1 /*
2 * Copyright (c) 2007, 2015, 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 #include "precompiled.hpp"
26 #include "classfile/systemDictionary.hpp"
27 #include "classfile/vmSymbols.hpp"
28 #include "oops/oop.inline.hpp"
29 #include "runtime/handles.inline.hpp"
30 #include "runtime/javaCalls.hpp"
31 #include "services/lowMemoryDetector.hpp"
32 #include "services/management.hpp"
33 #include "services/memoryManager.hpp"
34 #include "services/psMemoryPool.hpp"
35
36 PSGenerationPool::PSGenerationPool(PSOldGen* old_gen,
37 const char* name,
38 PoolType type,
39 bool support_usage_threshold) :
40 CollectedMemoryPool(name, type, old_gen->capacity_in_bytes(),
41 old_gen->reserved().byte_size(), support_usage_threshold), _old_gen(old_gen) {
42 }
43
44 MemoryUsage PSGenerationPool::get_memory_usage() {
45 size_t maxSize = (available_for_allocation() ? max_size() : 0);
46 size_t used = used_in_bytes();
47 size_t committed = _old_gen->capacity_in_bytes();
48
49 return MemoryUsage(initial_size(), used, committed, maxSize);
50 }
51
52 // The max size of EdenMutableSpacePool =
53 // max size of the PSYoungGen - capacity of two survivor spaces
54 //
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1 /*
2 * Copyright (c) 2007, 2017, 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 #include "precompiled.hpp"
26 #include "classfile/systemDictionary.hpp"
27 #include "classfile/vmSymbols.hpp"
28 #include "gc/parallel/psMemoryPool.hpp"
29 #include "oops/oop.inline.hpp"
30 #include "runtime/handles.inline.hpp"
31 #include "runtime/javaCalls.hpp"
32 #include "services/lowMemoryDetector.hpp"
33 #include "services/management.hpp"
34 #include "services/memoryManager.hpp"
35
36 PSGenerationPool::PSGenerationPool(PSOldGen* old_gen,
37 const char* name,
38 PoolType type,
39 bool support_usage_threshold) :
40 CollectedMemoryPool(name, type, old_gen->capacity_in_bytes(),
41 old_gen->reserved().byte_size(), support_usage_threshold), _old_gen(old_gen) {
42 }
43
44 MemoryUsage PSGenerationPool::get_memory_usage() {
45 size_t maxSize = (available_for_allocation() ? max_size() : 0);
46 size_t used = used_in_bytes();
47 size_t committed = _old_gen->capacity_in_bytes();
48
49 return MemoryUsage(initial_size(), used, committed, maxSize);
50 }
51
52 // The max size of EdenMutableSpacePool =
53 // max size of the PSYoungGen - capacity of two survivor spaces
54 //
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