| /* |
| * Copyright (c) 2017, 2019, 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_GC_SHENANDOAH_SHENANDOAHPHASETIMINGS_HPP |
| #define SHARE_GC_SHENANDOAH_SHENANDOAHPHASETIMINGS_HPP |
| |
| #include "gc/shenandoah/shenandoahNumberSeq.hpp" |
| #include "gc/shared/workerDataArray.hpp" |
| #include "memory/allocation.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(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_universe_roots, " S: Universe Roots") \ |
| f(scan_jni_roots, " S: JNI Roots") \ |
| f(scan_jvmti_weak_roots, " S: JVMTI Weak Roots") \ |
| f(scan_jfr_weak_roots, " S: JFR Weak Roots") \ |
| f(scan_jni_weak_roots, " S: JNI Weak Roots") \ |
| f(scan_stringtable_roots, " S: String Table Roots") \ |
| f(scan_resolved_method_table_roots, " S: Resolved Table Roots") \ |
| f(scan_vm_global_roots, " S: VM Global Roots") \ |
| f(scan_vm_weak_roots, " S: VM Weak Roots") \ |
| f(scan_synchronizer_roots, " S: Synchronizer 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_table_roots, " S: Dedup Table Roots") \ |
| f(scan_string_dedup_queue_roots, " S: Dedup Queue 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_universe_roots, " U: Universe Roots") \ |
| f(update_jni_roots, " U: JNI Roots") \ |
| f(update_jvmti_weak_roots, " U: JVMTI Weak Roots") \ |
| f(update_jfr_weak_roots, " U: JFR Weak Roots") \ |
| f(update_jni_weak_roots, " U: JNI Weak Roots") \ |
| f(update_stringtable_roots, " U: String Table Roots") \ |
| f(update_resolved_method_table_roots, " U: Resolved Table Roots") \ |
| f(update_vm_global_roots, " U: VM Global Roots") \ |
| f(update_vm_weak_roots, " U: VM Weak Roots") \ |
| f(update_synchronizer_roots, " U: Synchronizer 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_table_roots, " U: Dedup Table Roots") \ |
| f(update_string_dedup_queue_roots, " U: Dedup Queue 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(purge, " System Purge") \ |
| f(purge_class_unload, " Unload Classes") \ |
| f(purge_par, " Parallel Cleanup") \ |
| f(purge_cldg, " CLDG") \ |
| 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_universe_roots, " E: Universe Roots") \ |
| f(evac_jni_roots, " E: JNI Roots") \ |
| f(evac_jvmti_weak_roots, " E: JVMTI Weak Roots") \ |
| f(evac_jfr_weak_roots, " E: JFR Weak Roots") \ |
| f(evac_jni_weak_roots, " E: JNI Weak Roots") \ |
| f(evac_stringtable_roots, " E: String Table Roots") \ |
| f(evac_resolved_method_table_roots, " E: Resolved Table Roots") \ |
| f(evac_vm_global_roots, " E: VM Global Roots") \ |
| f(evac_vm_weak_roots, " E: VM Weak Roots") \ |
| f(evac_synchronizer_roots, " E: Synchronizer 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_table_roots, " E: String Dedup Table Roots") \ |
| f(evac_string_dedup_queue_roots, " E: String Dedup Queue 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_universe_roots, " UR: Universe Roots") \ |
| f(final_update_refs_jni_roots, " UR: JNI Roots") \ |
| f(final_update_jvmti_weak_roots, " UR: JVMTI Weak Roots") \ |
| f(final_update_jfr_weak_roots, " UR: JFR Weak Roots") \ |
| f(final_update_jni_weak_roots, " UR: JNI Weak Roots") \ |
| f(final_update_stringtable_roots, " UR: String Table Roots") \ |
| f(final_update_resolved_method_table_roots, " UR: Resolved Table Roots") \ |
| f(final_update_vm_global_roots, " UR: VM Global Roots") \ |
| f(final_update_vm_weak_roots, " UR: VM Weak Roots") \ |
| f(final_update_refs_synchronizer_roots, " UR: Synchronizer 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_table_roots, " UR: Dedup Table Roots") \ |
| f(final_update_refs_string_dedup_queue_roots, " UR: Dedup Queue 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_universe_roots, " DU: Universe Roots") \ |
| f(degen_gc_update_jni_roots, " DU: JNI Roots") \ |
| f(degen_gc_update_jvmti_weak_roots, " DU: JVMTI Weak Roots") \ |
| f(degen_gc_update_jfr_weak_roots, " DU: JFR Weak Roots") \ |
| f(degen_gc_update_jni_weak_roots, " DU: JNI Weak Roots") \ |
| f(degen_gc_update_stringtable_roots, " DU: String Table Roots") \ |
| f(degen_gc_update_resolved_method_table_roots, " DU: Resolved Table Roots") \ |
