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 * @test TestMemoryMXBean
26 * @requires vm.gc.Z & !vm.graal.enabled
27 * @summary Test ZGC heap memory MXBean
28 * @modules java.management
29 * @run main/othervm -XX:+UseZGC -Xms128M -Xmx256M -Xlog:gc* TestMemoryMXBean 128 256
30 * @run main/othervm -XX:+UseZGC -Xms256M -Xmx256M -Xlog:gc* TestMemoryMXBean 256 256
31 */
32
33 import java.lang.management.ManagementFactory;
34
35 public class TestMemoryMXBean {
36 public static void main(String[] args) throws Exception {
37 final long M = 1024 * 1024;
38 final long expectedInitialCapacity = Long.parseLong(args[0]) * M;
39 final long expectedMaxCapacity = Long.parseLong(args[1]) * M;
40 final var memoryUsage = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage();
41 final long initialCapacity = memoryUsage.getInit();
42 final long capacity = memoryUsage.getCommitted();
43 final long maxCapacity = memoryUsage.getMax();
44
45 System.out.println("expectedInitialCapacity: " + expectedInitialCapacity);
46 System.out.println(" expectedMaxCapacity: " + expectedMaxCapacity);
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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 * @test TestMemoryMXBean
26 * @requires vm.gc.Z
27 * @summary Test ZGC heap memory MXBean
28 * @modules java.management
29 * @run main/othervm -XX:+UseZGC -Xms128M -Xmx256M -Xlog:gc* TestMemoryMXBean 128 256
30 * @run main/othervm -XX:+UseZGC -Xms256M -Xmx256M -Xlog:gc* TestMemoryMXBean 256 256
31 */
32
33 import java.lang.management.ManagementFactory;
34
35 public class TestMemoryMXBean {
36 public static void main(String[] args) throws Exception {
37 final long M = 1024 * 1024;
38 final long expectedInitialCapacity = Long.parseLong(args[0]) * M;
39 final long expectedMaxCapacity = Long.parseLong(args[1]) * M;
40 final var memoryUsage = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage();
41 final long initialCapacity = memoryUsage.getInit();
42 final long capacity = memoryUsage.getCommitted();
43 final long maxCapacity = memoryUsage.getMax();
44
45 System.out.println("expectedInitialCapacity: " + expectedInitialCapacity);
46 System.out.println(" expectedMaxCapacity: " + expectedMaxCapacity);
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