| |
| /* |
| * Copyright (c) 2017, 2020, 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. |
| * |
| * 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_SHENANDOAH_SHENANDOAHPHASETIMEINGS_HPP |
| #define SHARE_VM_GC_SHENANDOAH_SHENANDOAHPHASETIMEINGS_HPP |
| |
| #include "gc/shenandoah/shenandoahNumberSeq.hpp" |
| #include "gc/shared/workerDataArray.hpp" |
| #include "memory/allocation.hpp" |
| |
| class ShenandoahCollectorPolicy; |
| class outputStream; |
| |
| #define SHENANDOAH_PAR_PHASE_DO(CNT_PREFIX, DESC_PREFIX, f) \ |
| f(CNT_PREFIX ## TotalWork, DESC_PREFIX "<total>") \ |
| f(CNT_PREFIX ## ThreadRoots, DESC_PREFIX "Thread Roots") \ |
| f(CNT_PREFIX ## CodeCacheRoots, DESC_PREFIX "Code Cache Roots") \ |
| f(CNT_PREFIX ## CodeCacheRootsCleaning, DESC_PREFIX "Code Cache Cleaning") \ |
| f(CNT_PREFIX ## UniverseRoots, DESC_PREFIX "Universe Roots") \ |
| f(CNT_PREFIX ## JNIRoots, DESC_PREFIX "JNI Handles Roots") \ |
| f(CNT_PREFIX ## JVMTIWeakRoots, DESC_PREFIX "JVMTI Weak Roots") \ |
| f(CNT_PREFIX ## JFRWeakRoots, DESC_PREFIX "JFR Weak Roots") \ |
| f(CNT_PREFIX ## JNIWeakRoots, DESC_PREFIX "JNI Weak Roots") \ |
| f(CNT_PREFIX ## StringTableRoots, DESC_PREFIX "String Table Roots") \ |
| f(CNT_PREFIX ## ResolvedMethodTableRoots, DESC_PREFIX "Resolved Table Roots") \ |
| f(CNT_PREFIX ## VMGlobalRoots, DESC_PREFIX "VM Global Roots") \ |
| f(CNT_PREFIX ## VMWeakRoots, DESC_PREFIX "VM Weak Roots") \ |
| f(CNT_PREFIX ## ObjectSynchronizerRoots, DESC_PREFIX "Synchronizer Roots") \ |
| f(CNT_PREFIX ## ManagementRoots, DESC_PREFIX "Management Roots") \ |
| f(CNT_PREFIX ## SystemDictionaryRoots, DESC_PREFIX "System Dict Roots") \ |
| f(CNT_PREFIX ## CLDGRoots, DESC_PREFIX "CLDG Roots") \ |
| f(CNT_PREFIX ## JVMTIRoots, DESC_PREFIX "JVMTI Roots") \ |
| f(CNT_PREFIX ## StringDedupTableRoots, DESC_PREFIX "Dedup Table Roots") \ |
| f(CNT_PREFIX ## StringDedupQueueRoots, DESC_PREFIX "Dedup Queue Roots") \ |
| f(CNT_PREFIX ## FinishQueues, DESC_PREFIX "Finish Queues") \ |
| // end |
| |
| #define SHENANDOAH_PHASE_DO(f) \ |
| f(conc_reset, "Concurrent Reset") \ |
| \ |
| 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(init_update_region_states, " Update Region States") \ |
| f(scan_roots, " Scan Roots") \ |
| SHENANDOAH_PAR_PHASE_DO(scan_, " S: ", f) \ |
| f(resize_tlabs, " Resize TLABs") \ |
| \ |
| f(conc_mark, "Concurrent Marking") \ |
| f(conc_preclean, "Concurrent Precleaning") \ |
| \ |
| f(final_mark_gross, "Pause Final Mark (G)") \ |
| f(final_mark, "Pause Final Mark (N)") \ |
| f(update_roots, " Update Roots") \ |
| SHENANDOAH_PAR_PHASE_DO(update_, " U: ", f) \ |
| f(finish_queues, " Finish Queues") \ |
| f(weakrefs, " Weak References") \ |
| f(weakrefs_process, " Process") \ |
| f(purge, " System Purge") \ |
| f(purge_class_unload, " Unload Classes") \ |
| f(purge_cleanup, " Cleanup") \ |
| SHENANDOAH_PAR_PHASE_DO(purge_cu_par_, " CU: ", f) \ |
| f(purge_weak_par, " Weak Roots") \ |
| SHENANDOAH_PAR_PHASE_DO(purge_weak_par_, " WR: ", f) \ |
| f(purge_cldg, " CLDG") \ |
| f(final_update_region_states, " Update Region States") \ |
| f(retire_tlabs, " Retire TLABs") \ |
| f(choose_cset, " Choose Collection Set") \ |
| f(final_rebuild_freeset, " Rebuild Free Set") \ |
| f(init_evac, " Initial Evacuation") \ |
| SHENANDOAH_PAR_PHASE_DO(evac_, " E: ", f) \ |
| \ |
| f(conc_cleanup_early, "Concurrent Cleanup") \ |
| f(conc_evac, "Concurrent Evacuation") \ |
| \ |
| f(init_update_refs_gross, "Pause Init Update Refs (G)") \ |
| f(init_update_refs, "Pause Init Update Refs (N)") \ |
| f(init_update_refs_retire_gclabs, " Retire GCLABs") \ |
| \ |
| f(conc_update_refs, "Concurrent Update Refs") \ |
| \ |
| 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") \ |
| f(final_update_refs_roots, " Update Roots") \ |
| SHENANDOAH_PAR_PHASE_DO(final_update_, " UR: ", f) \ |
| f(final_update_refs_update_region_states, " Update Region States") \ |
| f(final_update_refs_trash_cset, " Trash Collection Set") \ |