| f(degen_gc_update_vm_global_roots, " DU: VM Global Roots") \ |
| f(degen_gc_update_vm_weak_roots, " DU: VM Weak Roots") \ |
| f(degen_gc_update_synchronizer_roots, " DU: Synchronizer 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_table_roots, " DU: Dedup Table Roots") \ |
| f(degen_gc_update_string_dedup_queue_roots, " DU: Dedup Queue Roots") \ |
| f(degen_gc_update_finish_queues, " DU: Finish Queues") \ |
| \ |
| f(init_traversal_gc_gross, "Pause Init Traversal (G)") \ |
| f(init_traversal_gc, "Pause Init Traversal (N)") \ |
| f(traversal_gc_prepare, " Prepare") \ |
| f(traversal_gc_make_parsable, " Make Parsable") \ |
| f(traversal_gc_resize_tlabs, " Resize TLABs") \ |
| \ |
| /* Per-thread timer block, should have "roots" counters in consistent order */ \ |
| f(init_traversal_gc_work, " Work") \ |
| f(init_traversal_gc_thread_roots, " TI: Thread Roots") \ |
| f(init_traversal_gc_code_roots, " TI: Code Cache Roots") \ |
| f(init_traversal_gc_universe_roots, " TI: Universe Roots") \ |
| f(init_traversal_gc_jni_roots, " TI: JNI Roots") \ |
| f(init_traversal_gc_jvmti_weak_roots, " TI: JVMTI Weak Roots") \ |
| f(init_traversal_gc_jfr_weak_roots, " TI: JFR Weak Roots") \ |
| f(init_traversal_gc_jni_weak_roots, " TI: JNI Weak Roots") \ |
| f(init_traversal_gc_stringtable_roots, " TI: String Table Roots") \ |
| f(init_traversal_gc_resolved_method_table_roots, " TI: Resolved Table Roots") \ |
| f(init_traversal_gc_vm_global_roots, " TI: VM Global Roots") \ |
| f(init_traversal_gc_vm_weak_roots, " TI: VM Weak Roots") \ |
| f(init_traversal_gc_synchronizer_roots, " TI: Synchronizer Roots") \ |
| f(init_traversal_gc_management_roots, " TI: Management Roots") \ |
| f(init_traversal_gc_system_dict_roots, " TI: System Dict Roots") \ |
| f(init_traversal_gc_cldg_roots, " TI: CLDG Roots") \ |
| f(init_traversal_gc_jvmti_roots, " TI: JVMTI Roots") \ |
| f(init_traversal_gc_string_dedup_table_roots, " TI: Dedup Table Roots") \ |
| f(init_traversal_gc_string_dedup_queue_roots, " TI: Dedup Queue Roots") \ |
| f(init_traversal_gc_finish_queues, " TI: Finish Queues") \ |
| \ |
| f(final_traversal_gc_gross, "Pause Final Traversal (G)") \ |
| f(final_traversal_gc, "Pause Final Traversal (N)") \ |
| \ |
| /* Per-thread timer block, should have "roots" counters in consistent order */ \ |
| f(final_traversal_gc_work, " Work") \ |
| f(final_traversal_gc_thread_roots, " TF: Thread Roots") \ |
| f(final_traversal_gc_code_roots, " TF: Code Cache Roots") \ |
| f(final_traversal_gc_universe_roots, " TF: Universe Roots") \ |
| f(final_traversal_gc_jni_roots, " TF: JNI Roots") \ |
| f(final_traversal_gc_jvmti_weak_roots, " TF: JVMTI Weak Roots") \ |
| f(final_traversal_gc_jfr_weak_roots, " TF: JFR Weak Roots") \ |
| f(final_traversal_gc_jni_weak_roots, " TF: JNI Weak Roots") \ |
| f(final_traversal_gc_stringtable_roots, " TF: String Table Roots") \ |
| f(final_traversal_gc_resolved_method_table_roots, " TF: Resolved Table Roots") \ |
| f(final_traversal_gc_vm_global_roots, " TF: VM Global Roots") \ |
| f(final_traversal_gc_vm_weak_roots, " TF: VM Weak Roots") \ |
| f(final_traversal_gc_synchronizer_roots, " TF: Synchronizer Roots") \ |
| f(final_traversal_gc_management_roots, " TF: Management Roots") \ |
| f(final_traversal_gc_system_dict_roots, " TF: System Dict Roots") \ |
| f(final_traversal_gc_cldg_roots, " TF: CLDG Roots") \ |
| f(final_traversal_gc_jvmti_roots, " TF: JVMTI Roots") \ |
| f(final_traversal_gc_string_dedup_table_roots, " TF: Dedup Table Roots") \ |
| f(final_traversal_gc_string_dedup_queue_roots, " TF: Dedup Queue Roots") \ |
| f(final_traversal_gc_finish_queues, " TF: Finish Queues") \ |
| f(final_traversal_gc_termination, " TF: Termination") \ |
| \ |
| /* Per-thread timer block, should have "roots" counters in consistent order */ \ |
| f(final_traversal_update_roots, " Update Roots") \ |
| f(final_traversal_update_thread_roots, " TU: Thread Roots") \ |
| f(final_traversal_update_code_roots, " TU: Code Cache Roots") \ |
| f(final_traversal_update_universe_roots, " TU: Universe Roots") \ |
