1 /*
2 * Copyright (c) 2012, 2021, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #include "precompiled.hpp"
26 #include "jvm.h"
27 #include "classfile/classLoaderStats.hpp"
28 #include "classfile/javaClasses.hpp"
29 #include "code/codeCache.hpp"
30 #include "compiler/compileBroker.hpp"
31 #include "gc/shared/gcConfiguration.hpp"
32 #include "gc/shared/gcTrace.hpp"
33 #include "gc/shared/objectCountEventSender.hpp"
34 #include "gc/shared/vmGCOperations.hpp"
35 #include "jfr/jfrEvents.hpp"
36 #include "jfr/periodic/jfrModuleEvent.hpp"
37 #include "jfr/periodic/jfrOSInterface.hpp"
38 #include "jfr/periodic/jfrThreadCPULoadEvent.hpp"
39 #include "jfr/periodic/jfrThreadDumpEvent.hpp"
40 #include "jfr/periodic/jfrNetworkUtilization.hpp"
41 #include "jfr/recorder/jfrRecorder.hpp"
42 #include "jfr/support/jfrThreadId.hpp"
43 #include "jfr/utilities/jfrTime.hpp"
44 #include "jfrfiles/jfrPeriodic.hpp"
45 #include "logging/log.hpp"
46 #include "memory/heapInspection.hpp"
47 #include "memory/resourceArea.hpp"
48 #include "oops/oop.inline.hpp"
49 #include "runtime/arguments.hpp"
50 #include "runtime/flags/jvmFlag.hpp"
51 #include "runtime/globals.hpp"
52 #include "runtime/os.hpp"
53 #include "runtime/os_perf.hpp"
54 #include "runtime/thread.inline.hpp"
55 #include "runtime/threadSMR.hpp"
56 #include "runtime/sweeper.hpp"
57 #include "runtime/vmThread.hpp"
58 #include "services/classLoadingService.hpp"
59 #include "services/management.hpp"
60 #include "services/threadService.hpp"
61 #include "utilities/exceptions.hpp"
62 #include "utilities/globalDefinitions.hpp"
63 #if INCLUDE_G1GC
64 #include "gc/g1/g1HeapRegionEventSender.hpp"
65 #endif
66 #if INCLUDE_SHENANDOAHGC
67 #include "gc/shenandoah/shenandoahJfrSupport.hpp"
68 #endif
69
70 /**
71 * JfrPeriodic class
72 * Implementation of declarations in
73 * xsl generated traceRequestables.hpp
74 */
75 #define TRACE_REQUEST_FUNC(id) void JfrPeriodicEventSet::request##id(void)
76
TRACE_REQUEST_FUNC(JVMInformation)77 TRACE_REQUEST_FUNC(JVMInformation) {
78 ResourceMark rm;
79 EventJVMInformation event;
80 event.set_jvmName(VM_Version::vm_name());
81 event.set_jvmVersion(VM_Version::internal_vm_info_string());
82 event.set_javaArguments(Arguments::java_command());
83 event.set_jvmArguments(Arguments::jvm_args());
84 event.set_jvmFlags(Arguments::jvm_flags());
85 event.set_jvmStartTime(Management::vm_init_done_time());
86 event.set_pid(os::current_process_id());
87 event.commit();
88 }
89
TRACE_REQUEST_FUNC(OSInformation)90 TRACE_REQUEST_FUNC(OSInformation) {
91 ResourceMark rm;
92 char* os_name = NEW_RESOURCE_ARRAY(char, 2048);
93 JfrOSInterface::os_version(&os_name);
94 EventOSInformation event;
95 event.set_osVersion(os_name);
96 event.commit();
97 }
98
TRACE_REQUEST_FUNC(VirtualizationInformation)99 TRACE_REQUEST_FUNC(VirtualizationInformation) {
100 EventVirtualizationInformation event;
101 event.set_name(JfrOSInterface::virtualization_name());
102 event.commit();
103 }
104
TRACE_REQUEST_FUNC(ModuleRequire)105 TRACE_REQUEST_FUNC(ModuleRequire) {
106 JfrModuleEvent::generate_module_dependency_events();
107 }
108
TRACE_REQUEST_FUNC(ModuleExport)109 TRACE_REQUEST_FUNC(ModuleExport) {
110 JfrModuleEvent::generate_module_export_events();
111 }
112
113 /*
114 * This is left empty on purpose, having ExecutionSample as a requestable
115 * is a way of getting the period. The period is passed to ThreadSampling::update_period.
