Mercurial > hg > truffle
annotate src/share/vm/gc_implementation/concurrentMarkSweep/cmsGCAdaptivePolicyCounters.hpp @ 7448:b735136e0d82
8004132: SerialGC: ValidateMarkSweep broken when running GCOld
Summary: Remove bit-rotten ValidateMarkSweep functionality and flag.
Reviewed-by: johnc, jmasa
Contributed-by: tamao <tao.mao@oracle.com>
author | johnc |
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date | Wed, 02 Jan 2013 11:32:41 -0800 |
parents | f95d63e2154a |
children | 63a4eb8bcd23 |
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 * | |
1552
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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_CONCURRENTMARKSWEEP_CMSGCADAPTIVEPOLICYCOUNTERS_HPP |
26 #define SHARE_VM_GC_IMPLEMENTATION_CONCURRENTMARKSWEEP_CMSGCADAPTIVEPOLICYCOUNTERS_HPP | |
27 | |
28 #include "gc_implementation/concurrentMarkSweep/cmsAdaptiveSizePolicy.hpp" | |
29 #include "gc_implementation/shared/gcAdaptivePolicyCounters.hpp" | |
30 #include "gc_implementation/shared/gcStats.hpp" | |
31 #include "runtime/perfData.hpp" | |
32 | |
0 | 33 // CMSGCAdaptivePolicyCounters is a holder class for performance counters |
34 // that track the data and decisions for the ergonomics policy for the | |
35 // concurrent mark sweep collector | |
36 | |
37 class CMSGCAdaptivePolicyCounters : public GCAdaptivePolicyCounters { | |
38 friend class VMStructs; | |
39 | |
40 private: | |
41 | |
42 // Capacity of tenured generation recorded at the end of | |
43 // any collection. | |
44 PerfVariable* _cms_capacity_counter; // Make this common with PS _old_capacity | |
45 | |
46 // Average stop-the-world pause time for both initial and | |
47 // remark pauses sampled at the end of the checkpointRootsFinalWork. | |
48 PerfVariable* _avg_cms_STW_time_counter; | |
49 // Average stop-the-world (STW) GC cost for the STW pause time | |
50 // _avg_cms_STW_time_counter. | |
51 PerfVariable* _avg_cms_STW_gc_cost_counter; | |
52 | |
53 #ifdef NOT_PRODUCT | |
54 // These are useful to see how the most recent values of these | |
55 // counters compare to their respective averages but | |
56 // do not control behavior. | |
57 PerfVariable* _initial_pause_counter; | |
58 PerfVariable* _remark_pause_counter; | |
59 #endif | |
60 | |
61 // Average of the initial marking pause for a concurrent collection. | |
62 PerfVariable* _avg_initial_pause_counter; | |
63 // Average of the remark pause for a concurrent collection. | |
64 PerfVariable* _avg_remark_pause_counter; | |
65 | |
66 // Average for the sum of all the concurrent times per collection. | |
67 PerfVariable* _avg_concurrent_time_counter; | |
68 // Average for the time between the most recent end of a | |
69 // concurrent collection and the beginning of the next | |
70 // concurrent collection. | |
71 PerfVariable* _avg_concurrent_interval_counter; | |
72 // Average of the concurrent GC costs based on _avg_concurrent_time_counter | |
73 // and _avg_concurrent_interval_counter. | |
74 PerfVariable* _avg_concurrent_gc_cost_counter; | |
75 | |
76 // Average of the free space in the tenured generation at the | |
77 // end of the sweep of the tenured generation. | |
78 PerfVariable* _avg_cms_free_counter; | |
79 // Average of the free space in the tenured generation at the | |
605 | 80 // start of the sweep of the tenured generation. |
0 | 81 PerfVariable* _avg_cms_free_at_sweep_counter; |
82 // Average of the free space in the tenured generation at the | |
83 // after any resizing of the tenured generation at the end | |
84 // of a collection of the tenured generation. | |
85 PerfVariable* _avg_cms_promo_counter; | |
86 | |
87 // Average of the mark-sweep-compact (MSC) pause time for a collection | |
88 // of the tenured generation. | |
89 PerfVariable* _avg_msc_pause_counter; | |
90 // Average for the time between the most recent end of a | |
91 // MSC collection and the beginning of the next | |
92 // MSC collection. | |
93 PerfVariable* _avg_msc_interval_counter; | |
94 // Average for the GC cost of a MSC collection based on | |
95 // _avg_msc_pause_counter and _avg_msc_interval_counter. | |
96 PerfVariable* _msc_gc_cost_counter; | |
97 | |
