1 /*

     2  * Copyright (c) 2012, 2018, 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/g1/g1HeapRegionEventSender.hpp"

    32 #include "gc/shared/gcConfiguration.hpp"

    33 #include "gc/shared/gcTrace.hpp"

    34 #include "gc/shared/objectCountEventSender.hpp"

    35 #include "gc/shared/vmGCOperations.hpp"

    36 #include "jfr/jfrEvents.hpp"

    37 #include "jfr/periodic/jfrModuleEvent.hpp"

    38 #include "jfr/periodic/jfrOSInterface.hpp"

    39 #include "jfr/periodic/jfrThreadCPULoadEvent.hpp"

    40 #include "jfr/periodic/jfrThreadDumpEvent.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 

    64 /**

    65  *  JfrPeriodic class

    66  *  Implementation of declarations in

    67  *  xsl generated traceRequestables.hpp

    68  */

    69 #define TRACE_REQUEST_FUNC(id)    void JfrPeriodicEventSet::request##id(void)

    70 

    71 TRACE_REQUEST_FUNC(JVMInformation) {

    72   ResourceMark rm;

    73   EventJVMInformation event;

    74   event.set_jvmName(VM_Version::vm_name());

    75   event.set_jvmVersion(VM_Version::internal_vm_info_string());

    76   event.set_javaArguments(Arguments::java_command());

    77   event.set_jvmArguments(Arguments::jvm_args());

    78   event.set_jvmFlags(Arguments::jvm_flags());

    79   event.set_jvmStartTime(Management::vm_init_done_time());

    80   event.commit();

    81  }

    82 

    83 TRACE_REQUEST_FUNC(OSInformation) {

    84   ResourceMark rm;

    85   char* os_name = NEW_RESOURCE_ARRAY(char, 2048);

    86   JfrOSInterface::os_version(&os_name);

    87   EventOSInformation event;

    88   event.set_osVersion(os_name);

    89   event.commit();

    90 }

    91 

    92 TRACE_REQUEST_FUNC(ModuleRequire) {

    93   JfrModuleEvent::generate_module_dependency_events();

    94 }

    95 

    96 TRACE_REQUEST_FUNC(ModuleExport) {

    97   JfrModuleEvent::generate_module_export_events();

    98 }

    99 

   100 /*

   101  * This is left empty on purpose, having ExecutionSample as a requestable

   102  * is a way of getting the period. The period is passed to ThreadSampling::update_period.

   103  * Implementation in jfrSamples.cpp

   104  */

   105 TRACE_REQUEST_FUNC(ExecutionSample) {

   106 }

   107 TRACE_REQUEST_FUNC(NativeMethodSample) {

   108 }

   109 

   110 TRACE_REQUEST_FUNC(ThreadDump) {

   111   ResourceMark rm;

   112   EventThreadDump event;

   113   event.set_result(JfrDcmdEvent::thread_dump());

   114   event.commit();

   115 }

   116 

   117 static int _native_library_callback(const char* name, address base, address top, void *param) {

   118   EventNativeLibrary event(UNTIMED);

   119   event.set_name(name);

   120   event.set_baseAddress((u8)base);

   121   event.set_topAddress((u8)top);

   122   event.set_endtime(*(JfrTicks*) param);

   123   event.commit();

   124   return 0;

   125 }

   126 

   127 TRACE_REQUEST_FUNC(NativeLibrary) {

   128   JfrTicks ts= JfrTicks::now();

   129   os::get_loaded_modules_info(&_native_library_callback, (void *)&ts);

   130 }

   131 

   132 TRACE_REQUEST_FUNC(InitialEnvironmentVariable) {

   133   JfrOSInterface::generate_initial_environment_variable_events();

   134 }

   135 

   136 TRACE_REQUEST_FUNC(CPUInformation) {

   137   CPUInformation cpu_info;

   138   int ret_val = JfrOSInterface::cpu_information(cpu_info);

   139   if (ret_val == OS_ERR) {

   140     log_debug(jfr, system)( "Unable to generate requestable event CPUInformation");

   141     return;

