jdk8-mips64-public/hotspot: src/share/vm/gc_implementation/shared/gcTrace.hpp@b985cbb00e68 (annotated)

src/share/vm/gc_implementation/shared/gcTrace.hpp@b985cbb00e68 (annotated)

src/share/vm/gc_implementation/shared/gcTrace.hpp

Mon, 12 Aug 2019 18:30:40 +0300

author: apetushkov
date: Mon, 12 Aug 2019 18:30:40 +0300
changeset 9858: b985cbb00e68
parent 6904: 0982ec23da03
child 9931: fd44df5e3bc3
permissions: -rw-r--r--

8223147: JFR Backport
8199712: Flight Recorder
8203346: JFR: Inconsistent signature of jfr_add_string_constant
8195817: JFR.stop should require name of recording
8195818: JFR.start should increase autogenerated name by one
8195819: Remove recording=x from jcmd JFR.check output
8203921: JFR thread sampling is missing fixes from JDK-8194552
8203929: Limit amount of data for JFR.dump
8203664: JFR start failure after AppCDS archive created with JFR StartFlightRecording
8003209: JFR events for network utilization
8207392: [PPC64] Implement JFR profiling
8202835: jfr/event/os/TestSystemProcess.java fails on missing events
Summary: Backport JFR from JDK11. Initial integration
Reviewed-by: neugens

