] << endl; 454 } 455 } 456 for(int i=0; i<m_machLatencyHistograms.size(); i++) { 457 if (m_machLatencyHistograms[i].size() > 0) { 458 out << "miss_latency_" << GenericMachineType(i) << ": " << m_machLatencyHistograms[i] << endl; 459 } 460 } 461 462 out << endl; 463 464 out << "All Non-Zero Cycle SW Prefetch Requests" << endl; 465 out << "------------------------------------" << endl; 466 out << "prefetch_latency: " << m_allSWPrefetchLatencyHistogram << endl; 467 for(int i=0; i<m_SWPrefetchLatencyHistograms.size(); i++) { 468 if (m_SWPrefetchLatencyHistograms[i].size() > 0) { 469 out << "prefetch_latency_" << CacheRequestType(i) << ": " << m_SWPrefetchLatencyHistograms[i] << endl; 470 } 471 } 472 for(int i=0; i<m_SWPrefetchMachLatencyHistograms.size(); i++) { 473 if (m_SWPrefetchMachLatencyHistograms[i].size() > 0) { 474 out << "prefetch_latency_" << GenericMachineType(i) << ": " << m_SWPrefetchMachLatencyHistograms[i] << endl; 475 } 476 } 477 out << "prefetch_latency_L2Miss:" << m_SWPrefetchL2MissLatencyHistogram << endl; 478 479 if (m_all_sharing_histogram.size() > 0) { 480 out << "all_sharing: " << m_all_sharing_histogram << endl; 481 out << "read_sharing: " << m_read_sharing_histogram << endl; 482 out << "write_sharing: " << m_write_sharing_histogram << endl; 483 484 out << "all_sharing_percent: "; m_all_sharing_histogram.printPercent(out); out << endl; 485 out << "read_sharing_percent: "; m_read_sharing_histogram.printPercent(out); out << endl; 486 out << "write_sharing_percent: "; m_write_sharing_histogram.printPercent(out); out << endl; 487 488 int64 total_miss = m_cache_to_cache + m_memory_to_cache; 489 out << "all_misses: " << total_miss << endl; 490 out << "cache_to_cache_misses: " << m_cache_to_cache << endl; 491 out << "memory_to_cache_misses: " << m_memory_to_cache << endl; 492 out << "cache_to_cache_percent: " << 100.0 * (double(m_cache_to_cache) / double(total_miss)) << endl; 493 out << "memory_to_cache_percent: " << 100.0 * (double(m_memory_to_cache) / double(total_miss)) << endl; 494 out << endl; 495 } 496 497 if (m_outstanding_requests.size() > 0) { 498 out << "outstanding_requests: "; m_outstanding_requests.printPercent(out); out << endl; 499 out << endl; 500 } 501 } 502 503 if (!short_stats) { 504 out << "Request vs. RubySystem State Profile" << endl; 505 out << "--------------------------------" << endl; 506 out << endl; 507 508 Vector<string> requestProfileKeys = m_requestProfileMap_ptr->keys(); 509 requestProfileKeys.sortVector(); 510 511 for(int i=0; i<requestProfileKeys.size(); i++) { 512 int temp_int = m_requestProfileMap_ptr->lookup(requestProfileKeys[i]); 513 double percent = (100.0*double(temp_int))/double(m_requests); 514 while (requestProfileKeys[i] != "") { 515 out << setw(10) << string_split(requestProfileKeys[i], ':'); 516 } 517 out << setw(11) << temp_int; 518 out << setw(14) << percent << endl; 519 } 520 out << endl; 521 522 out << "filter_action: " << m_filter_action_histogram << endl; 523 524 if (!m_all_instructions) { 525 m_address_profiler_ptr->printStats(out); 526 } 527 528 if (m_all_instructions) { 529 m_inst_profiler_ptr->printStats(out); 530 } 531 532 out << endl; 533 out << "Message Delayed Cycles" << endl; 534 out << "----------------------" << endl; 