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 import java.util.List;
  25 import java.lang.management.*;
  26 
  27 import jdk.test.lib.*;
  28 import static jdk.test.lib.Asserts.*;
  29 
  30 /* @test TestPerfCountersAndMemoryPools
  31  * @bug 8023476
  32  * @library /testlibrary
  33  * @requires vm.gc.Serial
  34  * @summary Tests that a MemoryPoolMXBeans and PerfCounters for metaspace
  35  *          report the same data.
  36  * @modules java.base/jdk.internal.misc
  37  *          java.management
  38  *          jdk.jvmstat/sun.jvmstat.monitor
  39  * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-UseCompressedOops -XX:-UseCompressedClassPointers -XX:+UseSerialGC -XX:+UsePerfData -Xint TestPerfCountersAndMemoryPools
  40  * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCompressedOops -XX:+UseCompressedClassPointers -XX:+UseSerialGC -XX:+UsePerfData -Xint TestPerfCountersAndMemoryPools
  41  */
  42 public class TestPerfCountersAndMemoryPools {
  43     public static void main(String[] args) throws Exception {
  44         checkMemoryUsage("Metaspace", "sun.gc.metaspace");
  45 
  46         if (InputArguments.contains("-XX:+UseCompressedClassPointers") && Platform.is64bit()) {
  47             checkMemoryUsage("Compressed Class Space", "sun.gc.compressedclassspace");
  48         }
  49     }
  50 
  51     private static MemoryPoolMXBean getMemoryPool(String memoryPoolName) {
  52         List<MemoryPoolMXBean> pools = ManagementFactory.getMemoryPoolMXBeans();

   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 import java.util.List;
  25 import java.lang.management.*;
  26 
  27 import jdk.test.lib.Platform;
  28 import static jdk.test.lib.Asserts.*;
  29 
  30 /* @test TestPerfCountersAndMemoryPools
  31  * @bug 8023476
  32  * @library /test/lib
  33  * @requires vm.gc.Serial
  34  * @summary Tests that a MemoryPoolMXBeans and PerfCounters for metaspace
  35  *          report the same data.
  36  * @modules java.base/jdk.internal.misc
  37  *          java.management
  38  *          jdk.jvmstat/sun.jvmstat.monitor
  39  * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-UseCompressedOops -XX:-UseCompressedClassPointers -XX:+UseSerialGC -XX:+UsePerfData -Xint TestPerfCountersAndMemoryPools
  40  * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCompressedOops -XX:+UseCompressedClassPointers -XX:+UseSerialGC -XX:+UsePerfData -Xint TestPerfCountersAndMemoryPools
  41  */
  42 public class TestPerfCountersAndMemoryPools {
  43     public static void main(String[] args) throws Exception {
  44         checkMemoryUsage("Metaspace", "sun.gc.metaspace");
  45 
  46         if (InputArguments.contains("-XX:+UseCompressedClassPointers") && Platform.is64bit()) {
  47             checkMemoryUsage("Compressed Class Space", "sun.gc.compressedclassspace");
  48         }
  49     }
  50 
  51     private static MemoryPoolMXBean getMemoryPool(String memoryPoolName) {
  52         List<MemoryPoolMXBean> pools = ManagementFactory.getMemoryPoolMXBeans();