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src/share/vm/gc_implementation/g1/g1GCPhaseTimes.hpp
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*** 24,145 ****
#ifndef SHARE_VM_GC_IMPLEMENTATION_G1_G1GCPHASETIMESLOG_HPP
#define SHARE_VM_GC_IMPLEMENTATION_G1_G1GCPHASETIMESLOG_HPP
#include "memory/allocation.hpp"
- #include "gc_interface/gcCause.hpp"
! template <class T>
! class WorkerDataArray : public CHeapObj<mtGC> {
! T* _data;
! uint _length;
! const char* _print_format;
! bool _print_sum;
!
! NOT_PRODUCT(static const T _uninitialized;)
!
! // We are caching the sum and average to only have to calculate them once.
! // This is not done in an MT-safe way. It is intended to allow single
! // threaded code to call sum() and average() multiple times in any order
! // without having to worry about the cost.
! bool _has_new_data;
! T _sum;
! double _average;
! public:
! WorkerDataArray(uint length, const char* print_format, bool print_sum = true) :
! _length(length), _print_format(print_format), _print_sum(print_sum), _has_new_data(true) {
! assert(length > 0, "Must have some workers to store data for");
! _data = NEW_C_HEAP_ARRAY(T, _length, mtGC);
! }
!
! ~WorkerDataArray() {
! FREE_C_HEAP_ARRAY(T, _data);
! }
!
! void set(uint worker_i, T value) {
! assert(worker_i < _length, err_msg("Worker %d is greater than max: %d", worker_i, _length));
! assert(_data[worker_i] == (T)-1, err_msg("Overwriting data for worker %d", worker_i));
! _data[worker_i] = value;
! _has_new_data = true;
! }
!
! T get(uint worker_i) {
! assert(worker_i < _length, err_msg("Worker %d is greater than max: %d", worker_i, _length));
! assert(_data[worker_i] != (T)-1, err_msg("No data to add to for worker %d", worker_i));
! return _data[worker_i];
! }
!
! void add(uint worker_i, T value) {
! assert(worker_i < _length, err_msg("Worker %d is greater than max: %d", worker_i, _length));
! assert(_data[worker_i] != (T)-1, err_msg("No data to add to for worker %d", worker_i));
! _data[worker_i] += value;
! _has_new_data = true;
! }
!
! double average(){
! if (_has_new_data) {
! calculate_totals();
! }
! return _average;
! }
!
! T sum() {
! if (_has_new_data) {
! calculate_totals();
! }
! return _sum;
! }
!
! void print(int level, const char* title);
!
! void reset() PRODUCT_RETURN;
! void verify() PRODUCT_RETURN;
!
! private:
!
! void calculate_totals(){
! _sum = (T)0;
! for (uint i = 0; i < _length; ++i) {
! _sum += _data[i];
! }
! _average = (double)_sum / (double)_length;
! _has_new_data = false;
! }
! };
class G1GCPhaseTimes : public CHeapObj<mtGC> {
- private:
uint _active_gc_threads;
uint _max_gc_threads;
! WorkerDataArray<double> _last_gc_worker_start_times_ms;
! WorkerDataArray<double> _last_ext_root_scan_times_ms;
! WorkerDataArray<double> _last_satb_filtering_times_ms;
! WorkerDataArray<double> _last_update_rs_times_ms;
! WorkerDataArray<int> _last_update_rs_processed_buffers;
! WorkerDataArray<double> _last_scan_rs_times_ms;
! WorkerDataArray<double> _last_strong_code_root_scan_times_ms;
! WorkerDataArray<double> _last_obj_copy_times_ms;
! WorkerDataArray<double> _last_termination_times_ms;
! WorkerDataArray<size_t> _last_termination_attempts;
! WorkerDataArray<double> _last_gc_worker_end_times_ms;
! WorkerDataArray<double> _last_gc_worker_times_ms;
! WorkerDataArray<double> _last_gc_worker_other_times_ms;
double _cur_collection_par_time_ms;
double _cur_collection_code_root_fixup_time_ms;
double _cur_strong_code_root_purge_time_ms;
double _cur_evac_fail_recalc_used;
double _cur_evac_fail_restore_remsets;
double _cur_evac_fail_remove_self_forwards;
double _cur_string_dedup_fixup_time_ms;
- WorkerDataArray<double> _cur_string_dedup_queue_fixup_worker_times_ms;
- WorkerDataArray<double> _cur_string_dedup_table_fixup_worker_times_ms;
double _cur_clear_ct_time_ms;
double _cur_ref_proc_time_ms;
double _cur_ref_enq_time_ms;
--- 24,83 ----
#ifndef SHARE_VM_GC_IMPLEMENTATION_G1_G1GCPHASETIMESLOG_HPP
#define SHARE_VM_GC_IMPLEMENTATION_G1_G1GCPHASETIMESLOG_HPP
#include "memory/allocation.hpp"
! class LineBuffer;
! template <class T> class WorkerDataArray;
class G1GCPhaseTimes : public CHeapObj<mtGC> {
+ friend class G1GCParPhasePrinter;
uint _active_gc_threads;
uint _max_gc_threads;
! public:
! enum GCParPhases {
! GCWorkerStart,
! ExtRootScan,
! SATBFiltering,
! UpdateRS,
! ScanRS,
! CodeRoots,
! ObjCopy,
! Termination,
! Other,
! GCWorkerTotal,
! GCWorkerEnd,
! StringDedupQueueFixup,
! StringDedupTableFixup,
! RedirtyCards,
! GCParPhasesSentinel
! };
!
