1 /* 2 * Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved. 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 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #include "precompiled.hpp" 26 #include "gc_implementation/concurrentMarkSweep/cmsGCAdaptivePolicyCounters.hpp" 27 #include "memory/resourceArea.hpp" 28 29 CMSGCAdaptivePolicyCounters::CMSGCAdaptivePolicyCounters(const char* name_arg, 30 int collectors, 31 int generations, 32 AdaptiveSizePolicy* size_policy_arg) 33 : GCAdaptivePolicyCounters(name_arg, 34 collectors, 35 generations, 36 size_policy_arg) { 37 if (UsePerfData) { 38 EXCEPTION_MARK; 39 ResourceMark rm; 40 41 const char* cname = 42 PerfDataManager::counter_name(name_space(), "cmsCapacity"); 43 _cms_capacity_counter = PerfDataManager::create_variable(SUN_GC, cname, 44 PerfData::U_Bytes, (jlong) OldSize, CHECK); 45 #ifdef NOT_PRODUCT 46 cname = 47 PerfDataManager::counter_name(name_space(), "initialPause"); 48 _initial_pause_counter = PerfDataManager::create_variable(SUN_GC, cname, 49 PerfData::U_Ticks, 50 (jlong) cms_size_policy()->avg_initial_pause()->last_sample(), 51 CHECK); 52 53 cname = PerfDataManager::counter_name(name_space(), "remarkPause"); 54 _remark_pause_counter = PerfDataManager::create_variable(SUN_GC, cname, 55 PerfData::U_Ticks, 56 (jlong) cms_size_policy()->avg_remark_pause()->last_sample(), 57 CHECK); 58 #endif 59 cname = 60 PerfDataManager::counter_name(name_space(), "avgInitialPause"); 61 _avg_initial_pause_counter = PerfDataManager::create_variable(SUN_GC, cname, 62 PerfData::U_Ticks, 63 (jlong) cms_size_policy()->avg_initial_pause()->average(), 64 CHECK); 65 66 cname = PerfDataManager::counter_name(name_space(), "avgRemarkPause"); 67 _avg_remark_pause_counter = PerfDataManager::create_variable(SUN_GC, cname, 68 PerfData::U_Ticks, 69 (jlong) cms_size_policy()->avg_remark_pause()->average(), 70 CHECK); 71 72 cname = PerfDataManager::counter_name(name_space(), "avgSTWGcCost"); 73 _avg_cms_STW_gc_cost_counter = PerfDataManager::create_variable(SUN_GC, 74 cname, 75 PerfData::U_Ticks, 76 (jlong) cms_size_policy()->avg_cms_STW_gc_cost()->average(), 77 CHECK); 78 79 cname = PerfDataManager::counter_name(name_space(), "avgSTWTime"); 80 _avg_cms_STW_time_counter = PerfDataManager::create_variable(SUN_GC, 81 cname, 82 PerfData::U_Ticks, 83 (jlong) cms_size_policy()->avg_cms_STW_time()->average(), 84 CHECK); 85 86 87 cname = PerfDataManager::counter_name(name_space(), "avgConcurrentTime"); 88 _avg_concurrent_time_counter = PerfDataManager::create_variable(SUN_GC, 89 cname, 90 PerfData::U_Ticks, 91 (jlong) cms_size_policy()->avg_concurrent_time()->average(), 92 CHECK); 93 94 cname = 95 PerfDataManager::counter_name(name_space(), "avgConcurrentInterval"); 96 _avg_concurrent_interval_counter = PerfDataManager::create_variable(SUN_GC, 97 cname, 98 PerfData::U_Ticks, 99 (jlong) cms_size_policy()->avg_concurrent_interval()->average(), 100 CHECK); 101 102 cname = PerfDataManager::counter_name(name_space(), "avgConcurrentGcCost"); 103 _avg_concurrent_gc_cost_counter = PerfDataManager::create_variable(SUN_GC, 104 cname, 105 PerfData::U_Ticks, 106 (jlong) cms_size_policy()->avg_concurrent_gc_cost()->average(), 107 CHECK); 108 109 cname = PerfDataManager::counter_name(name_space(), "avgCMSFreeAtSweep"); 110 _avg_cms_free_at_sweep_counter = PerfDataManager::create_variable(SUN_GC, 111 cname, 112 PerfData::U_Ticks, 113 (jlong) cms_size_policy()->avg_cms_free_at_sweep()->average(), 114 CHECK); 115 116 cname = PerfDataManager::counter_name(name_space(), "avgCMSFree"); 117 _avg_cms_free_counter = PerfDataManager::create_variable(SUN_GC, 118 cname, 119 PerfData::U_Ticks, 120 (jlong) cms_size_policy()->avg_cms_free()->average(), 121 CHECK); 122 123 cname = PerfDataManager::counter_name(name_space(), "avgCMSPromo"); 124 _avg_cms_promo_counter = PerfDataManager::create_variable(SUN_GC, 125 cname, 126 PerfData::U_Ticks, 127 (jlong) cms_size_policy()->avg_cms_promo()->average(), 128 CHECK); 129 130 cname = PerfDataManager::counter_name(name_space(), "avgMscPause"); 131 _avg_msc_pause_counter = PerfDataManager::create_variable(SUN_GC, 132 cname, 133 PerfData::U_Ticks, 134 (jlong) cms_size_policy()->avg_msc_pause()->average(), 135 CHECK); 136 137 cname = PerfDataManager::counter_name(name_space(), "avgMscInterval"); 138 _avg_msc_interval_counter = PerfDataManager::create_variable(SUN_GC, 139 cname, 140 PerfData::U_Ticks, 141 (jlong) cms_size_policy()->avg_msc_interval()->average(), 142 CHECK); 143 144 cname = PerfDataManager::counter_name(name_space(), "mscGcCost"); 145 _msc_gc_cost_counter = PerfDataManager::create_variable(SUN_GC, 146 cname, 147 PerfData::U_Ticks, 148 (jlong) cms_size_policy()->avg_msc_gc_cost()->average(), 149 CHECK); 150 151 cname = PerfDataManager::counter_name(name_space(), "avgMsPause"); 152 _avg_ms_pause_counter = PerfDataManager::create_variable(SUN_GC, 153 cname, 154 PerfData::U_Ticks, 155 (jlong) cms_size_policy()->avg_ms_pause()->average(), 156 CHECK); 157 158 cname = PerfDataManager::counter_name(name_space(), "avgMsInterval"); 159 _avg_ms_interval_counter = PerfDataManager::create_variable(SUN_GC, 160 cname, 161 PerfData::U_Ticks, 162 (jlong) cms_size_policy()->avg_ms_interval()->average(), 163 CHECK); 164 165 cname = PerfDataManager::counter_name(name_space(), "msGcCost"); 166 _ms_gc_cost_counter = PerfDataManager::create_variable(SUN_GC, 167 cname, 168 PerfData::U_Ticks, 169 (jlong) cms_size_policy()->avg_ms_gc_cost()->average(), 170 CHECK); 171 172 cname = PerfDataManager::counter_name(name_space(), "majorGcCost"); 173 _major_gc_cost_counter = PerfDataManager::create_variable(SUN_GC, cname, 174 PerfData::U_Ticks, (jlong) cms_size_policy()->cms_gc_cost(), CHECK); 175 176 cname = PerfDataManager::counter_name(name_space(), "avgPromotedAvg"); 177 _promoted_avg_counter = 178 PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes, 179 cms_size_policy()->calculated_promo_size_in_bytes(), CHECK); 180 181 cname = PerfDataManager::counter_name(name_space(), "avgPromotedDev"); 182 _promoted_avg_dev_counter = 183 PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes, 184 (jlong) 0 , CHECK); 185 186 cname = PerfDataManager::counter_name(name_space(), "avgPromotedPaddedAvg"); 187 _promoted_padded_avg_counter = 188 PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes, 189 cms_size_policy()->calculated_promo_size_in_bytes(), CHECK); 190 191 cname = PerfDataManager::counter_name(name_space(), 192 "changeYoungGenForMajPauses"); 193 _change_young_gen_for_maj_pauses_counter = 194 PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Events, 195 (jlong)0, CHECK); 196 197 cname = PerfDataManager::counter_name(name_space(), "remarkPauseOldSlope"); 198 _remark_pause_old_slope_counter = 199 PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes, 200 (jlong) cms_size_policy()->remark_pause_old_slope(), CHECK); 201 202 cname = PerfDataManager::counter_name(name_space(), "initialPauseOldSlope"); 203 _initial_pause_old_slope_counter = 204 PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes, 205 (jlong) cms_size_policy()->initial_pause_old_slope(), CHECK); 206 207 cname = 208 PerfDataManager::counter_name(name_space(), "remarkPauseYoungSlope") ; 209 _remark_pause_young_slope_counter = 210 PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes, 211 (jlong) cms_size_policy()->remark_pause_young_slope(), CHECK); 212 213 cname = 214 PerfDataManager::counter_name(name_space(), "initialPauseYoungSlope"); 215 _initial_pause_young_slope_counter = 216 PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes, 217 (jlong) cms_size_policy()->initial_pause_young_slope(), CHECK); 218 219 220 } 221 assert(size_policy()->is_gc_cms_adaptive_size_policy(), 222 "Wrong type of size policy"); 223 } 224 225 void CMSGCAdaptivePolicyCounters::update_counters() { 226 if (UsePerfData) { 227 GCAdaptivePolicyCounters::update_counters_from_policy(); 228 update_counters_from_policy(); 229 } 230 } 231 232 void CMSGCAdaptivePolicyCounters::update_counters(CMSGCStats* gc_stats) { 233 if (UsePerfData) { 234 update_counters(); 235 update_promoted((size_t) gc_stats->avg_promoted()->last_sample()); 236 update_avg_promoted_avg(gc_stats); 237 update_avg_promoted_dev(gc_stats); 238 update_avg_promoted_padded_avg(gc_stats); 239 } 240 } 241 242 void CMSGCAdaptivePolicyCounters::update_counters_from_policy() { 243 if (UsePerfData && (cms_size_policy() != NULL)) { 244 245 GCAdaptivePolicyCounters::update_counters_from_policy(); 246 247 update_major_gc_cost_counter(); 248 update_mutator_cost_counter(); 249 250 update_eden_size(); 251 update_promo_size(); 252 253 // If these updates from the last_sample() work, 254 // revise the update methods for these counters 255 // (both here and in PS). 256 update_survived((size_t) cms_size_policy()->avg_survived()->last_sample()); 257 258 update_avg_concurrent_time_counter(); 259 update_avg_concurrent_interval_counter(); 260 update_avg_concurrent_gc_cost_counter(); 261 #ifdef NOT_PRODUCT 262 update_initial_pause_counter(); 263 update_remark_pause_counter(); 264 #endif 265 update_avg_initial_pause_counter(); 266 update_avg_remark_pause_counter(); 267 268 update_avg_cms_STW_time_counter(); 269 update_avg_cms_STW_gc_cost_counter(); 270 271 update_avg_cms_free_counter(); 272 update_avg_cms_free_at_sweep_counter(); 273 update_avg_cms_promo_counter(); 274 275 update_avg_msc_pause_counter(); 276 update_avg_msc_interval_counter(); 277 update_msc_gc_cost_counter(); 278 279 update_avg_ms_pause_counter(); 280 update_avg_ms_interval_counter(); 281 update_ms_gc_cost_counter(); 282 283 update_avg_old_live_counter(); 284 285 update_survivor_size_counters(); 286 update_avg_survived_avg_counters(); 287 update_avg_survived_dev_counters(); 288 289 update_decrement_tenuring_threshold_for_gc_cost(); 290 update_increment_tenuring_threshold_for_gc_cost(); 291 update_decrement_tenuring_threshold_for_survivor_limit(); 292 293 update_change_young_gen_for_maj_pauses(); 294 295 update_major_collection_slope_counter(); 296 update_remark_pause_old_slope_counter(); 297 update_initial_pause_old_slope_counter(); 298 update_remark_pause_young_slope_counter(); 299 update_initial_pause_young_slope_counter(); 300 301 update_decide_at_full_gc_counter(); 302 } 303 }