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annotate src/share/vm/gc_implementation/shared/gcAdaptivePolicyCounters.hpp @ 14213:6c4c27c5cc9a
8029366: ShouldNotReachHere error when creating an array with component type of void
Reviewed-by: kvn
author | twisti |
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date | Fri, 06 Dec 2013 16:43:56 -0800 |
parents | db9981fd3124 |
children | de6a9e811145 |
rev | line source |
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0 | 1 /* |
1972 | 2 * Copyright (c) 2004, 2010, 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 |