author | brutisso |
Fri, 28 Nov 2014 08:20:52 +0100 | |
changeset 27899 | 17754211a7ab |
parent 27684 | e0391b2bf625 |
child 28024 | 33102d6e1f06 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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* |
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*/ |
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#ifndef SHARE_VM_GC_IMPLEMENTATION_SHARED_GCTRACE_HPP |
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#define SHARE_VM_GC_IMPLEMENTATION_SHARED_GCTRACE_HPP |
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#include "gc_interface/gcCause.hpp" |
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#include "gc_interface/gcName.hpp" |
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#include "gc_implementation/shared/gcId.hpp" |
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#include "gc_implementation/shared/gcWhen.hpp" |
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#include "gc_implementation/shared/copyFailedInfo.hpp" |
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#include "memory/allocation.hpp" |
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#include "memory/metaspace.hpp" |
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#include "memory/referenceType.hpp" |
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#include "utilities/macros.hpp" |
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#include "utilities/ticks.hpp" |
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#if INCLUDE_ALL_GCS |
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#include "gc_implementation/g1/g1YCTypes.hpp" |
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#endif |
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class EvacuationInfo; |
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class GCHeapSummary; |
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class MetaspaceChunkFreeListSummary; |
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class MetaspaceSummary; |
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class PSHeapSummary; |
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class ReferenceProcessorStats; |
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class TimePartitions; |
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class BoolObjectClosure; |
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class SharedGCInfo VALUE_OBJ_CLASS_SPEC { |
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private: |
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GCId _gc_id; |
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GCName _name; |
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GCCause::Cause _cause; |
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Ticks _start_timestamp; |
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Ticks _end_timestamp; |
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Tickspan _sum_of_pauses; |
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Tickspan _longest_pause; |
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public: |
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SharedGCInfo(GCName name) : |
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_gc_id(GCId::undefined()), |
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_name(name), |
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_cause(GCCause::_last_gc_cause), |
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_start_timestamp(), |
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_end_timestamp(), |
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_sum_of_pauses(), |
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_longest_pause() { |
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} |
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void set_gc_id(GCId gc_id) { _gc_id = gc_id; } |
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const GCId& gc_id() const { return _gc_id; } |
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void set_start_timestamp(const Ticks& timestamp) { _start_timestamp = timestamp; } |
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const Ticks start_timestamp() const { return _start_timestamp; } |
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void set_end_timestamp(const Ticks& timestamp) { _end_timestamp = timestamp; } |
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const Ticks end_timestamp() const { return _end_timestamp; } |
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void set_name(GCName name) { _name = name; } |
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GCName name() const { return _name; } |
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void set_cause(GCCause::Cause cause) { _cause = cause; } |
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GCCause::Cause cause() const { return _cause; } |
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void set_sum_of_pauses(const Tickspan& duration) { _sum_of_pauses = duration; } |
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const Tickspan sum_of_pauses() const { return _sum_of_pauses; } |
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void set_longest_pause(const Tickspan& duration) { _longest_pause = duration; } |
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const Tickspan longest_pause() const { return _longest_pause; } |
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}; |
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class ParallelOldGCInfo VALUE_OBJ_CLASS_SPEC { |
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void* _dense_prefix; |
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public: |
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ParallelOldGCInfo() : _dense_prefix(NULL) {} |
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void report_dense_prefix(void* addr) { |
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_dense_prefix = addr; |
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} |
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void* dense_prefix() const { return _dense_prefix; } |
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}; |
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#if INCLUDE_ALL_GCS |
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class G1YoungGCInfo VALUE_OBJ_CLASS_SPEC { |
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G1YCType _type; |
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public: |
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G1YoungGCInfo() : _type(G1YCTypeEndSentinel) {} |
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void set_type(G1YCType type) { |
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_type = type; |
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} |
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G1YCType type() const { return _type; } |
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}; |
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#endif // INCLUDE_ALL_GCS |
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class GCTracer : public ResourceObj { |
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protected: |
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SharedGCInfo _shared_gc_info; |
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public: |
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void report_gc_start(GCCause::Cause cause, const Ticks& timestamp); |
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void report_gc_end(const Ticks& timestamp, TimePartitions* time_partitions); |
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void report_gc_heap_summary(GCWhen::Type when, const GCHeapSummary& heap_summary) const; |
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void report_metaspace_summary(GCWhen::Type when, const MetaspaceSummary& metaspace_summary) const; |
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void report_gc_reference_stats(const ReferenceProcessorStats& rp) const; |
