src/hotspot/share/jfr/periodic/jfrPeriodic.cpp

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2012, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.

@@ -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 +507,102 @@
 TRACE_REQUEST_FUNC(ClassLoaderStatistics) {
   JfrClassLoaderStatsVMOperation op;
   VMThread::execute(&op);
 }
 
+TRACE_REQUEST_FUNC(SymbolTableStatistics) {
+  SymbolTable *table = SymbolTable::the_table();
+  TableStatistics statistics = table->get_table_statistics();
+  if (statistics._owned) {
+    //statistics.print(tty, "SymbolTable");
+    EventSymbolTableStatistics event;
+    event.set_numberOfBuckets(statistics._number_of_buckets);
+    event.set_numberOfEntries(statistics._number_of_entries);
+    event.set_totalFootprint(statistics._total_footprint);
+    event.set_maximumBucketCount(statistics._maximum_bucket_size);
+    event.set_averageBucketCount(statistics._average_bucket_size);
+    event.set_varianceOfBucketCount(statistics._variance_of_bucket_size);
+    event.set_stdDevOfBucketCount(statistics._stddev_of_bucket_size);
+    event.set_insertionRate(statistics._add_rate);
+    event.set_removalRate(statistics._remove_rate);
+    event.commit();
+  }
+}
+
+TRACE_REQUEST_FUNC(StringTableStatistics) {
+  StringTable *table = StringTable::the_table();
+  TableStatistics statistics = table->get_table_statistics();
+  if (statistics._owned) {
+    //statistics.print(tty, "StringTable");
+    EventStringTableStatistics event;
+    event.set_numberOfBuckets(statistics._number_of_buckets);
+    event.set_numberOfEntries(statistics._number_of_entries);
+    event.set_totalFootprint(statistics._total_footprint);
+    event.set_maximumBucketCount(statistics._maximum_bucket_size);
+    event.set_averageBucketCount(statistics._average_bucket_size);
+    event.set_varianceOfBucketCount(statistics._variance_of_bucket_size);
+    event.set_stdDevOfBucketCount(statistics._stddev_of_bucket_size);
+    event.set_insertionRate(statistics._add_rate);
+    event.set_removalRate(statistics._remove_rate);
+    event.commit();
+  }
+}
+
+TRACE_REQUEST_FUNC(PlaceholderTableStatistics) {
+  TableStatistics statistics = SystemDictionary::placeholders_statistics();
+  if (statistics._owned) {
+    //statistics.print(tty, "PlaceholderTable");
+    EventPlaceholderTableStatistics event;
+    event.set_numberOfBuckets(statistics._number_of_buckets);
+    event.set_numberOfEntries(statistics._number_of_entries);
+    event.set_totalFootprint(statistics._total_footprint);
+    event.set_maximumBucketCount(statistics._maximum_bucket_size);
+    event.set_averageBucketCount(statistics._average_bucket_size);
+    event.set_varianceOfBucketCount(statistics._variance_of_bucket_size);
+    event.set_stdDevOfBucketCount(statistics._stddev_of_bucket_size);
+    event.set_insertionRate(statistics._add_rate);
+    event.set_removalRate(statistics._remove_rate);
+    event.commit();
+  }
+}
+
+TRACE_REQUEST_FUNC(LoaderConstraintsTableStatistics) {
+  TableStatistics statistics = SystemDictionary::loader_constraints_statistics();
+  if (statistics._owned) {
+    //statistics.print(tty, "LoaderConstraintsTable");
+    EventLoaderConstraintsTableStatistics event;
+    event.set_numberOfBuckets(statistics._number_of_buckets);
+    event.set_numberOfEntries(statistics._number_of_entries);
+    event.set_totalFootprint(statistics._total_footprint);
+    event.set_maximumBucketCount(statistics._maximum_bucket_size);
+    event.set_averageBucketCount(statistics._average_bucket_size);
+    event.set_varianceOfBucketCount(statistics._variance_of_bucket_size);
+    event.set_stdDevOfBucketCount(statistics._stddev_of_bucket_size);
+    event.set_insertionRate(statistics._add_rate);
+    event.set_removalRate(statistics._remove_rate);
+    event.commit();
+  }
+}
+
+TRACE_REQUEST_FUNC(ProtectionDomainCacheTableStatistics) {
+  TableStatistics statistics = SystemDictionary::protection_domain_cache_statistics();
+  if (statistics._owned) {
+    //statistics.print(tty, "ProtectionDomainCacheTable");
+    EventProtectionDomainCacheTableStatistics event;
+    event.set_numberOfBuckets(statistics._number_of_buckets);
+    event.set_numberOfEntries(statistics._number_of_entries);
+    event.set_totalFootprint(statistics._total_footprint);
+    event.set_maximumBucketCount(statistics._maximum_bucket_size);
+    event.set_averageBucketCount(statistics._average_bucket_size);
+    event.set_varianceOfBucketCount(statistics._variance_of_bucket_size);
+    event.set_stdDevOfBucketCount(statistics._stddev_of_bucket_size);
+    event.set_insertionRate(statistics._add_rate);
+    event.set_removalRate(statistics._remove_rate);
+    event.commit();
+  }
+}
+
 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());