author | jwilhelm |
Wed, 03 Oct 2012 20:31:41 +0200 | |
changeset 13925 | 37f75ba502b1 |
parent 7397 | 5b173b4ca846 |
child 15482 | 470d0b0c09f1 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2004, 2010, 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_IMPLEMENTATION_SHARED_GCADAPTIVEPOLICYCOUNTERS_HPP |
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#define SHARE_VM_GC_IMPLEMENTATION_SHARED_GCADAPTIVEPOLICYCOUNTERS_HPP |
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#ifndef SERIALGC |
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#include "gc_implementation/shared/adaptiveSizePolicy.hpp" |
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#include "gc_implementation/shared/gcPolicyCounters.hpp" |
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#endif |
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// This class keeps statistical information and computes the |
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// size of the heap. |
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class GCAdaptivePolicyCounters : public GCPolicyCounters { |
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protected: |
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PerfVariable* _eden_size_counter; |
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PerfVariable* _promo_size_counter; |
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PerfVariable* _young_capacity_counter; |
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PerfVariable* _minor_gc_cost_counter; |
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PerfVariable* _major_gc_cost_counter; |
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PerfVariable* _mutator_cost_counter; |
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PerfVariable* _avg_young_live_counter; |
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PerfVariable* _avg_old_live_counter; |
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PerfVariable* _avg_minor_pause_counter; |
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PerfVariable* _avg_minor_interval_counter; |
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#ifdef NOT_PRODUCT |
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PerfVariable* _minor_pause_counter; |
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#endif |
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PerfVariable* _change_young_gen_for_min_pauses_counter; |
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PerfVariable* _change_young_gen_for_throughput_counter; |
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PerfVariable* _change_old_gen_for_maj_pauses_counter; |
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PerfVariable* _change_old_gen_for_throughput_counter; |
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PerfVariable* _decrease_for_footprint_counter; |
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PerfVariable* _minor_pause_young_slope_counter; |
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PerfVariable* _major_pause_old_slope_counter; |
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PerfVariable* _decide_at_full_gc_counter; |
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PerfVariable* _survived_counter; |
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PerfVariable* _promoted_counter; |
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PerfVariable* _avg_survived_avg_counter; |
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PerfVariable* _avg_survived_dev_counter; |
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PerfVariable* _avg_survived_padded_avg_counter; |
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PerfVariable* _survivor_overflowed_counter; |
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PerfVariable* _increment_tenuring_threshold_for_gc_cost_counter; |
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PerfVariable* _decrement_tenuring_threshold_for_gc_cost_counter; |
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PerfVariable* _decrement_tenuring_threshold_for_survivor_limit_counter; |
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PerfVariable* _minor_collection_slope_counter; |
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PerfVariable* _major_collection_slope_counter; |
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AdaptiveSizePolicy* _size_policy; |
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inline void update_eden_size() { |
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size_t eden_size_in_bytes = size_policy()->calculated_eden_size_in_bytes(); |
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_eden_size_counter->set_value(eden_size_in_bytes); |
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} |
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inline void update_promo_size() { |
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_promo_size_counter->set_value( |
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size_policy()->calculated_promo_size_in_bytes()); |
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} |
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inline void update_avg_minor_pause_counter() { |
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_avg_minor_pause_counter->set_value((jlong) |
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(size_policy()->avg_minor_pause()->average() * 1000.0)); |
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} |
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inline void update_avg_minor_interval_counter() { |
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_avg_minor_interval_counter->set_value((jlong) |
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(size_policy()->avg_minor_interval()->average() * 1000.0)); |
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} |
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#ifdef NOT_PRODUCT |
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inline void update_minor_pause_counter() { |
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_minor_pause_counter->set_value((jlong) |
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(size_policy()->avg_minor_pause()->last_sample() * 1000.0)); |
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} |
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#endif |
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inline void update_minor_gc_cost_counter() { |
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_minor_gc_cost_counter->set_value((jlong) |
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(size_policy()->minor_gc_cost() * 100.0)); |
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} |
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inline void update_avg_young_live_counter() { |
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_avg_young_live_counter->set_value( |
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(jlong)(size_policy()->avg_young_live()->average()) |
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); |
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} |
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inline void update_avg_survived_avg_counters() { |
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_avg_survived_avg_counter->set_value( |
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(jlong)(size_policy()->_avg_survived->average()) |
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); |
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} |
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inline void update_avg_survived_dev_counters() { |
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_avg_survived_dev_counter->set_value( |
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(jlong)(size_policy()->_avg_survived->deviation()) |
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); |
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} |
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inline void update_avg_survived_padded_avg_counters() { |
