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src/share/vm/gc_implementation/shenandoah/shenandoahPhaseTimings.hpp

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rev 10657 : [backport] In update-refs, update all code-roots when in degen-gc
rev 10658 : [backport] Single marking bitmap
rev 10670 : [backport] Remove Parallel Cleanup counters
rev 10702 : [backport] Use s-macro to keep GC phase enum and names in sync
rev 10715 : [backport] Cleanup up superfluous newlines
rev 10724 : [backport] Add JFR parallel and concurrent events (infrastructure)
rev 10729 : [backport] Move HdrSeq and BinaryMagnitudeSeq into Shenandoah utilities
rev 10754 : [backport] Purge unnecessary time conversion in ShenandoahPhaseTimings::record_phase_time
rev 10772 : [backport] Update copyrights

*** 1,8 **** /* ! * Copyright (c) 2017, Red Hat, Inc. and/or its affiliates. * * 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. * --- 1,8 ---- /* ! * Copyright (c) 2017, 2018, Red Hat, Inc. All rights reserved. * * 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. *
*** 24,264 **** #ifndef SHARE_VM_GC_SHENANDOAH_SHENANDOAHPHASETIMEINGS_HPP #define SHARE_VM_GC_SHENANDOAH_SHENANDOAHPHASETIMEINGS_HPP #include "memory/allocation.hpp" ! #include "utilities/numberSeq.hpp" #include "gc_implementation/shenandoah/shenandoahWorkerDataArray.hpp" #include "gc_implementation/shenandoah/shenandoahWorkerDataArray.inline.hpp" class ShenandoahCollectorPolicy; class ShenandoahWorkerTimings; class ShenandoahTerminationTimings; class outputStream; class ShenandoahPhaseTimings : public CHeapObj<mtGC> { public: enum Phase { ! total_pause_gross, ! total_pause, ! ! init_mark_gross, ! init_mark, ! accumulate_stats, ! make_parsable, ! clear_liveness, ! ! // Per-thread timer block, should have "roots" counters in consistent order ! scan_roots, ! scan_thread_roots, ! scan_code_roots, ! scan_string_table_roots, ! scan_universe_roots, ! scan_jni_roots, ! scan_jni_weak_roots, ! scan_synchronizer_roots, ! scan_flat_profiler_roots, ! scan_management_roots, ! scan_system_dictionary_roots, ! scan_cldg_roots, ! scan_jvmti_roots, ! scan_string_dedup_roots, ! scan_finish_queues, ! ! resize_tlabs, ! ! final_mark_gross, ! final_mark, ! ! // Per-thread timer block, should have "roots" counters in consistent order ! update_roots, ! update_thread_roots, ! update_code_roots, ! update_string_table_roots, ! update_universe_roots, ! update_jni_roots, ! update_jni_weak_roots, ! update_synchronizer_roots, ! update_flat_profiler_roots, ! update_management_roots, ! update_system_dictionary_roots, ! update_cldg_roots, ! update_jvmti_roots, ! update_string_dedup_roots, ! update_finish_queues, ! ! finish_queues, ! termination, ! weakrefs, ! weakrefs_process, ! weakrefs_termination, ! weakrefs_enqueue, ! purge, ! purge_class_unload, ! purge_par, ! purge_par_codecache, ! purge_par_symbstring, ! purge_par_rmt, ! purge_par_classes, ! purge_par_sync, ! purge_par_string_dedup, ! purge_cldg, ! prepare_evac, ! complete_liveness, ! recycle_regions, ! ! // Per-thread timer block, should have "roots" counters in consistent order ! init_evac, ! evac_thread_roots, ! evac_code_roots, ! evac_string_table_roots, ! evac_universe_roots, ! evac_jni_roots, ! evac_jni_weak_roots, ! evac_synchronizer_roots, ! evac_flat_profiler_roots, ! evac_management_roots, ! evac_system_dictionary_roots, ! evac_cldg_roots, ! evac_jvmti_roots, ! evac_string_dedup_roots, ! evac_finish_queues, ! ! final_evac_gross, ! final_evac, ! ! init_update_refs_gross, ! init_update_refs, ! ! final_update_refs_gross, ! final_update_refs, ! final_update_refs_finish_work, ! ! // Per-thread