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 "cds/aotMetaspace.hpp"
26 #include "cds/cds_globals.hpp"
27 #include "cds/cdsConfig.hpp"
28 #include "cds/classListWriter.hpp"
29 #include "cds/dynamicArchive.hpp"
30 #include "classfile/classLoader.hpp"
31 #include "classfile/classLoaderDataGraph.hpp"
32 #include "classfile/javaClasses.hpp"
33 #include "classfile/stringTable.hpp"
34 #include "classfile/symbolTable.hpp"
35 #include "classfile/systemDictionary.hpp"
36 #include "code/codeCache.hpp"
37 #include "compiler/compilationMemoryStatistic.hpp"
38 #include "compiler/compilationPolicy.hpp"
39 #include "compiler/compileBroker.hpp"
40 #include "compiler/compilerOracle.hpp"
41 #include "gc/shared/collectedHeap.hpp"
42 #include "gc/shared/stringdedup/stringDedup.hpp"
43 #include "interpreter/bytecodeHistogram.hpp"
44 #include "jfr/jfrEvents.hpp"
45 #include "jfr/support/jfrThreadId.hpp"
46 #include "jvm.h"
47 #include "logging/log.hpp"
48 #include "logging/logStream.hpp"
49 #include "memory/metaspaceUtils.hpp"
50 #include "memory/oopFactory.hpp"
51 #include "memory/resourceArea.hpp"
52 #include "memory/universe.hpp"
53 #include "nmt/memMapPrinter.hpp"
54 #include "nmt/memTracker.hpp"
55 #include "oops/constantPool.hpp"
56 #include "oops/generateOopMap.hpp"
57 #include "oops/instanceKlass.hpp"
58 #include "oops/instanceOop.hpp"
59 #include "oops/klassVtable.hpp"
60 #include "oops/method.inline.hpp"
61 #include "oops/objArrayOop.hpp"
62 #include "oops/oop.inline.hpp"
63 #include "oops/symbol.hpp"
64 #include "prims/jvmtiAgentList.hpp"
65 #include "prims/jvmtiExport.hpp"
66 #include "runtime/continuation.hpp"
67 #include "runtime/deoptimization.hpp"
68 #include "runtime/flags/flagSetting.hpp"
69 #include "runtime/handles.inline.hpp"
70 #include "runtime/init.hpp"
71 #include "runtime/interfaceSupport.inline.hpp"
72 #include "runtime/java.hpp"
73 #include "runtime/javaThread.hpp"
74 #include "runtime/os.hpp"
75 #include "runtime/sharedRuntime.hpp"
76 #include "runtime/stubRoutines.hpp"
77 #include "runtime/task.hpp"
78 #include "runtime/threads.hpp"
79 #include "runtime/timer.hpp"
80 #include "runtime/trimNativeHeap.hpp"
81 #include "runtime/vm_version.hpp"
82 #include "runtime/vmOperations.hpp"
83 #include "runtime/vmThread.hpp"
84 #include "sanitizers/leak.hpp"
85 #include "utilities/dtrace.hpp"
86 #include "utilities/events.hpp"
87 #include "utilities/globalDefinitions.hpp"
88 #include "utilities/macros.hpp"
144
145 ss.print_cr("------------------------------------------------------------------------");
146 m->print_invocation_count(&ss);
147 ss.print_cr(" mdo size: %d bytes", m->method_data()->size_in_bytes());
148 ss.cr();
149 // Dump data on parameters if any
150 if (m->method_data() != nullptr && m->method_data()->parameters_type_data() != nullptr) {
151 ss.fill_to(2);
152 m->method_data()->parameters_type_data()->print_data_on(&ss);
153 }
154 m->print_codes_on(&ss);
155 tty->print("%s", ss.as_string()); // print all at once
156 total_size += m->method_data()->size_in_bytes();
157 }
158 tty->print_cr("------------------------------------------------------------------------");
159 tty->print_cr("Total MDO size: %d bytes", total_size);
160 }
161 }
162 }
163
164 #ifndef PRODUCT
165
166 // Statistics printing (method invocation histogram)
167
168 GrowableArray<Method*>* collected_invoked_methods;
169
170 static void collect_invoked_methods(Method* m) {
171 if (m->invocation_count() + m->compiled_invocation_count() >= 1) {
172 collected_invoked_methods->push(m);
173 }
174 }
175
176
177 // Invocation count accumulators should be unsigned long to shift the
178 // overflow border. Longer-running workloads tend to create invocation
179 // counts which already overflow 32-bit counters for individual methods.
