Tue, 09 Oct 2012 10:09:34 -0700
7197424: update copyright year to match last edit in jdk8 hotspot repository
Summary: Update copyright year to 2012 for relevant files
Reviewed-by: dholmes, coleenp
duke@435 | 1 | /* |
coleenp@4037 | 2 | * Copyright (c) 2003, 2012, 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 | #ifndef SHARE_VM_SERVICES_MEMORYSERVICE_HPP |
stefank@2314 | 26 | #define SHARE_VM_SERVICES_MEMORYSERVICE_HPP |
stefank@2314 | 27 | |
stefank@2314 | 28 | #include "memory/allocation.hpp" |
stefank@2314 | 29 | #include "memory/generation.hpp" |
stefank@2314 | 30 | #include "runtime/handles.hpp" |
stefank@2314 | 31 | #include "services/memoryUsage.hpp" |
fparain@2888 | 32 | #include "gc_interface/gcCause.hpp" |
stefank@2314 | 33 | |
duke@435 | 34 | // Forward declaration |
duke@435 | 35 | class MemoryPool; |
duke@435 | 36 | class MemoryManager; |
duke@435 | 37 | class GCMemoryManager; |
duke@435 | 38 | class CollectedHeap; |
duke@435 | 39 | class Generation; |
duke@435 | 40 | class DefNewGeneration; |
duke@435 | 41 | class PSYoungGen; |
duke@435 | 42 | class PSOldGen; |
duke@435 | 43 | class CodeHeap; |
duke@435 | 44 | class ContiguousSpace; |
duke@435 | 45 | class CompactibleFreeListSpace; |
duke@435 | 46 | class GenCollectedHeap; |
duke@435 | 47 | class ParallelScavengeHeap; |
tonyp@1524 | 48 | class G1CollectedHeap; |
duke@435 | 49 | |
duke@435 | 50 | // VM Monitoring and Management Support |
duke@435 | 51 | |
duke@435 | 52 | class MemoryService : public AllStatic { |
duke@435 | 53 | private: |
duke@435 | 54 | enum { |
duke@435 | 55 | init_pools_list_size = 10, |
duke@435 | 56 | init_managers_list_size = 5 |
duke@435 | 57 | }; |
duke@435 | 58 | |
duke@435 | 59 | // index for minor and major generations |
duke@435 | 60 | enum { |
duke@435 | 61 | minor = 0, |
duke@435 | 62 | major = 1, |
duke@435 | 63 | n_gens = 2 |
duke@435 | 64 | }; |
duke@435 | 65 | |
duke@435 | 66 | static GrowableArray<MemoryPool*>* _pools_list; |
duke@435 | 67 | static GrowableArray<MemoryManager*>* _managers_list; |
duke@435 | 68 | |
duke@435 | 69 | // memory managers for minor and major GC statistics |
duke@435 | 70 | static GCMemoryManager* _major_gc_manager; |
duke@435 | 71 | static GCMemoryManager* _minor_gc_manager; |
duke@435 | 72 | |
duke@435 | 73 | // Code heap memory pool |
duke@435 | 74 | static MemoryPool* _code_heap_pool; |
duke@435 | 75 | |
duke@435 | 76 | static void add_generation_memory_pool(Generation* gen, |
duke@435 | 77 | MemoryManager* major_mgr, |
duke@435 | 78 | MemoryManager* minor_mgr); |
duke@435 | 79 | static void add_generation_memory_pool(Generation* gen, |
duke@435 | 80 | MemoryManager* major_mgr) { |
duke@435 | 81 | add_generation_memory_pool(gen, major_mgr, NULL); |
duke@435 | 82 | } |
duke@435 | 83 | |
duke@435 | 84 | |
duke@435 | 85 | static void add_psYoung_memory_pool(PSYoungGen* gen, |
duke@435 | 86 | MemoryManager* major_mgr, |
duke@435 | 87 | MemoryManager* minor_mgr); |