116 * Implementation in jfrSamples.cpp
117 */
TRACE_REQUEST_FUNC(ExecutionSample)118 TRACE_REQUEST_FUNC(ExecutionSample) {
119 }
TRACE_REQUEST_FUNC(NativeMethodSample)120 TRACE_REQUEST_FUNC(NativeMethodSample) {
121 }
122
TRACE_REQUEST_FUNC(ThreadDump)123 TRACE_REQUEST_FUNC(ThreadDump) {
124 ResourceMark rm;
125 EventThreadDump event;
126 event.set_result(JfrDcmdEvent::thread_dump());
127 event.commit();
128 }
129
_native_library_callback(const char * name,address base,address top,void * param)130 static int _native_library_callback(const char* name, address base, address top, void *param) {
131 EventNativeLibrary event(UNTIMED);
132 event.set_name(name);
133 event.set_baseAddress((u8)base);
134 event.set_topAddress((u8)top);
135 event.set_endtime(*(JfrTicks*) param);
136 event.commit();
137 return 0;
138 }
139
TRACE_REQUEST_FUNC(NativeLibrary)140 TRACE_REQUEST_FUNC(NativeLibrary) {
141 JfrTicks ts= JfrTicks::now();
142 os::get_loaded_modules_info(&_native_library_callback, (void *)&ts);
143 }
144
TRACE_REQUEST_FUNC(InitialEnvironmentVariable)145 TRACE_REQUEST_FUNC(InitialEnvironmentVariable) {
146 JfrOSInterface::generate_initial_environment_variable_events();
147 }
148
TRACE_REQUEST_FUNC(CPUInformation)149 TRACE_REQUEST_FUNC(CPUInformation) {
150 CPUInformation cpu_info;
151 int ret_val = JfrOSInterface::cpu_information(cpu_info);
152 if (ret_val == OS_ERR) {
153 log_debug(jfr, system)( "Unable to generate requestable event CPUInformation");
154 return;
155 }
156 if (ret_val == FUNCTIONALITY_NOT_IMPLEMENTED) {
157 return;
158 }
159 if (ret_val == OS_OK) {
160 EventCPUInformation event;
161 event.set_cpu(cpu_info.cpu_name());
162 event.set_description(cpu_info.cpu_description());
163 event.set_sockets(cpu_info.number_of_sockets());
164 event.set_cores(cpu_info.number_of_cores());
165 event.set_hwThreads(cpu_info.number_of_hardware_threads());
166 event.commit();
167 }
168 }
169
TRACE_REQUEST_FUNC(CPULoad)170 TRACE_REQUEST_FUNC(CPULoad) {
171 double u = 0; // user time
172 double s = 0; // kernel time
173 double t = 0; // total time
174 int ret_val = JfrOSInterface::cpu_loads_process(&u, &s, &t);
175 if (ret_val == OS_ERR) {
176 log_debug(jfr, system)( "Unable to generate requestable event CPULoad");
177 return;
178 }
179 if (ret_val == OS_OK) {
180 EventCPULoad event;
181 event.set_jvmUser((float)u);
182 event.set_jvmSystem((float)s);
183 event.set_machineTotal((float)t);
184 event.commit();
185 }
186 }
187
TRACE_REQUEST_FUNC(ThreadCPULoad)188 TRACE_REQUEST_FUNC(ThreadCPULoad) {
189 JfrThreadCPULoadEvent::send_events();
190 }
191
TRACE_REQUEST_FUNC(NetworkUtilization)192 TRACE_REQUEST_FUNC(NetworkUtilization) {
193 JfrNetworkUtilization::send_events();
194 }
195
TRACE_REQUEST_FUNC(CPUTimeStampCounter)196 TRACE_REQUEST_FUNC(CPUTimeStampCounter) {
197 EventCPUTimeStampCounter event;
198 event.set_fastTimeEnabled(JfrTime::is_ft_enabled());