| f(final_update_refs_rebuild_freeset, " Rebuild Free Set") \ |
| \ |
| f(conc_cleanup_complete, "Concurrent Cleanup") \ |
| \ |
| f(degen_gc_gross, "Pause Degenerated GC (G)") \ |
| f(degen_gc, "Pause Degenerated GC (N)") \ |
| f(degen_gc_update_roots, " Degen Update Roots") \ |
| SHENANDOAH_PAR_PHASE_DO(degen_gc_update_, " DU: ", f) \ |
| \ |
| f(full_gc_gross, "Pause Full GC (G)") \ |
| f(full_gc, "Pause Full GC (N)") \ |
| f(full_gc_heapdump_pre, " Pre Heap Dump") \ |
| f(full_gc_prepare, " Prepare") \ |
| f(full_gc_update_roots, " Update Roots") \ |
| SHENANDOAH_PAR_PHASE_DO(full_gc_update_roots_, " FU: ", f) \ |
| f(full_gc_scan_roots, " Scan Roots") \ |
| SHENANDOAH_PAR_PHASE_DO(full_gc_scan_roots_, " FS: ", f) \ |
| f(full_gc_mark, " Mark") \ |
| f(full_gc_mark_finish_queues, " Finish Queues") \ |
| f(full_gc_weakrefs, " Weak References") \ |
| f(full_gc_weakrefs_process, " Process") \ |
| f(full_gc_purge, " System Purge") \ |
| f(full_gc_purge_class_unload, " Unload Classes") \ |
| f(full_gc_purge_cleanup, " Cleanup") \ |
| SHENANDOAH_PAR_PHASE_DO(full_gc_purge_cu_par_, " CU: ", f) \ |
| f(full_gc_purge_weak_par, " Weak Roots") \ |
| SHENANDOAH_PAR_PHASE_DO(full_gc_purge_weak_p_, " WR: ", f) \ |
| f(full_gc_purge_cldg, " CLDG") \ |
| 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_adjust_roots, " Adjust Roots") \ |
| SHENANDOAH_PAR_PHASE_DO(full_gc_adjust_roots_, " FA: ", f) \ |
| 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") \ |
| f(full_gc_heapdump_post, " Post Heap Dump") \ |
| \ |
| f(conc_uncommit, "Concurrent Uncommit") \ |
| f(pacing, "Pacing") \ |
| \ |
| f(heap_iteration_roots, "Heap Iteration") \ |
| SHENANDOAH_PAR_PHASE_DO(heap_iteration_roots_, " HI: ", f) \ |
| // end |
| |
| typedef WorkerDataArray<double> ShenandoahWorkerData; |
| |
| class ShenandoahPhaseTimings : public CHeapObj<mtGC> { |
| friend class ShenandoahGCPhase; |
| friend class ShenandoahWorkerTimingsTracker; |
| public: |
| #define SHENANDOAH_PHASE_DECLARE_ENUM(type, title) type, |
| |
| enum Phase { |
| SHENANDOAH_PHASE_DO(SHENANDOAH_PHASE_DECLARE_ENUM) |
| _num_phases, |
| _invalid_phase = _num_phases |
| }; |
| |
| enum ParPhase { |
| SHENANDOAH_PAR_PHASE_DO(,, SHENANDOAH_PHASE_DECLARE_ENUM) |
| _num_par_phases |
| }; |
| |
| #undef SHENANDOAH_PHASE_DECLARE_ENUM |
| |
| private: |
| uint _max_workers; |
| double _cycle_data[_num_phases]; |
| HdrSeq _global_data[_num_phases]; |
| static const char* _phase_names[_num_phases]; |
| |
| ShenandoahWorkerData* _worker_data[_num_phases]; |
| ShenandoahCollectorPolicy* _policy; |
| |
| static bool is_worker_phase(Phase phase); |
| static bool is_root_work_phase(Phase phase); |
| |
| ShenandoahWorkerData* worker_data(Phase phase, ParPhase par_phase); |
| Phase worker_par_phase(Phase phase, ParPhase par_phase); |
| |
| void set_cycle_data(Phase phase, double time); |
| static double uninitialized() { return -1; } |
| |
| public: |
| ShenandoahPhaseTimings(uint max_workers); |
| |
| void record_phase_time(Phase phase, double time); |
| |
| void record_workers_start(Phase phase); |
| void record_workers_end(Phase phase); |
| |
| void flush_par_workers_to_cycle(); |
| void flush_cycle_to_global(); |
| |
| static const char* phase_name(Phase phase) { |
| assert(phase >= 0 && phase < _num_phases, "Out of bound"); |
| return _phase_names[phase]; |
| } |
| |
| void print_cycle_on(outputStream* out) const; |
| void print_global_on(outputStream* out) const; |
| }; |
| |
| class ShenandoahWorkerTimingsTracker : public StackObj { |
| private: |
| ShenandoahPhaseTimings* const _timings; |
| ShenandoahPhaseTimings::Phase const _phase; |
| ShenandoahPhaseTimings::ParPhase const _par_phase; |
| uint const _worker_id; |
| |
| double _start_time; |
| public: |
| ShenandoahWorkerTimingsTracker(ShenandoahPhaseTimings::Phase phase, ShenandoahPhaseTimings::ParPhase par_phase, uint worker_id); |
| ~ShenandoahWorkerTimingsTracker(); |
| }; |
| |
| #endif // SHARE_VM_GC_SHENANDOAH_SHENANDOAHGCPHASETIMEINGS_HPP |