| f(final_traversal_update_jni_roots, " TU: JNI Roots") \ |
| f(final_traversal_update_jvmti_weak_roots, " TU: JVMTI Weak Roots") \ |
| f(final_traversal_update_jfr_weak_roots, " TU: JFR Weak Roots") \ |
| f(final_traversal_update_jni_weak_roots, " TU: JNI Weak Roots") \ |
| f(final_traversal_update_stringtable_roots, " TU: String Table Roots") \ |
| f(final_traversal_update_resolved_method_table_roots, " TU: Resolved Table Roots") \ |
| f(final_traversal_update_vm_global_roots, " TU: VM Global Roots") \ |
| f(final_traversal_update_vm_weak_roots, " TU: VM Weak Roots") \ |
| f(final_traversal_update_synchronizer_roots, " TU: Synchronizer Roots") \ |
| f(final_traversal_update_management_roots, " TU: Management Roots") \ |
| f(final_traversal_update_system_dict_roots, " TU: System Dict Roots") \ |
| f(final_traversal_update_cldg_roots, " TU: CLDG Roots") \ |
| f(final_traversal_update_jvmti_roots, " TU: JVMTI Roots") \ |
| f(final_traversal_update_string_dedup_table_roots, " TU: Dedup Table Roots") \ |
| f(final_traversal_update_string_dedup_queue_roots, " TU: Dedup Queue Roots") \ |
| f(final_traversal_update_finish_queues, " TU: Finish Queues") \ |
| \ |
| f(traversal_gc_cleanup, " Cleanup") \ |
| \ |
| 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_universe_roots, " F: Universe Roots") \ |
| f(full_gc_jni_roots, " F: JNI Roots") \ |
| f(full_gc_jvmti_weak_roots, " F: JVMTI Weak Roots") \ |
| f(full_gc_jfr_weak_roots, " F: JFR Weak Roots") \ |
| f(full_gc_jni_weak_roots, " F: JNI Weak Roots") \ |
| f(full_gc_stringtable_roots, " F: String Table Roots") \ |
| f(full_gc_resolved_method_table_roots, " F: Resolved Table Roots") \ |
| f(full_gc_vm_global_roots, " F: VM Global Roots") \ |
| f(full_gc_vm_weak_roots, " F: VM Weak Roots") \ |
| f(full_gc_synchronizer_roots, " F: Synchronizer 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_table_roots, " F: Dedup Table Roots") \ |
| f(full_gc_string_dedup_queue_roots, " F: Dedup Queue 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_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_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_roots, "Concurrent Roots") \ |
| 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(UniverseRoots, "Universe Roots (ms):") \ |
| f(JNIRoots, "JNI Handles Roots (ms):") \ |
| f(JVMTIWeakRoots, "JVMTI Weak Roots (ms):") \ |
| f(JFRWeakRoots, "JFR Weak Roots (ms):") \ |
| f(JNIWeakRoots, "JNI Weak Roots (ms):") \ |
| f(StringTableRoots, "StringTable Roots(ms):") \ |
| f(ResolvedMethodTableRoots, "Resolved Table Roots(ms):") \ |
| f(VMGlobalRoots, "VM Global Roots(ms)") \ |
| f(VMWeakRoots, "VM Weak Roots(ms)") \ |
| f(ObjectSynchronizerRoots, "ObjectSynchronizer Roots (ms):") \ |
| f(ManagementRoots, "Management Roots (ms):") \ |
| f(SystemDictionaryRoots, "SystemDictionary Roots (ms):") \ |
| f(CLDGRoots, "CLDG Roots (ms):") \ |
| f(JVMTIRoots, "JVMTI Roots (ms):") \ |
| f(StringDedupTableRoots, "String Dedup Table Roots (ms):") \ |
| f(StringDedupQueueRoots, "String Dedup Queue 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; |
| |
| public: |
| ShenandoahPhaseTimings(); |
| |
| ShenandoahWorkerTimings* const worker_times() const { return _worker_times; } |
| ShenandoahTerminationTimings* const termination_times() const { return _termination_times; } |
| |
| // 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; |
| }; |
| |
| class ShenandoahWorkerTimings : public CHeapObj<mtGC> { |
| private: |
| uint _max_gc_threads; |
| WorkerDataArray<double>* _gc_par_phases[ShenandoahPhaseTimings::GCParPhasesSentinel]; |
| |
| public: |
| ShenandoahWorkerTimings(uint max_gc_threads); |
| |
| // record the time a phase took in seconds |
| void record_time_secs(ShenandoahPhaseTimings::GCParPhases phase, uint worker_i, double secs); |
| |
| double average(uint i) const; |
| void reset(uint i); |
| void print() const; |
| }; |
| |
| class ShenandoahTerminationTimings : public CHeapObj<mtGC> { |
| private: |
| WorkerDataArray<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_GC_SHENANDOAH_SHENANDOAHPHASETIMINGS_HPP |
