Sat, 23 Nov 2013 12:25:13 +0100
8028128: Add a type safe alternative for working with counter based data
Reviewed-by: dholmes, egahlin
duke@435 | 1 | /* |
trims@1907 | 2 | * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | * questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
stefank@2314 | 25 | #include "precompiled.hpp" |
stefank@2314 | 26 | #include "gc_implementation/parallelScavenge/psGCAdaptivePolicyCounters.hpp" |
stefank@2314 | 27 | #include "memory/resourceArea.hpp" |
stefank@2314 | 28 | #include "runtime/arguments.hpp" |
duke@435 | 29 | |
duke@435 | 30 | |
duke@435 | 31 | |
duke@435 | 32 | PSGCAdaptivePolicyCounters::PSGCAdaptivePolicyCounters(const char* name_arg, |
duke@435 | 33 | int collectors, |
duke@435 | 34 | int generations, |
duke@435 | 35 | PSAdaptiveSizePolicy* size_policy_arg) |
duke@435 | 36 | : GCAdaptivePolicyCounters(name_arg, |
duke@435 | 37 | collectors, |
duke@435 | 38 | generations, |
duke@435 | 39 | size_policy_arg) { |
duke@435 | 40 | if (UsePerfData) { |
duke@435 | 41 | EXCEPTION_MARK; |
duke@435 | 42 | ResourceMark rm; |
duke@435 | 43 | |
duke@435 | 44 | const char* cname; |
duke@435 | 45 | |
duke@435 | 46 | cname = PerfDataManager::counter_name(name_space(), "oldPromoSize"); |
duke@435 | 47 | _old_promo_size = PerfDataManager::create_variable(SUN_GC, cname, |
duke@435 | 48 | PerfData::U_Bytes, ps_size_policy()->calculated_promo_size_in_bytes(), CHECK); |
duke@435 | 49 | |
duke@435 | 50 | cname = PerfDataManager::counter_name(name_space(), "oldEdenSize"); |
duke@435 | 51 | _old_eden_size = PerfDataManager::create_variable(SUN_GC, cname, |
duke@435 | 52 | PerfData::U_Bytes, ps_size_policy()->calculated_eden_size_in_bytes(), CHECK); |
duke@435 | 53 | |
duke@435 | 54 | cname = PerfDataManager::counter_name(name_space(), "oldCapacity"); |
duke@435 | 55 | _old_capacity = PerfDataManager::create_variable(SUN_GC, cname, |
phh@1499 | 56 | PerfData::U_Bytes, (jlong) InitialHeapSize, CHECK); |
duke@435 | 57 | |
duke@435 | 58 | cname = PerfDataManager::counter_name(name_space(), "boundaryMoved"); |
duke@435 | 59 | _boundary_moved = PerfDataManager::create_variable(SUN_GC, cname, |
duke@435 | 60 | PerfData::U_Bytes, (jlong) 0, CHECK); |
duke@435 | 61 | |
duke@435 | 62 | cname = PerfDataManager::counter_name(name_space(), "avgPromotedAvg"); |
duke@435 | 63 | _avg_promoted_avg_counter = |
duke@435 | 64 | PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes, |
duke@435 | 65 | ps_size_policy()->calculated_promo_size_in_bytes(), CHECK); |
duke@435 | 66 | |
duke@435 | 67 | cname = PerfDataManager::counter_name(name_space(), "avgPromotedDev"); |
duke@435 | 68 | _avg_promoted_dev_counter = |
duke@435 | 69 | PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes, |
duke@435 | 70 | (jlong) 0 , CHECK); |
duke@435 | 71 | |
duke@435 | 72 | cname = PerfDataManager::counter_name(name_space(), "avgPromotedPaddedAvg"); |
duke@435 | 73 | _avg_promoted_padded_avg_counter = |
duke@435 | 74 | PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes, |
duke@435 | 75 | ps_size_policy()->calculated_promo_size_in_bytes(), CHECK); |
duke@435 | 76 | |
duke@435 | 77 | cname = PerfDataManager::counter_name(name_space(), |
duke@435 | 78 | "avgPretenuredPaddedAvg"); |
duke@435 | 79 | _avg_pretenured_padded_avg = |
duke@435 | 80 | PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes, |
duke@435 | 81 | (jlong) 0, CHECK); |
duke@435 | 82 | |