180 static void print_method_invocation_histogram() {
181 ResourceMark rm;
182 collected_invoked_methods = new GrowableArray<Method*>(1024);
183 SystemDictionary::methods_do(collect_invoked_methods);
211 if (m->is_synchronized()) synch_total += iic + cic;
212 if (m->is_native()) native_total += iic + cic;
213 if (m->is_accessor()) access_total += iic + cic;
214 }
215 tty->cr();
216 total = int_total + comp_total;
217 special_total = final_total + static_total +synch_total + native_total + access_total;
218 tty->print_cr("Invocations summary for %d methods:", collected_invoked_methods->length());
219 double total_div = (double)total;
220 tty->print_cr("\t" UINT64_FORMAT_W(12) " (100%%) total", total);
221 tty->print_cr("\t" UINT64_FORMAT_W(12) " (%4.1f%%) |- interpreted", int_total, 100.0 * (double)int_total / total_div);
222 tty->print_cr("\t" UINT64_FORMAT_W(12) " (%4.1f%%) |- compiled", comp_total, 100.0 * (double)comp_total / total_div);
223 tty->print_cr("\t" UINT64_FORMAT_W(12) " (%4.1f%%) |- special methods (interpreted and compiled)",
224 special_total, 100.0 * (double)special_total/ total_div);
225 tty->print_cr("\t" UINT64_FORMAT_W(12) " (%4.1f%%) |- synchronized",synch_total, 100.0 * (double)synch_total / total_div);
226 tty->print_cr("\t" UINT64_FORMAT_W(12) " (%4.1f%%) |- final", final_total, 100.0 * (double)final_total / total_div);
227 tty->print_cr("\t" UINT64_FORMAT_W(12) " (%4.1f%%) |- static", static_total, 100.0 * (double)static_total / total_div);
228 tty->print_cr("\t" UINT64_FORMAT_W(12) " (%4.1f%%) |- native", native_total, 100.0 * (double)native_total / total_div);
229 tty->print_cr("\t" UINT64_FORMAT_W(12) " (%4.1f%%) |- accessor", access_total, 100.0 * (double)access_total / total_div);
230 tty->cr();
231 SharedRuntime::print_call_statistics(comp_total);
232 }
233
234 static void print_bytecode_count() {
235 if (CountBytecodes || TraceBytecodes || StopInterpreterAt) {
236 tty->print_cr("[BytecodeCounter::counter_value = %zu]", BytecodeCounter::counter_value());
237 }
238 }
239
240 #else
241
242 static void print_method_invocation_histogram() {}
243 static void print_bytecode_count() {}
244
245 #endif // PRODUCT
246
247
248 // General statistics printing (profiling ...)
249 void print_statistics() {
250 if (CITime) {
251 CompileBroker::print_times();
252 }
253
254 #ifdef COMPILER1
255 if ((PrintC1Statistics || LogVMOutput || LogCompilation) && UseCompiler) {
256 FlagSetting fs(DisplayVMOutput, DisplayVMOutput && PrintC1Statistics);
257 Runtime1::print_statistics();
258 SharedRuntime::print_statistics();
259 }
260 #endif /* COMPILER1 */
261
262 #ifdef COMPILER2
263 if ((PrintOptoStatistics || LogVMOutput || LogCompilation) && UseCompiler) {
264 FlagSetting fs(DisplayVMOutput, DisplayVMOutput && PrintOptoStatistics);
265 Compile::print_statistics();
266 Deoptimization::print_statistics();
267 #ifndef COMPILER1
268 SharedRuntime::print_statistics();
269 #endif //COMPILER1
270 }
271
272 if (PrintLockStatistics) {
273 OptoRuntime::print_named_counters();
274 }
275 #ifdef ASSERT
276 if (CollectIndexSetStatistics) {
277 IndexSet::print_statistics();
304 if (PrintSymbolTableSizeHistogram) {
305 SymbolTable::print_histogram();
306 }
307 if (CountBytecodes || TraceBytecodes || StopInterpreterAt) {
308 BytecodeCounter::print();
309 }
310 if (PrintBytecodePairHistogram) {
311 BytecodePairHistogram::print();
312 }
313
314 if (PrintCodeCache) {
315 MutexLocker mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
316 CodeCache::print();
317 }
318
319 // CodeHeap State Analytics.
