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src/hotspot/share/jfr/periodic/jfrPeriodic.cpp
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@@ -25,10 +25,13 @@
#include "precompiled.hpp"
#include "jvm.h"
#include "classfile/classLoaderDataGraph.hpp"
#include "classfile/classLoaderStats.hpp"
#include "classfile/javaClasses.hpp"
+#include "classfile/stringTable.hpp"
+#include "classfile/symbolTable.hpp"
+#include "classfile/systemDictionary.hpp"
#include "code/codeCache.hpp"
#include "compiler/compileBroker.hpp"
#include "gc/g1/g1HeapRegionEventSender.hpp"
#include "gc/shared/gcConfiguration.hpp"
#include "gc/shared/gcTrace.hpp"
@@ -504,10 +507,50 @@
TRACE_REQUEST_FUNC(ClassLoaderStatistics) {
JfrClassLoaderStatsVMOperation op;
VMThread::execute(&op);
}
+template<typename EVENT>
+static void emit_table_statistics(TableStatistics statistics) {
+ EVENT event;
+ event.set_bucketCount(statistics._number_of_buckets);
+ event.set_entryCount(statistics._number_of_entries);
+ event.set_totalFootprint(statistics._total_footprint);
+ event.set_bucketCountMaximum(statistics._maximum_bucket_size);
+ event.set_bucketCountAverage(statistics._average_bucket_size);
+ event.set_bucketCountVariance(statistics._variance_of_bucket_size);
+ event.set_bucketCountStandardDeviation(statistics._stddev_of_bucket_size);
+ event.set_insertionRate(statistics._add_rate);
+ event.set_removalRate(statistics._remove_rate);
+ event.commit();
+}
+
+TRACE_REQUEST_FUNC(SymbolTableStatistics) {
+ TableStatistics statistics = SymbolTable::the_table()->get_table_statistics();
+ emit_table_statistics<EventSymbolTableStatistics>(statistics);
+}
+
+TRACE_REQUEST_FUNC(StringTableStatistics) {
+ TableStatistics statistics = StringTable::the_table()->get_table_statistics();
+ emit_table_statistics<EventStringTableStatistics>(statistics);
+}
+
+TRACE_REQUEST_FUNC(PlaceholderTableStatistics) {
+ TableStatistics statistics = SystemDictionary::placeholders_statistics();
+ emit_table_statistics<EventPlaceholderTableStatistics>(statistics);
+}
+
+TRACE_REQUEST_FUNC(LoaderConstraintsTableStatistics) {
+ TableStatistics statistics = SystemDictionary::loader_constraints_statistics();
+ emit_table_statistics<EventLoaderConstraintsTableStatistics>(statistics);
+}
+
+TRACE_REQUEST_FUNC(ProtectionDomainCacheTableStatistics) {
+ TableStatistics statistics = SystemDictionary::protection_domain_cache_statistics();
+ emit_table_statistics<EventProtectionDomainCacheTableStatistics>(statistics);
+}
+
TRACE_REQUEST_FUNC(CompilerStatistics) {
EventCompilerStatistics event;
event.set_compileCount(CompileBroker::get_total_compile_count());
event.set_bailoutCount(CompileBroker::get_total_bailout_count());
event.set_invalidatedCount(CompileBroker::get_total_invalidated_count());
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