@Test public void testProcessInfo() throws Exception { LOG.info("Process info of JobTracker is : " + cluster.getJTClient().getProcessInfo()); Assert.assertNotNull(cluster.getJTClient().getProcessInfo()); Collection<TTClient> tts = cluster.getTTClients(); for (TTClient tt : tts) { LOG.info("Process info of TaskTracker is : " + tt.getProcessInfo()); Assert.assertNotNull(tt.getProcessInfo()); } }