1 /*
2 * Copyright (c) 2012, 2013, 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 *
61 size_t size() const { return (uintptr_t)_end - (uintptr_t)_start; }
62 };
63
64 class MetaspaceSizes : public StackObj {
65 size_t _committed;
66 size_t _used;
67 size_t _reserved;
68
69 public:
70 MetaspaceSizes() : _committed(0), _used(0), _reserved(0) {}
71 MetaspaceSizes(size_t committed, size_t used, size_t reserved) :
72 _committed(committed), _used(used), _reserved(reserved) {}
73
74 size_t committed() const { return _committed; }
75 size_t used() const { return _used; }
76 size_t reserved() const { return _reserved; }
77 };
78
79 class GCHeapSummary;
80 class PSHeapSummary;
81
82 class GCHeapSummaryVisitor {
83 public:
84 virtual void visit(const GCHeapSummary* heap_summary) const = 0;
85 virtual void visit(const PSHeapSummary* heap_summary) const {}
86 };
87
88 class GCHeapSummary : public StackObj {
89 VirtualSpaceSummary _heap;
90 size_t _used;
91
92 public:
93 GCHeapSummary() :
94 _heap(), _used(0) { }
95 GCHeapSummary(VirtualSpaceSummary& heap_space, size_t used) :
96 _heap(heap_space), _used(used) { }
97
98 const VirtualSpaceSummary& heap() const { return _heap; }
99 size_t used() const { return _used; }
100
101 virtual void accept(GCHeapSummaryVisitor* visitor) const {
102 visitor->visit(this);
103 }
104 };
105
108 SpaceSummary _old_space;
109 VirtualSpaceSummary _young;
110 SpaceSummary _eden;
111 SpaceSummary _from;
112 SpaceSummary _to;
113 public:
114 PSHeapSummary(VirtualSpaceSummary& heap_space, size_t heap_used, VirtualSpaceSummary old, SpaceSummary old_space, VirtualSpaceSummary young, SpaceSummary eden, SpaceSummary from, SpaceSummary to) :
115 GCHeapSummary(heap_space, heap_used), _old(old), _old_space(old_space), _young(young), _eden(eden), _from(from), _to(to) { }
116 const VirtualSpaceSummary& old() const { return _old; }
117 const SpaceSummary& old_space() const { return _old_space; }
118 const VirtualSpaceSummary& young() const { return _young; }
119 const SpaceSummary& eden() const { return _eden; }
120 const SpaceSummary& from() const { return _from; }
121 const SpaceSummary& to() const { return _to; }
122
123 virtual void accept(GCHeapSummaryVisitor* visitor) const {
124 visitor->visit(this);
125 }
126 };
127
128 class MetaspaceSummary : public StackObj {
129 size_t _capacity_until_GC;
130 MetaspaceSizes _meta_space;
131 MetaspaceSizes _data_space;
132 MetaspaceSizes _class_space;
133 MetaspaceChunkFreeListSummary _metaspace_chunk_free_list_summary;
134 MetaspaceChunkFreeListSummary _class_chunk_free_list_summary;
135
136 public:
137 MetaspaceSummary() :
138 _capacity_until_GC(0),
139 _meta_space(),
140 _data_space(),
141 _class_space(),
142 _metaspace_chunk_free_list_summary(),
143 _class_chunk_free_list_summary()
144 {}
145 MetaspaceSummary(size_t capacity_until_GC,
146 const MetaspaceSizes& meta_space,
147 const MetaspaceSizes& data_space,
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1 /*
2 * Copyright (c) 2012, 2019, 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 *
61 size_t size() const { return (uintptr_t)_end - (uintptr_t)_start; }
62 };
63
64 class MetaspaceSizes : public StackObj {
65 size_t _committed;
66 size_t _used;
67 size_t _reserved;
68
69 public:
70 MetaspaceSizes() : _committed(0), _used(0), _reserved(0) {}
71 MetaspaceSizes(size_t committed, size_t used, size_t reserved) :
72 _committed(committed), _used(used), _reserved(reserved) {}
