4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
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 import jdk.test.lib.Asserts;
25 import java.lang.management.ManagementFactory;
26 import java.lang.management.MemoryManagerMXBean;
27 import java.util.HashMap;
28 import java.util.List;
29 import java.util.Map;
30 import java.util.Optional;
31 import sun.hotspot.code.BlobType;
32
33 /**
34 * @test MemoryPoolsPresenceTest
35 * @library /testlibrary /test/lib
36 * @modules java.base/jdk.internal.misc
37 * @modules java.management
38 * @build MemoryPoolsPresenceTest
39 * @run main ClassFileInstaller sun.hotspot.WhiteBox
40 * sun.hotspot.WhiteBox$WhiteBoxPermission
41 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
42 * -XX:+WhiteBoxAPI -XX:+SegmentedCodeCache MemoryPoolsPresenceTest
43 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
44 * -XX:+WhiteBoxAPI -XX:-SegmentedCodeCache MemoryPoolsPresenceTest
45 * @summary verify that MemoryManagerMXBean exists for every code cache segment
46 */
47 public class MemoryPoolsPresenceTest {
48
49 private static final String CC_MANAGER = "CodeCacheManager";
50 private final Map<String, Integer> counters = new HashMap<>();
51
52 public static void main(String args[]) {
53 new MemoryPoolsPresenceTest().runTest();
54 }
55
56 protected void runTest() {
57 List<MemoryManagerMXBean> beans
58 = ManagementFactory.getMemoryManagerMXBeans();
59 Optional<MemoryManagerMXBean> any = beans
60 .stream()
61 .filter(bean -> CC_MANAGER.equals(bean.getName()))
62 .findAny();
63 Asserts.assertTrue(any.isPresent(), "Bean not found: " + CC_MANAGER);
64 MemoryManagerMXBean ccManager = any.get();
65 Asserts.assertNotNull(ccManager, "Found null for " + CC_MANAGER);
66 String names[] = ccManager.getMemoryPoolNames();
|
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
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 MemoryPoolsPresenceTest
26 * @summary verify that MemoryManagerMXBean exists for every code cache segment
27 * @modules java.base/jdk.internal.misc
28 * java.management
29 * @library /testlibrary /test/lib
30 *
31 * @build compiler.codecache.jmx.MemoryPoolsPresenceTest
32 * @run driver ClassFileInstaller sun.hotspot.WhiteBox
33 * sun.hotspot.WhiteBox$WhiteBoxPermission
34 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
35 * -XX:+WhiteBoxAPI
36 * -XX:+SegmentedCodeCache
37 * compiler.codecache.jmx.MemoryPoolsPresenceTest
38 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
39 * -XX:+WhiteBoxAPI
40 * -XX:-SegmentedCodeCache
41 * compiler.codecache.jmx.MemoryPoolsPresenceTest
42 */
43
44 package compiler.codecache.jmx;
45
46 import jdk.test.lib.Asserts;
47 import sun.hotspot.code.BlobType;
48
49 import java.lang.management.ManagementFactory;
50 import java.lang.management.MemoryManagerMXBean;
51 import java.util.HashMap;
52 import java.util.List;
53 import java.util.Map;
54 import java.util.Optional;
55
56 public class MemoryPoolsPresenceTest {
57
58 private static final String CC_MANAGER = "CodeCacheManager";
59 private final Map<String, Integer> counters = new HashMap<>();
60
61 public static void main(String args[]) {
62 new MemoryPoolsPresenceTest().runTest();
63 }
64
65 protected void runTest() {
66 List<MemoryManagerMXBean> beans
67 = ManagementFactory.getMemoryManagerMXBeans();
68 Optional<MemoryManagerMXBean> any = beans
69 .stream()
70 .filter(bean -> CC_MANAGER.equals(bean.getName()))
71 .findAny();
72 Asserts.assertTrue(any.isPresent(), "Bean not found: " + CC_MANAGER);
73 MemoryManagerMXBean ccManager = any.get();
74 Asserts.assertNotNull(ccManager, "Found null for " + CC_MANAGER);
75 String names[] = ccManager.getMemoryPoolNames();
|