32  *     2. release all allocated object except the last humongous one

    32  *     2. release all allocated object except the last humongous one

    33  *        "..................................H"

    33  *        "..................................H"

    34  *     3. invoke gc and check that memory returned to the system (amount of committed memory got down)

    34  *     3. invoke gc and check that memory returned to the system (amount of committed memory got down)

    35  *

    35  *

    36  * @library /test/lib /

    36  * @library /test/lib /

    37  * @modules java.base/jdk.internal.misc

    38  * @modules java.base/jdk.internal.misc

    38  *          java.management/sun.management

    39  *          java.management/sun.management

    39  * @run main gc.g1.TestShrinkDefragmentedHeap

    40  * @run main gc.g1.TestShrinkDefragmentedHeap

    40  */

    41  */

    41 import java.lang.management.ManagementFactory;

    42 import java.lang.management.ManagementFactory;