diff --git a/src/share/vm/gc_implementation/shared/gcTrace.cpp b/src/share/vm/gc_implementation/shared/gcTrace.cpp index 6c53670425bf50b9cf7924afaf941086f16c500d..555e2ed9cf8700eb8ee65b72dc57bab0c666b9fe 100644 --- a/src/share/vm/gc_implementation/shared/gcTrace.cpp +++ b/src/share/vm/gc_implementation/shared/gcTrace.cpp @@ -23,12 +23,14 @@ */ #include "precompiled.hpp" +#include "gc_implementation/shared/copyFailedInfo.hpp" #include "gc_implementation/shared/gcHeapSummary.hpp" #include "gc_implementation/shared/gcTimer.hpp" #include "gc_implementation/shared/gcTrace.hpp" -#include "gc_implementation/shared/copyFailedInfo.hpp" +#include "gc_implementation/shared/objectCountEventSender.hpp" #include "memory/heapInspection.hpp" #include "memory/referenceProcessorStats.hpp" +#include "runtime/os.hpp" #include "utilities/globalDefinitions.hpp" #if INCLUDE_ALL_GCS @@ -38,7 +40,7 @@ #define assert_unset_gc_id() assert(_shared_gc_info.id() == SharedGCInfo::UNSET_GCID, "GC already started?") #define assert_set_gc_id() assert(_shared_gc_info.id() != SharedGCInfo::UNSET_GCID, "GC not started?") -static jlong GCTracer_next_gc_id = 0; +static GCId GCTracer_next_gc_id = 0; static GCId create_new_gc_id() { return GCTracer_next_gc_id++; } @@ -91,26 +93,38 @@ void GCTracer::report_gc_reference_stats(const ReferenceProcessorStats& rps) con } #if INCLUDE_SERVICES -void ObjectCountEventSenderClosure::do_cinfo(KlassInfoEntry* entry) { - if (should_send_event(entry)) { - send_event(entry); +class ObjectCountEventSenderClosure : public KlassInfoClosure { + const GCId _gc_id; + const double _size_threshold_percentage; + const size_t _total_size_in_words; + const jlong _timestamp; + + public: + ObjectCountEventSenderClosure(GCId gc_id, size_t total_size_in_words, jlong timestamp) : + _gc_id(gc_id), + _size_threshold_percentage(ObjectCountCutOffPercent / 100), + _total_size_in_words(total_size_in_words), + _timestamp(timestamp) + {} + + virtual void do_cinfo(KlassInfoEntry* entry) { + if (should_send_event(entry)) { + ObjectCountEventSender::send(entry, _gc_id, _timestamp); + } } -} -void ObjectCountEventSenderClosure::send_event(KlassInfoEntry* entry) { - _gc_tracer->send_object_count_after_gc_event(entry->klass(), entry->count(), - entry->words() * BytesPerWord); -} - -bool ObjectCountEventSenderClosure::should_send_event(KlassInfoEntry* entry) const { - double percentage_of_heap = ((double) entry->words()) / _total_size_in_words; - return percentage_of_heap > _size_threshold_percentage; -} + private: + bool should_send_event(const KlassInfoEntry* entry) const { + double percentage_of_heap = ((double) entry->words()) / _total_size_in_words; + return percentage_of_heap >= _size_threshold_percentage; + } +}; void GCTracer::report_object_count_after_gc(BoolObjectClosure* is_alive_cl) { assert_set_gc_id(); + assert(is_alive_cl != NULL, "Must supply function to check liveness"); - if (should_send_object_count_after_gc_event()) { + if (ObjectCountEventSender::should_send_event()) { ResourceMark rm; KlassInfoTable cit(false); @@ -118,12 +132,13 @@ void GCTracer::report_object_count_after_gc(BoolObjectClosure* is_alive_cl) { HeapInspection hi(false, false, false, NULL); hi.populate_table(&cit, is_alive_cl); - ObjectCountEventSenderClosure event_sender(this, cit.size_of_instances_in_words()); + jlong timestamp = os::elapsed_counter(); + ObjectCountEventSenderClosure event_sender(_shared_gc_info.id(), cit.size_of_instances_in_words(), timestamp); cit.iterate(&event_sender); } } } -#endif +#endif // INCLUDE_SERVICES void GCTracer::report_gc_heap_summary(GCWhen::Type when, const GCHeapSummary& heap_summary, const MetaspaceSummary& meta_space_summary) const { assert_set_gc_id(); diff --git a/src/share/vm/gc_implementation/shared/gcTrace.hpp b/src/share/vm/gc_implementation/shared/gcTrace.hpp index 29ee55b685d94d82c4c794293b1a81443deb3b6a..c157d86e7a360724a1ee5ed777ee6eef4f5d7aec 100644 --- a/src/share/vm/gc_implementation/shared/gcTrace.hpp +++ b/src/share/vm/gc_implementation/shared/gcTrace.hpp @@ -30,7 +30,6 @@ #include "gc_implementation/shared/gcWhen.hpp" #include "gc_implementation/shared/copyFailedInfo.hpp" #include "memory/allocation.hpp" -#include "memory/klassInfoClosure.hpp" #include "memory/referenceType.hpp" #if INCLUDE_ALL_GCS #include "gc_implementation/g1/g1YCTypes.hpp" @@ -113,7 +112,6 @@ class G1YoungGCInfo VALUE_OBJ_CLASS_SPEC { #endif // INCLUDE_ALL_GCS class GCTracer : public ResourceObj { - friend class ObjectCountEventSenderClosure; protected: SharedGCInfo _shared_gc_info; @@ -123,7 +121,6 @@ class GCTracer : public ResourceObj { void report_gc_heap_summary(GCWhen::Type when, const GCHeapSummary& heap_summary, const MetaspaceSummary& meta_space_summary) const; void report_gc_reference_stats(const ReferenceProcessorStats& rp) const; void report_object_count_after_gc(BoolObjectClosure* object_filter) NOT_SERVICES_RETURN; - bool has_reported_gc_start() const; protected: @@ -137,25 +134,6 @@ class GCTracer : public ResourceObj { void send_meta_space_summary_event(GCWhen::Type when, const MetaspaceSummary& meta_space_summary) const; void send_reference_stats_event(ReferenceType type, size_t count) const; void send_phase_events(TimePartitions* time_partitions) const; - void send_object_count_after_gc_event(Klass* klass, jlong count, julong total_size) const NOT_SERVICES_RETURN; - bool should_send_object_count_after_gc_event() const; -}; - -class ObjectCountEventSenderClosure : public KlassInfoClosure { - GCTracer* _gc_tracer; - const double _size_threshold_percentage; - const size_t _total_size_in_words; - public: - ObjectCountEventSenderClosure(GCTracer* gc_tracer, size_t total_size_in_words) : - _gc_tracer(gc_tracer), - _size_threshold_percentage(ObjectCountCutOffPercent / 100), - _total_size_in_words(total_size_in_words) - {} - virtual void do_cinfo(KlassInfoEntry* entry); - protected: - virtual void send_event(KlassInfoEntry* entry); - private: - bool should_send_event(KlassInfoEntry* entry) const; }; class YoungGCTracer : public GCTracer { diff --git a/src/share/vm/gc_implementation/shared/gcTraceSend.cpp b/src/share/vm/gc_implementation/shared/gcTraceSend.cpp index 4af7e3c2fbf8f5aff00423efe0d9dc387d094e60..da0c3856dd650b3a2550634434663d6e45afc10d 100644 --- a/src/share/vm/gc_implementation/shared/gcTraceSend.cpp +++ b/src/share/vm/gc_implementation/shared/gcTraceSend.cpp @@ -123,27 +123,6 @@ void OldGCTracer::send_concurrent_mode_failure_event() { } } -#if INCLUDE_SERVICES -void GCTracer::send_object_count_after_gc_event(Klass* klass, jlong count, julong total_size) const { - EventObjectCountAfterGC e; - if (e.should_commit()) { - e.set_gcId(_shared_gc_info.id()); - e.set_class(klass); - e.set_count(count); - e.set_totalSize(total_size); - e.commit(); - } -} -#endif - -bool GCTracer::should_send_object_count_after_gc_event() const { -#if INCLUDE_TRACE - return Tracing::is_event_enabled(EventObjectCountAfterGC::eventId); -#else - return false; -#endif -} - #if INCLUDE_ALL_GCS void G1NewTracer::send_g1_young_gc_event() { EventGCG1GarbageCollection e(UNTIMED); diff --git a/src/share/vm/gc_implementation/shared/objectCountEventSender.cpp b/src/share/vm/gc_implementation/shared/objectCountEventSender.cpp new file mode 100644 index 0000000000000000000000000000000000000000..cf95bdd505e327a894170caec8896fe9ab4912f6 --- /dev/null +++ b/src/share/vm/gc_implementation/shared/objectCountEventSender.cpp @@ -0,0 +1,55 @@ +/* + * Copyright (c) 2013, 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. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + * + */ + + +#include "precompiled.hpp" +#include "gc_implementation/shared/objectCountEventSender.hpp" +#include "memory/heapInspection.hpp" +#include "trace/tracing.hpp" +#include "utilities/globalDefinitions.hpp" + +#if INCLUDE_SERVICES + +void ObjectCountEventSender::send(const KlassInfoEntry* entry, GCId gc_id, jlong timestamp) { + assert(Tracing::is_event_enabled(EventObjectCountAfterGC::eventId), + "Only call this method if the event is enabled"); + + EventObjectCountAfterGC event(UNTIMED); + event.set_gcId(gc_id); + event.set_class(entry->klass()); + event.set_count(entry->count()); + event.set_totalSize(entry->words() * BytesPerWord); + event.set_endtime(timestamp); + event.commit(); +} + +bool ObjectCountEventSender::should_send_event() { +#if INCLUDE_TRACE + return Tracing::is_event_enabled(EventObjectCountAfterGC::eventId); +#else + return false; +#endif // INCLUDE_TRACE +} + +#endif // INCLUDE_SERVICES diff --git a/src/share/vm/memory/klassInfoClosure.hpp b/src/share/vm/gc_implementation/shared/objectCountEventSender.hpp similarity index 70% rename from src/share/vm/memory/klassInfoClosure.hpp rename to src/share/vm/gc_implementation/shared/objectCountEventSender.hpp index b945a19e0383f6d2e1df22cbb471399d8fbe57e0..b83e1fa737d046763774519e39971577af1087cf 100644 --- a/src/share/vm/memory/klassInfoClosure.hpp +++ b/src/share/vm/gc_implementation/shared/objectCountEventSender.hpp @@ -22,15 +22,23 @@ * */ -#ifndef SHARE_VM_MEMORY_KLASSINFOCLOSURE_HPP -#define SHARE_VM_MEMORY_KLASSINFOCLOSURE_HPP +#ifndef SHARE_VM_OBJECT_COUNT_EVENT_SENDER_HPP +#define SHARE_VM_OBJECT_COUNT_EVENT_SENDER_HPP + +#include "gc_implementation/shared/gcTrace.hpp" +#include "memory/allocation.hpp" +#include "utilities/macros.hpp" + +#if INCLUDE_SERVICES class KlassInfoEntry; -class KlassInfoClosure : public StackObj { +class ObjectCountEventSender : public AllStatic { public: - // Called for each KlassInfoEntry. - virtual void do_cinfo(KlassInfoEntry* cie) = 0; + static void send(const KlassInfoEntry* entry, GCId gc_id, jlong timestamp); + static bool should_send_event(); }; -#endif // SHARE_VM_MEMORY_KLASSINFOCLOSURE_HPP +#endif // INCLUDE_SERVICES + +#endif // SHARE_VM_OBJECT_COUNT_EVENT_SENDER diff --git a/src/share/vm/gc_interface/collectedHeap.cpp b/src/share/vm/gc_interface/collectedHeap.cpp index 4c6c026e74bb3e4bc9578c56b6d8f4597240ea7f..dfc963c3bc4ea65891141c7a7ae5933b0f2225a1 100644 --- a/src/share/vm/gc_interface/collectedHeap.cpp +++ b/src/share/vm/gc_interface/collectedHeap.cpp @@ -85,16 +85,16 @@ GCHeapSummary CollectedHeap::create_heap_summary() { MetaspaceSummary CollectedHeap::create_metaspace_summary() { const MetaspaceSizes meta_space( - 0, /*MetaspaceAux::capacity_in_bytes(),*/ - 0, /*MetaspaceAux::used_in_bytes(),*/ + MetaspaceAux::allocated_capacity_bytes(), + MetaspaceAux::allocated_used_bytes(), MetaspaceAux::reserved_in_bytes()); const MetaspaceSizes data_space( - 0, /*MetaspaceAux::capacity_in_bytes(Metaspace::NonClassType),*/ - 0, /*MetaspaceAux::used_in_bytes(Metaspace::NonClassType),*/ + MetaspaceAux::allocated_capacity_bytes(Metaspace::NonClassType), + MetaspaceAux::allocated_used_bytes(Metaspace::NonClassType), MetaspaceAux::reserved_in_bytes(Metaspace::NonClassType)); const MetaspaceSizes class_space( - 0, /*MetaspaceAux::capacity_in_bytes(Metaspace::ClassType),*/ - 0, /*MetaspaceAux::used_in_bytes(Metaspace::ClassType),*/ + MetaspaceAux::allocated_capacity_bytes(Metaspace::ClassType), + MetaspaceAux::allocated_used_bytes(Metaspace::ClassType), MetaspaceAux::reserved_in_bytes(Metaspace::ClassType)); return MetaspaceSummary(meta_space, data_space, class_space); diff --git a/src/share/vm/memory/heapInspection.hpp b/src/share/vm/memory/heapInspection.hpp index c286e48658fca857cae56c517d1df114d0be0e5e..09558b0a2a9ee0607069aa6edda50c44a2ee00b9 100644 --- a/src/share/vm/memory/heapInspection.hpp +++ b/src/share/vm/memory/heapInspection.hpp @@ -26,7 +26,6 @@ #define SHARE_VM_MEMORY_HEAPINSPECTION_HPP #include "memory/allocation.inline.hpp" -#include "memory/klassInfoClosure.hpp" #include "oops/oop.inline.hpp" #include "oops/annotations.hpp" #include "utilities/macros.hpp" @@ -204,6 +203,12 @@ class KlassInfoEntry: public CHeapObj { const char* name() const; }; +class KlassInfoClosure : public StackObj { + public: + // Called for each KlassInfoEntry. + virtual void do_cinfo(KlassInfoEntry* cie) = 0; +}; + class KlassInfoBucket: public CHeapObj { private: KlassInfoEntry* _list;