   142   }

   143   if (ret_val == FUNCTIONALITY_NOT_IMPLEMENTED) {

   144      return;

   145   }

   146   if (ret_val == OS_OK) {

   147     EventCPUInformation event;

   148     event.set_cpu(cpu_info.cpu_name());

   149     event.set_description(cpu_info.cpu_description());

   150     event.set_sockets(cpu_info.number_of_sockets());

   151     event.set_cores(cpu_info.number_of_cores());

   152     event.set_hwThreads(cpu_info.number_of_hardware_threads());

   153     event.commit();

   154   }

   155 }

   156 

   157 TRACE_REQUEST_FUNC(CPULoad) {

   158   double u = 0; // user time

   159   double s = 0; // kernel time

   160   double t = 0; // total time

   161   int ret_val = JfrOSInterface::cpu_loads_process(&u, &s, &t);

   162   if (ret_val == OS_ERR) {

   163     log_debug(jfr, system)( "Unable to generate requestable event CPULoad");

   164     return;

   165   }

   166   if (ret_val == OS_OK) {

   167     EventCPULoad event;

   168     event.set_jvmUser((float)u);

   169     event.set_jvmSystem((float)s);

   170     event.set_machineTotal((float)t);

   171     event.commit();

   172   }

   173 }

   174 

   175 TRACE_REQUEST_FUNC(ThreadCPULoad) {

   176   JfrThreadCPULoadEvent::send_events();

   177 }

   178 

   179 TRACE_REQUEST_FUNC(CPUTimeStampCounter) {

   180   EventCPUTimeStampCounter event;

   181   event.set_fastTimeEnabled(JfrTime::is_ft_enabled());

   182   event.set_fastTimeAutoEnabled(JfrTime::is_ft_supported());

   183   event.set_osFrequency(os::elapsed_frequency());

   184   event.set_fastTimeFrequency(JfrTime::frequency());

   185   event.commit();

   186 }

   187 

   188 TRACE_REQUEST_FUNC(SystemProcess) {

   189   char pid_buf[16];

   190   SystemProcess* processes = NULL;

   191   int num_of_processes = 0;

   192   JfrTicks start_time = JfrTicks::now();

   193   int ret_val = JfrOSInterface::system_processes(&processes, &num_of_processes);

   194   if (ret_val == OS_ERR) {

   195     log_debug(jfr, system)( "Unable to generate requestable event SystemProcesses");

   196     return;

   197   }

   198   JfrTicks end_time = JfrTicks::now();

   199   if (ret_val == FUNCTIONALITY_NOT_IMPLEMENTED) {

   200     return;

   201   }

   202   if (ret_val == OS_OK) {

   203     // feature is implemented, write real event

   204     while (processes != NULL) {

   205       SystemProcess* tmp = processes;

   206       const char* info = processes->command_line();

   207       if (info == NULL) {

   208          info = processes->path();

   209       }

   210       if (info == NULL) {

   211          info = processes->name();

   212       }

   213       if (info == NULL) {

   214          info = "?";

   215       }

   216       jio_snprintf(pid_buf, sizeof(pid_buf), "%d", processes->pid());

   217       EventSystemProcess event(UNTIMED);

   218       event.set_pid(pid_buf);

   219       event.set_commandLine(info);

   220       event.set_starttime(start_time);

   221       event.set_endtime(end_time);

   222       event.commit();

   223       processes = processes->next();

   224       delete tmp;

   225     }

   226   }

   227 }

   228 

   229 TRACE_REQUEST_FUNC(ThreadContextSwitchRate) {

   230   double rate = 0.0;

   231   int ret_val = JfrOSInterface::context_switch_rate(&rate);

   232   if (ret_val == OS_ERR) {

   233     log_debug(jfr, system)( "Unable to generate requestable event ThreadContextSwitchRate");

   234     return;

   235   }

   236   if (ret_val == FUNCTIONALITY_NOT_IMPLEMENTED) {

   237     return;

   238   }

   239   if (ret_val == OS_OK) {

   240     EventThreadContextSwitchRate event;

   241     event.set_switchRate((float)rate + 0.0f);

