author | eosterlund |
Tue, 16 Oct 2018 13:18:22 +0200 | |
changeset 52142 | ca0c25e01c5b |
parent 50605 | 7f63c74f0974 |
child 53244 | 9807daeb47c4 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2017, 2018, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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* |
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*/ |
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#ifndef SHARE_VM_GC_SHARED_REFERENCEPROCESSORPHASETIMES_HPP |
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#define SHARE_VM_GC_SHARED_REFERENCEPROCESSORPHASETIMES_HPP |
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#include "gc/shared/referenceProcessor.hpp" |
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#include "gc/shared/referenceProcessorStats.hpp" |
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#include "gc/shared/workerDataArray.hpp" |
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#include "memory/allocation.hpp" |
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#include "memory/referenceType.hpp" |
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#include "utilities/ticks.hpp" |
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class DiscoveredList; |
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class GCTimer; |
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class LogStream; |
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class ReferenceProcessorPhaseTimes : public CHeapObj<mtGC> { |
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static const int number_of_subclasses_of_ref = REF_PHANTOM - REF_OTHER; // 5 - 1 = 4 |
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// Records per thread time information of each sub phase. |
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WorkerDataArray<double>* _sub_phases_worker_time_sec[ReferenceProcessor::RefSubPhaseMax]; |
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// Total time of each sub phase. |
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double _sub_phases_total_time_ms[ReferenceProcessor::RefSubPhaseMax]; |
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// Records total elapsed time for each phase. |
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double _phases_time_ms[ReferenceProcessor::RefPhaseMax]; |
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// Records total queue balancing for each phase. |
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double _balance_queues_time_ms[ReferenceProcessor::RefPhaseMax]; |
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WorkerDataArray<double>* _phase2_worker_time_sec; |
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// Total spent time for reference processing. |
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double _total_time_ms; |
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size_t _ref_cleared[number_of_subclasses_of_ref]; |
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size_t _ref_discovered[number_of_subclasses_of_ref]; |
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bool _processing_is_mt; |
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GCTimer* _gc_timer; |
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double phase_time_ms(ReferenceProcessor::RefProcPhases phase) const; |
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double sub_phase_total_time_ms(ReferenceProcessor::RefProcSubPhases sub_phase) const; |
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double total_time_ms() const { return _total_time_ms; } |
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double balance_queues_time_ms(ReferenceProcessor::RefProcPhases phase) const; |
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void print_reference(ReferenceType ref_type, uint base_indent) const; |
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void print_phase(ReferenceProcessor::RefProcPhases phase, uint indent) const; |
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void print_balance_time(LogStream* ls, ReferenceProcessor::RefProcPhases phase, uint indent) const; |
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void print_sub_phase(LogStream* ls, ReferenceProcessor::RefProcSubPhases sub_phase, uint indent) const; |
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void print_worker_time(LogStream* ls, WorkerDataArray<double>* worker_time, const char* ser_title, uint indent) const; |
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static double uninitialized() { return -1.0; } |
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public: |
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ReferenceProcessorPhaseTimes(GCTimer* gc_timer, uint max_gc_threads); |
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~ReferenceProcessorPhaseTimes(); |
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WorkerDataArray<double>* phase2_worker_time_sec() const { return _phase2_worker_time_sec; } |
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WorkerDataArray<double>* sub_phase_worker_time_sec(ReferenceProcessor::RefProcSubPhases phase) const; |
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void set_phase_time_ms(ReferenceProcessor::RefProcPhases phase, double par_phase_time_ms); |
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void set_sub_phase_total_phase_time_ms(ReferenceProcessor::RefProcSubPhases sub_phase, double ref_proc_time_ms); |
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void set_total_time_ms(double total_time_ms) { _total_time_ms = total_time_ms; } |
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void add_ref_cleared(ReferenceType ref_type, size_t count); |
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void set_ref_discovered(ReferenceType ref_type, size_t count); |
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void set_balance_queues_time_ms(ReferenceProcessor::RefProcPhases phase, double time_ms); |
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void set_processing_is_mt(bool processing_is_mt) { _processing_is_mt = processing_is_mt; } |
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GCTimer* gc_timer() const { return _gc_timer; } |
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// Reset all fields. If not reset at next cycle, an assertion will fail. |
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void reset(); |
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void print_all_references(uint base_indent = 0, bool print_total = true) const; |
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}; |
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class RefProcWorkerTimeTracker : public CHeapObj<mtGC> { |
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protected: |
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WorkerDataArray<double>* _worker_time; |
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double _start_time; |
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uint _worker_id; |
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public: |
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RefProcWorkerTimeTracker(WorkerDataArray<double>* worker_time, uint worker_id); |
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virtual ~RefProcWorkerTimeTracker(); |
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}; |
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// Updates working time of each worker thread for a given sub phase. |
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class RefProcSubPhasesWorkerTimeTracker : public RefProcWorkerTimeTracker { |
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public: |
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RefProcSubPhasesWorkerTimeTracker(ReferenceProcessor::RefProcSubPhases phase, |
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ReferenceProcessorPhaseTimes* phase_times, |
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uint worker_id); |
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~RefProcSubPhasesWorkerTimeTracker(); |
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}; |
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class RefProcPhaseTimeBaseTracker : public StackObj { |
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protected: |
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ReferenceProcessorPhaseTimes* _phase_times; |
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Ticks _start_ticks; |
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Ticks _end_ticks; |
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ReferenceProcessor::RefProcPhases _phase_number; |
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Ticks end_ticks(); |
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double elapsed_time(); |
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ReferenceProcessorPhaseTimes* phase_times() const { return _phase_times; } |
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public: |
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RefProcPhaseTimeBaseTracker(const char* title, |
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ReferenceProcessor::RefProcPhases _phase_number, |
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ReferenceProcessorPhaseTimes* phase_times); |
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~RefProcPhaseTimeBaseTracker(); |
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}; |
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// Updates queue balance time at ReferenceProcessorPhaseTimes and |
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// save it into GCTimer. |
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class RefProcBalanceQueuesTimeTracker : public RefProcPhaseTimeBaseTracker { |
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RefProcBalanceQueuesTimeTracker(ReferenceProcessor::RefProcPhases phase_number, |
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ReferenceProcessorPhaseTimes* phase_times); |
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~RefProcBalanceQueuesTimeTracker(); |
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}; |
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// Updates phase time at ReferenceProcessorPhaseTimes and save it into GCTimer. |
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class RefProcPhaseTimeTracker : public RefProcPhaseTimeBaseTracker { |
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RefProcPhaseTimeTracker(ReferenceProcessor::RefProcPhases phase_number, |
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ReferenceProcessorPhaseTimes* phase_times); |
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~RefProcPhaseTimeTracker(); |
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}; |
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// Highest level time tracker. |
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class RefProcTotalPhaseTimesTracker : public RefProcPhaseTimeBaseTracker { |
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ReferenceProcessor* _rp; |
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RefProcTotalPhaseTimesTracker(ReferenceProcessor::RefProcPhases phase_number, |
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ReferenceProcessorPhaseTimes* phase_times, |
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ReferenceProcessor* rp); |
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~RefProcTotalPhaseTimesTracker(); |
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}; |
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#endif // SHARE_VM_GC_SHARED_REFERENCEPROCESSORPHASETIMES_HPP |