320 if (PrintCodeHeapAnalytics) {
321 CompileBroker::print_heapinfo(nullptr, "all", 4096); // details
322 }
323
324 #ifndef PRODUCT
325 if (PrintCodeCache2) {
326 MutexLocker mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
327 CodeCache::print_internals();
328 }
329 #endif
330
331 if (VerifyOops && Verbose) {
332 tty->print_cr("+VerifyOops count: %d", StubRoutines::verify_oop_count());
333 }
334
335 print_bytecode_count();
336
337 if (PrintVMInfoAtExit) {
338 // Use an intermediate stream to prevent deadlocking on tty_lock
339 stringStream ss;
340 VMError::print_vm_info(&ss);
341 tty->print_raw(ss.base());
342 }
343
351 ResourceMark rm;
352 MutexLocker mcld(ClassLoaderDataGraph_lock);
353 ClassLoaderDataGraph::print();
354 }
355
356 // Native memory tracking data
357 if (PrintNMTStatistics) {
358 MemTracker::final_report(tty);
359 }
360
361 if (PrintMetaspaceStatisticsAtExit) {
362 MetaspaceUtils::print_basic_report(tty, 0);
363 }
364
365 if (PrintCompilerMemoryStatisticsAtExit) {
366 CompilationMemoryStatistic::print_final_report(tty);
367 }
368
369 ThreadsSMRSupport::log_statistics();
370
371 if (log_is_enabled(Info, perf, class, link)) {
372 LogStreamHandle(Info, perf, class, link) log;
373 log.print_cr("At VM exit:");
374 ClassLoader::print_counters(&log);
375 }
376 }
377
378 // Note: before_exit() can be executed only once, if more than one threads
379 // are trying to shutdown the VM at the same time, only one thread
380 // can run before_exit() and all other threads must wait.
381 void before_exit(JavaThread* thread, bool halt) {
382 #define BEFORE_EXIT_NOT_RUN 0
383 #define BEFORE_EXIT_RUNNING 1
384 #define BEFORE_EXIT_DONE 2
385 static jint volatile _before_exit_status = BEFORE_EXIT_NOT_RUN;
386
387 Events::log(thread, "Before exit entered");
388
389 // Note: don't use a Mutex to guard the entire before_exit(), as
390 // JVMTI post_thread_end_event and post_vm_death_event will run native code.
416
417 // Do not add any additional shutdown logic between the above mutex logic and
418 // leak sanitizer logic below. Any additional shutdown code which performs some
419 // cleanup should be added after the leak sanitizer logic below.
420
421 #ifdef LEAK_SANITIZER
422 // If we are built with LSan, we need to perform leak checking. If we are
423 // terminating normally, not halting and no VM error, we perform a normal
424 // leak check which terminates if leaks are found. If we are not terminating
425 // normally, halting or VM error, we perform a recoverable leak check which
426 // prints leaks but will not terminate.
427 if (!halt && !VMError::is_error_reported()) {
428 LSAN_DO_LEAK_CHECK();
429 } else {
430 // Ignore the return value.
431 static_cast<void>(LSAN_DO_RECOVERABLE_LEAK_CHECK());
432 }
433 #endif
434
435 #if INCLUDE_CDS
436 // Dynamic CDS dumping must happen whilst we can still reliably
437 // run Java code.
438 DynamicArchive::dump_at_exit(thread);
439 assert(!thread->has_pending_exception(), "must be");
440 #endif
441
442 // Actual shutdown logic begins here.
