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// Allows use of times() library call, which determines virtual runtime
46#include <sys/resource.h>
47#include <sys/times.h>
48
49#include "mem/gems_common/Map.hh"
50#include "mem/gems_common/PrioHeap.hh"
51#include "mem/gems_common/util.hh"
52#include "mem/protocol/CacheMsg.hh"
53#include "mem/protocol/MachineType.hh"
54#include "mem/protocol/Protocol.hh"
55#include "mem/ruby/common/Debug.hh"
56#include "mem/ruby/network/Network.hh"
57#include "mem/ruby/profiler/AddressProfiler.hh"
58#include "mem/ruby/profiler/Profiler.hh"
59#include "mem/ruby/system/System.hh"
60#include "mem/ruby/system/System.hh"
61
62extern std::ostream* debug_cout_ptr;
63
64static double process_memory_total();
65static double process_memory_resident();
66
67Profiler::Profiler(const Params *p)
68 : SimObject(p)
69{
70 m_requestProfileMap_ptr = new Map<string, int>;
71
72 m_inst_profiler_ptr = NULL;
73 m_address_profiler_ptr = NULL;
74
75 m_real_time_start_time = time(NULL); // Not reset in clearStats()
76 m_stats_period = 1000000; // Default
77 m_periodic_output_file_ptr = &cerr;
78
79 m_hot_lines = p->hot_lines;
80 m_all_instructions = p->all_instructions;
81
82 m_num_of_sequencers = p->num_of_sequencers;
83
84 m_hot_lines = false;
85 m_all_instructions = false;
86
87 m_address_profiler_ptr = new AddressProfiler(m_num_of_sequencers);
88 m_address_profiler_ptr->setHotLines(m_hot_lines);
89 m_address_profiler_ptr->setAllInstructions(m_all_instructions);
90
91 if (m_all_instructions) {
92 m_inst_profiler_ptr = new AddressProfiler(m_num_of_sequencers);
93 m_inst_profiler_ptr->setHotLines(m_hot_lines);
94 m_inst_profiler_ptr->setAllInstructions(m_all_instructions);
95 }
96}
97
98Profiler::~Profiler()
99{
100 if (m_periodic_output_file_ptr != &cerr) {
101 delete m_periodic_output_file_ptr;
102 }
103
104 delete m_requestProfileMap_ptr;
105}
106
107void
108Profiler::wakeup()
109{
110 // FIXME - avoid the repeated code
111
112 Vector<integer_t> perProcCycleCount;
113 perProcCycleCount.setSize(m_num_of_sequencers);
114
115 for (int i = 0; i < m_num_of_sequencers; i++) {
116 perProcCycleCount[i] =
117 g_system_ptr->getCycleCount(i) - m_cycles_executed_at_start[i] + 1;
118 // The +1 allows us to avoid division by zero
119 }
120
121 ostream &out = *m_periodic_output_file_ptr;
122
123 out << "ruby_cycles: " << g_eventQueue_ptr->getTime()-m_ruby_start << endl
124 << "mbytes_resident: " << process_memory_resident() << endl
125 << "mbytes_total: " << process_memory_total() << endl;
126
127 if (process_memory_total() > 0) {
| 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// Allows use of times() library call, which determines virtual runtime
46#include <sys/resource.h>
47#include <sys/times.h>
48
49#include "mem/gems_common/Map.hh"
50#include "mem/gems_common/PrioHeap.hh"
51#include "mem/gems_common/util.hh"
52#include "mem/protocol/CacheMsg.hh"
53#include "mem/protocol/MachineType.hh"
54#include "mem/protocol/Protocol.hh"
55#include "mem/ruby/common/Debug.hh"
56#include "mem/ruby/network/Network.hh"
57#include "mem/ruby/profiler/AddressProfiler.hh"
58#include "mem/ruby/profiler/Profiler.hh"
59#include "mem/ruby/system/System.hh"
60#include "mem/ruby/system/System.hh"
61
62extern std::ostream* debug_cout_ptr;
63
64static double process_memory_total();
65static double process_memory_resident();
66
67Profiler::Profiler(const Params *p)
68 : SimObject(p)
69{
70 m_requestProfileMap_ptr = new Map<string, int>;
71
72 m_inst_profiler_ptr = NULL;
73 m_address_profiler_ptr = NULL;
74
75 m_real_time_start_time = time(NULL); // Not reset in clearStats()
76 m_stats_period = 1000000; // Default
77 m_periodic_output_file_ptr = &cerr;
78
79 m_hot_lines = p->hot_lines;
80 m_all_instructions = p->all_instructions;
81
82 m_num_of_sequencers = p->num_of_sequencers;
83
84 m_hot_lines = false;
85 m_all_instructions = false;
86
87 m_address_profiler_ptr = new AddressProfiler(m_num_of_sequencers);
88 m_address_profiler_ptr->setHotLines(m_hot_lines);
89 m_address_profiler_ptr->setAllInstructions(m_all_instructions);
90
91 if (m_all_instructions) {
92 m_inst_profiler_ptr = new AddressProfiler(m_num_of_sequencers);
93 m_inst_profiler_ptr->setHotLines(m_hot_lines);
94 m_inst_profiler_ptr->setAllInstructions(m_all_instructions);
95 }
96}
97
98Profiler::~Profiler()
99{
100 if (m_periodic_output_file_ptr != &cerr) {
101 delete m_periodic_output_file_ptr;
102 }
103
104 delete m_requestProfileMap_ptr;
105}
106
107void
108Profiler::wakeup()
109{
110 // FIXME - avoid the repeated code
111
112 Vector<integer_t> perProcCycleCount;
113 perProcCycleCount.setSize(m_num_of_sequencers);
114
115 for (int i = 0; i < m_num_of_sequencers; i++) {
116 perProcCycleCount[i] =
117 g_system_ptr->getCycleCount(i) - m_cycles_executed_at_start[i] + 1;
118 // The +1 allows us to avoid division by zero
119 }
120
121 ostream &out = *m_periodic_output_file_ptr;
122
