@Override
      public void afterRegionDestroy(RegionEvent event) {
        logger.info("afterRegionDestroyed invoked in sleeping listener");
        logger.info("<ExpectedException action=remove>service failure</ExpectedException>");
        logger.info(
            "<ExpectedException action=remove>org.apache.geode.ForcedDisconnectException</ExpectedException>");
        regionDestroyedInvoked = true;
      }
Tests that a thread stuck alert is generated if a thread is stuck for longer
than the configured value.
geode-core/src/distributedTest/java/org/apache/geode/distributed/internal/ClusterDistributionManagerDUnitTest.java