443
444 #if INCLUDE_JVMCI
445 if (EnableJVMCI) {
446 JVMCI::shutdown(thread);
447 }
448 #endif
449
450 #if INCLUDE_CDS
451 ClassListWriter::write_resolved_constants();
452
453 if (CDSConfig::is_dumping_preimage_static_archive()) {
454 AOTMetaspace::dump_static_archive(thread);
455 }
456 #endif
457
458 // Hang forever on exit if we're reporting an error.
459 if (ShowMessageBoxOnError && VMError::is_error_reported()) {
460 os::infinite_sleep();
461 }
462
463 EventThreadEnd event;
464 if (event.should_commit()) {
465 event.set_thread(JFR_JVM_THREAD_ID(thread));
466 event.commit();
467 }
468
469 JFR_ONLY(Jfr::on_vm_shutdown(false, halt);)
470
471 // Stop the WatcherThread. We do this before disenrolling various
472 // PeriodicTasks to reduce the likelihood of races.
473 WatcherThread::stop();
474
475 NativeHeapTrimmer::cleanup();
476
477 if (JvmtiExport::should_post_thread_life()) {
478 JvmtiExport::post_thread_end(thread);
479 }
480
481 // Always call even when there are not JVMTI environments yet, since environments
482 // may be attached late and JVMTI must track phases of VM execution.
483 JvmtiExport::post_vm_death();
484 JvmtiAgentList::unload_agents();
485
486 // No user code can be executed in the current thread after this point.
487
488 // Run before exit and then stop concurrent GC threads.
489 Universe::before_exit();
490
491 if (PrintBytecodeHistogram) {
492 BytecodeHistogram::print();
493 }
494
495 #ifdef LINUX
496 if (DumpPerfMapAtExit) {
497 CodeCache::write_perf_map(nullptr, tty);
498 }
499 if (PrintMemoryMapAtExit) {
500 MemMapPrinter::print_all_mappings(tty);
501 }
502 #endif
503
504 // Terminate the signal thread
505 // Note: we don't wait until it actually dies.
506 os::terminate_signal_thread();
507
508 #if INCLUDE_CDS
509 if (AOTVerifyTrainingData) {
510 TrainingData::verify();
511 }
512 #endif
|
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 "cds/aotLinkedClassBulkLoader.hpp"
26 #include "cds/aotMetaspace.hpp"
27 #include "cds/cds_globals.hpp"
28 #include "cds/cdsConfig.hpp"
29 #include "cds/classListWriter.hpp"
30 #include "cds/dynamicArchive.hpp"
31 #include "cds/methodProfiler.hpp"
32 #include "classfile/classLoader.hpp"
33 #include "classfile/classLoaderDataGraph.hpp"
34 #include "classfile/javaClasses.hpp"
35 #include "classfile/stringTable.hpp"
36 #include "classfile/symbolTable.hpp"
37 #include "classfile/systemDictionary.hpp"
38 #include "code/aotCodeCache.hpp"
39 #include "code/codeCache.hpp"
40 #include "compiler/compilationMemoryStatistic.hpp"
41 #include "compiler/compilationPolicy.hpp"
42 #include "compiler/compileBroker.hpp"
43 #include "compiler/compilerOracle.hpp"
44 #include "gc/shared/collectedHeap.hpp"
45 #include "gc/shared/stringdedup/stringDedup.hpp"
46 #include "interpreter/bytecodeHistogram.hpp"
47 #include "interpreter/interpreterRuntime.hpp"
48 #include "jfr/jfrEvents.hpp"
49 #include "jfr/support/jfrThreadId.hpp"
50 #include "jvm.h"
51 #include "logging/log.hpp"
52 #include "logging/logStream.hpp"
53 #include "memory/metaspaceUtils.hpp"
54 #include "memory/oopFactory.hpp"
55 #include "memory/resourceArea.hpp"
56 #include "memory/universe.hpp"
57 #include "nmt/memMapPrinter.hpp"
58 #include "nmt/memTracker.hpp"
59 #include "oops/constantPool.hpp"
60 #include "oops/generateOopMap.hpp"
61 #include "oops/instanceKlass.hpp"
62 #include "oops/instanceOop.hpp"
63 #include "oops/klassVtable.hpp"
64 #include "oops/method.inline.hpp"
65 #include "oops/objArrayOop.hpp"
66 #include "oops/oop.inline.hpp"