199 event.set_fastTimeAutoEnabled(JfrTime::is_ft_supported());
200 event.set_osFrequency(os::elapsed_frequency());
201 event.set_fastTimeFrequency(JfrTime::frequency());
202 event.commit();
203 }
204
TRACE_REQUEST_FUNC(SystemProcess)205 TRACE_REQUEST_FUNC(SystemProcess) {
206 char pid_buf[16];
207 SystemProcess* processes = NULL;
208 int num_of_processes = 0;
209 JfrTicks start_time = JfrTicks::now();
210 int ret_val = JfrOSInterface::system_processes(&processes, &num_of_processes);
211 if (ret_val == OS_ERR) {
212 log_debug(jfr, system)( "Unable to generate requestable event SystemProcesses");
213 return;
214 }
215 JfrTicks end_time = JfrTicks::now();
216 if (ret_val == FUNCTIONALITY_NOT_IMPLEMENTED) {
217 return;
218 }
219 if (ret_val == OS_OK) {
220 // feature is implemented, write real event
221 while (processes != NULL) {
222 SystemProcess* tmp = processes;
223 const char* info = processes->command_line();
224 if (info == NULL) {
225 info = processes->path();
226 }
227 if (info == NULL) {
228 info = processes->name();
229 }
230 if (info == NULL) {
231 info = "?";
232 }
233 jio_snprintf(pid_buf, sizeof(pid_buf), "%d", processes->pid());
234 EventSystemProcess event(UNTIMED);
235 event.set_pid(pid_buf);
236 event.set_commandLine(info);
237 event.set_starttime(start_time);
238 event.set_endtime(end_time);
239 event.commit();
240 processes = processes->next();
241 delete tmp;
242 }
243 }
244 }
245
TRACE_REQUEST_FUNC(ThreadContextSwitchRate)246 TRACE_REQUEST_FUNC(ThreadContextSwitchRate) {
247 double rate = 0.0;
248 int ret_val = JfrOSInterface::context_switch_rate(&rate);
249 if (ret_val == OS_ERR) {
250 log_debug(jfr, system)( "Unable to generate requestable event ThreadContextSwitchRate");
251 return;
252 }
253 if (ret_val == FUNCTIONALITY_NOT_IMPLEMENTED) {
254 return;
255 }
256 if (ret_val == OS_OK) {
257 EventThreadContextSwitchRate event;
258 event.set_switchRate((float)rate + 0.0f);
259 event.commit();
260 }
261 }
262
263 #define SEND_FLAGS_OF_TYPE(eventType, flagType) \
264 do { \
265 JVMFlag *flag = JVMFlag::flags; \
266 while (flag->_name != NULL) { \
267 if (flag->is_ ## flagType()) { \
268 if (flag->is_unlocked()) { \
269 Event ## eventType event; \
270 event.set_name(flag->_name); \
271 event.set_value(flag->get_ ## flagType()); \
272 event.set_origin(flag->get_origin()); \
273 event.commit(); \
274 } \
275 } \
276 ++flag; \
277 } \
278 } while (0)
279
TRACE_REQUEST_FUNC(IntFlag)280 TRACE_REQUEST_FUNC(IntFlag) {
281 SEND_FLAGS_OF_TYPE(IntFlag, int);
282 }
283
TRACE_REQUEST_FUNC(UnsignedIntFlag)284 TRACE_REQUEST_FUNC(UnsignedIntFlag) {
285 SEND_FLAGS_OF_TYPE(UnsignedIntFlag, uint);
286 }
287
TRACE_REQUEST_FUNC(LongFlag)288 TRACE_REQUEST_FUNC(LongFlag) {
289 SEND_FLAGS_OF_TYPE(LongFlag, intx);
290 }
291
TRACE_REQUEST_FUNC(UnsignedLongFlag)292 TRACE_REQUEST_FUNC(UnsignedLongFlag) {
293 SEND_FLAGS_OF_TYPE(UnsignedLongFlag, uintx);