   242     event.commit();

   243   }

   244 }

   245 

   246 #define SEND_FLAGS_OF_TYPE(eventType, flagType)                   \

   247   do {                                                            \

   248     JVMFlag *flag = JVMFlag::flags;                               \

   249     while (flag->_name != NULL) {                                 \

   250       if (flag->is_ ## flagType()) {                              \

   251         if (flag->is_unlocked()) {                                \

   252           Event ## eventType event;                               \

   253           event.set_name(flag->_name);                            \

   254           event.set_value(flag->get_ ## flagType());              \

   255           event.set_origin(flag->get_origin());                   \

   256           event.commit();                                         \

   257         }                                                         \

   258       }                                                           \

   259       ++flag;                                                     \

   260     }                                                             \

   261   } while (0)

   262 

   263 TRACE_REQUEST_FUNC(IntFlag) {

   264   SEND_FLAGS_OF_TYPE(IntFlag, int);

   265 }

   266 

   267 TRACE_REQUEST_FUNC(UnsignedIntFlag) {

   268   SEND_FLAGS_OF_TYPE(UnsignedIntFlag, uint);

   269 }

   270 

   271 TRACE_REQUEST_FUNC(LongFlag) {

   272   SEND_FLAGS_OF_TYPE(LongFlag, intx);

   273 }

   274 

   275 TRACE_REQUEST_FUNC(UnsignedLongFlag) {

   276   SEND_FLAGS_OF_TYPE(UnsignedLongFlag, uintx);

   277   SEND_FLAGS_OF_TYPE(UnsignedLongFlag, uint64_t);

   278   SEND_FLAGS_OF_TYPE(UnsignedLongFlag, size_t);

   279 }

   280 

   281 TRACE_REQUEST_FUNC(DoubleFlag) {

   282   SEND_FLAGS_OF_TYPE(DoubleFlag, double);

   283 }

   284 

   285 TRACE_REQUEST_FUNC(BooleanFlag) {

   286   SEND_FLAGS_OF_TYPE(BooleanFlag, bool);

   287 }

   288 

   289 TRACE_REQUEST_FUNC(StringFlag) {

   290   SEND_FLAGS_OF_TYPE(StringFlag, ccstr);

   291 }

   292 

   293 class VM_GC_SendObjectCountEvent : public VM_GC_HeapInspection {

   294  public:

   295   VM_GC_SendObjectCountEvent() : VM_GC_HeapInspection(NULL, true) {}

   296   virtual void doit() {

   297     ObjectCountEventSender::enable_requestable_event();

   298     collect();

   299     ObjectCountEventSender::disable_requestable_event();

   300   }

   301 };

   302 

   303 TRACE_REQUEST_FUNC(ObjectCount) {

   304   VM_GC_SendObjectCountEvent op;

   305   VMThread::execute(&op);

   306 }

   307 

   308 class VM_G1SendHeapRegionInfoEvents : public VM_Operation {

   309   virtual void doit() {

   310     G1HeapRegionEventSender::send_events();

   311   }

   312   virtual VMOp_Type type() const { return VMOp_HeapIterateOperation; }

   313 };

   314 

   315 TRACE_REQUEST_FUNC(G1HeapRegionInformation) {

   316   if (UseG1GC) {

   317     VM_G1SendHeapRegionInfoEvents op;

   318     VMThread::execute(&op);

   319   }

   320 }

   321 

   322 // Java Mission Control (JMC) uses (Java) Long.MIN_VALUE to describe that a

   323 // long value is undefined.