67 #include "oops/symbol.hpp"
68 #include "oops/trainingData.hpp"
69 #include "prims/jvmtiAgentList.hpp"
70 #include "prims/jvmtiExport.hpp"
71 #include "prims/methodHandles.hpp"
72 #include "runtime/continuation.hpp"
73 #include "runtime/deoptimization.hpp"
74 #include "runtime/flags/flagSetting.hpp"
75 #include "runtime/globals_extension.hpp"
76 #include "runtime/handles.inline.hpp"
77 #include "runtime/init.hpp"
78 #include "runtime/interfaceSupport.inline.hpp"
79 #include "runtime/java.hpp"
80 #include "runtime/javaThread.hpp"
81 #include "runtime/os.hpp"
82 #include "runtime/sharedRuntime.hpp"
83 #include "runtime/stubRoutines.hpp"
84 #include "runtime/task.hpp"
85 #include "runtime/threads.hpp"
86 #include "runtime/timer.hpp"
87 #include "runtime/trimNativeHeap.hpp"
88 #include "runtime/vm_version.hpp"
89 #include "runtime/vmOperations.hpp"
90 #include "runtime/vmThread.hpp"
91 #include "sanitizers/leak.hpp"
92 #include "utilities/dtrace.hpp"
93 #include "utilities/events.hpp"
94 #include "utilities/globalDefinitions.hpp"
95 #include "utilities/macros.hpp"
151
152 ss.print_cr("------------------------------------------------------------------------");
153 m->print_invocation_count(&ss);
154 ss.print_cr(" mdo size: %d bytes", m->method_data()->size_in_bytes());
155 ss.cr();
156 // Dump data on parameters if any
157 if (m->method_data() != nullptr && m->method_data()->parameters_type_data() != nullptr) {
158 ss.fill_to(2);
159 m->method_data()->parameters_type_data()->print_data_on(&ss);
160 }
161 m->print_codes_on(&ss);
162 tty->print("%s", ss.as_string()); // print all at once
163 total_size += m->method_data()->size_in_bytes();
164 }
165 tty->print_cr("------------------------------------------------------------------------");
166 tty->print_cr("Total MDO size: %d bytes", total_size);
167 }
168 }
169 }
170
171 void perf_jvm_print_on(outputStream* st);
172
173 void log_vm_init_stats() {
174 LogStreamHandle(Info, init) log;
175 if (log.is_enabled()) {
176 SharedRuntime::print_counters_on(&log);
177 ClassLoader::print_counters(&log);
178 AOTLinkedClassBulkLoader::print_counters_on(&log);
179 log.cr();
180 // FIXME: intermittent crashes
181 // if (CountBytecodesPerThread) {
182 // log.print_cr("Thread info:");
183 // class PrintThreadInfo : public ThreadClosure {
184 // outputStream* _st;
185 // public:
186 // PrintThreadInfo(outputStream* st) : ThreadClosure(), _st(st) {}
187 // void do_thread(Thread* thread) {
188 // JavaThread* jt = JavaThread::cast(thread);
189 // if (jt->bc_counter_value() > 0) {
190 // _st->print_cr(" Thread " INTPTR_FORMAT ": %ld bytecodes executed (clinit: %ld)",
191 // p2i(jt), /*jt->name(),*/ jt->bc_counter_value(), jt->clinit_bc_counter_value());
192 // }
193 // }
194 // };
195 // PrintThreadInfo cl(&log);
196 // Threads::java_threads_do(&cl);
197 // }
198 // log.cr();
199 log.print_cr("Deoptimization events: ");
200 Deoptimization::print_statistics_on(&log);
201 log.cr();
202
203 log.print("Compilation statistics: ");
204 CompileBroker::print_statistics_on(&log);
205 log.cr();
206
207 {
208 MutexLocker mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
209 log.print("Code cache statistics: ");
210 CodeCache::print_nmethod_statistics_on(&log);
211 log.cr();
212 }
213
214 if (AOTCodeCache::is_on_for_use()) {
215 log.print_cr("Startup Code Cache: ");
216 AOTCodeCache::print_statistics_on(&log);
217 log.cr();
218 AOTCodeCache::print_timers_on(&log);
219 }
220
221 VMThread::print_counters_on(&log);