123 out << "ruby_cycles: " << g_eventQueue_ptr->getTime()-m_ruby_start << endl
124 << "mbytes_resident: " << process_memory_resident() << endl
125 << "mbytes_total: " << process_memory_total() << endl;
126
127 if (process_memory_total() > 0) {
|
128 out << "resident_ratio: "
| 128 out << "resident_ratio: "
|
129 << process_memory_resident() / process_memory_total() << endl;
130 }
131
132 out << "miss_latency: " << m_allMissLatencyHistogram << endl;
133
134 out << endl;
135
136 if (m_all_instructions) {
137 m_inst_profiler_ptr->printStats(out);
138 }
139
140 //g_system_ptr->getNetwork()->printStats(out);
141 g_eventQueue_ptr->scheduleEvent(this, m_stats_period);
142}
143
144void
145Profiler::setPeriodicStatsFile(const string& filename)
146{
147 cout << "Recording periodic statistics to file '" << filename << "' every "
148 << m_stats_period << " Ruby cycles" << endl;
149
150 if (m_periodic_output_file_ptr != &cerr) {
151 delete m_periodic_output_file_ptr;
152 }
153
154 m_periodic_output_file_ptr = new ofstream(filename.c_str());
155 g_eventQueue_ptr->scheduleEvent(this, 1);
156}
157
158void
159Profiler::setPeriodicStatsInterval(integer_t period)
160{
| 129 << process_memory_resident() / process_memory_total() << endl;
130 }
131
132 out << "miss_latency: " << m_allMissLatencyHistogram << endl;
133
134 out << endl;
135
136 if (m_all_instructions) {
137 m_inst_profiler_ptr->printStats(out);
138 }
139
140 //g_system_ptr->getNetwork()->printStats(out);
141 g_eventQueue_ptr->scheduleEvent(this, m_stats_period);
142}
143
144void
145Profiler::setPeriodicStatsFile(const string& filename)
146{
147 cout << "Recording periodic statistics to file '" << filename << "' every "
148 << m_stats_period << " Ruby cycles" << endl;
149
150 if (m_periodic_output_file_ptr != &cerr) {
151 delete m_periodic_output_file_ptr;
152 }
153
154 m_periodic_output_file_ptr = new ofstream(filename.c_str());
155 g_eventQueue_ptr->scheduleEvent(this, 1);
156}
157
158void
159Profiler::setPeriodicStatsInterval(integer_t period)
160{
|
161 cout << "Recording periodic statistics every " << m_stats_period
| 161 cout << "Recording periodic statistics every " << m_stats_period
|
162 << " Ruby cycles" << endl;
163
164 m_stats_period = period;
165 g_eventQueue_ptr->scheduleEvent(this, 1);
166}
167
168void
169Profiler::printConfig(ostream& out) const
170{
171 out << endl;
172 out << "Profiler Configuration" << endl;
173 out << "----------------------" << endl;
174 out << "periodic_stats_period: " << m_stats_period << endl;
175}
176
177void
178Profiler::print(ostream& out) const
179{
180 out << "[Profiler]";
181}
182
183void
184Profiler::printStats(ostream& out, bool short_stats)
185{
186 out << endl;
187 if (short_stats) {
188 out << "SHORT ";
189 }
190 out << "Profiler Stats" << endl;
191 out << "--------------" << endl;
192
193 time_t real_time_current = time(NULL);
194 double seconds = difftime(real_time_current, m_real_time_start_time);
195 double minutes = seconds / 60.0;
196 double hours = minutes / 60.0;
197 double days = hours / 24.0;
198 Time ruby_cycles = g_eventQueue_ptr->getTime()-m_ruby_start;
199
200 if (!short_stats) {
201 out << "Elapsed_time_in_seconds: " << seconds << endl;
202 out << "Elapsed_time_in_minutes: " << minutes << endl;
203 out << "Elapsed_time_in_hours: " << hours << endl;
204 out << "Elapsed_time_in_days: " << days << endl;
205 out << endl;
206 }
207
208 // print the virtual runtimes as well
209 struct tms vtime;
210 times(&vtime);
211 seconds = (vtime.tms_utime + vtime.tms_stime) / 100.0;
212 minutes = seconds / 60.0;
213 hours = minutes / 60.0;
214 days = hours / 24.0;
215 out << "Virtual_time_in_seconds: " << seconds << endl;
216 out << "Virtual_time_in_minutes: " << minutes << endl;
217 out << "Virtual_time_in_hours: " << hours << endl;
218 out << "Virtual_time_in_days: " << days << endl;
219 out << endl;
220
221 out << "Ruby_current_time: " << g_eventQueue_ptr->getTime() << endl;
222 out << "Ruby_start_time: " << m_ruby_start << endl;
223 out << "Ruby_cycles: " << ruby_cycles << endl;
224 out << endl;
225
226 if (!short_stats) {
227 out << "mbytes_resident: " << process_memory_resident() << endl;
228 out << "mbytes_total: " << process_memory_total() << endl;
229 if (process_memory_total() > 0) {
| 162 << " Ruby cycles" << endl;
163
164 m_stats_period = period;
165 g_eventQueue_ptr->scheduleEvent(this, 1);
166}
167
168void
169Profiler::printConfig(ostream& out) const
170{
171 out << endl;
172 out << "Profiler Configuration" << endl;
173 out << "----------------------" << endl;
174 out << "periodic_stats_period: " << m_stats_period << endl;
175}
176
177void
178Profiler::print(ostream& out) const
179{
180 out << "[Profiler]";
181}
182
183void
184Profiler::printStats(ostream& out, bool short_stats)
185{
186 out << endl;
187 if (short_stats) {
188 out << "SHORT ";
189 }
190 out << "Profiler Stats" << endl;
191 out << "--------------" << endl;
192
193 time_t real_time_current = time(NULL);
