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annotate src/share/vm/gc_implementation/shared/gcAdaptivePolicyCounters.hpp @ 17467:55fb97c4c58d hs25-b65
8029233: Update copyright year to match last edit in jdk8 hotspot repository for 2013
Summary: Copyright year updated for files modified during 2013
Reviewed-by: twisti, iveresov
| author | mikael |
|---|---|
| date | Tue, 24 Dec 2013 11:48:39 -0800 |
| parents | db9981fd3124 |
| children | 4ca6dc0799b6 |
| rev | line source |
|---|---|
| 0 | 1 /* |
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2 * Copyright (c) 2004, 2013, Oracle and/or its affiliates. All rights reserved. |
| 0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
|
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #ifndef SHARE_VM_GC_IMPLEMENTATION_SHARED_GCADAPTIVEPOLICYCOUNTERS_HPP |
| 26 #define SHARE_VM_GC_IMPLEMENTATION_SHARED_GCADAPTIVEPOLICYCOUNTERS_HPP | |
| 27 | |
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28 #include "utilities/macros.hpp" |
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29 #if INCLUDE_ALL_GCS |
| 1972 | 30 #include "gc_implementation/shared/adaptiveSizePolicy.hpp" |
| 31 #include "gc_implementation/shared/gcPolicyCounters.hpp" | |
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32 #endif // INCLUDE_ALL_GCS |
| 1972 | 33 |
| 0 | 34 // This class keeps statistical information and computes the |
| 35 // size of the heap. | |
| 36 | |
| 37 class GCAdaptivePolicyCounters : public GCPolicyCounters { | |
| 38 protected: | |
| 39 PerfVariable* _eden_size_counter; | |
| 40 PerfVariable* _promo_size_counter; | |
| 41 | |
| 42 PerfVariable* _young_capacity_counter; | |
| 43 | |
| 44 PerfVariable* _minor_gc_cost_counter; | |
| 45 PerfVariable* _major_gc_cost_counter; | |
| 46 PerfVariable* _mutator_cost_counter; | |
| 47 | |
| 48 PerfVariable* _avg_young_live_counter; | |
| 49 PerfVariable* _avg_old_live_counter; | |
| 50 | |
| 51 PerfVariable* _avg_minor_pause_counter; | |
| 52 PerfVariable* _avg_minor_interval_counter; | |
| 53 | |
| 54 #ifdef NOT_PRODUCT | |
| 55 PerfVariable* _minor_pause_counter; | |
| 56 #endif | |
| 57 | |
| 58 PerfVariable* _change_young_gen_for_min_pauses_counter; | |
| 59 PerfVariable* _change_young_gen_for_throughput_counter; | |
| 60 PerfVariable* _change_old_gen_for_maj_pauses_counter; | |
| 61 PerfVariable* _change_old_gen_for_throughput_counter; | |
| 62 PerfVariable* _decrease_for_footprint_counter; | |
| 63 | |
| 64 PerfVariable* _minor_pause_young_slope_counter; | |
| 65 PerfVariable* _major_pause_old_slope_counter; | |
| 66 | |
| 67 PerfVariable* _decide_at_full_gc_counter; | |
| 68 | |
| 69 PerfVariable* _survived_counter; | |
| 70 PerfVariable* _promoted_counter; | |
| 71 | |
| 72 PerfVariable* _avg_survived_avg_counter; | |
| 73 PerfVariable* _avg_survived_dev_counter; | |
| 74 PerfVariable* _avg_survived_padded_avg_counter; | |
| 75 | |
| 76 PerfVariable* _survivor_overflowed_counter; | |
| 77 PerfVariable* _increment_tenuring_threshold_for_gc_cost_counter; | |
| 78 PerfVariable* _decrement_tenuring_threshold_for_gc_cost_counter; | |
| 79 PerfVariable* _decrement_tenuring_threshold_for_survivor_limit_counter; | |