 /*
  * Copyright (c) 2012, 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.
  *
  */
 #ifndef SHARE_VM_GC_IMPLEMENTATION_SHARED_GCTRACE_HPP
 #define SHARE_VM_GC_IMPLEMENTATION_SHARED_GCTRACE_HPP
 #include "gc_interface/gcCause.hpp"
 #include "gc_interface/gcName.hpp"
 #include "gc_implementation/shared/gcId.hpp"
 #include "gc_implementation/shared/gcWhen.hpp"
 #include "gc_implementation/shared/copyFailedInfo.hpp"
 #include "memory/allocation.hpp"
 #include "memory/metaspace.hpp"
 #include "memory/referenceType.hpp"
 #if INCLUDE_ALL_GCS
 #include "gc_implementation/g1/g1YCTypes.hpp"
 #endif
 #include "utilities/macros.hpp"
 #include "utilities/ticks.hpp"
 class EvacuationInfo;
 class GCHeapSummary;
 class MetaspaceChunkFreeListSummary;
 class MetaspaceSummary;
 class PSHeapSummary;
 class ReferenceProcessorStats;
 class TimePartitions;
 class BoolObjectClosure;
 class SharedGCInfo VALUE_OBJ_CLASS_SPEC {
  private:
   GCId _gc_id;
   GCName _name;
   GCCause::Cause _cause;
   Ticks     _start_timestamp;
   Ticks     _end_timestamp;
   Tickspan  _sum_of_pauses;
   Tickspan  _longest_pause;
  public:
   SharedGCInfo(GCName name) :
     _gc_id(GCId::undefined()),
     _name(name),
     _cause(GCCause::_last_gc_cause),
     _start_timestamp(),
     _end_timestamp(),
     _sum_of_pauses(),
     _longest_pause() {
   }
   void set_gc_id(GCId gc_id) { _gc_id = gc_id; }
   const GCId& gc_id() const { return _gc_id; }
   void set_start_timestamp(const Ticks& timestamp) { _start_timestamp = timestamp; }
   const Ticks start_timestamp() const { return _start_timestamp; }
   void set_end_timestamp(const Ticks& timestamp) { _end_timestamp = timestamp; }
   const Ticks end_timestamp() const { return _end_timestamp; }
   void set_name(GCName name) { _name = name; }
   GCName name() const { return _name; }
   void set_cause(GCCause::Cause cause) { _cause = cause; }
   GCCause::Cause cause() const { return _cause; }
   void set_sum_of_pauses(const Tickspan& duration) { _sum_of_pauses = duration; }
   const Tickspan sum_of_pauses() const { return _sum_of_pauses; }
   void set_longest_pause(const Tickspan& duration) { _longest_pause = duration; }
   const Tickspan longest_pause() const { return _longest_pause; }
 };
 class ParallelOldGCInfo VALUE_OBJ_CLASS_SPEC {
   void* _dense_prefix;
  public:
   ParallelOldGCInfo() : _dense_prefix(NULL) {}
   void report_dense_prefix(void* addr) {
     _dense_prefix = addr;
   }
   void* dense_prefix() const { return _dense_prefix; }
 };
 #if INCLUDE_ALL_GCS
 class G1YoungGCInfo VALUE_OBJ_CLASS_SPEC {
   G1YCType _type;
  public:
   G1YoungGCInfo() : _type(G1YCTypeEndSentinel) {}
   void set_type(G1YCType type) {
     _type = type;
   }
   G1YCType type() const { return _type; }
 };
 #endif // INCLUDE_ALL_GCS
 class GCTracer : public ResourceObj {
  protected:
   SharedGCInfo _shared_gc_info;
  public:
   void report_gc_start(GCCause::Cause cause, const Ticks& timestamp);
   void report_gc_end(const Ticks& timestamp, TimePartitions* time_partitions);
   void report_gc_heap_summary(GCWhen::Type when, const GCHeapSummary& heap_summary) const;
   void report_metaspace_summary(GCWhen::Type when, const MetaspaceSummary& metaspace_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;
   const GCId& gc_id() { return _shared_gc_info.gc_id(); }
  protected:
   GCTracer(GCName name) : _shared_gc_info(name) {}
   void report_gc_start_impl(GCCause::Cause cause, const Ticks& timestamp);
   virtual void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions);
  private:
   void send_garbage_collection_event() const;
   void send_gc_heap_summary_event(GCWhen::Type when, const GCHeapSummary& heap_summary) const;
   void send_meta_space_summary_event(GCWhen::Type when, const MetaspaceSummary& meta_space_summary) const;
   void send_metaspace_chunk_free_list_summary(GCWhen::Type when, Metaspace::MetadataType mdtype, const MetaspaceChunkFreeListSummary& summary) const;
   void send_reference_stats_event(ReferenceType type, size_t count) const;
   void send_phase_events(TimePartitions* time_partitions) const;
 };
 class YoungGCTracer : public GCTracer {
   static const uint UNSET_TENURING_THRESHOLD = (uint) -1;
   uint _tenuring_threshold;
  protected:
   YoungGCTracer(GCName name) : GCTracer(name), _tenuring_threshold(UNSET_TENURING_THRESHOLD) {}
   virtual void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions);
  public:
   void report_promotion_failed(const PromotionFailedInfo& pf_info);
   void report_tenuring_threshold(const uint tenuring_threshold);
   /*
    * Methods for reporting Promotion in new or outside PLAB Events.
    *
    * The object age is always required as it is not certain that the mark word
    * of the oop can be trusted at this stage.
    *
    * obj_size is the size of the promoted object in bytes.
    *
    * tenured should be true if the object has been promoted to the old
    * space during this GC, if the object is copied to survivor space
    * from young space or survivor space (aging) tenured should be false.
    *
    * plab_size is the size of the newly allocated PLAB in bytes.
    */
   bool should_report_promotion_events() const;
   bool should_report_promotion_in_new_plab_event() const;
   bool should_report_promotion_outside_plab_event() const;
   void report_promotion_in_new_plab_event(Klass* klass, size_t obj_size,
                                           uint age, bool tenured,
                                           size_t plab_size) const;
   void report_promotion_outside_plab_event(Klass* klass, size_t obj_size,
                                            uint age, bool tenured) const;
  private:
   void send_young_gc_event() const;
   void send_promotion_failed_event(const PromotionFailedInfo& pf_info) const;
   bool should_send_promotion_in_new_plab_event() const;
   bool should_send_promotion_outside_plab_event() const;
   void send_promotion_in_new_plab_event(Klass* klass, size_t obj_size,
                                         uint age, bool tenured,
                                         size_t plab_size) const;
   void send_promotion_outside_plab_event(Klass* klass, size_t obj_size,
                                          uint age, bool tenured) const;
 };
 class OldGCTracer : public GCTracer {
  protected:
   OldGCTracer(GCName name) : GCTracer(name) {}
   virtual void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions);
  public:
   void report_concurrent_mode_failure();
  private:
   void send_old_gc_event() const;
   void send_concurrent_mode_failure_event();
 };
 class ParallelOldTracer : public OldGCTracer {
   ParallelOldGCInfo _parallel_old_gc_info;
  public:
   ParallelOldTracer() : OldGCTracer(ParallelOld) {}
   void report_dense_prefix(void* dense_prefix);
  protected:
   void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions);
  private:
   void send_parallel_old_event() const;
 };
 class SerialOldTracer : public OldGCTracer {
  public:
   SerialOldTracer() : OldGCTracer(SerialOld) {}
 };
 class ParallelScavengeTracer : public YoungGCTracer {
  public:
   ParallelScavengeTracer() : YoungGCTracer(ParallelScavenge) {}
 };
 class DefNewTracer : public YoungGCTracer {
  public:
   DefNewTracer() : YoungGCTracer(DefNew) {}
 };
 class ParNewTracer : public YoungGCTracer {
  public:
   ParNewTracer() : YoungGCTracer(ParNew) {}
 };
 #if INCLUDE_ALL_GCS
 class G1MMUTracer : public AllStatic {
   static void send_g1_mmu_event(double time_slice_ms, double gc_time_ms, double max_time_ms);
  public:
   static void report_mmu(double time_slice_sec, double gc_time_sec, double max_time_sec);
 };
 class G1NewTracer : public YoungGCTracer {
   G1YoungGCInfo _g1_young_gc_info;
  public:
   G1NewTracer() : YoungGCTracer(G1New) {}
   void report_yc_type(G1YCType type);
   void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions);
   void report_evacuation_info(EvacuationInfo* info);
   void report_evacuation_failed(EvacuationFailedInfo& ef_info);
  private:
   void send_g1_young_gc_event();
   void send_evacuation_info_event(EvacuationInfo* info);
   void send_evacuation_failed_event(const EvacuationFailedInfo& ef_info) const;
 };
 #endif
 class CMSTracer : public OldGCTracer {
  public:
   CMSTracer() : OldGCTracer(ConcurrentMarkSweep) {}
 };
 class G1OldTracer : public OldGCTracer {
  public:
   G1OldTracer() : OldGCTracer(G1Old) {}
 };
 #endif // SHARE_VM_GC_IMPLEMENTATION_SHARED_GCTRACE_HPP

Mercurial > jdk8-mips64-public > hotspot / annotate

src/share/vm/gc_implementation/shared/gcTrace.hpp@b985cbb00e68 (annotated)

src/share/vm/gc_implementation/shared/gcTrace.hpp