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test/hotspot/jtreg/gc/class_unloading/TestCMSClassUnloadingEnabledHWM.java

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  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 package gc.class_unloading;
  25 
  26 /*
  27  * @test
  28  * @key gc
  29  * @bug 8049831
  30  * @requires !vm.graal.enabled
  31  * @library /test/lib
  32  * @modules java.base/jdk.internal.misc
  33  *          java.management
  34  * @build sun.hotspot.WhiteBox
  35  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  36  *                              sun.hotspot.WhiteBox$WhiteBoxPermission
  37  * @run driver gc.class_unloading.TestCMSClassUnloadingEnabledHWM
  38  * @summary Test that -XX:-CMSClassUnloadingEnabled will trigger a Full GC when more than MetaspaceSize metadata is allocated.
  39  */
  40 
  41 import jdk.test.lib.process.OutputAnalyzer;
  42 import jdk.test.lib.process.ProcessTools;
  43 import java.lang.management.GarbageCollectorMXBean;
  44 import java.lang.management.ManagementFactory;
  45 import sun.hotspot.WhiteBox;
  46 
  47 public class TestCMSClassUnloadingEnabledHWM {
  48   private static long MetaspaceSize = 32 * 1024 * 1024;
  49   private static long YoungGenSize  = 32 * 1024 * 1024;
  50 




  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 package gc.class_unloading;
  25 
  26 /*
  27  * @test
  28  * @key gc
  29  * @bug 8049831
  30  * @requires vm.gc.ConcMarkSweep & !vm.graal.enabled
  31  * @library /test/lib
  32  * @modules java.base/jdk.internal.misc
  33  *          java.management
  34  * @build sun.hotspot.WhiteBox
  35  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  36  *                              sun.hotspot.WhiteBox$WhiteBoxPermission
  37  * @run driver gc.class_unloading.TestCMSClassUnloadingEnabledHWM
  38  * @summary Test that -XX:-CMSClassUnloadingEnabled will trigger a Full GC when more than MetaspaceSize metadata is allocated.
  39  */
  40 
  41 import jdk.test.lib.process.OutputAnalyzer;
  42 import jdk.test.lib.process.ProcessTools;
  43 import java.lang.management.GarbageCollectorMXBean;
  44 import java.lang.management.ManagementFactory;
  45 import sun.hotspot.WhiteBox;
  46 
  47 public class TestCMSClassUnloadingEnabledHWM {
  48   private static long MetaspaceSize = 32 * 1024 * 1024;
  49   private static long YoungGenSize  = 32 * 1024 * 1024;
  50 


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