   324 static jlong jmc_undefined_long = min_jlong;

   325 

   326 TRACE_REQUEST_FUNC(GCConfiguration) {

   327   GCConfiguration conf;

   328   jlong pause_target = conf.has_pause_target_default_value() ? jmc_undefined_long : conf.pause_target();

   329   EventGCConfiguration event;

   330   event.set_youngCollector(conf.young_collector());

   331   event.set_oldCollector(conf.old_collector());

   332   event.set_parallelGCThreads(conf.num_parallel_gc_threads());

   333   event.set_concurrentGCThreads(conf.num_concurrent_gc_threads());

   334   event.set_usesDynamicGCThreads(conf.uses_dynamic_gc_threads());

   335   event.set_isExplicitGCConcurrent(conf.is_explicit_gc_concurrent());

   336   event.set_isExplicitGCDisabled(conf.is_explicit_gc_disabled());

   337   event.set_gcTimeRatio(conf.gc_time_ratio());

   338   event.set_pauseTarget((s8)pause_target);

   339   event.commit();

   340 }

   341 

   342 TRACE_REQUEST_FUNC(GCTLABConfiguration) {

   343   GCTLABConfiguration conf;

   344   EventGCTLABConfiguration event;

   345   event.set_usesTLABs(conf.uses_tlabs());

   346   event.set_minTLABSize(conf.min_tlab_size());

   347   event.set_tlabRefillWasteLimit(conf.tlab_refill_waste_limit());

   348   event.commit();

   349 }

   350 

   351 TRACE_REQUEST_FUNC(GCSurvivorConfiguration) {

   352   GCSurvivorConfiguration conf;

   353   EventGCSurvivorConfiguration event;

   354   event.set_maxTenuringThreshold(conf.max_tenuring_threshold());

   355   event.set_initialTenuringThreshold(conf.initial_tenuring_threshold());

   356   event.commit();

   357 }

   358 

   359 TRACE_REQUEST_FUNC(GCHeapConfiguration) {

   360   GCHeapConfiguration conf;

   361   EventGCHeapConfiguration event;

   362   event.set_minSize(conf.min_size());

   363   event.set_maxSize(conf.max_size());

   364   event.set_initialSize(conf.initial_size());

   365   event.set_usesCompressedOops(conf.uses_compressed_oops());

   366   event.set_compressedOopsMode(conf.narrow_oop_mode());

   367   event.set_objectAlignment(conf.object_alignment_in_bytes());

   368   event.set_heapAddressBits(conf.heap_address_size_in_bits());

   369   event.commit();

   370 }

   371 

   372 TRACE_REQUEST_FUNC(YoungGenerationConfiguration) {

   373   GCYoungGenerationConfiguration conf;

   374   jlong max_size = conf.has_max_size_default_value() ? jmc_undefined_long : conf.max_size();

   375   EventYoungGenerationConfiguration event;

   376   event.set_maxSize((u8)max_size);

   377   event.set_minSize(conf.min_size());

   378   event.set_newRatio(conf.new_ratio());

   379   event.commit();

   380 }

   381 

   382 TRACE_REQUEST_FUNC(InitialSystemProperty) {

   383   SystemProperty* p = Arguments::system_properties();

   384   JfrTicks time_stamp = JfrTicks::now();

   385   while (p !=  NULL) {

   386     if (!p->internal()) {

   387       EventInitialSystemProperty event(UNTIMED);

   388       event.set_key(p->key());

   389       event.set_value(p->value());

   390       event.set_endtime(time_stamp);

   391       event.commit();

   392     }

   393     p = p->next();

   394   }

   395 }

   396 

   397 TRACE_REQUEST_FUNC(ThreadAllocationStatistics) {

   398   ResourceMark rm;

   399   int initial_size = Threads::number_of_threads();

   400   GrowableArray<jlong> allocated(initial_size);

   401   GrowableArray<traceid> thread_ids(initial_size);

   402   JfrTicks time_stamp = JfrTicks::now();

   403   {

   404     // Collect allocation statistics while holding threads lock

   405     MutexLockerEx ml(Threads_lock);

   406     for (JavaThreadIteratorWithHandle jtiwh; JavaThread *jt = jtiwh.next(); ) {

   407       allocated.append(jt->cooked_allocated_bytes());

   408       thread_ids.append(JFR_THREAD_ID(jt));

   409     }

   410   }

   411 

   412   // Write allocation statistics to buffer.