194 double seconds = difftime(real_time_current, m_real_time_start_time);
195 double minutes = seconds / 60.0;
196 double hours = minutes / 60.0;
197 double days = hours / 24.0;
198 Time ruby_cycles = g_eventQueue_ptr->getTime()-m_ruby_start;
199
200 if (!short_stats) {
201 out << "Elapsed_time_in_seconds: " << seconds << endl;
202 out << "Elapsed_time_in_minutes: " << minutes << endl;
203 out << "Elapsed_time_in_hours: " << hours << endl;
204 out << "Elapsed_time_in_days: " << days << endl;
205 out << endl;
206 }
207
208 // print the virtual runtimes as well
209 struct tms vtime;
210 times(&vtime);
211 seconds = (vtime.tms_utime + vtime.tms_stime) / 100.0;
212 minutes = seconds / 60.0;
213 hours = minutes / 60.0;
214 days = hours / 24.0;
215 out << "Virtual_time_in_seconds: " << seconds << endl;
216 out << "Virtual_time_in_minutes: " << minutes << endl;
217 out << "Virtual_time_in_hours: " << hours << endl;
218 out << "Virtual_time_in_days: " << days << endl;
219 out << endl;
220
221 out << "Ruby_current_time: " << g_eventQueue_ptr->getTime() << endl;
222 out << "Ruby_start_time: " << m_ruby_start << endl;
223 out << "Ruby_cycles: " << ruby_cycles << endl;
224 out << endl;
225
226 if (!short_stats) {
227 out << "mbytes_resident: " << process_memory_resident() << endl;
228 out << "mbytes_total: " << process_memory_total() << endl;
229 if (process_memory_total() > 0) {
|
230 out << "resident_ratio: "
| 230 out << "resident_ratio: "
|
231 << process_memory_resident()/process_memory_total() << endl;
232 }
233 out << endl;
234 }
235
236 Vector<integer_t> perProcCycleCount;
237 perProcCycleCount.setSize(m_num_of_sequencers);
238
239 for (int i = 0; i < m_num_of_sequencers; i++) {
240 perProcCycleCount[i] =
241 g_system_ptr->getCycleCount(i) - m_cycles_executed_at_start[i] + 1;
242 // The +1 allows us to avoid division by zero
243 }
244
245 out << "ruby_cycles_executed: " << perProcCycleCount << endl;
246
247 out << endl;
248
249 if (!short_stats) {
250 out << "Busy Controller Counts:" << endl;
251 for (int i = 0; i < MachineType_NUM; i++) {
252 int size = MachineType_base_count((MachineType)i);
253 for (int j = 0; j < size; j++) {
254 MachineID machID;
255 machID.type = (MachineType)i;
256 machID.num = j;
257 out << machID << ":" << m_busyControllerCount[i][j] << " ";
258 if ((j + 1) % 8 == 0) {
259 out << endl;
260 }
261 }
262 out << endl;
263 }
264 out << endl;
265
266 out << "Busy Bank Count:" << m_busyBankCount << endl;
267 out << endl;
268
269 out << "sequencer_requests_outstanding: "
270 << m_sequencer_requests << endl;
271 out << endl;
272 }
273
274 if (!short_stats) {
275 out << "All Non-Zero Cycle Demand Cache Accesses" << endl;
276 out << "----------------------------------------" << endl;
277 out << "miss_latency: " << m_allMissLatencyHistogram << endl;
278 for (int i = 0; i < m_missLatencyHistograms.size(); i++) {
279 if (m_missLatencyHistograms[i].size() > 0) {
280 out << "miss_latency_" << RubyRequestType(i) << ": "
281 << m_missLatencyHistograms[i] << endl;
282 }
283 }
284 for (int i = 0; i < m_machLatencyHistograms.size(); i++) {
285 if (m_machLatencyHistograms[i].size() > 0) {
286 out << "miss_latency_" << GenericMachineType(i) << ": "
287 << m_machLatencyHistograms[i] << endl;
288 }
289 }
290
291 out << endl;
292
293 out << "All Non-Zero Cycle SW Prefetch Requests" << endl;
294 out << "------------------------------------" << endl;
295 out << "prefetch_latency: " << m_allSWPrefetchLatencyHistogram << endl;
296 for (int i = 0; i < m_SWPrefetchLatencyHistograms.size(); i++) {
297 if (m_SWPrefetchLatencyHistograms[i].size() > 0) {
298 out << "prefetch_latency_" << CacheRequestType(i) << ": "
299 << m_SWPrefetchLatencyHistograms[i] << endl;
300 }
301 }
302 for (int i = 0; i < m_SWPrefetchMachLatencyHistograms.size(); i++) {
303 if (m_SWPrefetchMachLatencyHistograms[i].size() > 0) {
304 out << "prefetch_latency_" << GenericMachineType(i) << ": "
305 << m_SWPrefetchMachLatencyHistograms[i] << endl;
306 }
307 }
308 out << "prefetch_latency_L2Miss:"
309 << m_SWPrefetchL2MissLatencyHistogram << endl;
310
311 if (m_all_sharing_histogram.size() > 0) {
312 out << "all_sharing: " << m_all_sharing_histogram << endl;
313 out << "read_sharing: " << m_read_sharing_histogram << endl;
314 out << "write_sharing: " << m_write_sharing_histogram << endl;
315
316 out << "all_sharing_percent: ";
317 m_all_sharing_histogram.printPercent(out);
318 out << endl;
319
320 out << "read_sharing_percent: ";
321 m_read_sharing_histogram.printPercent(out);
322 out << endl;
323
324 out << "write_sharing_percent: ";
325 m_write_sharing_histogram.printPercent(out);
326 out << endl;
327
328 int64 total_miss = m_cache_to_cache + m_memory_to_cache;
329 out << "all_misses: " << total_miss << endl;
330 out << "cache_to_cache_misses: " << m_cache_to_cache << endl;
331 out << "memory_to_cache_misses: " << m_memory_to_cache << endl;
332 out << "cache_to_cache_percent: "
