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8210977: jdk/jfr/event/oldobject/TestThreadLocalLeak.java fails to find ThreadLocalObject

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Reviewed-by: mgronlun, mseledtsov
This commit is contained in:
Erik Gahlin 2020-02-18 22:25:08 +01:00
parent 58a0360039
commit f3cd52e3c7
1 changed files with 13 additions and 9 deletions
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22
test/jdk/jdk/jfr/event/oldobject/TestThreadLocalLeak.java
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@ -1,5 +1,5 @@
/* /*
* Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. * Copyright (c) 2018, 2020, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
* *
* This code is free software; you can redistribute it and/or modify it * This code is free software; you can redistribute it and/or modify it
@ -57,14 +57,18 @@ public class TestThreadLocalLeak {
public static void main(String[] args) throws Exception { public static void main(String[] args) throws Exception {
WhiteBox.setWriteAllObjectSamples(true); WhiteBox.setWriteAllObjectSamples(true);
try (Recording r = new Recording()) { while (true) {
r.enable(EventNames.OldObjectSample).withStackTrace().with("cutoff", "infinity"); try (Recording r = new Recording()) {
r.start(); r.enable(EventNames.OldObjectSample).withStackTrace().with("cutoff", "infinity");
allocateThreadLocal(); r.start();
r.stop(); allocateThreadLocal();
List<RecordedEvent> events = Events.fromRecording(r); r.stop();
if (OldObjects.countMatchingEvents(events, ThreadLocalObject[].class, null, null, -1, "allocateThreadLocal") == 0) { List<RecordedEvent> events = Events.fromRecording(r);
throw new Exception("Could not find thread local object " + ThreadLocalObject.class); if (OldObjects.countMatchingEvents(events, ThreadLocalObject[].class, null, null, -1, "allocateThreadLocal") > 0) {
return;
}
System.out.println("Failed to find ThreadLocalObject leak. Retrying.");
threadLocal.get().clear();
} }
} }
} }