294 SEND_FLAGS_OF_TYPE(UnsignedLongFlag, uint64_t);
295 SEND_FLAGS_OF_TYPE(UnsignedLongFlag, size_t);
296 }
297
TRACE_REQUEST_FUNC(DoubleFlag)298 TRACE_REQUEST_FUNC(DoubleFlag) {
299 SEND_FLAGS_OF_TYPE(DoubleFlag, double);
300 }
301
TRACE_REQUEST_FUNC(BooleanFlag)302 TRACE_REQUEST_FUNC(BooleanFlag) {
303 SEND_FLAGS_OF_TYPE(BooleanFlag, bool);
304 }
305
TRACE_REQUEST_FUNC(StringFlag)306 TRACE_REQUEST_FUNC(StringFlag) {
307 SEND_FLAGS_OF_TYPE(StringFlag, ccstr);
308 }
309
310 class VM_GC_SendObjectCountEvent : public VM_GC_HeapInspection {
311 public:
VM_GC_SendObjectCountEvent()312 VM_GC_SendObjectCountEvent() : VM_GC_HeapInspection(NULL, true) {}
doit()313 virtual void doit() {
314 ObjectCountEventSender::enable_requestable_event();
315 collect();
316 ObjectCountEventSender::disable_requestable_event();
317 }
318 };
319
TRACE_REQUEST_FUNC(ObjectCount)320 TRACE_REQUEST_FUNC(ObjectCount) {
321 VM_GC_SendObjectCountEvent op;
322 VMThread::execute(&op);
323 }
324
TRACE_REQUEST_FUNC(G1HeapRegionInformation)325 TRACE_REQUEST_FUNC(G1HeapRegionInformation) {
326 G1GC_ONLY(G1HeapRegionEventSender::send_events());
327 }
328
329 // Java Mission Control (JMC) uses (Java) Long.MIN_VALUE to describe that a
330 // long value is undefined.
331 static jlong jmc_undefined_long = min_jlong;
332
TRACE_REQUEST_FUNC(GCConfiguration)333 TRACE_REQUEST_FUNC(GCConfiguration) {
334 GCConfiguration conf;
335 jlong pause_target = conf.has_pause_target_default_value() ? jmc_undefined_long : conf.pause_target();
336 EventGCConfiguration event;
337 event.set_youngCollector(conf.young_collector());
338 event.set_oldCollector(conf.old_collector());
339 event.set_parallelGCThreads(conf.num_parallel_gc_threads());
340 event.set_concurrentGCThreads(conf.num_concurrent_gc_threads());
341 event.set_usesDynamicGCThreads(conf.uses_dynamic_gc_threads());
342 event.set_isExplicitGCConcurrent(conf.is_explicit_gc_concurrent());
343 event.set_isExplicitGCDisabled(conf.is_explicit_gc_disabled());
344 event.set_gcTimeRatio(conf.gc_time_ratio());
345 event.set_pauseTarget((s8)pause_target);
346 event.commit();
347 }
348
TRACE_REQUEST_FUNC(GCTLABConfiguration)349 TRACE_REQUEST_FUNC(GCTLABConfiguration) {
350 GCTLABConfiguration conf;
351 EventGCTLABConfiguration event;
352 event.set_usesTLABs(conf.uses_tlabs());
353 event.set_minTLABSize(conf.min_tlab_size());
354 event.set_tlabRefillWasteLimit(conf.tlab_refill_waste_limit());
355 event.commit();
356 }
357
TRACE_REQUEST_FUNC(GCSurvivorConfiguration)358 TRACE_REQUEST_FUNC(GCSurvivorConfiguration) {
359 GCSurvivorConfiguration conf;
360 EventGCSurvivorConfiguration event;
361 event.set_maxTenuringThreshold(conf.max_tenuring_threshold());
362 event.set_initialTenuringThreshold(conf.initial_tenuring_threshold());
363 event.commit();
364 }
365
TRACE_REQUEST_FUNC(GCHeapConfiguration)366 TRACE_REQUEST_FUNC(GCHeapConfiguration) {