535 out << "Total_delay_cycles: " << m_delayedCyclesHistogram << endl; 536 out << "Total_nonPF_delay_cycles: " << m_delayedCyclesNonPFHistogram << endl; 537 for (int i = 0; i < m_delayedCyclesVCHistograms.size(); i++) { 538 out << " virtual_network_" << i << "_delay_cycles: " << m_delayedCyclesVCHistograms[i] << endl; 539 } 540 541 printResourceUsage(out); 542 } 543 544} 545 546void Profiler::printResourceUsage(ostream& out) const 547{ 548 out << endl; 549 out << "Resource Usage" << endl; 550 out << "--------------" << endl; 551 552 integer_t pagesize = getpagesize(); // page size in bytes 553 out << "page_size: " << pagesize << endl; 554 555 rusage usage; 556 getrusage (RUSAGE_SELF, &usage); 557 558 out << "user_time: " << usage.ru_utime.tv_sec << endl; 559 out << "system_time: " << usage.ru_stime.tv_sec << endl; 560 out << "page_reclaims: " << usage.ru_minflt << endl; 561 out << "page_faults: " << usage.ru_majflt << endl; 562 out << "swaps: " << usage.ru_nswap << endl; 563 out << "block_inputs: " << usage.ru_inblock << endl; 564 out << "block_outputs: " << usage.ru_oublock << endl; 565} 566 567void Profiler::clearStats() 568{ 569 m_ruby_start = g_eventQueue_ptr->getTime(); 570 571 m_cycles_executed_at_start.setSize(m_num_of_sequencers); 572 for (int i=0; i < m_num_of_sequencers; i++) { 573 if (g_system_ptr == NULL) { 574 m_cycles_executed_at_start[i] = 0; 575 } else { 576 m_cycles_executed_at_start[i] = g_system_ptr->getCycleCount(i); 577 } 578 } 579 580 m_perProcTotalMisses.setSize(m_num_of_sequencers); 581 m_perProcUserMisses.setSize(m_num_of_sequencers); 582 m_perProcSupervisorMisses.setSize(m_num_of_sequencers); 583 m_perProcStartTransaction.setSize(m_num_of_sequencers); 584 m_perProcEndTransaction.setSize(m_num_of_sequencers); 585 586 for(int i=0; i < m_num_of_sequencers; i++) { 587 m_perProcTotalMisses[i] = 0; 588 m_perProcUserMisses[i] = 0; 589 m_perProcSupervisorMisses[i] = 0; 590 m_perProcStartTransaction[i] = 0; 591 m_perProcEndTransaction[i] = 0; 592 } 593 594 m_busyControllerCount.setSize(MachineType_NUM); // all machines 595 for(int i=0; i < MachineType_NUM; i++) { 596 m_busyControllerCount[i].setSize(MachineType_base_count((MachineType)i)); 597 for(int j=0; j < MachineType_base_count((MachineType)i); j++) { 598 m_busyControllerCount[i][j] = 0; 599 } 600 } 601 m_busyBankCount = 0; 602 603 m_delayedCyclesHistogram.clear(); 604 m_delayedCyclesNonPFHistogram.clear(); 605 m_delayedCyclesVCHistograms.setSize(RubySystem::getNetwork()->getNumberOfVirtualNetworks()); 606 for (int i = 0; i < RubySystem::getNetwork()->getNumberOfVirtualNetworks(); i++) { 607 m_delayedCyclesVCHistograms[i].clear(); 608 } 609 610 m_missLatencyHistograms.setSize(RubyRequestType_NUM); 611 for(int i=0; i<m_missLatencyHistograms.size(); i++) { 612 m_missLatencyHistograms[i].clear(200); 613 } 614 m_machLatencyHistograms.setSize(GenericMachineType_NUM+1); 615 for(int i=0; i<m_machLatencyHistograms.size(); i++) { 616 m_machLatencyHistograms[i].clear(200); 617 } 618 m_allMissLatencyHistogram.clear(200); 619 620 m_SWPrefetchLatencyHistograms.setSize(CacheRequestType_NUM); 621 for(int i=0; i<m_SWPrefetchLatencyHistograms.size(); i++) { 622 m_SWPrefetchLatencyHistograms[i].clear(200); 623 } 624 