23
24 package jdk.jfr.event.oldobject;
25
26 import java.lang.reflect.Array;
27 import java.util.ArrayList;
28 import java.util.List;
29
30 import jdk.jfr.Recording;
31 import jdk.jfr.consumer.RecordedClass;
32 import jdk.jfr.consumer.RecordedEvent;
33 import jdk.jfr.consumer.RecordedObject;
34 import jdk.jfr.internal.test.WhiteBox;
35 import jdk.test.lib.Asserts;
36 import jdk.test.lib.jfr.EventNames;
37 import jdk.test.lib.jfr.Events;
38
39 /**
40 * @test
41 * @requires vm.flagless
42 * @requires vm.hasJFR
43 * @requires vm.flagless
44 * @comment Marked as flagless until JDK-8322597 is fixed
45 * @library /test/lib /test/jdk
46 * @modules jdk.jfr/jdk.jfr.internal.test
47 * @run main/othervm -XX:TLABSize=2k -Xmx64m jdk.jfr.event.oldobject.TestClassLoaderLeak
48 */
49 public class TestClassLoaderLeak {
50
51 public static List<Object> classObjects = new ArrayList<>(OldObjects.MIN_SIZE);
52
53 public static void main(String[] args) throws Exception {
54 WhiteBox.setWriteAllObjectSamples(true);
55
56 try (Recording r = new Recording()) {
57 r.enable(EventNames.OldObjectSample).withStackTrace().with("cutoff", "infinity");
58 r.start();
59 TestClassLoader testClassLoader = new TestClassLoader();
60 for (Class<?> clazz : testClassLoader.loadClasses(OldObjects.MIN_SIZE / 200)) {
61 // Allocate array to trigger sampling code path for interpreter / c1
62 for (int i = 0; i < 200; i++) {
63 Object classArray = Array.newInstance(clazz, 20);
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23
24 package jdk.jfr.event.oldobject;
25
26 import java.lang.reflect.Array;
27 import java.util.ArrayList;
28 import java.util.List;
29
30 import jdk.jfr.Recording;
31 import jdk.jfr.consumer.RecordedClass;
32 import jdk.jfr.consumer.RecordedEvent;
33 import jdk.jfr.consumer.RecordedObject;
34 import jdk.jfr.internal.test.WhiteBox;
35 import jdk.test.lib.Asserts;
36 import jdk.test.lib.jfr.EventNames;
37 import jdk.test.lib.jfr.Events;
38
39 /**
40 * @test
41 * @requires vm.flagless
42 * @requires vm.hasJFR
43 * @requires !(vm.opt.final.UseCompactObjectHeaders == true | vm.opt.final.UseShenandoahGC == true)
44 * @comment Marked as flagless until JDK-8322597 is fixed
45 * @library /test/lib /test/jdk
46 * @modules jdk.jfr/jdk.jfr.internal.test
47 * @run main/othervm -XX:TLABSize=2k -Xmx64m jdk.jfr.event.oldobject.TestClassLoaderLeak
48 */
49 public class TestClassLoaderLeak {
50
51 public static List<Object> classObjects = new ArrayList<>(OldObjects.MIN_SIZE);
52
53 public static void main(String[] args) throws Exception {
54 WhiteBox.setWriteAllObjectSamples(true);
55
56 try (Recording r = new Recording()) {
57 r.enable(EventNames.OldObjectSample).withStackTrace().with("cutoff", "infinity");
58 r.start();
59 TestClassLoader testClassLoader = new TestClassLoader();
60 for (Class<?> clazz : testClassLoader.loadClasses(OldObjects.MIN_SIZE / 200)) {
61 // Allocate array to trigger sampling code path for interpreter / c1
62 for (int i = 0; i < 200; i++) {
63 Object classArray = Array.newInstance(clazz, 20);
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