1 /*
2 * Copyright (c) 2002, 2004, 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 // A GSpaceCounter is a holder class for performance counters
26 // that track a space;
27
28 class GSpaceCounters: public CHeapObj {
29 friend class VMStructs;
30
31 private:
32 PerfVariable* _capacity;
33 PerfVariable* _used;
34
35 // Constant PerfData types don't need to retain a reference.
36 // However, it's a good idea to document them here.
37 // PerfConstant* _size;
38
39 Generation* _gen;
40 char* _name_space;
41
42 public:
43
44 GSpaceCounters(const char* name, int ordinal, size_t max_size, Generation* g,
83
84 inline void update_all() {
85 update_used();
86 update_capacity();
87 }
88
89 const char* name_space() const { return _name_space; }
90 };
91
92 class GenerationUsedHelper : public PerfLongSampleHelper {
93 private:
94 Generation* _gen;
95
96 public:
97 GenerationUsedHelper(Generation* g) : _gen(g) { }
98
99 inline jlong take_sample() {
100 return _gen->used();
101 }
102 };
|
1 /*
2 * Copyright (c) 2002, 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 #ifndef SHARE_VM_GC_IMPLEMENTATION_SHARED_GSPACECOUNTERS_HPP
26 #define SHARE_VM_GC_IMPLEMENTATION_SHARED_GSPACECOUNTERS_HPP
27
28 #ifndef SERIALGC
29 #include "gc_implementation/shared/generationCounters.hpp"
30 #include "memory/generation.hpp"
31 #include "runtime/perfData.hpp"
32 #endif
33
34 // A GSpaceCounter is a holder class for performance counters
35 // that track a space;
36
37 class GSpaceCounters: public CHeapObj {
38 friend class VMStructs;
39
40 private:
41 PerfVariable* _capacity;
42 PerfVariable* _used;
43
44 // Constant PerfData types don't need to retain a reference.
45 // However, it's a good idea to document them here.
46 // PerfConstant* _size;
47
48 Generation* _gen;
49 char* _name_space;
50
51 public:
52
53 GSpaceCounters(const char* name, int ordinal, size_t max_size, Generation* g,
92
93 inline void update_all() {
94 update_used();
95 update_capacity();
96 }
97
98 const char* name_space() const { return _name_space; }
99 };
100
101 class GenerationUsedHelper : public PerfLongSampleHelper {
102 private:
103 Generation* _gen;
104
105 public:
106 GenerationUsedHelper(Generation* g) : _gen(g) { }
107
108 inline jlong take_sample() {
109 return _gen->used();
110 }
111 };
112
113 #endif // SHARE_VM_GC_IMPLEMENTATION_SHARED_GSPACECOUNTERS_HPP
|