   413   for(int i = 0; i < thread_ids.length(); i++) {

   414     EventThreadAllocationStatistics event(UNTIMED);

   415     event.set_allocated(allocated.at(i));

   416     event.set_thread(thread_ids.at(i));

   417     event.set_endtime(time_stamp);

   418     event.commit();

   419   }

   420 }

   421 

   422 /**

   423  *  PhysicalMemory event represents:

   424  *

   425  *  @totalSize == The amount of physical memory (hw) installed and reported by the OS, in bytes.

   426  *  @usedSize  == The amount of physical memory currently in use in the system (reserved/committed), in bytes.

   427  *

   428  *  Both fields are systemwide, i.e. represents the entire OS/HW environment.

   429  *  These fields do not include virtual memory.

   430  *

   431  *  If running inside a guest OS on top of a hypervisor in a virtualized environment,

   432  *  the total memory reported is the amount of memory configured for the guest OS by the hypervisor.

   433  */

   434 TRACE_REQUEST_FUNC(PhysicalMemory) {

   435   u8 totalPhysicalMemory = os::physical_memory();

   436   EventPhysicalMemory event;

   437   event.set_totalSize(totalPhysicalMemory);

   438   event.set_usedSize(totalPhysicalMemory - os::available_memory());

   439   event.commit();

   440 }

   441 

   442 TRACE_REQUEST_FUNC(JavaThreadStatistics) {

   443   EventJavaThreadStatistics event;

   444   event.set_activeCount(ThreadService::get_live_thread_count());

   445   event.set_daemonCount(ThreadService::get_daemon_thread_count());

   446   event.set_accumulatedCount(ThreadService::get_total_thread_count());

   447   event.set_peakCount(ThreadService::get_peak_thread_count());

   448   event.commit();

   449 }

   450 

   451 TRACE_REQUEST_FUNC(ClassLoadingStatistics) {

   452   EventClassLoadingStatistics event;

   453   event.set_loadedClassCount(ClassLoadingService::loaded_class_count());

   454   event.set_unloadedClassCount(ClassLoadingService::unloaded_class_count());

   455   event.commit();

   456 }

   457 

   458 class JfrClassLoaderStatsClosure : public ClassLoaderStatsClosure {

   459 public:

   460   JfrClassLoaderStatsClosure() : ClassLoaderStatsClosure(NULL) {}

   461 

   462   bool do_entry(oop const& key, ClassLoaderStats* const& cls) {

   463     const ClassLoaderData* this_cld = cls->_class_loader != NULL ?

   464       java_lang_ClassLoader::loader_data(cls->_class_loader) : (ClassLoaderData*)NULL;

   465     const ClassLoaderData* parent_cld = cls->_parent != NULL ?

   466       java_lang_ClassLoader::loader_data(cls->_parent) : (ClassLoaderData*)NULL;

   467     EventClassLoaderStatistics event;

   468     event.set_classLoader(this_cld);

   469     event.set_parentClassLoader(parent_cld);

   470     event.set_classLoaderData((intptr_t)cls->_cld);

   471     event.set_classCount(cls->_classes_count);

   472     event.set_chunkSize(cls->_chunk_sz);

   473     event.set_blockSize(cls->_block_sz);

   474     event.set_anonymousClassCount(cls->_anon_classes_count);

   475     event.set_anonymousChunkSize(cls->_anon_chunk_sz);

   476     event.set_anonymousBlockSize(cls->_anon_block_sz);

   477     event.commit();

   478     return true;

   479   }

   480 

   481   void createEvents(void) {

   482     _stats->iterate(this);

   483   }

   484 };

   485 

   486 class JfrClassLoaderStatsVMOperation : public ClassLoaderStatsVMOperation {

   487  public:

   488   JfrClassLoaderStatsVMOperation() : ClassLoaderStatsVMOperation(NULL) { }

   489 

   490   void doit() {

   491     JfrClassLoaderStatsClosure clsc;

   492     ClassLoaderDataGraph::cld_do(&clsc);

   493     clsc.createEvents();

   494   }

   495 };

   496 

   497 TRACE_REQUEST_FUNC(ClassLoaderStatistics) {

   498   JfrClassLoaderStatsVMOperation op;

   499   VMThread::execute(&op);

   500 }

   501 

   502 TRACE_REQUEST_FUNC(CompilerStatistics) {

   503   EventCompilerStatistics event;

   504   event.set_compileCount(CompileBroker::get_total_compile_count());

