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 * @summary Stress test for malloc tracking
27 * @key nmt jcmd stress
28 * @library /test/lib
29 * @modules java.base/jdk.internal.misc
30 * java.management
31 * @build sun.hotspot.WhiteBox
32 * @ignore - This test is disabled since it will stress NMT and timeout during normal testing
33 * @run main ClassFileInstaller sun.hotspot.WhiteBox
34 * @run main/othervm/timeout=600 -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:NativeMemoryTracking=detail MallocStressTest
35 */
36
37 import java.util.concurrent.atomic.AtomicInteger;
38 import java.util.ArrayList;
39 import java.util.List;
40 import java.util.Random;
41 import jdk.test.lib.JDKToolFinder;
42 import jdk.test.lib.Platform;
43 import jdk.test.lib.process.ProcessTools;
44 import jdk.test.lib.process.OutputAnalyzer;
45 import sun.hotspot.WhiteBox;
46
47 public class MallocStressTest {
48 private static int K = 1024;
49
50 // The stress test runs in three phases:
51 // 1. alloc: A lot of malloc with fewer free, which simulates a burst memory allocation
52 // that is usually seen during startup or class loading.
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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 * @summary Stress test for malloc tracking
27 * @key nmt jcmd stress
28 * @library /test/lib
29 * @modules java.base/jdk.internal.misc
30 * java.management
31 * @build sun.hotspot.WhiteBox
32 * @run main ClassFileInstaller sun.hotspot.WhiteBox
33 * @run main/othervm/timeout=600 -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:NativeMemoryTracking=detail MallocStressTest
34 */
35
36 import java.util.concurrent.atomic.AtomicInteger;
37 import java.util.ArrayList;
38 import java.util.List;
39 import java.util.Random;
40 import jdk.test.lib.JDKToolFinder;
41 import jdk.test.lib.Platform;
42 import jdk.test.lib.process.ProcessTools;
43 import jdk.test.lib.process.OutputAnalyzer;
44 import sun.hotspot.WhiteBox;
45
46 public class MallocStressTest {
47 private static int K = 1024;
48
49 // The stress test runs in three phases:
50 // 1. alloc: A lot of malloc with fewer free, which simulates a burst memory allocation
51 // that is usually seen during startup or class loading.
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