222 log.cr();
223 MutexLockerImpl::print_counters_on(&log);
224 log.cr();
225 log.print("Runtime events for thread \"main\"");
226 if (ProfileRuntimeCalls) {
227 log.print_cr(" (%d nested events):", ProfileVMCallContext::nested_runtime_calls_count());
228
229 InterpreterRuntime::print_counters_on(&log);
230 #ifdef COMPILER1
231 Runtime1::print_counters_on(&log);
232 #endif
233 #ifdef COMPILER2
234 OptoRuntime::print_counters_on(&log);
235 Deoptimization::print_counters_on(&log);
236 #endif
237 } else {
238 log.print_cr(": no info (%s is disabled)", (UsePerfData ? "ProfileRuntimeCalls" : "UsePerfData"));
239 }
240 log.cr();
241 perf_jvm_print_on(&log);
242 log.cr();
243 MethodHandles::print_counters_on(&log);
244 }
245 }
246
247 void print_bytecode_count() {
248 if (CountBytecodes || TraceBytecodes || StopInterpreterAt) {
249 tty->print_cr("[BytecodeCounter::counter_value = %zu]", BytecodeCounter::counter_value());
250 }
251 }
252
253 #ifndef PRODUCT
254
255 // Statistics printing (method invocation histogram)
256
257 GrowableArray<Method*>* collected_invoked_methods;
258
259 static void collect_invoked_methods(Method* m) {
260 if (m->invocation_count() + m->compiled_invocation_count() >= 1) {
261 collected_invoked_methods->push(m);
262 }
263 }
264
265
266 // Invocation count accumulators should be unsigned long to shift the
267 // overflow border. Longer-running workloads tend to create invocation
268 // counts which already overflow 32-bit counters for individual methods.
269 static void print_method_invocation_histogram() {
270 ResourceMark rm;
271 collected_invoked_methods = new GrowableArray<Method*>(1024);
272 SystemDictionary::methods_do(collect_invoked_methods);
300 if (m->is_synchronized()) synch_total += iic + cic;
301 if (m->is_native()) native_total += iic + cic;
302 if (m->is_accessor()) access_total += iic + cic;
303 }
304 tty->cr();
305 total = int_total + comp_total;
306 special_total = final_total + static_total +synch_total + native_total + access_total;
307 tty->print_cr("Invocations summary for %d methods:", collected_invoked_methods->length());
308 double total_div = (double)total;
309 tty->print_cr("\t" UINT64_FORMAT_W(12) " (100%%) total", total);
310 tty->print_cr("\t" UINT64_FORMAT_W(12) " (%4.1f%%) |- interpreted", int_total, 100.0 * (double)int_total / total_div);
311 tty->print_cr("\t" UINT64_FORMAT_W(12) " (%4.1f%%) |- compiled", comp_total, 100.0 * (double)comp_total / total_div);
312 tty->print_cr("\t" UINT64_FORMAT_W(12) " (%4.1f%%) |- special methods (interpreted and compiled)",
313 special_total, 100.0 * (double)special_total/ total_div);
314 tty->print_cr("\t" UINT64_FORMAT_W(12) " (%4.1f%%) |- synchronized",synch_total, 100.0 * (double)synch_total / total_div);
315 tty->print_cr("\t" UINT64_FORMAT_W(12) " (%4.1f%%) |- final", final_total, 100.0 * (double)final_total / total_div);
316 tty->print_cr("\t" UINT64_FORMAT_W(12) " (%4.1f%%) |- static", static_total, 100.0 * (double)static_total / total_div);
317 tty->print_cr("\t" UINT64_FORMAT_W(12) " (%4.1f%%) |- native", native_total, 100.0 * (double)native_total / total_div);
318 tty->print_cr("\t" UINT64_FORMAT_W(12) " (%4.1f%%) |- accessor", access_total, 100.0 * (double)access_total / total_div);
319 tty->cr();
320 SharedRuntime::print_call_statistics_on(tty);
321
322 }
323
324 #else
325
326 static void print_method_invocation_histogram() {}
327
328 #endif // PRODUCT
329
330
331 // General statistics printing (profiling ...)