duke@435 | 83 | |
duke@435 | 84 | cname = PerfDataManager::counter_name(name_space(), |
duke@435 | 85 | "changeYoungGenForMajPauses"); |
duke@435 | 86 | _change_young_gen_for_maj_pauses_counter = |
duke@435 | 87 | PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Events, |
duke@435 | 88 | (jlong)0, CHECK); |
duke@435 | 89 | |
duke@435 | 90 | cname = PerfDataManager::counter_name(name_space(), |
duke@435 | 91 | "changeOldGenForMinPauses"); |
duke@435 | 92 | _change_old_gen_for_min_pauses = |
duke@435 | 93 | PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Events, |
duke@435 | 94 | (jlong)0, CHECK); |
duke@435 | 95 | |
duke@435 | 96 | |
duke@435 | 97 | cname = PerfDataManager::counter_name(name_space(), "avgMajorPauseTime"); |
duke@435 | 98 | _avg_major_pause = PerfDataManager::create_variable(SUN_GC, cname, |
duke@435 | 99 | PerfData::U_Ticks, (jlong) ps_size_policy()->_avg_major_pause->average(), CHECK); |
duke@435 | 100 | |
duke@435 | 101 | cname = PerfDataManager::counter_name(name_space(), "avgMajorIntervalTime"); |
duke@435 | 102 | _avg_major_interval = PerfDataManager::create_variable(SUN_GC, cname, |
duke@435 | 103 | PerfData::U_Ticks, (jlong) ps_size_policy()->_avg_major_interval->average(), CHECK); |
duke@435 | 104 | |
duke@435 | 105 | cname = PerfDataManager::counter_name(name_space(), "majorGcCost"); |
duke@435 | 106 | _major_gc_cost_counter = PerfDataManager::create_variable(SUN_GC, cname, |
duke@435 | 107 | PerfData::U_Ticks, (jlong) ps_size_policy()->major_gc_cost(), CHECK); |
duke@435 | 108 | |
duke@435 | 109 | cname = PerfDataManager::counter_name(name_space(), "liveSpace"); |
duke@435 | 110 | _live_space = PerfDataManager::create_variable(SUN_GC, cname, |
duke@435 | 111 | PerfData::U_Bytes, ps_size_policy()->live_space(), CHECK); |
duke@435 | 112 | |
duke@435 | 113 | cname = PerfDataManager::counter_name(name_space(), "freeSpace"); |
duke@435 | 114 | _free_space = PerfDataManager::create_variable(SUN_GC, cname, |
duke@435 | 115 | PerfData::U_Bytes, ps_size_policy()->free_space(), CHECK); |
duke@435 | 116 | |
duke@435 | 117 | cname = PerfDataManager::counter_name(name_space(), "avgBaseFootprint"); |
duke@435 | 118 | _avg_base_footprint = PerfDataManager::create_variable(SUN_GC, cname, |
duke@435 | 119 | PerfData::U_Bytes, (jlong) ps_size_policy()->avg_base_footprint()->average(), CHECK); |
duke@435 | 120 | |
duke@435 | 121 | cname = PerfDataManager::counter_name(name_space(), "gcTimeLimitExceeded"); |
jmasa@1822 | 122 | _gc_overhead_limit_exceeded_counter = |
jmasa@1822 | 123 | PerfDataManager::create_variable(SUN_GC, cname, |
jmasa@1822 | 124 | PerfData::U_Events, ps_size_policy()->gc_overhead_limit_exceeded(), CHECK); |
duke@435 | 125 | |
duke@435 | 126 | cname = PerfDataManager::counter_name(name_space(), "liveAtLastFullGc"); |
jmasa@1822 | 127 | _live_at_last_full_gc_counter = |
jmasa@1822 | 128 | PerfDataManager::create_variable(SUN_GC, cname, |
duke@435 | 129 | PerfData::U_Bytes, ps_size_policy()->live_at_last_full_gc(), CHECK); |
duke@435 | 130 | |
duke@435 | 131 | cname = PerfDataManager::counter_name(name_space(), "majorPauseOldSlope"); |
duke@435 | 132 | _major_pause_old_slope = PerfDataManager::create_variable(SUN_GC, cname, |
duke@435 | 133 | PerfData::U_None, (jlong) 0, CHECK); |
duke@435 | 134 | |
duke@435 | 135 | cname = PerfDataManager::counter_name(name_space(), "minorPauseOldSlope"); |