333 << 100.0 * (double(m_cache_to_cache) / double(total_miss))
334 << endl;
335 out << "memory_to_cache_percent: "
336 << 100.0 * (double(m_memory_to_cache) / double(total_miss))
337 << endl;
338 out << endl;
339 }
340
341 if (m_outstanding_requests.size() > 0) {
342 out << "outstanding_requests: ";
343 m_outstanding_requests.printPercent(out);
344 out << endl;
345 out << endl;
346 }
347 }
348
349 if (!short_stats) {
350 out << "Request vs. RubySystem State Profile" << endl;
351 out << "--------------------------------" << endl;
352 out << endl;
353
354 Vector<string> requestProfileKeys = m_requestProfileMap_ptr->keys();
355 requestProfileKeys.sortVector();
356
357 for (int i = 0; i < requestProfileKeys.size(); i++) {
358 int temp_int =
359 m_requestProfileMap_ptr->lookup(requestProfileKeys[i]);
360 double percent = (100.0 * double(temp_int)) / double(m_requests);
361 while (requestProfileKeys[i] != "") {
362 out << setw(10) << string_split(requestProfileKeys[i], ':');
363 }
364 out << setw(11) << temp_int;
365 out << setw(14) << percent << endl;
366 }
367 out << endl;
368
369 out << "filter_action: " << m_filter_action_histogram << endl;
370
371 if (!m_all_instructions) {
372 m_address_profiler_ptr->printStats(out);
373 }
374
375 if (m_all_instructions) {
376 m_inst_profiler_ptr->printStats(out);
377 }
378
379 out << endl;
380 out << "Message Delayed Cycles" << endl;
381 out << "----------------------" << endl;
382 out << "Total_delay_cycles: " << m_delayedCyclesHistogram << endl;
383 out << "Total_nonPF_delay_cycles: "
384 << m_delayedCyclesNonPFHistogram << endl;
385 for (int i = 0; i < m_delayedCyclesVCHistograms.size(); i++) {
386 out << " virtual_network_" << i << "_delay_cycles: "
387 << m_delayedCyclesVCHistograms[i] << endl;
388 }
389
390 printResourceUsage(out);
391 }
392}
393
394void
395Profiler::printResourceUsage(ostream& out) const
396{
397 out << endl;
398 out << "Resource Usage" << endl;
399 out << "--------------" << endl;
400
401 integer_t pagesize = getpagesize(); // page size in bytes
402 out << "page_size: " << pagesize << endl;
403
404 rusage usage;
405 getrusage (RUSAGE_SELF, &usage);
406
407 out << "user_time: " << usage.ru_utime.tv_sec << endl;
408 out << "system_time: " << usage.ru_stime.tv_sec << endl;
409 out << "page_reclaims: " << usage.ru_minflt << endl;
410 out << "page_faults: " << usage.ru_majflt << endl;
411 out << "swaps: " << usage.ru_nswap << endl;
412 out << "block_inputs: " << usage.ru_inblock << endl;
413 out << "block_outputs: " << usage.ru_oublock << endl;
414}
415
416void
417Profiler::clearStats()
418{
419 m_ruby_start = g_eventQueue_ptr->getTime();
420
421 m_cycles_executed_at_start.setSize(m_num_of_sequencers);
422 for (int i = 0; i < m_num_of_sequencers; i++) {
423 if (g_system_ptr == NULL) {
424 m_cycles_executed_at_start[i] = 0;
425 } else {
426 m_cycles_executed_at_start[i] = g_system_ptr->getCycleCount(i);
427 }
428 }
429
430 m_busyControllerCount.setSize(MachineType_NUM); // all machines
431 for (int i = 0; i < MachineType_NUM; i++) {
432 int size = MachineType_base_count((MachineType)i);
433 m_busyControllerCount[i].setSize(size);
434 for (int j = 0; j < size; j++) {
435 m_busyControllerCount[i][j] = 0;
436 }
437 }
438 m_busyBankCount = 0;
439
440 m_delayedCyclesHistogram.clear();
441 m_delayedCyclesNonPFHistogram.clear();
442 int size = RubySystem::getNetwork()->getNumberOfVirtualNetworks();
443 m_delayedCyclesVCHistograms.setSize(size);
444 for (int i = 0; i < size; i++) {
445 m_delayedCyclesVCHistograms[i].clear();
446 }
447
448 m_missLatencyHistograms.setSize(RubyRequestType_NUM);
449 for (int i = 0; i < m_missLatencyHistograms.size(); i++) {
450 m_missLatencyHistograms[i].clear(200);
451 }
452 m_machLatencyHistograms.setSize(GenericMachineType_NUM+1);
453 for (int i = 0; i < m_machLatencyHistograms.size(); i++) {
454 m_machLatencyHistograms[i].clear(200);
455 }
456 m_allMissLatencyHistogram.clear(200);
457
458 m_SWPrefetchLatencyHistograms.setSize(CacheRequestType_NUM);
459 for (int i = 0; i < m_SWPrefetchLatencyHistograms.size(); i++) {
460 m_SWPrefetchLatencyHistograms[i].clear(200);
461 }
462 m_SWPrefetchMachLatencyHistograms.setSize(GenericMachineType_NUM+1);
463 for (int i = 0; i < m_SWPrefetchMachLatencyHistograms.size(); i++) {
464 m_SWPrefetchMachLatencyHistograms[i].clear(200);
465 }
466 m_allSWPrefetchLatencyHistogram.clear(200);
467
468 m_sequencer_requests.clear();
469 m_read_sharing_histogram.clear();
470 m_write_sharing_histogram.clear();
471 m_all_sharing_histogram.clear();
472 m_cache_to_cache = 0;
473 m_memory_to_cache = 0;
474
475 // clear HashMaps
476 m_requestProfileMap_ptr->clear();
477
478 // count requests profiled
479 m_requests = 0;
480
481 m_outstanding_requests.clear();
482 m_outstanding_persistent_requests.clear();
483
484 // Flush the prefetches through the system - used so that there
485 // are no outstanding requests after stats are cleared
