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 TestMemoryMXBeans
26 * @key gc
27 * @summary Test JMX memory beans
28 * @modules java.base/jdk.internal.misc
29 * java.management
30 * @run main/othervm -XX:+UseShenandoahGC -Xmx1g TestMemoryMXBeans -1 1024
31 * @run main/othervm -XX:+UseShenandoahGC -Xms1g -Xmx1g TestMemoryMXBeans 1024 1024
32 * @run main/othervm -XX:+UseShenandoahGC -Xms128m -Xmx1g TestMemoryMXBeans 128 1024
33 */
34
35 import java.lang.management.*;
36 import java.util.*;
37
38 public class TestMemoryMXBeans {
39
40 public static void main(String[] args) throws Exception {
41 if (args.length < 2) {
42 throw new IllegalStateException("Should provide expected heap sizes");
43 }
44
45 long initSize = 1L * Integer.parseInt(args[0]) * 1024 * 1024;
46 long maxSize = 1L * Integer.parseInt(args[1]) * 1024 * 1024;
47
48 testMemoryBean(initSize, maxSize);
49 }
50
51 public static void testMemoryBean(long initSize, long maxSize) {
52 MemoryMXBean memoryMXBean = ManagementFactory.getMemoryMXBean();
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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 TestMemoryMXBeans
26 * @key gc
27 * @summary Test JMX memory beans
28 *
29 * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -Xmx1g TestMemoryMXBeans -1 1024
30 * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -Xms1g -Xmx1g TestMemoryMXBeans 1024 1024
31 * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -Xms128m -Xmx1g TestMemoryMXBeans 128 1024
32 */
33
34 import java.lang.management.*;
35 import java.util.*;
36
37 public class TestMemoryMXBeans {
38
39 public static void main(String[] args) throws Exception {
40 if (args.length < 2) {
41 throw new IllegalStateException("Should provide expected heap sizes");
42 }
43
44 long initSize = 1L * Integer.parseInt(args[0]) * 1024 * 1024;
45 long maxSize = 1L * Integer.parseInt(args[1]) * 1024 * 1024;
46
47 testMemoryBean(initSize, maxSize);
48 }
49
50 public static void testMemoryBean(long initSize, long maxSize) {
51 MemoryMXBean memoryMXBean = ManagementFactory.getMemoryMXBean();
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