332 void print_statistics() {
333 #if INCLUDE_CDS
334 if (AOTReplayTraining && AOTPrintTrainingInfo) {
335 TrainingData::print_archived_training_data_on(tty);
336 }
337 #endif
338 if (CITime) {
339 CompileBroker::print_times();
340 }
341
342 #ifdef COMPILER1
343 if ((PrintC1Statistics || LogVMOutput || LogCompilation) && UseCompiler) {
344 FlagSetting fs(DisplayVMOutput, DisplayVMOutput && PrintC1Statistics);
345 Runtime1::print_statistics_on(tty);
346 SharedRuntime::print_statistics();
347 }
348 #endif /* COMPILER1 */
349
350 #ifdef COMPILER2
351 if ((PrintOptoStatistics || LogVMOutput || LogCompilation) && UseCompiler) {
352 FlagSetting fs(DisplayVMOutput, DisplayVMOutput && PrintOptoStatistics);
353 Compile::print_statistics();
354 Deoptimization::print_statistics();
355 #ifndef COMPILER1
356 SharedRuntime::print_statistics();
357 #endif //COMPILER1
358 }
359
360 if (PrintLockStatistics) {
361 OptoRuntime::print_named_counters();
362 }
363 #ifdef ASSERT
364 if (CollectIndexSetStatistics) {
365 IndexSet::print_statistics();
392 if (PrintSymbolTableSizeHistogram) {
393 SymbolTable::print_histogram();
394 }
395 if (CountBytecodes || TraceBytecodes || StopInterpreterAt) {
396 BytecodeCounter::print();
397 }
398 if (PrintBytecodePairHistogram) {
399 BytecodePairHistogram::print();
400 }
401
402 if (PrintCodeCache) {
403 MutexLocker mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
404 CodeCache::print();
405 }
406
407 // CodeHeap State Analytics.
408 if (PrintCodeHeapAnalytics) {
409 CompileBroker::print_heapinfo(nullptr, "all", 4096); // details
410 }
411
412 LogStreamHandle(Debug, codecache, nmethod) log;
413 if (log.is_enabled()) {
414 MutexLocker mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
415 CodeCache::print_nmethods_on(&log);
416 }
417
418 #ifndef PRODUCT
419 if (PrintCodeCache2) {
420 MutexLocker mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
421 CodeCache::print_internals();
422 }
423 #endif
424
425 if (VerifyOops && Verbose) {
426 tty->print_cr("+VerifyOops count: %d", StubRoutines::verify_oop_count());
427 }
428
429 print_bytecode_count();
430
431 if (PrintVMInfoAtExit) {
432 // Use an intermediate stream to prevent deadlocking on tty_lock
433 stringStream ss;
434 VMError::print_vm_info(&ss);
435 tty->print_raw(ss.base());
436 }
437
445 ResourceMark rm;
446 MutexLocker mcld(ClassLoaderDataGraph_lock);
447 ClassLoaderDataGraph::print();
448 }
449
450 // Native memory tracking data
451 if (PrintNMTStatistics) {
452 MemTracker::final_report(tty);
453 }
454
455 if (PrintMetaspaceStatisticsAtExit) {
456 MetaspaceUtils::print_basic_report(tty, 0);
457 }
458
459 if (PrintCompilerMemoryStatisticsAtExit) {
460 CompilationMemoryStatistic::print_final_report(tty);
461 }
462
463 ThreadsSMRSupport::log_statistics();
464
465 log_vm_init_stats();
466
467 if (log_is_enabled(Info, perf, class, link)) {
468 LogStreamHandle(Info, perf, class, link) log;
469 log.print_cr("At VM exit:");
470 ClassLoader::print_counters(&log);
471 }
472 }
473
474 // Note: before_exit() can be executed only once, if more than one threads
475 // are trying to shutdown the VM at the same time, only one thread
476 // can run before_exit() and all other threads must wait.