486 //g_eventQueue_ptr->triggerAllEvents();
487
488 // update the start time
489 m_ruby_start = g_eventQueue_ptr->getTime();
490}
491
492void
493Profiler::addAddressTraceSample(const CacheMsg& msg, NodeID id)
494{
495 if (msg.getType() != CacheRequestType_IFETCH) {
496 // Note: The following line should be commented out if you
497 // want to use the special profiling that is part of the GS320
498 // protocol
499
500 // NOTE: Unless PROFILE_HOT_LINES is enabled, nothing will be
501 // profiled by the AddressProfiler
502 m_address_profiler_ptr->
503 addTraceSample(msg.getLineAddress(), msg.getProgramCounter(),
504 msg.getType(), msg.getAccessMode(), id, false);
505 }
506}
507
508void
509Profiler::profileSharing(const Address& addr, AccessType type,
510 NodeID requestor, const Set& sharers,
511 const Set& owner)
512{
513 Set set_contacted(owner);
514 if (type == AccessType_Write) {
515 set_contacted.addSet(sharers);
516 }
517 set_contacted.remove(requestor);
518 int number_contacted = set_contacted.count();
519
520 if (type == AccessType_Write) {
521 m_write_sharing_histogram.add(number_contacted);
522 } else {
523 m_read_sharing_histogram.add(number_contacted);
524 }
525 m_all_sharing_histogram.add(number_contacted);
526
527 if (number_contacted == 0) {
528 m_memory_to_cache++;
529 } else {
530 m_cache_to_cache++;
531 }
532}
533
534void
535Profiler::profileMsgDelay(int virtualNetwork, int delayCycles)
536{
537 assert(virtualNetwork < m_delayedCyclesVCHistograms.size());
538 m_delayedCyclesHistogram.add(delayCycles);
539 m_delayedCyclesVCHistograms[virtualNetwork].add(delayCycles);
540 if (virtualNetwork != 0) {
541 m_delayedCyclesNonPFHistogram.add(delayCycles);
542 }
543}
544
545// profiles original cache requests including PUTs
546void
547Profiler::profileRequest(const string& requestStr)
548{
549 m_requests++;
550
551 if (m_requestProfileMap_ptr->exist(requestStr)) {
552 (m_requestProfileMap_ptr->lookup(requestStr))++;
553 } else {
554 m_requestProfileMap_ptr->add(requestStr, 1);
555 }
556}
557
558void
559Profiler::controllerBusy(MachineID machID)
560{
561 m_busyControllerCount[(int)machID.type][(int)machID.num]++;
562}
563
564void
565Profiler::profilePFWait(Time waitTime)
566{
567 m_prefetchWaitHistogram.add(waitTime);
568}
569
570void
571Profiler::bankBusy()
572{
573 m_busyBankCount++;
574}
575
576// non-zero cycle demand request
577void
578Profiler::missLatency(Time t, RubyRequestType type)
579{
580 m_allMissLatencyHistogram.add(t);
581 m_missLatencyHistograms[type].add(t);
582}
583
584// non-zero cycle prefetch request
585void
586Profiler::swPrefetchLatency(Time t, CacheRequestType type,
587 GenericMachineType respondingMach)
588{
589 m_allSWPrefetchLatencyHistogram.add(t);
590 m_SWPrefetchLatencyHistograms[type].add(t);
591 m_SWPrefetchMachLatencyHistograms[respondingMach].add(t);
592 if (respondingMach == GenericMachineType_Directory ||
593 respondingMach == GenericMachineType_NUM) {
594 m_SWPrefetchL2MissLatencyHistogram.add(t);
595 }
596}
597
598void
599Profiler::profileTransition(const string& component, NodeID version,
600 Address addr, const string& state, const string& event,
601 const string& next_state, const string& note)
602{
603 const int EVENT_SPACES = 20;
604 const int ID_SPACES = 3;
605 const int TIME_SPACES = 7;
606 const int COMP_SPACES = 10;
607 const int STATE_SPACES = 6;
608
609 if (g_debug_ptr->getDebugTime() <= 0 ||
610 g_eventQueue_ptr->getTime() < g_debug_ptr->getDebugTime())
611 return;
612
613 ostream &out = *debug_cout_ptr;
614 out.flags(ios::right);
615 out << setw(TIME_SPACES) << g_eventQueue_ptr->getTime() << " ";
616 out << setw(ID_SPACES) << version << " ";
617 out << setw(COMP_SPACES) << component;
618 out << setw(EVENT_SPACES) << event << " ";
619
620 out.flags(ios::right);
621 out << setw(STATE_SPACES) << state;
622 out << ">";
623 out.flags(ios::left);
624 out << setw(STATE_SPACES) << next_state;
625
626 out << " " << addr << " " << note;
627
628 out << endl;
629}
630
631// Helper function
632static double
633process_memory_total()
634{
635 // 4kB page size, 1024*1024 bytes per MB,
| 231 << process_memory_resident()/process_memory_total() << endl;
232 }
233 out << endl;
234 }
235
236 Vector<integer_t> perProcCycleCount;
237 perProcCycleCount.setSize(m_num_of_sequencers);
238
239 for (int i = 0; i < m_num_of_sequencers; i++) {
240 perProcCycleCount[i] =
241 g_system_ptr->getCycleCount(i) - m_cycles_executed_at_start[i] + 1;
242 // The +1 allows us to avoid division by zero
243 }
244
245 out << "ruby_cycles_executed: " << perProcCycleCount << endl;
246
247 out << endl;
248
249 if (!short_stats) {
250 out << "Busy Controller Counts:" << endl;
251 for (int i = 0; i < MachineType_NUM; i++) {
252 int size = MachineType_base_count((MachineType)i);
253 for (int j = 0; j < size; j++) {
254 MachineID machID;
255 machID.type = (MachineType)i;
256 machID.num = j;
257 out << machID << ":" << m_busyControllerCount[i][j] << " ";
