/* * Copyright (c) 2004, 2015, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * 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_PARALLEL_GCADAPTIVEPOLICYCOUNTERS_HPP #define SHARE_VM_GC_PARALLEL_GCADAPTIVEPOLICYCOUNTERS_HPP #include "gc/shared/adaptiveSizePolicy.hpp" #include "gc/shared/gcPolicyCounters.hpp" #include "utilities/macros.hpp" // This class keeps statistical information and computes the // size of the heap. class GCAdaptivePolicyCounters : public GCPolicyCounters { protected: PerfVariable* _eden_size_counter; PerfVariable* _promo_size_counter; PerfVariable* _young_capacity_counter; PerfVariable* _minor_gc_cost_counter; PerfVariable* _major_gc_cost_counter; PerfVariable* _mutator_cost_counter; PerfVariable* _avg_young_live_counter; PerfVariable* _avg_old_live_counter; PerfVariable* _avg_minor_pause_counter; PerfVariable* _avg_minor_interval_counter; #ifdef NOT_PRODUCT PerfVariable* _minor_pause_counter; #endif PerfVariable* _change_young_gen_for_min_pauses_counter; PerfVariable* _change_young_gen_for_throughput_counter; PerfVariable* _change_old_gen_for_maj_pauses_counter; PerfVariable* _change_old_gen_for_throughput_counter; PerfVariable* _decrease_for_footprint_counter; PerfVariable* _minor_pause_young_slope_counter; PerfVariable* _major_pause_old_slope_counter; PerfVariable* _decide_at_full_gc_counter; PerfVariable* _survived_counter; PerfVariable* _promoted_counter; PerfVariable* _avg_survived_avg_counter; PerfVariable* _avg_survived_dev_counter; PerfVariable* _avg_survived_padded_avg_counter; PerfVariable* _survivor_overflowed_counter; PerfVariable* _increment_tenuring_threshold_for_gc_cost_counter; PerfVariable* _decrement_tenuring_threshold_for_gc_cost_counter; PerfVariable* _decrement_tenuring_threshold_for_survivor_limit_counter; PerfVariable* _minor_collection_slope_counter; PerfVariable* _major_collection_slope_counter; AdaptiveSizePolicy* _size_policy; inline void update_eden_size() { size_t eden_size_in_bytes = size_policy()->calculated_eden_size_in_bytes(); _eden_size_counter->set_value(eden_size_in_bytes); } inline void update_promo_size() { _promo_size_counter->set_value( size_policy()->calculated_promo_size_in_bytes()); } inline void update_avg_minor_pause_counter() { _avg_minor_pause_counter->set_value((jlong) (size_policy()->avg_minor_pause()->average() * 1000.0)); } inline void update_avg_minor_interval_counter() { _avg_minor_interval_counter->set_value((jlong) (size_policy()->avg_minor_interval()->average() * 1000.0)); } #ifdef NOT_PRODUCT inline void update_minor_pause_counter() { _minor_pause_counter->set_value((jlong) (size_policy()->avg_minor_pause()->last_sample() * 1000.0)); } #endif inline void update_minor_gc_cost_counter() { _minor_gc_cost_counter->set_value((jlong) (size_policy()->minor_gc_cost() * 100.0)); } inline void update_avg_young_live_counter() { _avg_young_live_counter->set_value( (jlong)(size_policy()->avg_young_live()->average()) ); } inline void update_avg_survived_avg_counters() { _avg_survived_avg_counter->set_value( (jlong)(size_policy()->_avg_survived->average()) ); } inline void update_avg_survived_dev_counters() { _avg_survived_dev_counter->set_value( (jlong)(size_policy()->_avg_survived->deviation()) ); } inline void update_avg_survived_padded_avg_counters() { _avg_survived_padded_avg_counter->set_value( (jlong)(size_policy()->_avg_survived->padded_average()) ); } inline void update_change_old_gen_for_throughput() { _change_old_gen_for_throughput_counter->set_value( size_policy()->change_old_gen_for_throughput()); } inline void update_change_young_gen_for_throughput() { _change_young_gen_for_throughput_counter->set_value( size_policy()->change_young_gen_for_throughput()); } inline void update_decrease_for_footprint() { _decrease_for_footprint_counter->set_value( size_policy()->decrease_for_footprint()); } inline void update_decide_at_full_gc_counter() { _decide_at_full_gc_counter->set_value( size_policy()->decide_at_full_gc()); } inline void update_minor_pause_young_slope_counter() { _minor_pause_young_slope_counter->set_value( (jlong)(size_policy()->minor_pause_young_slope() * 1000) ); } virtual void update_counters_from_policy(); protected: virtual AdaptiveSizePolicy* size_policy() { return _size_policy; } public: GCAdaptivePolicyCounters(const char* name, int collectors, int generations, AdaptiveSizePolicy* size_policy); inline void update_survived(size_t survived) { _survived_counter->set_value(survived); } inline void update_promoted(size_t promoted) { _promoted_counter->set_value(promoted); } inline void update_young_capacity(size_t size_in_bytes) { _young_capacity_counter->set_value(size_in_bytes); } virtual void update_counters(); inline void update_survivor_size_counters() { desired_survivor_size()->set_value( size_policy()->calculated_survivor_size_in_bytes()); } inline void update_survivor_overflowed(bool survivor_overflowed) { _survivor_overflowed_counter->set_value(survivor_overflowed); } inline void update_tenuring_threshold(uint threshold) { tenuring_threshold()->set_value(threshold); } inline void update_increment_tenuring_threshold_for_gc_cost() { _increment_tenuring_threshold_for_gc_cost_counter->set_value( size_policy()->increment_tenuring_threshold_for_gc_cost()); } inline void update_decrement_tenuring_threshold_for_gc_cost() { _decrement_tenuring_threshold_for_gc_cost_counter->set_value( size_policy()->decrement_tenuring_threshold_for_gc_cost()); } inline void update_decrement_tenuring_threshold_for_survivor_limit() { _decrement_tenuring_threshold_for_survivor_limit_counter->set_value( size_policy()->decrement_tenuring_threshold_for_survivor_limit()); } inline void update_change_young_gen_for_min_pauses() { _change_young_gen_for_min_pauses_counter->set_value( size_policy()->change_young_gen_for_min_pauses()); } inline void update_change_old_gen_for_maj_pauses() { _change_old_gen_for_maj_pauses_counter->set_value( size_policy()->change_old_gen_for_maj_pauses()); } inline void update_minor_collection_slope_counter() { _minor_collection_slope_counter->set_value( (jlong)(size_policy()->minor_collection_slope() * 1000) ); } inline void update_major_collection_slope_counter() { _major_collection_slope_counter->set_value( (jlong)(size_policy()->major_collection_slope() * 1000) ); } void set_size_policy(AdaptiveSizePolicy* v) { _size_policy = v; } virtual GCPolicyCounters::Name kind() const { return GCPolicyCounters::GCAdaptivePolicyCountersKind; } }; #endif // SHARE_VM_GC_PARALLEL_GCADAPTIVEPOLICYCOUNTERS_HPP