what is the difference between hive.server2.enable.do='true' and hive.server.enabler.impersnation='true'? ... View more

Below error occurs while accessing TEZ view. Any one see this error before ? error code: 403, message: Forbidden{"message":"Failed to fetch results by the proxy from url: http:hostname: //8188/ws/v1/timeline/TEZ_DAG_ID?limit=11&_=1465928433925&","status":403,"trace":"{\n \"RemoteException\" : {\n \"message\" : \"User: ambari-server@Domainname is not allowed to impersonate \",\n \"exception\" : \"AuthorizationException\",\n \"javaClassName\" : \"org.apache.hadoop.security.authorize.AuthorizationException\"\n }\n}"} ￬￬ ... View more

Trying to run map reduce using below cmd and it's failing. Any insights about this error? yarn jar /usr/hdp/current/hadoop-mapreduce-client/hadoop-mapreduce-examples.jar teragen -Dmapreduce.job.queuename=default 100000000 ${P}/test-${i} 16/05/30 11:41:32 INFO impl.TimelineClientImpl: Timeline service address: https://***.:8190/ws/v1/timeline/ 16/05/30 11:41:33 INFO client.ConfiguredRMFailoverProxyProvider: Failing over to rm2 16/05/30 11:41:33 INFO retry.RetryInvocationHandler: Exception while invoking getNewApplication of class ApplicationClientProtocolPBClientImpl over rm2 after 1 fail over attempts. Trying to fail over after sleeping for 27400ms. java.net.ConnectException: Call From **.*.***.* to 10.**.**.***:8032 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused ... View more