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
26 *
27 * @summary converted from VM Testbase metaspace/stressDictionary.
28 * VM Testbase keywords: [nonconcurrent, javac]
29 *
30 * @library /vmTestbase /test/lib
31 * @run driver jdk.test.lib.FileInstaller . .
32 * @run main/othervm/timeout=420 metaspace.stressDictionary.StressDictionary -stressTime 30
33 */
34
35 package metaspace.stressDictionary;
36
37 import java.util.*;
38 import java.lang.management.ManagementFactory;
39 import java.lang.reflect.InvocationTargetException;
40 import java.lang.reflect.Method;
41 import java.util.concurrent.*;
42 import java.util.concurrent.atomic.AtomicLong;
43
44 import nsk.share.gc.GCTestBase;
45 import nsk.share.test.*;
46 import vm.share.InMemoryJavaCompiler;
47
48 /**
49 * There is a data structure named "dictionary" in class BlockFreelist. It stores
50 * information about free memory blocks for further reusing. Allocation of new block goes
51 * from dictionary only if dictionary is fat enough. (At the moment of test creation this limit is 64K.)
52 * So to stress dictionary we should fill it permanently. The easiest way to fill the dictionary
|
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
26 *
27 * @summary converted from VM Testbase metaspace/stressDictionary.
28 * VM Testbase keywords: [nonconcurrent, javac]
29 *
30 * @library /vmTestbase /test/lib
31 * @run driver jdk.test.lib.FileInstaller . .
32 * @run main/othervm/timeout=420 -XX:+IgnoreUnrecognizedVMOptions -XX:-CMSPrecleaningEnabled metaspace.stressDictionary.StressDictionary -stressTime 30
33 */
34
35 package metaspace.stressDictionary;
36
37 import java.util.*;
38 import java.lang.management.ManagementFactory;
39 import java.lang.reflect.InvocationTargetException;
40 import java.lang.reflect.Method;
41 import java.util.concurrent.*;
42 import java.util.concurrent.atomic.AtomicLong;
43
44 import nsk.share.gc.GCTestBase;
45 import nsk.share.test.*;
46 import vm.share.InMemoryJavaCompiler;
47
48 /**
49 * There is a data structure named "dictionary" in class BlockFreelist. It stores
50 * information about free memory blocks for further reusing. Allocation of new block goes
51 * from dictionary only if dictionary is fat enough. (At the moment of test creation this limit is 64K.)
52 * So to stress dictionary we should fill it permanently. The easiest way to fill the dictionary
|