! private:
! // Markers for grouping the phases in the GCPhases enum above
! static const int GCMainParPhasesLast = GCWorkerEnd;
! static const int StringDedupPhasesFirst = StringDedupQueueFixup;
! static const int StringDedupPhasesLast = StringDedupTableFixup;
!
! WorkerDataArray<double>* _gc_par_phases[GCParPhasesSentinel];
! WorkerDataArray<size_t>* _update_rs_processed_buffers;
! WorkerDataArray<size_t>* _termination_attempts;
! WorkerDataArray<size_t>* _redirtied_cards;
double _cur_collection_par_time_ms;
double _cur_collection_code_root_fixup_time_ms;
double _cur_strong_code_root_purge_time_ms;
double _cur_evac_fail_recalc_used;
double _cur_evac_fail_restore_remsets;
double _cur_evac_fail_remove_self_forwards;
double _cur_string_dedup_fixup_time_ms;
double _cur_clear_ct_time_ms;
double _cur_ref_proc_time_ms;
double _cur_ref_enq_time_ms;
*** 147,158 ****
double _root_region_scan_wait_time_ms;
double _recorded_young_cset_choice_time_ms;
double _recorded_non_young_cset_choice_time_ms;
- WorkerDataArray<double> _last_redirty_logged_cards_time_ms;
- WorkerDataArray<size_t> _last_redirty_logged_cards_processed_cards;
double _recorded_redirty_logged_cards_time_ms;
double _recorded_young_free_cset_time_ms;
double _recorded_non_young_free_cset_time_ms;
--- 85,94 ----
*** 170,227 ****
void print_stats(int level, const char* str, size_t value);
void print_stats(int level, const char* str, double value, uint workers);
public:
G1GCPhaseTimes(uint max_gc_threads);
! void note_gc_start(uint active_gc_threads);
void note_gc_end();
void print(double pause_time_sec);
! void record_gc_worker_start_time(uint worker_i, double ms) {
! _last_gc_worker_start_times_ms.set(worker_i, ms);
! }
!
! void record_ext_root_scan_time(uint worker_i, double ms) {
! _last_ext_root_scan_times_ms.set(worker_i, ms);
! }
!
! void record_satb_filtering_time(uint worker_i, double ms) {
! _last_satb_filtering_times_ms.set(worker_i, ms);
! }
!
! void record_update_rs_time(uint worker_i, double ms) {
! _last_update_rs_times_ms.set(worker_i, ms);
! }
!
