1 /*
2 * Copyright (c) 2017 Red Hat, Inc. and/or its affiliates.
3 *
4 * This code is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License version 2 only, as
6 * published by the Free Software Foundation.
7 *
8 * This code is distributed in the hope that it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
11 * version 2 for more details (a copy is included in the LICENSE file that
12 * accompanied this code).
13 *
14 * You should have received a copy of the GNU General Public License version
15 * 2 along with this work; if not, write to the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
17 *
18 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
19 * or visit www.oracle.com if you need additional information or have any
20 * questions.
21 *
22 */
23
24 /**
25 * @test TestMemoryPools
26 * @key gc
27 * @summary Test JMX memory pools
28 * @modules java.base/jdk.internal.misc
29 * java.management
30 * @run main/othervm -XX:+UseShenandoahGC -Xmx1g -Xms1g TestMemoryPools
31 */
32
33
34 import java.lang.management.*;
35 import java.util.*;
36
37 public class TestMemoryPools {
38
39 public static void main(String[] args) throws Exception {
40 List<MemoryManagerMXBean> mms = ManagementFactory.getMemoryManagerMXBeans();
41 if (mms == null) {
42 throw new RuntimeException("getMemoryManagerMXBeans is null");
43 }
44 if (mms.isEmpty()) {
45 throw new RuntimeException("getMemoryManagerMXBeans is empty");
46 }
47 for (MemoryManagerMXBean mmBean : mms) {
48 String[] names = mmBean.getMemoryPoolNames();
49 if (names == null) {
50 throw new RuntimeException("getMemoryPoolNames() is null");
51 }
52 if (names.length == 0) {
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1 /*
2 * Copyright (c) 2017, 2018, Red Hat, Inc. All rights reserved.
3 *
4 * This code is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License version 2 only, as
6 * published by the Free Software Foundation.
7 *
8 * This code is distributed in the hope that it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
11 * version 2 for more details (a copy is included in the LICENSE file that
12 * accompanied this code).
13 *
14 * You should have received a copy of the GNU General Public License version
15 * 2 along with this work; if not, write to the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
17 *
18 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
19 * or visit www.oracle.com if you need additional information or have any
20 * questions.
21 *
22 */
23
24 /**
25 * @test TestMemoryPools
26 * @key gc
27 * @summary Test JMX memory pools
28 *
29 * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -Xmx1g -Xms1g TestMemoryPools
30 */
31
32 import java.lang.management.*;
33 import java.util.*;
34
35 public class TestMemoryPools {
36
37 public static void main(String[] args) throws Exception {
38 List<MemoryManagerMXBean> mms = ManagementFactory.getMemoryManagerMXBeans();
39 if (mms == null) {
40 throw new RuntimeException("getMemoryManagerMXBeans is null");
41 }
42 if (mms.isEmpty()) {
43 throw new RuntimeException("getMemoryManagerMXBeans is empty");
44 }
45 for (MemoryManagerMXBean mmBean : mms) {
46 String[] names = mmBean.getMemoryPoolNames();
47 if (names == null) {
48 throw new RuntimeException("getMemoryPoolNames() is null");
49 }
50 if (names.length == 0) {
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