m_SWPrefetchMachLatencyHistograms.setSize(GenericMachineType_NUM+1); 625 for(int i=0; i<m_SWPrefetchMachLatencyHistograms.size(); i++) { 626 m_SWPrefetchMachLatencyHistograms[i].clear(200); 627 } 628 m_allSWPrefetchLatencyHistogram.clear(200); 629 630 m_sequencer_requests.clear(); 631 m_read_sharing_histogram.clear(); 632 m_write_sharing_histogram.clear(); 633 m_all_sharing_histogram.clear(); 634 m_cache_to_cache = 0; 635 m_memory_to_cache = 0; 636 637 // clear HashMaps 638 m_requestProfileMap_ptr->clear(); 639 640 // count requests profiled 641 m_requests = 0; 642 643 m_outstanding_requests.clear(); 644 m_outstanding_persistent_requests.clear(); 645 646//added by SS 647 vector<string>::iterator it; 648 649 for (int mem_cntrl = 0; 650 mem_cntrl < m_mc_profilers.size(); 651 mem_cntrl++) { 652 m_mc_profilers[mem_cntrl]->m_memReq = 0; 653 m_mc_profilers[mem_cntrl]->m_memBankBusy = 0; 654 m_mc_profilers[mem_cntrl]->m_memBusBusy = 0; 655 m_mc_profilers[mem_cntrl]->m_memTfawBusy = 0; 656 m_mc_profilers[mem_cntrl]->m_memReadWriteBusy = 0; 657 m_mc_profilers[mem_cntrl]->m_memDataBusBusy = 0; 658 m_mc_profilers[mem_cntrl]->m_memRefresh = 0; 659 m_mc_profilers[mem_cntrl]->m_memRead = 0; 660 m_mc_profilers[mem_cntrl]->m_memWrite = 0; 661 m_mc_profilers[mem_cntrl]->m_memWaitCycles = 0; 662 m_mc_profilers[mem_cntrl]->m_memInputQ = 0; 663 m_mc_profilers[mem_cntrl]->m_memBankQ = 0; 664 m_mc_profilers[mem_cntrl]->m_memArbWait = 0; 665 m_mc_profilers[mem_cntrl]->m_memRandBusy = 0; 666 m_mc_profilers[mem_cntrl]->m_memNotOld = 0; 667 668 for (int bank=0; 669 bank < m_mc_profilers[mem_cntrl]->m_memBankCount.size(); 670 bank++) { 671 m_mc_profilers[mem_cntrl]->m_memBankCount[bank] = 0; 672 } 673 } 674 // Flush the prefetches through the system - used so that there are no outstanding requests after stats are cleared 675 //g_eventQueue_ptr->triggerAllEvents(); 676 677 // update the start time 678 m_ruby_start = g_eventQueue_ptr->getTime(); 679} 680 681void Profiler::addAddressTraceSample(const CacheMsg& msg, NodeID id) 682{ 683 if (msg.getType() != CacheRequestType_IFETCH) { 684 685 // Note: The following line should be commented out if you want to 686 // use the special profiling that is part of the GS320 protocol 687 688 // NOTE: Unless PROFILE_HOT_LINES is enabled, nothing will be profiled by the AddressProfiler 689 m_address_profiler_ptr->addTraceSample(msg.getLineAddress(), msg.getProgramCounter(), msg.getType(), msg.getAccessMode(), id, false); 690 } 691} 692 693void Profiler::profileSharing(const Address& addr, AccessType type, NodeID requestor, const Set& sharers, const Set& owner) 694{ 695 Set set_contacted(owner); 696 if (type == AccessType_Write) { 697 set_contacted.addSet(sharers); 698 } 699 set_contacted.remove(requestor); 700 int number_contacted = set_contacted.count(); 701 702 if (type == AccessType_Write) { 703 m_write_sharing_histogram.add(number_contacted); 704 } else { 705 m_read_sharing_histogram.add(number_contacted); 706 } 707 m_all_sharing_histogram.add(number_contacted); 708 709 if (number_contacted == 0) { 710 m_memory_to_cache++; 711 } else { 712 m_cache_to_cache++; 713 } 714 715} 716 717void Profiler::profileMsgDelay(int virtualNetwork, int delayCycles) { 718 assert(virtualNetwork < m_delayedCyclesVCHistograms.size()); 719 m_delayedCyclesHistogram.add(delayCycles); 720 m_delayedCyclesVCHistograms[virtualNetwork].add(delayCycles); 721 if (virtualNetwork != 0) { 722 m_delayedCyclesNonPFHistogram.add(delayCycles); 723 } 724} 725 726// profiles original cache requests including PUTs 727void Profiler::profileRequest(const string& requestStr) 728{ 729 m_requests++; 730 731 if (m_requestProfileMap_ptr->exist(requestStr)) { 732 (m_requestProfileMap_ptr->lookup(requestStr))++; 733 } else { 734 m_requestProfileMap_ptr->add(requestStr, 1); 735 } 736} 737 738void Profiler::startTransaction(int cpu) 739{ 740 m_perProcStartTransaction[cpu]++; 741} 742 743void Profiler::endTransaction(int cpu) 744{ 745 m_perProcEndTransaction[cpu]++; 746} 747 748void Profiler::controllerBusy(MachineID machID) 749{ 750 m_busyControllerCount[(int)machID.type][(int)machID.num]++; 751} 752 753void Profiler::profilePFWait(Time waitTime) 754{ 755 m_prefetchWaitHistogram.add(waitTime); 756} 757 758void Profiler::bankBusy() 759{ 760 m_busyBankCount++; 761} 762 763// non-zero cycle demand request 764void Profiler::missLatency(Time t, RubyRequestType type) 765{ 766 m_allMissLatencyHistogram.add(t); 767 m_missLatencyHistograms[type].add(t); 768} 769 770// non-zero cycle prefetch request 771void Profiler::swPrefetchLatency(Time t, CacheRequestType type, GenericMachineType respondingMach) 772{ 773 m_allSWPrefetchLatencyHistogram.add(t); 774 m_SWPrefetchLatencyHistograms[type].add(t); 775 m_SWPrefetchMachLatencyHistograms[respondingMach].add(t); 776 if(respondingMach == GenericMachineType_Directory || respondingMach == GenericMachineType_NUM) { 777 m_SWPrefetchL2MissLatencyHistogram.add(t); 778 } 779} 780 781void Profiler::profileTransition(const string& component, NodeID version, Address addr, 782 const string& state, const string& event, 783 const string& next_state, const string& note) 784{ 785 const int EVENT_SPACES = 20; 786 const int ID_SPACES = 3; 787 const int TIME_SPACES = 7; 788 const int COMP_SPACES = 10; 789 const int STATE_SPACES = 6; 790 791 if ((g_debug_ptr->getDebugTime() > 0) && 792 (g_eventQueue_ptr->getTime() >= g_debug_ptr->getDebugTime())) { 793 (* debug_cout_ptr).flags(ios::right); 794 (* debug_cout_ptr) << setw(TIME_SPACES) << g_eventQueue_ptr->getTime() << " "; 795 (* debug_cout_ptr) << setw(ID_SPACES) << version << " "; 796 (* debug_cout_ptr) << setw(COMP_SPACES) << component; 797 (* debug_cout_ptr) << setw(EVENT_SPACES) << event << " "; 798 799 (* debug_cout_ptr).flags(ios::right); 800 (* debug_cout_ptr) << setw(STATE_SPACES) << state; 801 (* debug_cout_ptr) << ">"; 802 (* debug_cout_ptr).flags(ios::left); 803 (* debug_cout_ptr) << setw(STATE_SPACES) << next_state; 804 805 (* debug_cout_ptr) << " " << addr << " " << note; 806 807 (* debug_cout_ptr) << endl; 808 } 809} 810 811// Helper function 812static double process_memory_total() 813{ 814 const double MULTIPLIER = 4096.0/(1024.0*1024.0); // 4kB page size, 1024*1024 bytes per MB, 815 ifstream proc_file; 816 proc_file.open("/proc/self/statm"); 817 int total_size_in_pages = 0; 818 int res_size_in_pages = 0; 819 proc_file >> total_size_in_pages; 820 proc_file >> res_size_in_pages; 821 return double(total_size_in_pages)*MULTIPLIER; // size