! void record_update_rs_processed_buffers(uint worker_i, int processed_buffers) {
! _last_update_rs_processed_buffers.set(worker_i, processed_buffers);
! }
! void record_scan_rs_time(uint worker_i, double ms) {
! _last_scan_rs_times_ms.set(worker_i, ms);
! }
! void record_strong_code_root_scan_time(uint worker_i, double ms) {
! _last_strong_code_root_scan_times_ms.set(worker_i, ms);
! }
! void record_obj_copy_time(uint worker_i, double ms) {
! _last_obj_copy_times_ms.set(worker_i, ms);
! }
! void add_obj_copy_time(uint worker_i, double ms) {
! _last_obj_copy_times_ms.add(worker_i, ms);
! }
! void record_termination(uint worker_i, double ms, size_t attempts) {
! _last_termination_times_ms.set(worker_i, ms);
! _last_termination_attempts.set(worker_i, attempts);
! }
! void record_gc_worker_end_time(uint worker_i, double ms) {
! _last_gc_worker_end_times_ms.set(worker_i, ms);
! }
void record_clear_ct_time(double ms) {
_cur_clear_ct_time_ms = ms;
}
--- 106,144 ----
void print_stats(int level, const char* str, size_t value);
void print_stats(int level, const char* str, double value, uint workers);
public:
G1GCPhaseTimes(uint max_gc_threads);
! void note_gc_start(uint active_gc_threads, bool mark_in_progress);
void note_gc_end();
void print(double pause_time_sec);
! // record the time a phase took in seconds
! void record_time_secs(GCParPhases phase, uint worker_i, double secs);
! // add a number of seconds to a phase
! void add_time_secs(GCParPhases phase, uint worker_i, double secs);
! void record_sub_count(GCParPhases phase, uint worker_i, size_t count);
! // return the average time for a phase in milliseconds
! double average_time_ms(GCParPhases phase);
! size_t sub_count_sum(GCParPhases phase);
! private:
! double get_time_ms(GCParPhases phase, uint worker_i);
! double sum_time_ms(GCParPhases phase);
! double min_time_ms(GCParPhases phase);
! double max_time_ms(GCParPhases phase);
! size_t get_sub_count(GCParPhases phase, uint worker_i);
! size_t sum_sub_count(GCParPhases phase);
! double average_sub_count(GCParPhases phase);
! size_t min_sub_count(GCParPhases phase);
! size_t max_sub_count(GCParPhases phase);
! public:
void record_clear_ct_time(double ms) {
_cur_clear_ct_time_ms = ms;
}
*** 247,271 ****
void record_evac_fail_remove_self_forwards(double ms) {
_cur_evac_fail_remove_self_forwards = ms;
}
- void note_string_dedup_fixup_start();
- void note_string_dedup_fixup_end();
-
void record_string_dedup_fixup_time(double ms) {
_cur_string_dedup_fixup_time_ms = ms;
}
- void record_string_dedup_queue_fixup_worker_time(uint worker_id, double ms) {
- _cur_string_dedup_queue_fixup_worker_times_ms.set(worker_id, ms);
- }
-
- void record_string_dedup_table_fixup_worker_time(uint worker_id, double ms) {
- _cur_string_dedup_table_fixup_worker_times_ms.set(worker_id, ms);
- }
-
void record_ref_proc_time(double ms) {
_cur_ref_proc_time_ms = ms;
}
void record_ref_enq_time(double ms) {
--- 164,177 ----
*** 301,318 ****
void record_non_young_cset_choice_time_ms(double time_ms) {
_recorded_non_young_cset_choice_time_ms = time_ms;
}
- void record_redirty_logged_cards_time_ms(uint worker_i, double time_ms) {
- _last_redirty_logged_cards_time_ms.set(worker_i, time_ms);
- }
-
- void record_redirty_logged_cards_processed_cards(uint worker_i, size_t processed_buffers) {
- _last_redirty_logged_cards_processed_cards.set(worker_i, processed_buffers);
- }
-
void record_redirty_logged_cards_time_ms(double time_ms) {
_recorded_redirty_logged_cards_time_ms = time_ms;
}
void record_cur_collection_start_sec(double time_ms) {
--- 207,216 ----
*** 362,401 ****
}
double fast_reclaim_humongous_time_ms() {
return _cur_fast_reclaim_humongous_time_ms;
}
! double average_last_update_rs_time() {
! return _last_update_rs_times_ms.average();
! }
!
! int sum_last_update_rs_processed_buffers() {
! return _last_update_rs_processed_buffers.sum();
! }
!
! double average_last_scan_rs_time(){
! return _last_scan_rs_times_ms.average();
! }
!
! double average_last_strong_code_root_scan_time(){
! return _last_strong_code_root_scan_times_ms.average();
! }
!
! double average_last_obj_copy_time() {
! return _last_obj_copy_times_ms.average();
! }
!
! double average_last_termination_time() {
! return _last_termination_times_ms.average();
! }
!
! double average_last_ext_root_scan_time() {
! return _last_ext_root_scan_times_ms.average();
! }
!
! double average_last_satb_filtering_times_ms() {
! return _last_satb_filtering_times_ms.average();
! }
};
#endif // SHARE_VM_GC_IMPLEMENTATION_G1_G1GCPHASETIMESLOG_HPP
--- 260,277 ----
}
double fast_reclaim_humongous_time_ms() {
return _cur_fast_reclaim_humongous_time_ms;
}
+ };
! class G1GCParPhaseTimesTracker : public StackObj {
! double _start_time;
! G1GCPhaseTimes::GCParPhases _phase;
! G1GCPhaseTimes* _phase_times;
! uint _worker_id;
! public:
! G1GCParPhaseTimesTracker(G1GCPhaseTimes* phase_times, G1GCPhaseTimes::GCParPhases phase, uint worker_id);
! ~G1GCParPhaseTimesTracker();
};
#endif // SHARE_VM_GC_IMPLEMENTATION_G1_G1GCPHASETIMESLOG_HPP
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