98 // Average of the mark-sweep (MS) pause time for a collection | |
99 // of the tenured generation. | |
100 PerfVariable* _avg_ms_pause_counter; | |
101 // Average for the time between the most recent end of a | |
102 // MS collection and the beginning of the next | |
103 // MS collection. | |
104 PerfVariable* _avg_ms_interval_counter; | |
105 // Average for the GC cost of a MS collection based on | |
106 // _avg_ms_pause_counter and _avg_ms_interval_counter. | |
107 PerfVariable* _ms_gc_cost_counter; | |
108 | |
109 // Average of the bytes promoted per minor collection. | |
110 PerfVariable* _promoted_avg_counter; | |
111 // Average of the deviation of the promoted average | |
112 PerfVariable* _promoted_avg_dev_counter; | |
113 // Padded average of the bytes promoted per minor colleciton | |
114 PerfVariable* _promoted_padded_avg_counter; | |
115 | |
116 // See description of the _change_young_gen_for_maj_pauses | |
117 // variable recently in cmsAdaptiveSizePolicy.hpp. | |
118 PerfVariable* _change_young_gen_for_maj_pauses_counter; | |
119 | |
120 // See descriptions of _remark_pause_old_slope, _initial_pause_old_slope, | |
121 // etc. variables recently in cmsAdaptiveSizePolicy.hpp. | |
122 PerfVariable* _remark_pause_old_slope_counter; | |
123 PerfVariable* _initial_pause_old_slope_counter; | |
124 PerfVariable* _remark_pause_young_slope_counter; | |
125 PerfVariable* _initial_pause_young_slope_counter; | |
126 | |
127 CMSAdaptiveSizePolicy* cms_size_policy() { | |
128 assert(_size_policy->kind() == | |
129 AdaptiveSizePolicy::_gc_cms_adaptive_size_policy, | |
130 "Wrong size policy"); | |
131 return (CMSAdaptiveSizePolicy*)_size_policy; | |
132 } | |
133 | |
134 inline void update_avg_cms_STW_time_counter() { | |
135 _avg_cms_STW_time_counter->set_value( | |
136 (jlong) (cms_size_policy()->avg_cms_STW_time()->average() * | |
137 (double) MILLIUNITS)); | |
138 } | |
139 | |
140 inline void update_avg_cms_STW_gc_cost_counter() { | |
141 _avg_cms_STW_gc_cost_counter->set_value( | |
142 (jlong) (cms_size_policy()->avg_cms_STW_gc_cost()->average() * 100.0)); | |
143 } | |
144 | |
145 inline void update_avg_initial_pause_counter() { | |
146 _avg_initial_pause_counter->set_value( | |
147 (jlong) (cms_size_policy()->avg_initial_pause()->average() * | |
148 (double) MILLIUNITS)); | |
149 } | |
150 #ifdef NOT_PRODUCT | |
151 inline void update_avg_remark_pause_counter() { | |
152 _avg_remark_pause_counter->set_value( | |
153 (jlong) (cms_size_policy()-> avg_remark_pause()->average() * | |
154 (double) MILLIUNITS)); | |
155 } | |
156 | |
157 inline void update_initial_pause_counter() { | |
158 _initial_pause_counter->set_value( | |
159 (jlong) (cms_size_policy()->avg_initial_pause()->average() * | |
160 (double) MILLIUNITS)); | |
161 } | |
162 #endif | |
163 inline void update_remark_pause_counter() { | |
164 _remark_pause_counter->set_value( | |
165 (jlong) (cms_size_policy()-> avg_remark_pause()->last_sample() * | |
166 (double) MILLIUNITS)); | |
167 } | |
168 | |
169 inline void update_avg_concurrent_time_counter() { | |
170 _avg_concurrent_time_counter->set_value( | |
171 (jlong) (cms_size_policy()->avg_concurrent_time()->last_sample() * | |
172 (double) MILLIUNITS)); | |
173 } | |
174 | |
175 inline void update_avg_concurrent_interval_counter() { | |
176 _avg_concurrent_interval_counter->set_value( | |
177 (jlong) (cms_size_policy()->avg_concurrent_interval()->average() * | |
178 (double) MILLIUNITS)); | |
179 } | |
180 | |
181 inline void update_avg_concurrent_gc_cost_counter() { | |
182 _avg_concurrent_gc_cost_counter->set_value( | |
183 (jlong) (cms_size_policy()->avg_concurrent_gc_cost()->average() * 100.0)); | |
184 } | |
185 | |
186 inline void update_avg_cms_free_counter() { | |
187 _avg_cms_free_counter->set_value( | |
188 (jlong) cms_size_policy()->avg_cms_free()->average()); | |
189 } | |
190 | |
191 inline void update_avg_cms_free_at_sweep_counter() { | |
192 _avg_cms_free_at_sweep_counter->set_value( | |
193 (jlong) cms_size_policy()->avg_cms_free_at_sweep()->average()); | |
194 } | |
195 | |
196 inline void update_avg_cms_promo_counter() { | |
197 _avg_cms_promo_counter->set_value( | |