   505   event.set_bailoutCount(CompileBroker::get_total_bailout_count());

   506   event.set_invalidatedCount(CompileBroker::get_total_invalidated_count());

   507   event.set_osrCompileCount(CompileBroker::get_total_osr_compile_count());

   508   event.set_standardCompileCount(CompileBroker::get_total_standard_compile_count());

   509   event.set_osrBytesCompiled(CompileBroker::get_sum_osr_bytes_compiled());

   510   event.set_standardBytesCompiled(CompileBroker::get_sum_standard_bytes_compiled());

   511   event.set_nmetodsSize(CompileBroker::get_sum_nmethod_size());

   512   event.set_nmetodCodeSize(CompileBroker::get_sum_nmethod_code_size());

   513   event.set_peakTimeSpent(CompileBroker::get_peak_compilation_time());

   514   event.set_totalTimeSpent(CompileBroker::get_total_compilation_time());

   515   event.commit();

   516 }

   517 

   518 TRACE_REQUEST_FUNC(CompilerConfiguration) {

   519   EventCompilerConfiguration event;

   520   event.set_threadCount(CICompilerCount);

   521   event.set_tieredCompilation(TieredCompilation);

   522   event.commit();

   523 }

   524 

   525 TRACE_REQUEST_FUNC(CodeCacheStatistics) {

   526   // Emit stats for all available code heaps

   527   for (int bt = 0; bt < CodeBlobType::NumTypes; ++bt) {

   528     if (CodeCache::heap_available(bt)) {

   529       EventCodeCacheStatistics event;

   530       event.set_codeBlobType((u1)bt);

   531       event.set_startAddress((u8)CodeCache::low_bound(bt));

   532       event.set_reservedTopAddress((u8)CodeCache::high_bound(bt));

   533       event.set_entryCount(CodeCache::blob_count(bt));

   534       event.set_methodCount(CodeCache::nmethod_count(bt));

   535       event.set_adaptorCount(CodeCache::adapter_count(bt));

   536       event.set_unallocatedCapacity(CodeCache::unallocated_capacity(bt));

   537       event.set_fullCount(CodeCache::get_codemem_full_count(bt));

   538       event.commit();

   539     }

   540   }

   541 }

   542 

   543 TRACE_REQUEST_FUNC(CodeCacheConfiguration) {

   544   EventCodeCacheConfiguration event;

   545   event.set_initialSize(InitialCodeCacheSize);

   546   event.set_reservedSize(ReservedCodeCacheSize);

   547   event.set_nonNMethodSize(NonNMethodCodeHeapSize);

   548   event.set_profiledSize(ProfiledCodeHeapSize);

   549   event.set_nonProfiledSize(NonProfiledCodeHeapSize);

   550   event.set_expansionSize(CodeCacheExpansionSize);

   551   event.set_minBlockLength(CodeCacheMinBlockLength);

   552   event.set_startAddress((u8)CodeCache::low_bound());

   553   event.set_reservedTopAddress((u8)CodeCache::high_bound());

   554   event.commit();

   555 }

   556 

   557 TRACE_REQUEST_FUNC(CodeSweeperStatistics) {

   558   EventCodeSweeperStatistics event;

   559   event.set_sweepCount(NMethodSweeper::traversal_count());

   560   event.set_methodReclaimedCount(NMethodSweeper::total_nof_methods_reclaimed());

   561   event.set_totalSweepTime(NMethodSweeper::total_time_sweeping());

   562   event.set_peakFractionTime(NMethodSweeper::peak_sweep_fraction_time());

   563   event.set_peakSweepTime(NMethodSweeper::peak_sweep_time());

   564   event.commit();

   565 }

   566 

   567 TRACE_REQUEST_FUNC(CodeSweeperConfiguration) {

   568   EventCodeSweeperConfiguration event;

   569   event.set_sweeperEnabled(MethodFlushing);

   570   event.set_flushingEnabled(UseCodeCacheFlushing);

   571   event.commit();

   572 }