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8354424: java/util/logging/LoggingDeadlock5.java fails intermittently in tier6

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Reviewed-by: dfuchs, smarks
This commit is contained in:
David Beaumont 2025-04-24 19:18:13 +00:00 committed by Daniel Fuchs
parent 370e6113de
commit e01e33d19b
2 changed files with 10 additions and 2 deletions
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1
test/jdk/ProblemList.txt
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@ -737,7 +737,6 @@ com/sun/jdi/InvokeHangTest.java 8218463 linux-al
# jdk_util
java/util/zip/CloseInflaterDeflaterTest.java 8339216 linux-s390x
java/util/logging/LoggingDeadlock5.java 8354424 generic-all
############################################################################

11
test/jdk/java/util/logging/LoggingDeadlock5.java
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@ -25,11 +25,14 @@
* @test
* @bug 8349206
* @summary j.u.l.Handler classes create deadlock risk via synchronized publish() method.
* @library /test/lib
* @modules java.base/sun.util.logging
* java.logging
* @run main/othervm LoggingDeadlock5
*/
import jdk.test.lib.Utils;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
@ -115,7 +118,13 @@ public class LoggingDeadlock5 {
}
private static class DeadLocker {
private final static Duration JOIN_WAIT = Duration.ofMillis(500);
// Since this is used to self-test for an expected deadlock, it will
// delay the test by at least this duration (so being overly large is
// a potential issue). The deadlock is set up so it should occur almost
// immediately (if it occurs), but tests are run under very high loads
// in higher tiers, so it's necessary to be a bit pessimistic here.
private final static Duration JOIN_WAIT =
Duration.ofMillis(Utils.adjustTimeout(2000));
private final Semaphore readyToDeadlock = new Semaphore(0);
private final Semaphore userLockIsHeld = new Semaphore(0);