duke@435 | 88 | static void add_psOld_memory_pool(PSOldGen* gen, |
duke@435 | 89 | MemoryManager* mgr); |
duke@435 | 90 | |
tonyp@1524 | 91 | static void add_g1YoungGen_memory_pool(G1CollectedHeap* g1h, |
tonyp@1524 | 92 | MemoryManager* major_mgr, |
tonyp@1524 | 93 | MemoryManager* minor_mgr); |
tonyp@1524 | 94 | static void add_g1OldGen_memory_pool(G1CollectedHeap* g1h, |
tonyp@1524 | 95 | MemoryManager* mgr); |
duke@435 | 96 | |
duke@435 | 97 | static MemoryPool* add_space(ContiguousSpace* space, |
duke@435 | 98 | const char* name, |
duke@435 | 99 | bool is_heap, |
duke@435 | 100 | size_t max_size, |
duke@435 | 101 | bool support_usage_threshold); |
duke@435 | 102 | static MemoryPool* add_survivor_spaces(DefNewGeneration* gen, |
duke@435 | 103 | const char* name, |
duke@435 | 104 | bool is_heap, |
duke@435 | 105 | size_t max_size, |
duke@435 | 106 | bool support_usage_threshold); |
duke@435 | 107 | static MemoryPool* add_gen(Generation* gen, |
duke@435 | 108 | const char* name, |
duke@435 | 109 | bool is_heap, |
duke@435 | 110 | bool support_usage_threshold); |
duke@435 | 111 | static MemoryPool* add_cms_space(CompactibleFreeListSpace* space, |
duke@435 | 112 | const char* name, |
duke@435 | 113 | bool is_heap, |
duke@435 | 114 | size_t max_size, |
duke@435 | 115 | bool support_usage_threshold); |
duke@435 | 116 | |
duke@435 | 117 | static void add_gen_collected_heap_info(GenCollectedHeap* heap); |
duke@435 | 118 | static void add_parallel_scavenge_heap_info(ParallelScavengeHeap* heap); |
tonyp@1524 | 119 | static void add_g1_heap_info(G1CollectedHeap* g1h); |
duke@435 | 120 | |
duke@435 | 121 | public: |
duke@435 | 122 | static void set_universe_heap(CollectedHeap* heap); |
duke@435 | 123 | static void add_code_heap_memory_pool(CodeHeap* heap); |
duke@435 | 124 | |
duke@435 | 125 | static MemoryPool* get_memory_pool(instanceHandle pool); |
duke@435 | 126 | static MemoryManager* get_memory_manager(instanceHandle mgr); |
duke@435 | 127 | |
duke@435 | 128 | static const int num_memory_pools() { |
duke@435 | 129 | return _pools_list->length(); |
duke@435 | 130 | } |
duke@435 | 131 | static const int num_memory_managers() { |
duke@435 | 132 | return _managers_list->length(); |
duke@435 | 133 | } |
duke@435 | 134 | |
duke@435 | 135 | static MemoryPool* get_memory_pool(int index) { |
duke@435 | 136 | return _pools_list->at(index); |
duke@435 | 137 | } |
duke@435 | 138 | |
duke@435 | 139 | static MemoryManager* get_memory_manager(int index) { |
duke@435 | 140 | return _managers_list->at(index); |
duke@435 | 141 | } |
duke@435 | 142 | |
duke@435 | 143 | static void track_memory_usage(); |
duke@435 | 144 | static void track_code_cache_memory_usage() { |
duke@435 | 145 | track_memory_pool_usage(_code_heap_pool); |
duke@435 | 146 | } |
duke@435 | 147 | static void track_memory_pool_usage(MemoryPool* pool); |
duke@435 | 148 | |
kevinw@2058 | 149 | static void gc_begin(bool fullGC, bool recordGCBeginTime, |