258 if ((j + 1) % 8 == 0) {
259 out << endl;
260 }
261 }
262 out << endl;
263 }
264 out << endl;
265
266 out << "Busy Bank Count:" << m_busyBankCount << endl;
267 out << endl;
268
269 out << "sequencer_requests_outstanding: "
270 << m_sequencer_requests << endl;
271 out << endl;
272 }
273
274 if (!short_stats) {
275 out << "All Non-Zero Cycle Demand Cache Accesses" << endl;
276 out << "----------------------------------------" << endl;
277 out << "miss_latency: " << m_allMissLatencyHistogram << endl;
278 for (int i = 0; i < m_missLatencyHistograms.size(); i++) {
279 if (m_missLatencyHistograms[i].size() > 0) {
280 out << "miss_latency_" << RubyRequestType(i) << ": "
281 << m_missLatencyHistograms[i] << endl;
282 }
283 }
284 for (int i = 0; i < m_machLatencyHistograms.size(); i++) {
285 if (m_machLatencyHistograms[i].size() > 0) {
286 out << "miss_latency_" << GenericMachineType(i) << ": "
287 << m_machLatencyHistograms[i] << endl;
288 }
289 }
290
291 out << endl;
292
293 out << "All Non-Zero Cycle SW Prefetch Requests" << endl;
294 out << "------------------------------------" << endl;
295 out << "prefetch_latency: " << m_allSWPrefetchLatencyHistogram << endl;
296 for (int i = 0; i < m_SWPrefetchLatencyHistograms.size(); i++) {
297 if (m_SWPrefetchLatencyHistograms[i].size() > 0) {
298 out << "prefetch_latency_" << CacheRequestType(i) << ": "
299 << m_SWPrefetchLatencyHistograms[i] << endl;
300 }
301 }
302 for (int i = 0; i < m_SWPrefetchMachLatencyHistograms.size(); i++) {
303 if (m_SWPrefetchMachLatencyHistograms[i].size() > 0) {
304 out << "prefetch_latency_" << GenericMachineType(i) << ": "
305 << m_SWPrefetchMachLatencyHistograms[i] << endl;
306 }
307 }
308 out << "prefetch_latency_L2Miss:"
309 << m_SWPrefetchL2MissLatencyHistogram << endl;
310
311 if (m_all_sharing_histogram.size() > 0) {
312 out << "all_sharing: " << m_all_sharing_histogram << endl;
313 out << "read_sharing: " << m_read_sharing_histogram << endl;
314 out << "write_sharing: " << m_write_sharing_histogram << endl;
315
316 out << "all_sharing_percent: ";
317 m_all_sharing_histogram.printPercent(out);
318 out << endl;
319
320 out << "read_sharing_percent: ";
321 m_read_sharing_histogram.printPercent(out);
322 out << endl;
323
324 out << "write_sharing_percent: ";
325 m_write_sharing_histogram.printPercent(out);
326 out << endl;
327
328 int64 total_miss = m_cache_to_cache + m_memory_to_cache;
329 out << "all_misses: " << total_miss << endl;
330 out << "cache_to_cache_misses: " << m_cache_to_cache << endl;
331 out << "memory_to_cache_misses: " << m_memory_to_cache << endl;
332 out << "cache_to_cache_percent: "
333 << 100.0 * (double(m_cache_to_cache) / double(total_miss))
334 << endl;
335 out << "memory_to_cache_percent: "
336 << 100.0 * (double(m_memory_to_cache) / double(total_miss))
337 << endl;
338 out << endl;
339 }
340
341 if (m_outstanding_requests.size() > 0) {
342 out << "outstanding_requests: ";
343 m_outstanding_requests.printPercent(out);
344 out << endl;
345 out << endl;
346 }
347 }
348
349 if (!short_stats) {
350 out << "Request vs. RubySystem State Profile" << endl;
351 out << "--------------------------------" << endl;
352 out << endl;
353
354 Vector<string> requestProfileKeys = m_requestProfileMap_ptr->keys();
355 requestProfileKeys.sortVector();
356
357 for (int i = 0; i < requestProfileKeys.size(); i++) {
358 int temp_int =
359 m_requestProfileMap_ptr->lookup(requestProfileKeys[i]);
360 double percent = (100.0 * double(temp_int)) / double(m_requests);
361 while (requestProfileKeys[i] != "") {
362 out << setw(10) << string_split(requestProfileKeys[i], ':');
363 }
364 out << setw(11) << temp_int;
365 out << setw(14) << percent << endl;
366 }
367 out << endl;
368
369 out << "filter_action: " << m_filter_action_histogram << endl;
370
371 if (!m_all_instructions) {
372 m_address_profiler_ptr->printStats(out);
373 }
374
375 if (m_all_instructions) {
376 m_inst_profiler_ptr->printStats(out);
377 }
378
379 out << endl;
380 out << "Message Delayed Cycles" << endl;
381 out << "----------------------" << endl;
382 out << "Total_delay_cycles: " << m_delayedCyclesHistogram << endl;
383 out << "Total_nonPF_delay_cycles: "
384 << m_delayedCyclesNonPFHistogram << endl;
385 for (int i = 0; i < m_delayedCyclesVCHistograms.size(); i++) {
386 out << " virtual_network_" << i << "_delay_cycles: "
387 << m_delayedCyclesVCHistograms[i] << endl;
388 }
389
390 printResourceUsage(out);
391 }
392}
393
394void
395Profiler::printResourceUsage(ostream& out) const
396{
397 out << endl;
398 out << "Resource Usage" << endl;
399 out << "--------------" << endl;
400
401 integer_t pagesize = getpagesize(); // page size in bytes
402 out << "page_size: " << pagesize << endl;
403
404 rusage usage;
405 getrusage (RUSAGE_SELF, &usage);
406
407 out << "user_time: " << usage.ru_utime.tv_sec << endl;
408 out << "system_time: " << usage.ru_stime.tv_sec << endl;