in megabytes 822} 823 824static double process_memory_resident() 825{ 826 const double MULTIPLIER = 4096.0/(1024.0*1024.0); // 4kB page size, 1024*1024 bytes per MB, 827 ifstream proc_file; 828 proc_file.open("/proc/self/statm"); 829 int total_size_in_pages = 0; 830 int res_size_in_pages = 0; 831 proc_file >> total_size_in_pages; 832 proc_file >> res_size_in_pages; 833 return double(res_size_in_pages)*MULTIPLIER; // size in megabytes 834} 835 836void Profiler::rubyWatch(int id){ 837 //int rn_g1 = 0;//SIMICS_get_register_number(id, "g1"); 838 uint64 tr = 0;//SIMICS_read_register(id, rn_g1); 839 Address watch_address = Address(tr); 840 const int ID_SPACES = 3; 841 const int TIME_SPACES = 7; 842 843 (* debug_cout_ptr).flags(ios::right); 844 (* debug_cout_ptr) << setw(TIME_SPACES) << g_eventQueue_ptr->getTime() << " "; 845 (* debug_cout_ptr) << setw(ID_SPACES) << id << " " 846 << "RUBY WATCH " 847 << watch_address 848 << endl; 849 850 if(!m_watch_address_list_ptr->exist(watch_address)){ 851 m_watch_address_list_ptr->add(watch_address, 1); 852 } 853} 854 855bool Profiler::watchAddress(Address addr){ 856 if (m_watch_address_list_ptr->exist(addr)) 857 return true; 858 else 859 return false; 860} 861 862int64 Profiler::getTotalTransactionsExecuted() const { 863 return m_perProcEndTransaction.sum(); 864} 865 866// For MemoryControl: 867void Profiler::profileMemReq(int mem_cntrl, int bank) { 868 m_mc_profilers[mem_cntrl]->m_memReq++; 869 m_mc_profilers[mem_cntrl]->m_memBankCount[bank]++; 870} 871 872void Profiler::profileMemBankBusy(int mem_cntrl) { 873 m_mc_profilers[mem_cntrl]->m_memBankBusy++; 874} 875 876void Profiler::profileMemBusBusy(int mem_cntrl) { 877 m_mc_profilers[mem_cntrl]->m_memBusBusy++; 878} 879 880void Profiler::profileMemReadWriteBusy(int mem_cntrl) { 881 m_mc_profilers[mem_cntrl]->m_memReadWriteBusy++; 882} 883 884void Profiler::profileMemDataBusBusy(int mem_cntrl) { 885 m_mc_profilers[mem_cntrl]->m_memDataBusBusy++; 886} 887 888void Profiler::profileMemTfawBusy(int mem_cntrl) { 889 m_mc_profilers[mem_cntrl]->m_memTfawBusy++; 890} 891 892void Profiler::profileMemRefresh(int mem_cntrl) { 893 m_mc_profilers[mem_cntrl]->m_memRefresh++; 894} 895 896void Profiler::profileMemRead(int mem_cntrl) { 897 m_mc_profilers[mem_cntrl]->m_memRead++; 898} 899 900void Profiler::profileMemWrite(int mem_cntrl) { 901 m_mc_profilers[mem_cntrl]->m_memWrite++; 902} 903 904void Profiler::profileMemWaitCycles(int mem_cntrl, int cycles) { 905 m_mc_profilers[mem_cntrl]->m_memWaitCycles += cycles; 906} 907 908void Profiler::profileMemInputQ(int mem_cntrl, int cycles) { 909 m_mc_profilers[mem_cntrl]->m_memInputQ += cycles; 910} 911 912void Profiler::profileMemBankQ(int mem_cntrl, int cycles) { 913 m_mc_profilers[mem_cntrl]->m_memBankQ += cycles; 914} 915 916void Profiler::profileMemArbWait(int mem_cntrl, int cycles) { 917 m_mc_profilers[mem_cntrl]->m_memArbWait += cycles; 918} 919 920void Profiler::profileMemRandBusy(int mem_cntrl) { 921 m_mc_profilers[mem_cntrl]->m_memRandBusy++; 922} 923 924void Profiler::profileMemNotOld(int mem_cntrl) { 925 m_mc_profilers[mem_cntrl]->m_memNotOld++; 926} 927 928 929Profiler * 930RubyProfilerParams::create() 931{ 932 return new Profiler(this); 933} 934