Hello, Hiveserver2 is non-responsive and the log reveals below error. Cluster is Kerberos enabled and there is no HA on Hive. hive.cluster.delegation.token.store.class - org.apache.hadoop.hive.thrift.ZooKeeperTokenStore Ambari V 2.0 HDP V 2.2.4.2 2016-01-19 23:20:18,466 ERROR [HiveServer2-Handler-Pool: Thread-159]: metadata.Hive (Hive.java:getDelegationToken(291 0)) - java.lang.UnsupportedOperationException: getDelegationToken() can be called only in thrift (non local) mode at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.getDelegationToken(HiveMetaStoreClient.java:1664) at sun.reflect.GeneratedMethodAccessor72.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.invoke(RetryingMetaStoreClient.java:90) at com.sun.proxy.$Proxy12.getDelegationToken(Unknown Source) at org.apache.hadoop.hive.ql.metadata.Hive.getDelegationToken(Hive.java:2908) at org.apache.hive.service.cli.CLIService.getDelegationTokenFromMetaStore(CLIService.java:467) at org.apache.hive.service.cli.thrift.ThriftCLIService.getDelegationToken(ThriftCLIService.java:340) at org.apache.hive.service.cli.thrift.ThriftCLIService.getSessionHandle(ThriftCLIService.java:321) at org.apache.hive.service.cli.thrift.ThriftCLIService.OpenSession(ThriftCLIService.java:235) at org.apache.hive.service.cli.thrift.TCLIService$Processor$OpenSession.getResult(TCLIService.java:1253) at org.apache.hive.service.cli.thrift.TCLIService$Processor$OpenSession.getResult(TCLIService.java:1238) at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39) at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39) at org.apache.hadoop.hive.thrift.HadoopThriftAuthBridge20S$Server$TUGIAssumingProcessor.process(HadoopThriftA uthBridge20S.java:679) at org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:206) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:745) Appreciate your help! Regards ... View more