198 (jlong) cms_size_policy()->avg_cms_promo()->average()); | |
199 } | |
200 | |
201 inline void update_avg_old_live_counter() { | |
202 _avg_old_live_counter->set_value( | |
203 (jlong)(cms_size_policy()->avg_old_live()->average()) | |
204 ); | |
205 } | |
206 | |
207 inline void update_avg_msc_pause_counter() { | |
208 _avg_msc_pause_counter->set_value( | |
209 (jlong) (cms_size_policy()->avg_msc_pause()->average() * | |
210 (double) MILLIUNITS)); | |
211 } | |
212 | |
213 inline void update_avg_msc_interval_counter() { | |
214 _avg_msc_interval_counter->set_value( | |
215 (jlong) (cms_size_policy()->avg_msc_interval()->average() * | |
216 (double) MILLIUNITS)); | |
217 } | |
218 | |
219 inline void update_msc_gc_cost_counter() { | |
220 _msc_gc_cost_counter->set_value( | |
221 (jlong) (cms_size_policy()->avg_msc_gc_cost()->average() * 100.0)); | |
222 } | |
223 | |
224 inline void update_avg_ms_pause_counter() { | |
225 _avg_ms_pause_counter->set_value( | |
226 (jlong) (cms_size_policy()->avg_ms_pause()->average() * | |
227 (double) MILLIUNITS)); | |
228 } | |
229 | |
230 inline void update_avg_ms_interval_counter() { | |
231 _avg_ms_interval_counter->set_value( | |
232 (jlong) (cms_size_policy()->avg_ms_interval()->average() * | |
233 (double) MILLIUNITS)); | |
234 } | |
235 | |
236 inline void update_ms_gc_cost_counter() { | |
237 _ms_gc_cost_counter->set_value( | |
238 (jlong) (cms_size_policy()->avg_ms_gc_cost()->average() * 100.0)); | |
239 } | |
240 | |
241 inline void update_major_gc_cost_counter() { | |
242 _major_gc_cost_counter->set_value( | |
243 (jlong)(cms_size_policy()->cms_gc_cost() * 100.0) | |
244 ); | |
245 } | |
246 inline void update_mutator_cost_counter() { | |
247 _mutator_cost_counter->set_value( | |
248 (jlong)(cms_size_policy()->mutator_cost() * 100.0) | |
249 ); | |
250 } | |
251 | |
252 inline void update_avg_promoted_avg(CMSGCStats* gc_stats) { | |
253 _promoted_avg_counter->set_value( | |
254 (jlong)(gc_stats->avg_promoted()->average()) | |
255 ); | |
256 } | |
257 inline void update_avg_promoted_dev(CMSGCStats* gc_stats) { | |
258 _promoted_avg_dev_counter->set_value( | |
259 (jlong)(gc_stats->avg_promoted()->deviation()) | |
260 ); | |
261 } | |
262 inline void update_avg_promoted_padded_avg(CMSGCStats* gc_stats) { | |
263 _promoted_padded_avg_counter->set_value( | |
264 (jlong)(gc_stats->avg_promoted()->padded_average()) | |
265 ); | |
266 } | |
267 inline void update_remark_pause_old_slope_counter() { | |
268 _remark_pause_old_slope_counter->set_value( | |
269 (jlong)(cms_size_policy()->remark_pause_old_slope() * 1000) | |
270 ); | |
271 } | |
272 inline void update_initial_pause_old_slope_counter() { | |
273 _initial_pause_old_slope_counter->set_value( | |
274 (jlong)(cms_size_policy()->initial_pause_old_slope() * 1000) | |
275 ); | |
276 } | |
277 inline void update_remark_pause_young_slope_counter() { | |
278 _remark_pause_young_slope_counter->set_value( | |
279 (jlong)(cms_size_policy()->remark_pause_young_slope() * 1000) | |
280 ); | |
281 } | |
282 inline void update_initial_pause_young_slope_counter() { | |
283 _initial_pause_young_slope_counter->set_value( | |
284 (jlong)(cms_size_policy()->initial_pause_young_slope() * 1000) | |
285 ); | |
286 } | |
287 inline void update_change_young_gen_for_maj_pauses() { | |
288 _change_young_gen_for_maj_pauses_counter->set_value( | |
289 cms_size_policy()->change_young_gen_for_maj_pauses()); | |
290 } | |
291 | |
292 public: | |
293 CMSGCAdaptivePolicyCounters(const char* name, int collectors, int generations, | |
294 AdaptiveSizePolicy* size_policy); | |
295 | |
296 // update counters | |
297 void update_counters(); | |
298 void update_counters(CMSGCStats* gc_stats); | |
299 void update_counters_from_policy(); | |
300 | |
301 inline void update_cms_capacity_counter(size_t size_in_bytes) { | |
302 _cms_capacity_counter->set_value(size_in_bytes); | |
303 } | |
304 | |
305 virtual GCPolicyCounters::Name kind() const { | |
306 return GCPolicyCounters::CMSGCAdaptivePolicyCountersKind; | |
307 } | |
308 }; | |
1972 | 309 |
310 #endif // SHARE_VM_GC_IMPLEMENTATION_CONCURRENTMARKSWEEP_CMSGCADAPTIVEPOLICYCOUNTERS_HPP |