409 out << "page_reclaims: " << usage.ru_minflt << endl;
410 out << "page_faults: " << usage.ru_majflt << endl;
411 out << "swaps: " << usage.ru_nswap << endl;
412 out << "block_inputs: " << usage.ru_inblock << endl;
413 out << "block_outputs: " << usage.ru_oublock << endl;
414}
415
416void
417Profiler::clearStats()
418{
419 m_ruby_start = g_eventQueue_ptr->getTime();
420
421 m_cycles_executed_at_start.setSize(m_num_of_sequencers);
422 for (int i = 0; i < m_num_of_sequencers; i++) {
423 if (g_system_ptr == NULL) {
424 m_cycles_executed_at_start[i] = 0;
425 } else {
426 m_cycles_executed_at_start[i] = g_system_ptr->getCycleCount(i);
427 }
428 }
429
430 m_busyControllerCount.setSize(MachineType_NUM); // all machines
431 for (int i = 0; i < MachineType_NUM; i++) {
432 int size = MachineType_base_count((MachineType)i);
433 m_busyControllerCount[i].setSize(size);
434 for (int j = 0; j < size; j++) {
435 m_busyControllerCount[i][j] = 0;
436 }
437 }
438 m_busyBankCount = 0;
439
440 m_delayedCyclesHistogram.clear();
441 m_delayedCyclesNonPFHistogram.clear();
442 int size = RubySystem::getNetwork()->getNumberOfVirtualNetworks();
443 m_delayedCyclesVCHistograms.setSize(size);
444 for (int i = 0; i < size; i++) {
445 m_delayedCyclesVCHistograms[i].clear();
446 }
447
448 m_missLatencyHistograms.setSize(RubyRequestType_NUM);
449 for (int i = 0; i < m_missLatencyHistograms.size(); i++) {
450 m_missLatencyHistograms[i].clear(200);
451 }
452 m_machLatencyHistograms.setSize(GenericMachineType_NUM+1);
453 for (int i = 0; i < m_machLatencyHistograms.size(); i++) {
454 m_machLatencyHistograms[i].clear(200);
455 }
456 m_allMissLatencyHistogram.clear(200);
457
458 m_SWPrefetchLatencyHistograms.setSize(CacheRequestType_NUM);
459 for (int i = 0; i < m_SWPrefetchLatencyHistograms.size(); i++) {
460 m_SWPrefetchLatencyHistograms[i].clear(200);
461 }
462 m_SWPrefetchMachLatencyHistograms.setSize(GenericMachineType_NUM+1);
463 for (int i = 0; i < m_SWPrefetchMachLatencyHistograms.size(); i++) {
464 m_SWPrefetchMachLatencyHistograms[i].clear(200);
465 }
466 m_allSWPrefetchLatencyHistogram.clear(200);
467
468 m_sequencer_requests.clear();
469 m_read_sharing_histogram.clear();
470 m_write_sharing_histogram.clear();
471 m_all_sharing_histogram.clear();
472 m_cache_to_cache = 0;
473 m_memory_to_cache = 0;
474
475 // clear HashMaps
476 m_requestProfileMap_ptr->clear();
477
478 // count requests profiled
479 m_requests = 0;
480
481 m_outstanding_requests.clear();
482 m_outstanding_persistent_requests.clear();
483
484 // Flush the prefetches through the system - used so that there
485 // are no outstanding requests after stats are cleared
486 //g_eventQueue_ptr->triggerAllEvents();
487
488 // update the start time
489 m_ruby_start = g_eventQueue_ptr->getTime();
490}
491
492void
493Profiler::addAddressTraceSample(const CacheMsg& msg, NodeID id)
494{
495 if (msg.getType() != CacheRequestType_IFETCH) {
496 // Note: The following line should be commented out if you
497 // want to use the special profiling that is part of the GS320
498 // protocol
499
500 // NOTE: Unless PROFILE_HOT_LINES is enabled, nothing will be
501 // profiled by the AddressProfiler
502 m_address_profiler_ptr->
503 addTraceSample(msg.getLineAddress(), msg.getProgramCounter(),
504 msg.getType(), msg.getAccessMode(), id, false);
505 }
506}
507
508void
509Profiler::profileSharing(const Address& addr, AccessType type,
510 NodeID requestor, const Set& sharers,
511 const Set& owner)
512{
513 Set set_contacted(owner);
514 if (type == AccessType_Write) {
515 set_contacted.addSet(sharers);
516 }
517 set_contacted.remove(requestor);
518 int number_contacted = set_contacted.count();
519
520 if (type == AccessType_Write) {
521 m_write_sharing_histogram.add(number_contacted);
522 } else {
523 m_read_sharing_histogram.add(number_contacted);
524 }
525 m_all_sharing_histogram.add(number_contacted);
526
527 if (number_contacted == 0) {
528 m_memory_to_cache++;
529 } else {
530 m_cache_to_cache++;
531 }
532}
533
534void
535Profiler::profileMsgDelay(int virtualNetwork, int delayCycles)
536{
537 assert(virtualNetwork < m_delayedCyclesVCHistograms.size());
538 m_delayedCyclesHistogram.add(delayCycles);
539 m_delayedCyclesVCHistograms[virtualNetwork].add(delayCycles);
540 if (virtualNetwork != 0) {
541 m_delayedCyclesNonPFHistogram.add(delayCycles);
542 }
543}
544
545// profiles original cache requests including PUTs
546void
547Profiler::profileRequest(const string& requestStr)
548{
549 m_requests++;
550
551 if (m_requestProfileMap_ptr->exist(requestStr)) {
552 (m_requestProfileMap_ptr->lookup(requestStr))++;
553 } else {
554 m_requestProfileMap_ptr->add(requestStr, 1);
555 }
556}
557
558void
559Profiler::controllerBusy(MachineID machID)
560{
561 m_busyControllerCount[(int)machID.type][(int)machID.num]++;
562}
563
564void
565Profiler::profilePFWait(Time waitTime)
566{
567 m_prefetchWaitHistogram.add(waitTime);
568}
569
570void
571Profiler::bankBusy()
572{