367 GCHeapConfiguration conf;
368 EventGCHeapConfiguration event;
369 event.set_minSize(conf.min_size());
370 event.set_maxSize(conf.max_size());
371 event.set_initialSize(conf.initial_size());
372 event.set_usesCompressedOops(conf.uses_compressed_oops());
373 event.set_compressedOopsMode(conf.narrow_oop_mode());
374 event.set_objectAlignment(conf.object_alignment_in_bytes());
375 event.set_heapAddressBits(conf.heap_address_size_in_bits());
376 event.commit();
377 }
378
TRACE_REQUEST_FUNC(YoungGenerationConfiguration)379 TRACE_REQUEST_FUNC(YoungGenerationConfiguration) {
380 GCYoungGenerationConfiguration conf;
381 jlong max_size = conf.has_max_size_default_value() ? jmc_undefined_long : conf.max_size();
382 EventYoungGenerationConfiguration event;
383 event.set_maxSize((u8)max_size);
384 event.set_minSize(conf.min_size());
385 event.set_newRatio(conf.new_ratio());
386 event.commit();
387 }
388
TRACE_REQUEST_FUNC(InitialSystemProperty)389 TRACE_REQUEST_FUNC(InitialSystemProperty) {
390 SystemProperty* p = Arguments::system_properties();
391 JfrTicks time_stamp = JfrTicks::now();
392 while (p != NULL) {
393 if (!p->internal()) {
394 EventInitialSystemProperty event(UNTIMED);
395 event.set_key(p->key());
396 event.set_value(p->value());
397 event.set_endtime(time_stamp);
398 event.commit();
399 }
400 p = p->next();
401 }
402 }
403
TRACE_REQUEST_FUNC(ThreadAllocationStatistics)404 TRACE_REQUEST_FUNC(ThreadAllocationStatistics) {
405 ResourceMark rm;
406 int initial_size = Threads::number_of_threads();
407 GrowableArray<jlong> allocated(initial_size);
408 GrowableArray<traceid> thread_ids(initial_size);
409 JfrTicks time_stamp = JfrTicks::now();
410 {
411 // Collect allocation statistics while holding threads lock
412 MutexLockerEx ml(Threads_lock);
413 for (JavaThreadIteratorWithHandle jtiwh; JavaThread *jt = jtiwh.next(); ) {
414 allocated.append(jt->cooked_allocated_bytes());
415 thread_ids.append(JFR_THREAD_ID(jt));
416 }
417 }
418
419 // Write allocation statistics to buffer.
420 for(int i = 0; i < thread_ids.length(); i++) {
421 EventThreadAllocationStatistics event(UNTIMED);
422 event.set_allocated(allocated.at(i));
423 event.set_thread(thread_ids.at(i));
424 event.set_endtime(time_stamp);
425 event.commit();
426 }
427 }
428
429 /**
430 * PhysicalMemory event represents:
431 *
432 * @totalSize == The amount of physical memory (hw) installed and reported by the OS, in bytes.
433 * @usedSize == The amount of physical memory currently in use in the system (reserved/committed), in bytes.
434 *
435 * Both fields are systemwide, i.e. represents the entire OS/HW environment.
436 * These fields do not include virtual memory.
437 *
438 * If running inside a guest OS on top of a hypervisor in a virtualized environment,
439 * the total memory reported is the amount of memory configured for the guest OS by the hypervisor.
