Mercurial > jdk8-mips64-public > hotspot / file revision
src/share/vm/services/memoryService.hpp@996d1f2f056f
src/share/vm/services/memoryService.hpp
Sat, 19 Oct 2013 21:29:57 +0400
- author
- dsamersoff
- date
- Sat, 19 Oct 2013 21:29:57 +0400
- changeset 5968
- 996d1f2f056f
- parent 5864
- a6414751d537
- child 6198
- 55fb97c4c58d
- permissions
- -rw-r--r--
8026930: In ManagementAgent.start it should be possible to set the jdp.name parameter (hotspot part)
Summary: Pass one more property from Agent to JdpController
Reviewed-by: jbachorik, sla
1 /*
2 * Copyright (c) 2003, 2012, 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 */
25 #ifndef SHARE_VM_SERVICES_MEMORYSERVICE_HPP
26 #define SHARE_VM_SERVICES_MEMORYSERVICE_HPP
28 #include "memory/allocation.hpp"
29 #include "memory/generation.hpp"
30 #include "runtime/handles.hpp"
31 #include "services/memoryUsage.hpp"
32 #include "gc_interface/gcCause.hpp"
34 // Forward declaration
35 class MemoryPool;
36 class MemoryManager;
37 class GCMemoryManager;
38 class CollectedHeap;
39 class Generation;
40 class DefNewGeneration;
41 class PSYoungGen;
42 class PSOldGen;
43 class CodeHeap;
44 class ContiguousSpace;
45 class CompactibleFreeListSpace;
46 class GenCollectedHeap;
47 class ParallelScavengeHeap;
48 class G1CollectedHeap;
50 // VM Monitoring and Management Support
52 class MemoryService : public AllStatic {
53 private:
54 enum {
55 init_pools_list_size = 10,
56 init_managers_list_size = 5
57 };
59 // index for minor and major generations
60 enum {
61 minor = 0,
62 major = 1,
63 n_gens = 2
64 };
66 static GrowableArray<MemoryPool*>* _pools_list;
67 static GrowableArray<MemoryManager*>* _managers_list;
69 // memory managers for minor and major GC statistics
70 static GCMemoryManager* _major_gc_manager;
71 static GCMemoryManager* _minor_gc_manager;
73 // Code heap memory pool
74 static MemoryPool* _code_heap_pool;
76 static MemoryPool* _metaspace_pool;
77 static MemoryPool* _compressed_class_pool;
79 static void add_generation_memory_pool(Generation* gen,
80 MemoryManager* major_mgr,
81 MemoryManager* minor_mgr);
82 static void add_generation_memory_pool(Generation* gen,
83 MemoryManager* major_mgr) {
84 add_generation_memory_pool(gen, major_mgr, NULL);
85 }
88 static void add_psYoung_memory_pool(PSYoungGen* gen,
89 MemoryManager* major_mgr,
90 MemoryManager* minor_mgr);
91 static void add_psOld_memory_pool(PSOldGen* gen,
92 MemoryManager* mgr);
94 static void add_g1YoungGen_memory_pool(G1CollectedHeap* g1h,
95 MemoryManager* major_mgr,
96 MemoryManager* minor_mgr);
97 static void add_g1OldGen_memory_pool(G1CollectedHeap* g1h,
98 MemoryManager* mgr);
100 static MemoryPool* add_space(ContiguousSpace* space,
101 const char* name,
102 bool is_heap,
103 size_t max_size,
104 bool support_usage_threshold);
105 static MemoryPool* add_survivor_spaces(DefNewGeneration* gen,
106 const char* name,
107 bool is_heap,
108 size_t max_size,
109 bool support_usage_threshold);
110 static MemoryPool* add_gen(Generation* gen,
111 const char* name,
112 bool is_heap,
113 bool support_usage_threshold);
114 static MemoryPool* add_cms_space(CompactibleFreeListSpace* space,
115 const char* name,
116 bool is_heap,
117 size_t max_size,
118 bool support_usage_threshold);
120 static void add_gen_collected_heap_info(GenCollectedHeap* heap);
121 static void add_parallel_scavenge_heap_info(ParallelScavengeHeap* heap);
122 static void add_g1_heap_info(G1CollectedHeap* g1h);
124 public:
125 static void set_universe_heap(CollectedHeap* heap);
126 static void add_code_heap_memory_pool(CodeHeap* heap);
127 static void add_metaspace_memory_pools();
129 static MemoryPool* get_memory_pool(instanceHandle pool);
130 static MemoryManager* get_memory_manager(instanceHandle mgr);
132 static const int num_memory_pools() {
133 return _pools_list->length();
134 }
135 static const int num_memory_managers() {
136 return _managers_list->length();
137 }
139 static MemoryPool* get_memory_pool(int index) {
140 return _pools_list->at(index);
141 }
143 static MemoryManager* get_memory_manager(int index) {
144 return _managers_list->at(index);
145 }
147 static void track_memory_usage();
148 static void track_code_cache_memory_usage() {
149 track_memory_pool_usage(_code_heap_pool);
150 }
151 static void track_metaspace_memory_usage() {
152 track_memory_pool_usage(_metaspace_pool);
153 }
154 static void track_compressed_class_memory_usage() {
155 track_memory_pool_usage(_compressed_class_pool);
156 }
157 static void track_memory_pool_usage(MemoryPool* pool);
159 static void gc_begin(bool fullGC, bool recordGCBeginTime,
160 bool recordAccumulatedGCTime,
161 bool recordPreGCUsage, bool recordPeakUsage);
162 static void gc_end(bool fullGC, bool recordPostGCUsage,
163 bool recordAccumulatedGCTime,
164 bool recordGCEndTime, bool countCollection,
165 GCCause::Cause cause);
168 static void oops_do(OopClosure* f);
170 static bool get_verbose() { return PrintGC; }
171 static bool set_verbose(bool verbose);
173 // Create an instance of java/lang/management/MemoryUsage
174 static Handle create_MemoryUsage_obj(MemoryUsage usage, TRAPS);
176 static const GCMemoryManager* get_minor_gc_manager() {
177 return _minor_gc_manager;
178 }
180 static const GCMemoryManager* get_major_gc_manager() {
181 return _major_gc_manager;
182 }
183 };
185 class TraceMemoryManagerStats : public StackObj {
186 private:
187 bool _fullGC;
188 bool _recordGCBeginTime;
189 bool _recordPreGCUsage;
190 bool _recordPeakUsage;
191 bool _recordPostGCUsage;
192 bool _recordAccumulatedGCTime;
193 bool _recordGCEndTime;
194 bool _countCollection;
195 GCCause::Cause _cause;
196 public:
197 TraceMemoryManagerStats() {}
198 TraceMemoryManagerStats(bool fullGC,
199 GCCause::Cause cause,
200 bool recordGCBeginTime = true,
201 bool recordPreGCUsage = true,
202 bool recordPeakUsage = true,
203 bool recordPostGCUsage = true,
204 bool recordAccumulatedGCTime = true,
205 bool recordGCEndTime = true,
206 bool countCollection = true);
208 void initialize(bool fullGC,
209 GCCause::Cause cause,
210 bool recordGCBeginTime,
211 bool recordPreGCUsage,
212 bool recordPeakUsage,
213 bool recordPostGCUsage,
214 bool recordAccumulatedGCTime,
215 bool recordGCEndTime,
216 bool countCollection);
218 TraceMemoryManagerStats(Generation::Name kind, GCCause::Cause cause);
219 ~TraceMemoryManagerStats();
220 };
222 #endif // SHARE_VM_SERVICES_MEMORYSERVICE_HPP