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_avg_survived_padded_avg_counter->set_value( |
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(jlong)(size_policy()->_avg_survived->padded_average()) |
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); |
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} |
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inline void update_change_old_gen_for_throughput() { |
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_change_old_gen_for_throughput_counter->set_value( |
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size_policy()->change_old_gen_for_throughput()); |
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} |
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inline void update_change_young_gen_for_throughput() { |
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_change_young_gen_for_throughput_counter->set_value( |
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size_policy()->change_young_gen_for_throughput()); |
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} |
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inline void update_decrease_for_footprint() { |
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_decrease_for_footprint_counter->set_value( |
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size_policy()->decrease_for_footprint()); |
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} |
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inline void update_decide_at_full_gc_counter() { |
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_decide_at_full_gc_counter->set_value( |
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size_policy()->decide_at_full_gc()); |
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} |
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inline void update_minor_pause_young_slope_counter() { |
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_minor_pause_young_slope_counter->set_value( |
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(jlong)(size_policy()->minor_pause_young_slope() * 1000) |
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); |
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} |
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virtual void update_counters_from_policy(); |
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protected: |
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virtual AdaptiveSizePolicy* size_policy() { return _size_policy; } |
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public: |
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GCAdaptivePolicyCounters(const char* name, |
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int collectors, |
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int generations, |
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AdaptiveSizePolicy* size_policy); |
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inline void update_survived(size_t survived) { |
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_survived_counter->set_value(survived); |
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} |
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inline void update_promoted(size_t promoted) { |
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_promoted_counter->set_value(promoted); |
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} |
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inline void update_young_capacity(size_t size_in_bytes) { |
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_young_capacity_counter->set_value(size_in_bytes); |
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} |
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virtual void update_counters(); |
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inline void update_survivor_size_counters() { |
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desired_survivor_size()->set_value( |
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size_policy()->calculated_survivor_size_in_bytes()); |
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} |
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inline void update_survivor_overflowed(bool survivor_overflowed) { |
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_survivor_overflowed_counter->set_value(survivor_overflowed); |
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} |
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inline void update_tenuring_threshold(uint threshold) { |
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tenuring_threshold()->set_value(threshold); |
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} |
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inline void update_increment_tenuring_threshold_for_gc_cost() { |
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_increment_tenuring_threshold_for_gc_cost_counter->set_value( |
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size_policy()->increment_tenuring_threshold_for_gc_cost()); |
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} |
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inline void update_decrement_tenuring_threshold_for_gc_cost() { |
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_decrement_tenuring_threshold_for_gc_cost_counter->set_value( |
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size_policy()->decrement_tenuring_threshold_for_gc_cost()); |
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} |
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inline void update_decrement_tenuring_threshold_for_survivor_limit() { |
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_decrement_tenuring_threshold_for_survivor_limit_counter->set_value( |
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size_policy()->decrement_tenuring_threshold_for_survivor_limit()); |
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} |
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inline void update_change_young_gen_for_min_pauses() { |
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_change_young_gen_for_min_pauses_counter->set_value( |
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size_policy()->change_young_gen_for_min_pauses()); |
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} |
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inline void update_change_old_gen_for_maj_pauses() { |
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_change_old_gen_for_maj_pauses_counter->set_value( |
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size_policy()->change_old_gen_for_maj_pauses()); |
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} |
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inline void update_minor_collection_slope_counter() { |
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_minor_collection_slope_counter->set_value( |
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(jlong)(size_policy()->minor_collection_slope() * 1000) |
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); |
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} |
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inline void update_major_collection_slope_counter() { |
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_major_collection_slope_counter->set_value( |
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(jlong)(size_policy()->major_collection_slope() * 1000) |
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); |
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} |
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void set_size_policy(AdaptiveSizePolicy* v) { _size_policy = v; } |
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virtual GCPolicyCounters::Name kind() const { |
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return GCPolicyCounters::GCAdaptivePolicyCountersKind; |
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} |
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}; |
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#endif // SHARE_VM_GC_IMPLEMENTATION_SHARED_GCADAPTIVEPOLICYCOUNTERS_HPP |