440 */
TRACE_REQUEST_FUNC(PhysicalMemory)441 TRACE_REQUEST_FUNC(PhysicalMemory) {
442 u8 totalPhysicalMemory = os::physical_memory();
443 EventPhysicalMemory event;
444 event.set_totalSize(totalPhysicalMemory);
445 event.set_usedSize(totalPhysicalMemory - os::available_memory());
446 event.commit();
447 }
448
TRACE_REQUEST_FUNC(JavaThreadStatistics)449 TRACE_REQUEST_FUNC(JavaThreadStatistics) {
450 EventJavaThreadStatistics event;
451 event.set_activeCount(ThreadService::get_live_thread_count());
452 event.set_daemonCount(ThreadService::get_daemon_thread_count());
453 event.set_accumulatedCount(ThreadService::get_total_thread_count());
454 event.set_peakCount(ThreadService::get_peak_thread_count());
455 event.commit();
456 }
457
TRACE_REQUEST_FUNC(ClassLoadingStatistics)458 TRACE_REQUEST_FUNC(ClassLoadingStatistics) {
459 EventClassLoadingStatistics event;
460 event.set_loadedClassCount(ClassLoadingService::loaded_class_count());
461 event.set_unloadedClassCount(ClassLoadingService::unloaded_class_count());
462 event.commit();
463 }
464
465 class JfrClassLoaderStatsClosure : public ClassLoaderStatsClosure {
466 public:
JfrClassLoaderStatsClosure()467 JfrClassLoaderStatsClosure() : ClassLoaderStatsClosure(NULL) {}
468
do_entry(oop const & key,ClassLoaderStats * const & cls)469 bool do_entry(oop const& key, ClassLoaderStats* const& cls) {
470 const ClassLoaderData* this_cld = cls->_class_loader != NULL ?
471 java_lang_ClassLoader::loader_data_acquire(cls->_class_loader) : (ClassLoaderData*)NULL;
472 const ClassLoaderData* parent_cld = cls->_parent != NULL ?
473 java_lang_ClassLoader::loader_data_acquire(cls->_parent) : (ClassLoaderData*)NULL;
474 EventClassLoaderStatistics event;
475 event.set_classLoader(this_cld);
476 event.set_parentClassLoader(parent_cld);
477 event.set_classLoaderData((intptr_t)cls->_cld);
478 event.set_classCount(cls->_classes_count);
479 event.set_chunkSize(cls->_chunk_sz);
480 event.set_blockSize(cls->_block_sz);
481 event.set_anonymousClassCount(cls->_anon_classes_count);
482 event.set_anonymousChunkSize(cls->_anon_chunk_sz);
483 event.set_anonymousBlockSize(cls->_anon_block_sz);
484 event.commit();
485 return true;
486 }
487
createEvents(void)488 void createEvents(void) {
489 _stats->iterate(this);
490 }
491 };
492
493 class JfrClassLoaderStatsVMOperation : public ClassLoaderStatsVMOperation {
494 public:
JfrClassLoaderStatsVMOperation()495 JfrClassLoaderStatsVMOperation() : ClassLoaderStatsVMOperation(NULL) { }
496
doit()497 void doit() {
498 JfrClassLoaderStatsClosure clsc;
499 ClassLoaderDataGraph::cld_do(&clsc);
500 clsc.createEvents();
501 }
502 };
503
TRACE_REQUEST_FUNC(ClassLoaderStatistics)504 TRACE_REQUEST_FUNC(ClassLoaderStatistics) {
505 JfrClassLoaderStatsVMOperation op;
506 VMThread::execute(&op);
507 }
508
TRACE_REQUEST_FUNC(CompilerStatistics)509 TRACE_REQUEST_FUNC(CompilerStatistics) {
510 EventCompilerStatistics event;
511 event.set_compileCount(CompileBroker::get_total_compile_count());
512 event.set_bailoutCount(CompileBroker::get_total_bailout_count());
513 event.set_invalidatedCount(CompileBroker::get_total_invalidated_count());
514 event.set_osrCompileCount(CompileBroker::get_total_osr_compile_count());