timer block, should have "roots" counters in consistent order ! final_update_refs_roots, ! final_update_refs_thread_roots, ! final_update_refs_code_roots, ! final_update_refs_string_table_roots, ! final_update_refs_universe_roots, ! final_update_refs_jni_roots, ! final_update_refs_jni_weak_roots, ! final_update_refs_synchronizer_roots, ! final_update_refs_flat_profiler_roots, ! final_update_refs_management_roots, ! final_update_refs_system_dict_roots, ! final_update_refs_cldg_roots, ! final_update_refs_jvmti_roots, ! final_update_refs_string_dedup_roots, ! final_update_refs_finish_queues, ! ! final_update_refs_recycle, ! ! degen_gc_gross, ! degen_gc, ! ! full_gc_gross, ! full_gc, ! full_gc_heapdumps, ! full_gc_prepare, ! ! // Per-thread timer block, should have "roots" counters in consistent order ! full_gc_roots, ! full_gc_thread_roots, ! full_gc_code_roots, ! full_gc_string_table_roots, ! full_gc_universe_roots, ! full_gc_jni_roots, ! full_gc_jni_weak_roots, ! full_gc_synchronizer_roots, ! full_gc_flat_profiler_roots, ! full_gc_management_roots, ! full_gc_system_dictionary_roots, ! full_gc_cldg_roots, ! full_gc_jvmti_roots, ! full_gc_string_dedup_roots, ! full_gc_finish_queues, ! ! full_gc_mark, ! full_gc_mark_finish_queues, ! full_gc_mark_termination, ! full_gc_weakrefs, ! full_gc_weakrefs_process, ! full_gc_weakrefs_termination, ! full_gc_weakrefs_enqueue, ! full_gc_purge, ! full_gc_purge_class_unload, ! full_gc_purge_par, ! full_gc_purge_par_codecache, ! full_gc_purge_par_symbstring, ! full_gc_purge_par_rmt, ! full_gc_purge_par_classes, ! full_gc_purge_par_sync, ! full_gc_purge_cldg, ! full_gc_purge_par_string_dedup, ! full_gc_calculate_addresses, ! full_gc_calculate_addresses_regular, ! full_gc_calculate_addresses_humong, ! full_gc_adjust_pointers, ! full_gc_copy_objects, ! full_gc_copy_objects_regular, ! full_gc_copy_objects_humong, ! full_gc_copy_objects_reset_next, ! full_gc_copy_objects_reset_complete, ! full_gc_copy_objects_rebuild, ! full_gc_update_str_dedup_table, ! full_gc_resize_tlabs, ! ! // Longer concurrent phases at the end ! conc_mark, ! conc_termination, ! conc_preclean, ! conc_evac, ! conc_update_refs, ! conc_cleanup, ! conc_cleanup_recycle, ! conc_cleanup_reset_bitmaps, ! ! conc_uncommit, ! ! // Unclassified ! pause_other, ! conc_other, ! _num_phases }; - // These are the subphases of GC phases (scan_roots, update_roots, // init_evac, final_update_refs_roots, and full_gc_roots). // Make sure they are following this order. enum GCParPhases { ! ThreadRoots, ! CodeCacheRoots, ! StringTableRoots, ! UniverseRoots, ! JNIRoots, ! JNIWeakRoots, ! ObjectSynchronizerRoots, ! FlatProfilerRoots, ! ManagementRoots, ! SystemDictionaryRoots, ! CLDGRoots, ! JVMTIRoots, ! StringDedupRoots, ! FinishQueues, GCParPhasesSentinel }; private: struct TimingData { HdrSeq _secs; double _start; }; private: TimingData _timing_data[_num_phases]; ! const char* _phase_names[_num_phases]; ShenandoahWorkerTimings* _worker_times; ShenandoahTerminationTimings* _termination_times; ShenandoahCollectorPolicy* _policy; --- 24,278 ---- #ifndef SHARE_VM_GC_SHENANDOAH_SHENANDOAHPHASETIMEINGS_HPP #define SHARE_VM_GC_SHENANDOAH_SHENANDOAHPHASETIMEINGS_HPP #include "memory/allocation.hpp" ! #include "gc_implementation/shenandoah/shenandoahNumberSeq.hpp" #include "gc_implementation/shenandoah/shenandoahWorkerDataArray.hpp" #include "gc_implementation/shenandoah/shenandoahWorkerDataArray.inline.hpp" class ShenandoahCollectorPolicy; class ShenandoahWorkerTimings; class ShenandoahTerminationTimings; class outputStream; + #define SHENANDOAH_GC_PHASE_DO(f) \ + f(total_pause_gross, "Total Pauses (G)") \ + f(total_pause, "Total Pauses (N)") \ + f(init_mark_gross, "Pause Init Mark (G)") \ + f(init_mark, "Pause Init Mark (N)") \ + f(accumulate_stats, " Accumulate Stats") \ + f(make_parsable, " Make Parsable") \ + f(clear_liveness, " Clear Liveness") \ + \ + /* Per-thread timer block, should have "roots" counters in consistent order */ \ + f(scan_roots, " Scan Roots") \ + f(scan_thread_roots, " S: Thread Roots") \ + f(scan_code_roots, " S: Code Cache Roots") \ + f(scan_string_table_roots, " S: String Table Roots") \ + f(scan_universe_roots, " S: Universe Roots") \ + f(scan_jni_roots, " S: JNI Roots") \ + f(scan_jni_weak_roots, " S: JNI Weak Roots") \ + f(scan_synchronizer_roots, " S: Synchronizer Roots") \ + f(scan_flat_profiler_roots, " S: FlatProfiler Roots") \ + f(scan_management_roots, " S: Management Roots") \ + f(scan_system_dictionary_roots, " S: System Dict Roots") \ + f(scan_cldg_roots, " S: CLDG Roots") \ + f(scan_jvmti_roots, " S: JVMTI Roots") \ + f(scan_string_dedup_roots, " S: String Dedup Roots") \ + f(scan_finish_queues, " S: Finish Queues" ) \ + \ + f(resize_tlabs, " Resize TLABs") \ + \ + f(final_mark_gross, "Pause Final Mark (G)") \ + f(final_mark, "Pause Final Mark (N)") \ + \ + /* Per-thread timer block, should have "roots" counters in consistent order */ \ + f(update_roots, " Update Roots") \ + f(update_thread_roots, " U: Thread Roots") \ + f(update_code_roots, " U: Code Cache Roots") \ + f(update_string_table_roots, " U: String Table Roots") \ + f(update_universe_roots, " U: Universe Roots") \ + f(update_jni_roots, " U: JNI Roots") \ + f(update_jni_weak_roots, " U: JNI Weak Roots") \ + f(update_synchronizer_roots, " U: Synchronizer Roots") \ + f(update_flat_profiler_roots, " U: FlatProfiler Roots") \ + f(update_management_roots, " U: Management Roots") \ + f(update_system_dictionary_roots, " U: System Dict Roots") \ + f(update_cldg_roots, " U: CLDG Roots") \ + f(update_jvmti_roots, " U: JVMTI Roots") \ + f(update_string_dedup_roots, " U: String Dedup Roots") \ + f(update_finish_queues, " U: Finish Queues") \ + \ + f(finish_queues, " Finish Queues") \ + f(termination, " Termination") \ + f(weakrefs, " Weak References") \ + f(weakrefs_process, " Process") \ + f(weakrefs_termination, " Termination") \ + f(weakrefs_enqueue, " Enqueue") \ + f(purge, " System Purge") \ + f(purge_class_unload, " Unload Classes") \ + f(purge_par, " Parallel Cleanup") \ + f(purge_cldg, " CLDG") \ + f(purge_string_dedup, " String Dedup") \ + f(complete_liveness, " Complete Liveness") \ + f(prepare_evac, " Prepare Evacuation") \ + f(recycle_regions, " Recycle regions") \ + \ + /* Per-thread timer block, should have "roots" counters in consistent order */ \ + f(init_evac, " Initial Evacuation") \ + f(evac_thread_roots, " E: Thread Roots") \ + f(evac_code_roots, " E: Code Cache Roots") \ + f(evac_string_table_roots, " E: String Table Roots") \ + f(evac_universe_roots, " E: Universe Roots") \ + f(evac_jni_roots, " E: JNI Roots") \ + f(evac_jni_weak_roots, " E: JNI Weak Roots") \ + f(evac_synchronizer_roots, " E: Synchronizer Roots") \ + f(evac_flat_profiler_roots, " E: FlatProfiler Roots") \ + f(evac_management_roots, " E: Management Roots") \ + f(evac_system_dictionary_roots, " E: System Dict Roots") \ + f(evac_cldg_roots, " E: CLDG Roots") \ + f(evac_jvmti_roots, " E: JVMTI Roots") \ + f(evac_string_dedup_roots, " E: String Dedup Roots") \ + f(evac_finish_queues, " E: Finish Queues") \ + \ + f(final_evac_gross, "Pause Final Evac (G)") \ + f(final_evac, "Pause Final Evac (N)") \ + \ + f(init_update_refs_gross, "Pause Init Update Refs (G)") \ + f(init_update_refs, "Pause Init Update Refs (N)") \ + \ + f(final_update_refs_gross, "Pause Final Update Refs (G)") \ + f(final_update_refs, "Pause Final Update Refs (N)") \ + f(final_update_refs_finish_work, " Finish Work") \ + \ + /* Per-thread timer block, should have "roots" counters in consistent order */ \ + f(final_update_refs_roots, " Update Roots") \ + f(final_update_refs_thread_roots, " UR: Thread Roots") \ + f(final_update_refs_code_roots, " UR: Code Cache Roots") \ + f(final_update_refs_string_table_roots, " UR: String Table Roots") \ + f(final_update_refs_universe_roots, " UR: Universe Roots") \ + f(final_update_refs_jni_roots, " UR: JNI Roots") \ + f(final_update_refs_jni_weak_roots, " UR: JNI Weak Roots") \ + f(final_update_refs_synchronizer_roots, " UR: Synchronizer Roots") \ + f(final_update_refs_flat_profiler_roots, " UR: FlatProfiler Roots") \ + f(final_update_refs_management_roots, " UR: Management Roots") \ + f(final_update_refs_system_dict_roots, " UR: System Dict Roots") \ + f(final_update_refs_cldg_roots, " UR: CLDG Roots") \ + f(final_update_refs_jvmti_roots, " UR: JVMTI Roots") \ + f(final_update_refs_string_dedup_roots, " UR: String Dedup Roots") \ + f(final_update_refs_finish_queues, " UR: Finish Queues") \ + \ + f(final_update_refs_recycle, " Recycle") \ + \ + f(degen_gc_gross, "Pause Degenerated GC (G)") \ + f(degen_gc, "Pause Degenerated GC (N)") \ + \ + /* Per-thread timer block, should have "roots" counters in consistent order */ \ + f(degen_gc_update_roots, " Degen Update Roots") \ + f(degen_gc_update_thread_roots, " DU: Thread Roots") \ + f(degen_gc_update_code_roots, " DU: Code Cache Roots") \ + f(degen_gc_update_string_table_roots, " DU: String Table Roots") \ + f(degen_gc_update_universe_roots, " DU: Universe Roots") \ + f(degen_gc_update_jni_roots, " DU: JNI Roots") \ + f(degen_gc_update_jni_weak_roots, " DU: JNI Weak Roots") \ + f(degen_gc_update_synchronizer_roots, " DU: Synchronizer Roots") \ + f(degen_gc_update_flat_profiler_roots, " DU: FlatProfiler Roots") \ + f(degen_gc_update_management_roots, " DU: Management Roots") \ + f(degen_gc_update_system_dict_roots, " DU: System Dict Roots") \ + f(degen_gc_update_cldg_roots, " DU: CLDG Roots") \ + f(degen_gc_update_jvmti_roots, " DU: JVMTI Roots") \ + f(degen_gc_update_string_dedup_roots, " DU: String Dedup Roots") \ + f(degen_gc_update_finish_queues, " DU: Finish Queues") \ + \ + f(full_gc_gross, "Pause Full GC (G)") \ + f(full_gc, "Pause Full GC (N)") \ + f(full_gc_heapdumps, " Heap Dumps") \ + f(full_gc_prepare, " Prepare") \ + \ + /* Per-thread timer block, should have "roots" counters in consistent order */ \ + f(full_gc_roots, " Roots") \ + f(full_gc_thread_roots, " F: Thread Roots") \ + f(full_gc_code_roots, " F: Code Cache Roots") \ + f(full_gc_string_table_roots, " F: String Table Roots") \ + f(full_gc_universe_roots, " F: Universe Roots") \ + f(full_gc_jni_roots, " F: JNI Roots") \ + f(full_gc_jni_weak_roots, " F: JNI Weak Roots") \ + f(full_gc_synchronizer_roots, " F: Synchronizer Roots") \ + f(full_gc_flat_profiler_roots, " F: FlatProfiler Roots") \ + f(full_gc_management_roots, " F: Management Roots") \ + f(full_gc_system_dictionary_roots, " F: System Dict Roots") \ + f(full_gc_cldg_roots, " F: CLDG Roots") \ + f(full_gc_jvmti_roots, " F: JVMTI Roots") \ + f(full_gc_string_dedup_roots, " F: String Dedup Roots") \ + f(full_gc_finish_queues, " F: Finish Queues") \ + \ + f(full_gc_mark, " Mark") \ + f(full_gc_mark_finish_queues, " Finish Queues") \ + f(full_gc_mark_termination, " Termination") \ + f(full_gc_weakrefs, " Weak References") \ + f(full_gc_weakrefs_process, " Process") \ + f(full_gc_weakrefs_termination, " Termination") \ + f(full_gc_weakrefs_enqueue, " Enqueue") \ + f(full_gc_purge, " System Purge") \ + f(full_gc_purge_class_unload, " Unload Classes") \ + f(full_gc_purge_par, " Parallel Cleanup") \ + f(full_gc_purge_cldg, " CLDG") \ + f(full_gc_purge_string_dedup, " String Dedup") \ + f(full_gc_calculate_addresses, " Calculate Addresses") \ + f(full_gc_calculate_addresses_regular, " Regular Objects") \ + f(full_gc_calculate_addresses_humong, " Humongous Objects") \ + f(full_gc_adjust_pointers, " Adjust Pointers") \ + f(full_gc_copy_objects, " Copy Objects") \ + f(full_gc_copy_objects_regular, " Regular Objects") \ + f(full_gc_copy_objects_humong, " Humongous Objects") \ + f(full_gc_copy_objects_reset_complete, " Reset Complete Bitmap") \ + f(full_gc_copy_objects_rebuild, " Rebuild Region Sets") \ + f(full_gc_resize_tlabs, " Resize TLABs") \ + \ + /* Longer concurrent phases at the end */ \ + f(conc_reset, "Concurrent Reset") \ + f(conc_mark, "Concurrent Marking") \ + f(conc_termination, " Termination") \ + f(conc_preclean, "Concurrent Precleaning") \ + f(conc_evac, "Concurrent Evacuation") \ + f(conc_update_refs, "Concurrent Update Refs") \ + f(conc_cleanup, "Concurrent Cleanup") \ + f(conc_traversal, "Concurrent Traversal") \ + f(conc_traversal_termination, " Termination") \ + \ + f(conc_uncommit, "Concurrent Uncommit") \ + \ + /* Unclassified */ \ + f(pause_other, "Pause Other") \ + f(conc_other, "Concurrent Other") \ + // end + + #define SHENANDOAH_GC_PAR_PHASE_DO(f) \ + f(ThreadRoots, "Thread Roots (ms):") \ + f(CodeCacheRoots, "CodeCache Roots (ms):") \ + f(StringTableRoots, "StringTable Roots (ms):") \ + f(UniverseRoots, "Universe Roots (ms):") \ + f(JNIRoots, "JNI Handles Roots (ms):") \ + f(JNIWeakRoots, "JNI Weak Roots (ms):") \ + f(ObjectSynchronizerRoots, "ObjectSynchronizer Roots (ms):") \ + f(FlatProfilerRoots, "FlatProfiler Roots (ms):") \ + f(ManagementRoots, "Management Roots (ms):") \ + f(SystemDictionaryRoots, "SystemDictionary Roots (ms):") \ + f(CLDGRoots, "CLDG Roots (ms):") \ + f(JVMTIRoots, "JVMTI Roots (ms):") \ + f(StringDedupRoots, "String Dedup Roots (ms):") \ + f(FinishQueues, "Finish Queues (ms):") \ + // end + class ShenandoahPhaseTimings : public CHeapObj<mtGC> { public: + #define GC_PHASE_DECLARE_ENUM(type, title) type, enum Phase { ! SHENANDOAH_GC_PHASE_DO(GC_PHASE_DECLARE_ENUM) _num_phases }; // These are the subphases of GC phases (scan_roots, update_roots, // init_evac, final_update_refs_roots, and full_gc_roots). // Make sure they are following this order. enum GCParPhases { ! SHENANDOAH_GC_PAR_PHASE_DO(GC_PHASE_DECLARE_ENUM) GCParPhasesSentinel }; + #undef GC_PHASE_DECLARE_ENUM + private: struct TimingData { HdrSeq _secs; double _start; }; private: TimingData _timing_data[_num_phases]; ! static const char* _phase_names[_num_phases]; ShenandoahWorkerTimings* _worker_times; ShenandoahTerminationTimings* _termination_times; ShenandoahCollectorPolicy* _policy;
*** 271,286 **** // record phase start void record_phase_start(Phase phase); // record phase end and return elapsed time in seconds for the phase void record_phase_end(Phase phase); ! // record an elapsed time in microseconds for the phase ! void record_phase_time(Phase phase, jint time_us); void record_workers_start(Phase phase); void record_workers_end(Phase phase); void print_on(outputStream* out) const; private: void init_phase_names(); void print_summary_sd(outputStream* out, const char* str, const HdrSeq* seq) const; --- 285,305 ---- // record phase start void record_phase_start(Phase phase); // record phase end and return elapsed time in seconds for the phase void record_phase_end(Phase phase); ! // record an elapsed time for the phase ! void record_phase_time(Phase phase, double time); void record_workers_start(Phase phase); void record_workers_end(Phase phase); + static const char* phase_name(Phase phase) { + assert(phase >= 0 && phase < _num_phases, "Out of bound"); + return _phase_names[phase]; + } + void print_on(outputStream* out) const; private: void init_phase_names(); void print_summary_sd(outputStream* out, const char* str, const HdrSeq* seq) const;
*** 300,352 **** double average(uint i); void reset(uint i); void print(); }; - class ShenandoahWorkerTimingsTracker : public StackObj { - double _start_time; - ShenandoahPhaseTimings::GCParPhases _phase; - ShenandoahWorkerTimings* _worker_times; - uint _worker_id; - public: - ShenandoahWorkerTimingsTracker(ShenandoahWorkerTimings* worker_times, ShenandoahPhaseTimings::GCParPhases phase, uint worker_id); - ~ShenandoahWorkerTimingsTracker(); - }; - class ShenandoahTerminationTimings : public CHeapObj<mtGC> { private: ShenandoahWorkerDataArray<double>* _gc_termination_phase; public: ShenandoahTerminationTimings(uint max_gc_threads); // record the time a phase took in seconds void record_time_secs(uint worker_i, double secs); ! double average() const { return _gc_termination_phase->average(); } ! void reset() { _gc_termination_phase->reset(); } void print() const; }; - class ShenandoahTerminationTimingsTracker : public StackObj { - private: - double _start_time; - uint _worker_id; - - public: - ShenandoahTerminationTimingsTracker(uint worker_id); - ~ShenandoahTerminationTimingsTracker(); - }; - - - // Tracking termination time in specific GC phase - class ShenandoahTerminationTracker : public StackObj { - private: - ShenandoahPhaseTimings::Phase _phase; - - static ShenandoahPhaseTimings::Phase currentPhase; - public: - ShenandoahTerminationTracker(ShenandoahPhaseTimings::Phase phase); - ~ShenandoahTerminationTracker(); - }; - #endif // SHARE_VM_GC_SHENANDOAH_SHENANDOAHGCPHASETIMEINGS_HPP --- 319,339 ---- double average(uint i); void reset(uint i); void print(); }; class ShenandoahTerminationTimings : public CHeapObj<mtGC> { private: ShenandoahWorkerDataArray<double>* _gc_termination_phase; public: ShenandoahTerminationTimings(uint max_gc_threads); // record the time a phase took in seconds void record_time_secs(uint worker_i, double secs); ! double average() const; ! void reset(); void print() const; }; #endif // SHARE_VM_GC_SHENANDOAH_SHENANDOAHGCPHASETIMEINGS_HPP
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