kevinw@2058 | 150 | bool recordAccumulatedGCTime, |
kevinw@2058 | 151 | bool recordPreGCUsage, bool recordPeakUsage); |
kevinw@2058 | 152 | static void gc_end(bool fullGC, bool recordPostGCUsage, |
kevinw@2058 | 153 | bool recordAccumulatedGCTime, |
fparain@2888 | 154 | bool recordGCEndTime, bool countCollection, |
fparain@2888 | 155 | GCCause::Cause cause); |
kevinw@2058 | 156 | |
duke@435 | 157 | |
duke@435 | 158 | static void oops_do(OopClosure* f); |
duke@435 | 159 | |
duke@435 | 160 | static bool get_verbose() { return PrintGC; } |
duke@435 | 161 | static bool set_verbose(bool verbose); |
duke@435 | 162 | |
duke@435 | 163 | // Create an instance of java/lang/management/MemoryUsage |
duke@435 | 164 | static Handle create_MemoryUsage_obj(MemoryUsage usage, TRAPS); |
fparain@2888 | 165 | |
fparain@2888 | 166 | static const GCMemoryManager* get_minor_gc_manager() { |
fparain@2888 | 167 | return _minor_gc_manager; |
fparain@2888 | 168 | } |
fparain@2888 | 169 | |
fparain@2888 | 170 | static const GCMemoryManager* get_major_gc_manager() { |
fparain@2888 | 171 | return _major_gc_manager; |
fparain@2888 | 172 | } |
duke@435 | 173 | }; |
duke@435 | 174 | |
duke@435 | 175 | class TraceMemoryManagerStats : public StackObj { |
duke@435 | 176 | private: |
duke@435 | 177 | bool _fullGC; |
kevinw@2058 | 178 | bool _recordGCBeginTime; |
kevinw@2058 | 179 | bool _recordPreGCUsage; |
kevinw@2058 | 180 | bool _recordPeakUsage; |
kevinw@2058 | 181 | bool _recordPostGCUsage; |
kevinw@2058 | 182 | bool _recordAccumulatedGCTime; |
kevinw@2058 | 183 | bool _recordGCEndTime; |
kevinw@2058 | 184 | bool _countCollection; |
fparain@2888 | 185 | GCCause::Cause _cause; |
duke@435 | 186 | public: |
kevinw@2058 | 187 | TraceMemoryManagerStats() {} |
kevinw@2058 | 188 | TraceMemoryManagerStats(bool fullGC, |
fparain@2888 | 189 | GCCause::Cause cause, |
kevinw@2058 | 190 | bool recordGCBeginTime = true, |
kevinw@2058 | 191 | bool recordPreGCUsage = true, |
kevinw@2058 | 192 | bool recordPeakUsage = true, |
kevinw@2058 | 193 | bool recordPostGCUsage = true, |
kevinw@2058 | 194 | bool recordAccumulatedGCTime = true, |
kevinw@2058 | 195 | bool recordGCEndTime = true, |
kevinw@2058 | 196 | bool countCollection = true); |
kevinw@2058 | 197 | |
kevinw@2058 | 198 | void initialize(bool fullGC, |
fparain@2888 | 199 | GCCause::Cause cause, |
kevinw@2058 | 200 | bool recordGCBeginTime, |
kevinw@2058 | 201 | bool recordPreGCUsage, |
kevinw@2058 | 202 | bool recordPeakUsage, |
kevinw@2058 | 203 | bool recordPostGCUsage, |
kevinw@2058 | 204 | bool recordAccumulatedGCTime, |
kevinw@2058 | 205 | bool recordGCEndTime, |
kevinw@2058 | 206 | bool countCollection); |
kevinw@2058 | 207 | |
fparain@2888 | 208 | TraceMemoryManagerStats(Generation::Name kind, GCCause::Cause cause); |
duke@435 | 209 | ~TraceMemoryManagerStats(); |
duke@435 | 210 | }; |
stefank@2314 | 211 | |
stefank@2314 | 212 | #endif // SHARE_VM_SERVICES_MEMORYSERVICE_HPP |