515 event.set_standardCompileCount(CompileBroker::get_total_standard_compile_count());
516 event.set_osrBytesCompiled(CompileBroker::get_sum_osr_bytes_compiled());
517 event.set_standardBytesCompiled(CompileBroker::get_sum_standard_bytes_compiled());
518 event.set_nmethodsSize(CompileBroker::get_sum_nmethod_size());
519 event.set_nmethodCodeSize(CompileBroker::get_sum_nmethod_code_size());
520 event.set_peakTimeSpent(CompileBroker::get_peak_compilation_time());
521 event.set_totalTimeSpent(CompileBroker::get_total_compilation_time());
522 event.commit();
523 }
524
TRACE_REQUEST_FUNC(CompilerConfiguration)525 TRACE_REQUEST_FUNC(CompilerConfiguration) {
526 EventCompilerConfiguration event;
527 event.set_threadCount(CICompilerCount);
528 event.set_tieredCompilation(TieredCompilation);
529 event.commit();
530 }
531
TRACE_REQUEST_FUNC(CodeCacheStatistics)532 TRACE_REQUEST_FUNC(CodeCacheStatistics) {
533 // Emit stats for all available code heaps
534 for (int bt = 0; bt < CodeBlobType::NumTypes; ++bt) {
535 if (CodeCache::heap_available(bt)) {
536 EventCodeCacheStatistics event;
537 event.set_codeBlobType((u1)bt);
538 event.set_startAddress((u8)CodeCache::low_bound(bt));
539 event.set_reservedTopAddress((u8)CodeCache::high_bound(bt));
540 event.set_entryCount(CodeCache::blob_count(bt));
541 event.set_methodCount(CodeCache::nmethod_count(bt));
542 event.set_adaptorCount(CodeCache::adapter_count(bt));
543 event.set_unallocatedCapacity(CodeCache::unallocated_capacity(bt));
544 event.set_fullCount(CodeCache::get_codemem_full_count(bt));
545 event.commit();
546 }
547 }
548 }
549
TRACE_REQUEST_FUNC(CodeCacheConfiguration)550 TRACE_REQUEST_FUNC(CodeCacheConfiguration) {
551 EventCodeCacheConfiguration event;
552 event.set_initialSize(InitialCodeCacheSize);
553 event.set_reservedSize(ReservedCodeCacheSize);
554 event.set_nonNMethodSize(NonNMethodCodeHeapSize);
555 event.set_profiledSize(ProfiledCodeHeapSize);
556 event.set_nonProfiledSize(NonProfiledCodeHeapSize);
557 event.set_expansionSize(CodeCacheExpansionSize);
558 event.set_minBlockLength(CodeCacheMinBlockLength);
559 event.set_startAddress((u8)CodeCache::low_bound());
560 event.set_reservedTopAddress((u8)CodeCache::high_bound());
561 event.commit();
562 }
563
TRACE_REQUEST_FUNC(CodeSweeperStatistics)564 TRACE_REQUEST_FUNC(CodeSweeperStatistics) {
565 EventCodeSweeperStatistics event;
566 event.set_sweepCount(NMethodSweeper::traversal_count());
567 event.set_methodReclaimedCount(NMethodSweeper::total_nof_methods_reclaimed());
568 event.set_totalSweepTime(NMethodSweeper::total_time_sweeping());
569 event.set_peakFractionTime(NMethodSweeper::peak_sweep_fraction_time());
570 event.set_peakSweepTime(NMethodSweeper::peak_sweep_time());
571 event.commit();
572 }
573
TRACE_REQUEST_FUNC(CodeSweeperConfiguration)574 TRACE_REQUEST_FUNC(CodeSweeperConfiguration) {
575 EventCodeSweeperConfiguration event;
576 event.set_sweeperEnabled(MethodFlushing);
577 event.set_flushingEnabled(UseCodeCacheFlushing);
578 event.commit();
579 }
580
TRACE_REQUEST_FUNC(ShenandoahHeapRegionInformation)581 TRACE_REQUEST_FUNC(ShenandoahHeapRegionInformation) {
582 #if INCLUDE_SHENANDOAHGC
583 if (UseShenandoahGC) {
584 VM_ShenandoahSendHeapRegionInfoEvents op;
585 VMThread::execute(&op);
586 }
587 #endif
588 }
589