duke@435 | 136 | _minor_pause_old_slope = PerfDataManager::create_variable(SUN_GC, cname, |
duke@435 | 137 | PerfData::U_None, (jlong) 0, CHECK); |
duke@435 | 138 | |
duke@435 | 139 | cname = PerfDataManager::counter_name(name_space(), "majorPauseYoungSlope"); |
duke@435 | 140 | _major_pause_young_slope = PerfDataManager::create_variable(SUN_GC, cname, |
duke@435 | 141 | PerfData::U_None, (jlong) 0, CHECK); |
duke@435 | 142 | |
duke@435 | 143 | cname = PerfDataManager::counter_name(name_space(), "scavengeSkipped"); |
duke@435 | 144 | _scavenge_skipped = PerfDataManager::create_variable(SUN_GC, cname, |
duke@435 | 145 | PerfData::U_Bytes, (jlong) 0, CHECK); |
duke@435 | 146 | |
duke@435 | 147 | cname = PerfDataManager::counter_name(name_space(), "fullFollowsScavenge"); |
duke@435 | 148 | _full_follows_scavenge = PerfDataManager::create_variable(SUN_GC, cname, |
duke@435 | 149 | PerfData::U_Bytes, (jlong) 0, CHECK); |
duke@435 | 150 | |
duke@435 | 151 | _counter_time_stamp.update(); |
duke@435 | 152 | } |
duke@435 | 153 | |
duke@435 | 154 | assert(size_policy()->is_gc_ps_adaptive_size_policy(), |
duke@435 | 155 | "Wrong type of size policy"); |
duke@435 | 156 | } |
duke@435 | 157 | |
duke@435 | 158 | void PSGCAdaptivePolicyCounters::update_counters_from_policy() { |
duke@435 | 159 | if (UsePerfData) { |
duke@435 | 160 | GCAdaptivePolicyCounters::update_counters_from_policy(); |
duke@435 | 161 | update_eden_size(); |
duke@435 | 162 | update_promo_size(); |
duke@435 | 163 | update_avg_old_live(); |
duke@435 | 164 | update_survivor_size_counters(); |
duke@435 | 165 | update_avg_promoted_avg(); |
duke@435 | 166 | update_avg_promoted_dev(); |
duke@435 | 167 | update_avg_promoted_padded_avg(); |
duke@435 | 168 | update_avg_pretenured_padded_avg(); |
duke@435 | 169 | |
duke@435 | 170 | update_avg_major_pause(); |
duke@435 | 171 | update_avg_major_interval(); |
duke@435 | 172 | update_minor_gc_cost_counter(); |
duke@435 | 173 | update_major_gc_cost_counter(); |
duke@435 | 174 | update_mutator_cost_counter(); |
duke@435 | 175 | update_decrement_tenuring_threshold_for_gc_cost(); |
duke@435 | 176 | update_increment_tenuring_threshold_for_gc_cost(); |
duke@435 | 177 | update_decrement_tenuring_threshold_for_survivor_limit(); |
duke@435 | 178 | update_live_space(); |
duke@435 | 179 | update_free_space(); |
duke@435 | 180 | update_avg_base_footprint(); |
duke@435 | 181 | |
duke@435 | 182 | update_change_old_gen_for_maj_pauses(); |
duke@435 | 183 | update_change_young_gen_for_maj_pauses(); |
duke@435 | 184 | update_change_old_gen_for_min_pauses(); |
duke@435 | 185 | |
duke@435 | 186 | update_change_old_gen_for_throughput(); |
duke@435 | 187 | update_change_young_gen_for_throughput(); |
duke@435 | 188 | |
duke@435 | 189 | update_decrease_for_footprint(); |
duke@435 | 190 | update_decide_at_full_gc_counter(); |
duke@435 | 191 | |
duke@435 | 192 | update_major_pause_old_slope(); |
duke@435 | 193 | update_minor_pause_old_slope(); |
duke@435 | 194 | update_major_pause_young_slope(); |
duke@435 | 195 | update_minor_collection_slope_counter(); |
jmasa@1822 | 196 | update_gc_overhead_limit_exceeded_counter(); |
jmasa@1822 | 197 | update_live_at_last_full_gc_counter(); |
duke@435 | 198 | } |
duke@435 | 199 | } |
duke@435 | 200 | |
duke@435 | 201 | void PSGCAdaptivePolicyCounters::update_counters() { |
duke@435 | 202 | if (UsePerfData) { |
duke@435 | 203 | update_counters_from_policy(); |
duke@435 | 204 | } |
duke@435 | 205 | } |