Mercurial > hg > truffle
annotate src/share/vm/gc_implementation/concurrentMarkSweep/cmsGCAdaptivePolicyCounters.hpp @ 6862:8a5ea0a9ccc4
7127708: G1: change task num types from int to uint in concurrent mark
Summary: Change the type of various task num fields, parameters etc to unsigned and rename them to be more consistent with the other collectors. Code changes were also reviewed by Vitaly Davidovich.
Reviewed-by: johnc
Contributed-by: Kaushik Srenevasan <kaushik@twitter.com>
| author | johnc |
|---|---|
| date | Sat, 06 Oct 2012 01:17:44 -0700 |
| parents | f95d63e2154a |
| children | 63a4eb8bcd23 |
| rev | line source |
|---|---|
| 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_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 |