| 80 | |
| 81 PerfVariable* _minor_collection_slope_counter; | |
| 82 PerfVariable* _major_collection_slope_counter; | |
| 83 | |
| 84 AdaptiveSizePolicy* _size_policy; | |
| 85 | |
| 86 inline void update_eden_size() { | |
| 87 size_t eden_size_in_bytes = size_policy()->calculated_eden_size_in_bytes(); | |
| 88 _eden_size_counter->set_value(eden_size_in_bytes); | |
| 89 } | |
| 90 | |
| 91 inline void update_promo_size() { | |
| 92 _promo_size_counter->set_value( | |
| 93 size_policy()->calculated_promo_size_in_bytes()); | |
| 94 } | |
| 95 | |
| 96 inline void update_avg_minor_pause_counter() { | |
| 97 _avg_minor_pause_counter->set_value((jlong) | |
| 98 (size_policy()->avg_minor_pause()->average() * 1000.0)); | |
| 99 } | |
| 100 inline void update_avg_minor_interval_counter() { | |
| 101 _avg_minor_interval_counter->set_value((jlong) | |
| 102 (size_policy()->avg_minor_interval()->average() * 1000.0)); | |
| 103 } | |
| 104 | |
| 105 #ifdef NOT_PRODUCT | |
| 106 inline void update_minor_pause_counter() { | |
| 107 _minor_pause_counter->set_value((jlong) | |
| 108 (size_policy()->avg_minor_pause()->last_sample() * 1000.0)); | |
| 109 } | |
| 110 #endif | |
| 111 inline void update_minor_gc_cost_counter() { | |
| 112 _minor_gc_cost_counter->set_value((jlong) | |
| 113 (size_policy()->minor_gc_cost() * 100.0)); | |
| 114 } | |
| 115 | |
| 116 inline void update_avg_young_live_counter() { | |
| 117 _avg_young_live_counter->set_value( | |
| 118 (jlong)(size_policy()->avg_young_live()->average()) | |
| 119 ); | |
| 120 } | |
| 121 | |
| 122 inline void update_avg_survived_avg_counters() { | |
| 123 _avg_survived_avg_counter->set_value( | |
| 124 (jlong)(size_policy()->_avg_survived->average()) | |
| 125 ); | |
| 126 } | |
| 127 inline void update_avg_survived_dev_counters() { | |
| 128 _avg_survived_dev_counter->set_value( | |
| 129 (jlong)(size_policy()->_avg_survived->deviation()) | |
| 130 ); | |
| 131 } | |
| 132 inline void update_avg_survived_padded_avg_counters() { | |
| 133 _avg_survived_padded_avg_counter->set_value( | |
| 134 (jlong)(size_policy()->_avg_survived->padded_average()) | |
| 135 ); | |
| 136 } | |
| 137 | |
| 138 inline void update_change_old_gen_for_throughput() { | |
| 139 _change_old_gen_for_throughput_counter->set_value( | |
| 140 size_policy()->change_old_gen_for_throughput()); | |
| 141 } | |
| 142 inline void update_change_young_gen_for_throughput() { | |
| 143 _change_young_gen_for_throughput_counter->set_value( | |
| 144 size_policy()->change_young_gen_for_throughput()); | |
| 145 } | |
| 146 inline void update_decrease_for_footprint() { | |
| 147 _decrease_for_footprint_counter->set_value( | |
| 148 size_policy()->decrease_for_footprint()); | |
| 149 } | |
| 150 | |
| 151 inline void update_decide_at_full_gc_counter() { | |
| 152 _decide_at_full_gc_counter->set_value( | |
| 153 size_policy()->decide_at_full_gc()); | |
| 154 } | |
| 155 | |
| 156 inline void update_minor_pause_young_slope_counter() { | |
| 157 _minor_pause_young_slope_counter->set_value( | |
| 158 (jlong)(size_policy()->minor_pause_young_slope() * 1000) | |
| 159 ); | |
| 160 } | |
