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 TestGarbageCollectorMXBean
  26  * @requires vm.gc.Z & !vm.graal.enabled
  27  * @summary Test ZGC garbage collector MXBean
  28  * @modules java.management
  29  * @run main/othervm -XX:+UseZGC -Xms256M -Xmx512M -Xlog:gc TestGarbageCollectorMXBean 256 512
  30  * @run main/othervm -XX:+UseZGC -Xms512M -Xmx512M -Xlog:gc TestGarbageCollectorMXBean 512 512
  31  */
  32 
  33 import java.lang.management.ManagementFactory;
  34 import java.util.concurrent.atomic.AtomicInteger;
  35 import java.util.concurrent.atomic.AtomicLong;
  36 import javax.management.Notification;
  37 import javax.management.NotificationEmitter;
  38 import javax.management.NotificationListener;
  39 import javax.management.openmbean.CompositeData;
  40 
  41 import com.sun.management.GarbageCollectionNotificationInfo;
  42 
  43 public class TestGarbageCollectorMXBean {
  44     private static final long startTime = System.nanoTime();
  45 
  46     private static void log(String msg) {

   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 TestGarbageCollectorMXBean
  26  * @requires vm.gc.Z
  27  * @summary Test ZGC garbage collector MXBean
  28  * @modules java.management
  29  * @run main/othervm -XX:+UseZGC -Xms256M -Xmx512M -Xlog:gc TestGarbageCollectorMXBean 256 512
  30  * @run main/othervm -XX:+UseZGC -Xms512M -Xmx512M -Xlog:gc TestGarbageCollectorMXBean 512 512
  31  */
  32 
  33 import java.lang.management.ManagementFactory;
  34 import java.util.concurrent.atomic.AtomicInteger;
  35 import java.util.concurrent.atomic.AtomicLong;
  36 import javax.management.Notification;
  37 import javax.management.NotificationEmitter;
  38 import javax.management.NotificationListener;
  39 import javax.management.openmbean.CompositeData;
  40 
  41 import com.sun.management.GarbageCollectionNotificationInfo;
  42 
  43 public class TestGarbageCollectorMXBean {
  44     private static final long startTime = System.nanoTime();
  45 
  46     private static void log(String msg) {