573 m_busyBankCount++;
574}
575
576// non-zero cycle demand request
577void
578Profiler::missLatency(Time t, RubyRequestType type)
579{
580 m_allMissLatencyHistogram.add(t);
581 m_missLatencyHistograms[type].add(t);
582}
583
584// non-zero cycle prefetch request
585void
586Profiler::swPrefetchLatency(Time t, CacheRequestType type,
587 GenericMachineType respondingMach)
588{
589 m_allSWPrefetchLatencyHistogram.add(t);
590 m_SWPrefetchLatencyHistograms[type].add(t);
591 m_SWPrefetchMachLatencyHistograms[respondingMach].add(t);
592 if (respondingMach == GenericMachineType_Directory ||
593 respondingMach == GenericMachineType_NUM) {
594 m_SWPrefetchL2MissLatencyHistogram.add(t);
595 }
596}
597
598void
599Profiler::profileTransition(const string& component, NodeID version,
600 Address addr, const string& state, const string& event,
601 const string& next_state, const string& note)
602{
603 const int EVENT_SPACES = 20;
604 const int ID_SPACES = 3;
605 const int TIME_SPACES = 7;
606 const int COMP_SPACES = 10;
607 const int STATE_SPACES = 6;
608
609 if (g_debug_ptr->getDebugTime() <= 0 ||
610 g_eventQueue_ptr->getTime() < g_debug_ptr->getDebugTime())
611 return;
612
613 ostream &out = *debug_cout_ptr;
614 out.flags(ios::right);
615 out << setw(TIME_SPACES) << g_eventQueue_ptr->getTime() << " ";
616 out << setw(ID_SPACES) << version << " ";
617 out << setw(COMP_SPACES) << component;
618 out << setw(EVENT_SPACES) << event << " ";
619
620 out.flags(ios::right);
621 out << setw(STATE_SPACES) << state;
622 out << ">";
623 out.flags(ios::left);
624 out << setw(STATE_SPACES) << next_state;
625
626 out << " " << addr << " " << note;
627
628 out << endl;
629}
630
631// Helper function
632static double
633process_memory_total()
634{
635 // 4kB page size, 1024*1024 bytes per MB,
|
636 const double MULTIPLIER = 4096.0 / (1024.0 * 1024.0);
| 636 const double MULTIPLIER = 4096.0 / (1024.0 * 1024.0);
|
637 ifstream proc_file;
638 proc_file.open("/proc/self/statm");
639 int total_size_in_pages = 0;
640 int res_size_in_pages = 0;
641 proc_file >> total_size_in_pages;
642 proc_file >> res_size_in_pages;
643 return double(total_size_in_pages) * MULTIPLIER; // size in megabytes
644}
645
646static double
647process_memory_resident()
648{
649 // 4kB page size, 1024*1024 bytes per MB,
650 const double MULTIPLIER = 4096.0 / (1024.0 * 1024.0);
651 ifstream proc_file;
652 proc_file.open("/proc/self/statm");
653 int total_size_in_pages = 0;
654 int res_size_in_pages = 0;
655 proc_file >> total_size_in_pages;
656 proc_file >> res_size_in_pages;
657 return double(res_size_in_pages) * MULTIPLIER; // size in megabytes
658}
659
660void
661Profiler::rubyWatch(int id)
662{
663 uint64 tr = 0;
664 Address watch_address = Address(tr);
665 const int ID_SPACES = 3;
666 const int TIME_SPACES = 7;
667
668 ostream &out = *debug_cout_ptr;
669
670 out.flags(ios::right);
671 out << setw(TIME_SPACES) << g_eventQueue_ptr->getTime() << " ";
672 out << setw(ID_SPACES) << id << " "
673 << "RUBY WATCH " << watch_address << endl;
674
675 if (!m_watch_address_list_ptr->exist(watch_address)) {
676 m_watch_address_list_ptr->add(watch_address, 1);
677 }
678}
679
680bool
681Profiler::watchAddress(Address addr)
682{
683 if (m_watch_address_list_ptr->exist(addr))
684 return true;
685 else
686 return false;
687}
688
689Profiler *
690RubyProfilerParams::create()
691{
692 return new Profiler(this);
693}
| 637 ifstream proc_file;
638 proc_file.open("/proc/self/statm");
639 int total_size_in_pages = 0;
640 int res_size_in_pages = 0;
641 proc_file >> total_size_in_pages;
642 proc_file >> res_size_in_pages;
643 return double(total_size_in_pages) * MULTIPLIER; // size in megabytes
644}
645
646static double
647process_memory_resident()
648{
649 // 4kB page size, 1024*1024 bytes per MB,
650 const double MULTIPLIER = 4096.0 / (1024.0 * 1024.0);
651 ifstream proc_file;
652 proc_file.open("/proc/self/statm");
653 int total_size_in_pages = 0;
654 int res_size_in_pages = 0;
655 proc_file >> total_size_in_pages;
656 proc_file >> res_size_in_pages;
657 return double(res_size_in_pages) * MULTIPLIER; // size in megabytes
658}
659
660void
661Profiler::rubyWatch(int id)
662{
663 uint64 tr = 0;
664 Address watch_address = Address(tr);
665 const int ID_SPACES = 3;
666 const int TIME_SPACES = 7;
667
668 ostream &out = *debug_cout_ptr;
669
670 out.flags(ios::right);
671 out << setw(TIME_SPACES) << g_eventQueue_ptr->getTime() << " ";
672 out << setw(ID_SPACES) << id << " "
673 << "RUBY WATCH " << watch_address << endl;
674
675 if (!m_watch_address_list_ptr->exist(watch_address)) {
676 m_watch_address_list_ptr->add(watch_address, 1);
677 }
678}
679
680bool
681Profiler::watchAddress(Address addr)
682{
683 if (m_watch_address_list_ptr->exist(addr))
684 return true;
685 else
686 return false;
687}
688
689Profiler *
690RubyProfilerParams::create()
691{
692 return new Profiler(this);
693}
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