| 161 | |
| 162 virtual void update_counters_from_policy(); | |
| 163 | |
| 164 protected: | |
| 165 virtual AdaptiveSizePolicy* size_policy() { return _size_policy; } | |
| 166 | |
| 167 public: | |
| 168 GCAdaptivePolicyCounters(const char* name, | |
| 169 int collectors, | |
| 170 int generations, | |
| 171 AdaptiveSizePolicy* size_policy); | |
| 172 | |
| 173 inline void update_survived(size_t survived) { | |
| 174 _survived_counter->set_value(survived); | |
| 175 } | |
| 176 inline void update_promoted(size_t promoted) { | |
| 177 _promoted_counter->set_value(promoted); | |
| 178 } | |
| 179 inline void update_young_capacity(size_t size_in_bytes) { | |
| 180 _young_capacity_counter->set_value(size_in_bytes); | |
| 181 } | |
| 182 | |
| 183 virtual void update_counters(); | |
| 184 | |
| 185 inline void update_survivor_size_counters() { | |
| 186 desired_survivor_size()->set_value( | |
| 187 size_policy()->calculated_survivor_size_in_bytes()); | |
| 188 } | |
| 189 inline void update_survivor_overflowed(bool survivor_overflowed) { | |
| 190 _survivor_overflowed_counter->set_value(survivor_overflowed); | |
| 191 } | |
| 6818 | 192 inline void update_tenuring_threshold(uint threshold) { |
| 0 | 193 tenuring_threshold()->set_value(threshold); |
| 194 } | |
| 195 inline void update_increment_tenuring_threshold_for_gc_cost() { | |
| 196 _increment_tenuring_threshold_for_gc_cost_counter->set_value( | |
| 197 size_policy()->increment_tenuring_threshold_for_gc_cost()); | |
| 198 } | |
| 199 inline void update_decrement_tenuring_threshold_for_gc_cost() { | |
| 200 _decrement_tenuring_threshold_for_gc_cost_counter->set_value( | |
| 201 size_policy()->decrement_tenuring_threshold_for_gc_cost()); | |
| 202 } | |
| 203 inline void update_decrement_tenuring_threshold_for_survivor_limit() { | |
| 204 _decrement_tenuring_threshold_for_survivor_limit_counter->set_value( | |
| 205 size_policy()->decrement_tenuring_threshold_for_survivor_limit()); | |
| 206 } | |
| 207 inline void update_change_young_gen_for_min_pauses() { | |
| 208 _change_young_gen_for_min_pauses_counter->set_value( | |
| 209 size_policy()->change_young_gen_for_min_pauses()); | |
| 210 } | |
| 211 inline void update_change_old_gen_for_maj_pauses() { | |
| 212 _change_old_gen_for_maj_pauses_counter->set_value( | |
| 213 size_policy()->change_old_gen_for_maj_pauses()); | |
| 214 } | |
| 215 | |
| 216 inline void update_minor_collection_slope_counter() { | |
| 217 _minor_collection_slope_counter->set_value( | |
| 218 (jlong)(size_policy()->minor_collection_slope() * 1000) | |
| 219 ); | |
| 220 } | |
| 221 | |
| 222 inline void update_major_collection_slope_counter() { | |
| 223 _major_collection_slope_counter->set_value( | |
| 224 (jlong)(size_policy()->major_collection_slope() * 1000) | |
| 225 ); | |
| 226 } | |
| 227 | |
| 228 void set_size_policy(AdaptiveSizePolicy* v) { _size_policy = v; } | |
| 229 | |
| 230 virtual GCPolicyCounters::Name kind() const { | |
| 231 return GCPolicyCounters::GCAdaptivePolicyCountersKind; | |
| 232 } | |
| 233 }; | |
| 1972 | 234 |
| 235 #endif // SHARE_VM_GC_IMPLEMENTATION_SHARED_GCADAPTIVEPOLICYCOUNTERS_HPP |