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void report_object_count_after_gc(BoolObjectClosure* object_filter) NOT_SERVICES_RETURN; |
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bool has_reported_gc_start() const; |
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const GCId& gc_id() { return _shared_gc_info.gc_id(); } |
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protected: |
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GCTracer(GCName name) : _shared_gc_info(name) {} |
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void report_gc_start_impl(GCCause::Cause cause, const Ticks& timestamp); |
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virtual void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions); |
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private: |
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void send_garbage_collection_event() const; |
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void send_gc_heap_summary_event(GCWhen::Type when, const GCHeapSummary& heap_summary) const; |
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void send_meta_space_summary_event(GCWhen::Type when, const MetaspaceSummary& meta_space_summary) const; |
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void send_metaspace_chunk_free_list_summary(GCWhen::Type when, Metaspace::MetadataType mdtype, const MetaspaceChunkFreeListSummary& summary) const; |
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void send_reference_stats_event(ReferenceType type, size_t count) const; |
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void send_phase_events(TimePartitions* time_partitions) const; |
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}; |
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class YoungGCTracer : public GCTracer { |
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static const uint UNSET_TENURING_THRESHOLD = (uint) -1; |
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uint _tenuring_threshold; |
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protected: |
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YoungGCTracer(GCName name) : GCTracer(name), _tenuring_threshold(UNSET_TENURING_THRESHOLD) {} |
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virtual void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions); |
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public: |
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void report_promotion_failed(const PromotionFailedInfo& pf_info); |
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void report_tenuring_threshold(const uint tenuring_threshold); |
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private: |
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void send_young_gc_event() const; |
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void send_promotion_failed_event(const PromotionFailedInfo& pf_info) const; |
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}; |
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class OldGCTracer : public GCTracer { |
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protected: |
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OldGCTracer(GCName name) : GCTracer(name) {} |
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virtual void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions); |
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public: |
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void report_concurrent_mode_failure(); |
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private: |
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void send_old_gc_event() const; |
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void send_concurrent_mode_failure_event(); |
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}; |
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class ParallelOldTracer : public OldGCTracer { |
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ParallelOldGCInfo _parallel_old_gc_info; |
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public: |
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ParallelOldTracer() : OldGCTracer(ParallelOld) {} |
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void report_dense_prefix(void* dense_prefix); |
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protected: |
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void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions); |
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private: |
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void send_parallel_old_event() const; |
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}; |
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class SerialOldTracer : public OldGCTracer { |
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public: |
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SerialOldTracer() : OldGCTracer(SerialOld) {} |
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}; |
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class ParallelScavengeTracer : public YoungGCTracer { |
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public: |
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ParallelScavengeTracer() : YoungGCTracer(ParallelScavenge) {} |
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}; |
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class DefNewTracer : public YoungGCTracer { |
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public: |
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DefNewTracer() : YoungGCTracer(DefNew) {} |
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}; |
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class ParNewTracer : public YoungGCTracer { |
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public: |
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ParNewTracer() : YoungGCTracer(ParNew) {} |
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}; |
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#if INCLUDE_ALL_GCS |
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class G1NewTracer : public YoungGCTracer { |
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G1YoungGCInfo _g1_young_gc_info; |
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public: |
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G1NewTracer() : YoungGCTracer(G1New) {} |
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void report_yc_type(G1YCType type); |
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void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions); |
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void report_evacuation_info(EvacuationInfo* info); |
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void report_evacuation_failed(EvacuationFailedInfo& ef_info); |
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private: |
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void send_g1_young_gc_event(); |
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void send_evacuation_info_event(EvacuationInfo* info); |
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void send_evacuation_failed_event(const EvacuationFailedInfo& ef_info) const; |
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}; |
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#endif |
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class CMSTracer : public OldGCTracer { |
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public: |
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CMSTracer() : OldGCTracer(ConcurrentMarkSweep) {} |
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}; |
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class G1OldTracer : public OldGCTracer { |
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public: |
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G1OldTracer() : OldGCTracer(G1Old) {} |
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}; |
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#endif // SHARE_VM_GC_IMPLEMENTATION_SHARED_GCTRACE_HPP |