There is failing - org.hornetq.tests.integration.cluster.distribution.NettySymmetricClusterTest in HQ test suite on RHEL with opejJDK:

Failed message:
<failure message="Thread leaked" type="junit.framework.AssertionFailedError">junit.framework.AssertionFailedError: Thread leaked
at org.hornetq.tests.util.UnitTestCase.tearDown(UnitTestCase.java:1005)
at org.hornetq.tests.util.ServiceTestBase.tearDown(ServiceTestBase.java:98)
at org.hornetq.tests.integration.cluster.distribution.ClusterTestBase.tearDown(ClusterTestBase.java:172)
at org.hornetq.tests.integration.cluster.distribution.SymmetricClusterTest.tearDown(SymmetricClusterTest.java:48)

Attached logs from HQ server and console logs.