477 void before_exit(JavaThread* thread, bool halt) {
478 #define BEFORE_EXIT_NOT_RUN 0
479 #define BEFORE_EXIT_RUNNING 1
480 #define BEFORE_EXIT_DONE 2
481 static jint volatile _before_exit_status = BEFORE_EXIT_NOT_RUN;
482
483 Events::log(thread, "Before exit entered");
484
485 // Note: don't use a Mutex to guard the entire before_exit(), as
486 // JVMTI post_thread_end_event and post_vm_death_event will run native code.
512
513 // Do not add any additional shutdown logic between the above mutex logic and
514 // leak sanitizer logic below. Any additional shutdown code which performs some
515 // cleanup should be added after the leak sanitizer logic below.
516
517 #ifdef LEAK_SANITIZER
518 // If we are built with LSan, we need to perform leak checking. If we are
519 // terminating normally, not halting and no VM error, we perform a normal
520 // leak check which terminates if leaks are found. If we are not terminating
521 // normally, halting or VM error, we perform a recoverable leak check which
522 // prints leaks but will not terminate.
523 if (!halt && !VMError::is_error_reported()) {
524 LSAN_DO_LEAK_CHECK();
525 } else {
526 // Ignore the return value.
527 static_cast<void>(LSAN_DO_RECOVERABLE_LEAK_CHECK());
528 }
529 #endif
530
531 #if INCLUDE_CDS
532 MethodProfiler::process_method_hotness();
533 // Dynamic CDS dumping must happen whilst we can still reliably
534 // run Java code.
535 DynamicArchive::dump_at_exit(thread);
536 assert(!thread->has_pending_exception(), "must be");
537 #endif
538
539 // Actual shutdown logic begins here.
540
541 #if INCLUDE_JVMCI
542 if (EnableJVMCI) {
543 JVMCI::shutdown(thread);
544 }
545 #endif
546
547 #if INCLUDE_CDS
548 ClassListWriter::write_resolved_constants();
549 ClassListWriter::write_reflection_data();
550 ClassListWriter::write_loader_negative_lookup_cache();
551 if (CDSConfig::is_dumping_preimage_static_archive()) {
552 AOTMetaspace::dump_static_archive(thread);
553 }
554 #endif
555
556 // Hang forever on exit if we're reporting an error.
557 if (ShowMessageBoxOnError && VMError::is_error_reported()) {
558 os::infinite_sleep();
559 }
560
561 EventThreadEnd event;
562 if (event.should_commit()) {
563 event.set_thread(JFR_JVM_THREAD_ID(thread));
564 event.commit();
565 }
566
567 JFR_ONLY(Jfr::on_vm_shutdown(false, halt);)
568
569 // Stop the WatcherThread. We do this before disenrolling various
570 // PeriodicTasks to reduce the likelihood of races.
571 WatcherThread::stop();
572
573 NativeHeapTrimmer::cleanup();
574
575 if (JvmtiExport::should_post_thread_life()) {
576 JvmtiExport::post_thread_end(thread);
577 }
578
579 // Always call even when there are not JVMTI environments yet, since environments
580 // may be attached late and JVMTI must track phases of VM execution.
581 JvmtiExport::post_vm_death();
582 JvmtiAgentList::unload_agents();
583
584 // No user code can be executed in the current thread after this point.
585
586 // Run before exit and then stop concurrent GC threads.
587 Universe::before_exit();
588
589 if (PrintBytecodeHistogram) {
590 BytecodeHistogram::print(PrintBytecodeHistogramCutoff);
591 }
592
593 #ifdef LINUX
594 if (DumpPerfMapAtExit) {
595 CodeCache::write_perf_map(nullptr, tty);
596 }
597 if (PrintMemoryMapAtExit) {
598 MemMapPrinter::print_all_mappings(tty);
599 }
600 #endif
601
602 // Terminate the signal thread
603 // Note: we don't wait until it actually dies.
604 os::terminate_signal_thread();
605
606 #if INCLUDE_CDS
607 if (AOTVerifyTrainingData) {
608 TrainingData::verify();
609 }
610 #endif
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