73
74 size_t committed() const { return _committed; }
75 size_t used() const { return _used; }
76 size_t reserved() const { return _reserved; }
77 };
78
79 class GCHeapSummary;
80 class PSHeapSummary;
81 class G1HeapSummary;
82
83 class GCHeapSummaryVisitor {
84 public:
85 virtual void visit(const GCHeapSummary* heap_summary) const = 0;
86 virtual void visit(const PSHeapSummary* heap_summary) const {}
87 virtual void visit(const G1HeapSummary* heap_summary) const {}
88 };
89
90 class GCHeapSummary : public StackObj {
91 VirtualSpaceSummary _heap;
92 size_t _used;
93
94 public:
95 GCHeapSummary() :
96 _heap(), _used(0) { }
97 GCHeapSummary(VirtualSpaceSummary& heap_space, size_t used) :
98 _heap(heap_space), _used(used) { }
99
100 const VirtualSpaceSummary& heap() const { return _heap; }
101 size_t used() const { return _used; }
102
103 virtual void accept(GCHeapSummaryVisitor* visitor) const {
104 visitor->visit(this);
105 }
106 };
107
110 SpaceSummary _old_space;
111 VirtualSpaceSummary _young;
112 SpaceSummary _eden;
113 SpaceSummary _from;
114 SpaceSummary _to;
115 public:
116 PSHeapSummary(VirtualSpaceSummary& heap_space, size_t heap_used, VirtualSpaceSummary old, SpaceSummary old_space, VirtualSpaceSummary young, SpaceSummary eden, SpaceSummary from, SpaceSummary to) :
117 GCHeapSummary(heap_space, heap_used), _old(old), _old_space(old_space), _young(young), _eden(eden), _from(from), _to(to) { }
118 const VirtualSpaceSummary& old() const { return _old; }
119 const SpaceSummary& old_space() const { return _old_space; }
120 const VirtualSpaceSummary& young() const { return _young; }
121 const SpaceSummary& eden() const { return _eden; }
122 const SpaceSummary& from() const { return _from; }
123 const SpaceSummary& to() const { return _to; }
124
125 virtual void accept(GCHeapSummaryVisitor* visitor) const {
126 visitor->visit(this);
127 }
128 };
129
130 class G1HeapSummary : public GCHeapSummary {
131 size_t _edenUsed;
132 size_t _edenCapacity;
133 size_t _survivorUsed;
134 uint _numberOfRegions;
135 public:
136 G1HeapSummary(VirtualSpaceSummary& heap_space, size_t heap_used, size_t edenUsed, size_t edenCapacity, size_t survivorUsed, uint numberOfRegions) :
137 GCHeapSummary(heap_space, heap_used), _edenUsed(edenUsed), _edenCapacity(edenCapacity), _survivorUsed(survivorUsed), _numberOfRegions(numberOfRegions) { }
138 const size_t edenUsed() const { return _edenUsed; }
139 const size_t edenCapacity() const { return _edenCapacity; }
140 const size_t survivorUsed() const { return _survivorUsed; }
141 const uint numberOfRegions() const { return _numberOfRegions; }
142
143 virtual void accept(GCHeapSummaryVisitor* visitor) const {
144 visitor->visit(this);
145 }
146 };
147
148 class MetaspaceSummary : public StackObj {
149 size_t _capacity_until_GC;
150 MetaspaceSizes _meta_space;
151 MetaspaceSizes _data_space;
152 MetaspaceSizes _class_space;
153 MetaspaceChunkFreeListSummary _metaspace_chunk_free_list_summary;
154 MetaspaceChunkFreeListSummary _class_chunk_free_list_summary;
155
156 public:
157 MetaspaceSummary() :
158 _capacity_until_GC(0),
159 _meta_space(),
160 _data_space(),
161 _class_space(),
162 _metaspace_chunk_free_list_summary(),
163 _class_chunk_free_list_summary()
164 {}
165 MetaspaceSummary(size_t capacity_until_GC,
166 const MetaspaceSizes& meta_space,
167 const MetaspaceSizes& data_space,
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