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 TestEagerReclaimHumongousRegions
26 * @bug 8027959
27 * @summary Test to make sure that eager reclaim of humongous objects work. We simply try to fill
28 * up the heap with humongous objects that should be eagerly reclaimable to avoid Full GC.
29 * @key gc
30 * @library /test/lib
31 * @modules java.base/jdk.internal.misc
32 * java.management
33 */
34
35 import java.util.regex.Pattern;
36 import java.util.regex.Matcher;
37 import java.util.LinkedList;
38
39 import jdk.test.lib.process.OutputAnalyzer;
40 import jdk.test.lib.process.ProcessTools;
41 import jdk.test.lib.Asserts;
42
43 class ReclaimRegionFast {
44 public static final int M = 1024*1024;
45
46 public static LinkedList<Object> garbageList = new LinkedList<Object>();
47
48 public static void genGarbage() {
49 for (int i = 0; i < 32*1024; i++) {
|
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 TestEagerReclaimHumongousRegions
26 * @bug 8027959
27 * @summary Test to make sure that eager reclaim of humongous objects work. We simply try to fill
28 * up the heap with humongous objects that should be eagerly reclaimable to avoid Full GC.
29 * @key gc
30 * @requires vm.gc.G1
31 * @library /test/lib
32 * @modules java.base/jdk.internal.misc
33 * java.management
34 */
35
36 import java.util.regex.Pattern;
37 import java.util.regex.Matcher;
38 import java.util.LinkedList;
39
40 import jdk.test.lib.process.OutputAnalyzer;
41 import jdk.test.lib.process.ProcessTools;
42 import jdk.test.lib.Asserts;
43
44 class ReclaimRegionFast {
45 public static final int M = 1024*1024;
46
47 public static LinkedList<Object> garbageList = new LinkedList<Object>();
48
49 public static void genGarbage() {
50 for (int i = 0; i < 32*1024; i++) {
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