Troubleshooting
Problem
When operating in a Kerberos-enabled Cloudera environment the following can be seen in the Analytic Server logs: Ý11/7/17 10:20:36:111 EST¨ 00000119 SystemOut O 2017-11-07 10:20:36,111 | : | | | | | ERROR | slmtagoutput.SlmOuputAgent | SLM Logger => Error in performing callback function when calculating number of nodes in kerberos environment: org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.security .AccessControlException): Access denied for user as_user. Superuser privilege is required at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.check SuperuserPrivilege(FSPermissionChecker.java:93) at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkSuperus erPrivilege(FSNamesystem.java:6659) at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.datanodeRepo rt(FSNamesystem.java:5647) at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getData nodeReport(NameNodeRpcServer.java:928) at org.apache.hadoop.hdfs.server.namenode.AuthorizationProviderProx yClientProtocol.getDatanodeReport(AuthorizationProviderProxyClie ntProtocol.java:390) at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSi deTranslatorPB.getDatanodeReport(ClientNamenodeProtocolServerSid eTranslatorPB.java:694) at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProt os$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodePro tocolProtos.java) at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoke r.call(ProtobufRpcEngine.java:617) at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1073) at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2220) at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2216) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:422) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupIn formation.java:1920) at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2214) This was traced to permissions problems in the hdfs and group membership for the 'as_user' user.
[{"Product":{"code":"SSWLVY","label":"IBM SPSS Analytic Server"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Analytic Server","Platform":[{"code":"PF016","label":"Linux"}],"Version":"3.1.1","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}}]
Log InLog in to view more of this document
This document has the abstract of a technical article that is available to authorized users once you have logged on. Please use Log in button above to access the full document. After log in, if you do not have the right authorization for this document, there will be instructions on what to do next.
Was this topic helpful?
Document Information
Modified date:
15 March 2019
UID
swg22017491