Org.apache.hadoop.hdfs.server.namenode.SafeModeException:Cannot Create Directory

How to resolve:

HDFs dfsadmin-safemode leave off Safe mode

The error is as follows:

Logging initialized using configuration in jar:file:/opt/modules/apache-hive-3.0.0-bin/lib/hive-common-3.0.0.jar!/ Hive-log4j2.properties Async:true
Exception in thread "main" java.lang.RuntimeException:org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create Directory/tmp/hive/hadoop/79c2c5de-a626-48fc-ad1a-b7a38201cf35. Name node is in safe mode.
Resources is low on NN. Please add or free to more resourcesthen turn off Safe mode manually. Note:if you turn off Safe mode before adding resources, the NN would immediately return to safe mode. Use "HDFs dfsadmin-safemode leave" To turn safe mode off. Namenodehostname:sherry-virtual-machine
At Org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException (fsnamesystem.java:1450)
At Org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode (fsnamesystem.java:1437)
At Org.apache.hadoop.hdfs.server.namenode.FSNamesystem.mkdirs (fsnamesystem.java:3131)
At Org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.mkdirs (namenoderpcserver.java:1126)
At Org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.mkdirs ( clientnamenodeprotocolserversidetranslatorpb.java:705)
At org.apache.hadoop.hdfs.protocol.proto.clientnamenodeprotocolprotos$clientnamenodeprotocol$2. Callblockingmethod (Clientnamenodeprotocolprotos.java)
At Org.apache.hadoop.ipc.protobufrpcengine$server$protobufrpcinvoker.call (protobufrpcengine.java:523)
At Org.apache.hadoop.ipc.rpc$server.call (rpc.java:991)
At Org.apache.hadoop.ipc.server$rpccall.run (server.java:869)
At Org.apache.hadoop.ipc.server$rpccall.run (server.java:815)
At java.security.AccessController.doPrivileged (Native Method)
At Javax.security.auth.Subject.doAs (subject.java:422)
At Org.apache.hadoop.security.UserGroupInformation.doAs (usergroupinformation.java:1682)
At Org.apache.hadoop.ipc.server$handler.run (server.java:2675)

At Org.apache.hadoop.hive.ql.session.SessionState.start (sessionstate.java:644)
At Org.apache.hadoop.hive.ql.session.SessionState.beginStart (sessionstate.java:585)
At Org.apache.hadoop.hive.cli.CliDriver.run (clidriver.java:747)
At Org.apache.hadoop.hive.cli.CliDriver.main (clidriver.java:683)
At Sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
At Sun.reflect.NativeMethodAccessorImpl.invoke (nativemethodaccessorimpl.java:62)
At Sun.reflect.DelegatingMethodAccessorImpl.invoke (delegatingmethodaccessorimpl.java:43)
At Java.lang.reflect.Method.invoke (method.java:498)
At Org.apache.hadoop.util.RunJar.run (runjar.java:308)
At Org.apache.hadoop.util.RunJar.main (runjar.java:222)
caused By:org.apache.hadoop.hdfs.server.namenode.SafeModeException:Cannot Create directory/tmp/hive/hadoop/ 79c2c5de-a626-48fc-ad1a-b7a38201cf35. Name node is in safe mode.
Resources is low on NN. Please add or free to more resourcesthen turn off Safe mode manually. Note:if you turn off Safe mode before adding resources, the NN would immediately return to safe mode. Use "HDFs dfsadmin-safemode leave" To turn safe mode off. Namenodehostname:sherry-virtual-machine
At Org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException (fsnamesystem.java:1450)
At Org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode (fsnamesystem.java:1437)
At Org.apache.hadoop.hdfs.server.namenode.FSNamesystem.mkdirs (fsnamesystem.java:3131)
At Org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.mkdirs (namenoderpcserver.java:1126)
At Org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.mkdirs ( clientnamenodeprotocolserversidetranslatorpb.java:705)
At org.apache.hadoop.hdfs.protocol.proto.clientnamenodeprotocolprotos$clientnamenodeprotocol$2. Callblockingmethod (Clientnamenodeprotocolprotos.java)
At Org.apache.hadoop.ipc.protobufrpcengine$server$protobufrpcinvoker.call (protobufrpcengine.java:523)
At Org.apache.hadoop.ipc.rpc$server.call (rpc.java:991)
At Org.apache.hadoop.ipc.server$rpccall.run (server.java:869)
At Org.apache.hadoop.ipc.server$rpccall.run (server.java:815)
At java.security.AccessController.doPrivileged (Native Method)
At Javax.security.auth.Subject.doAs (subject.java:422)
At Org.apache.hadoop.security.UserGroupInformation.doAs (usergroupinformation.java:1682)
At Org.apache.hadoop.ipc.server$handler.run (server.java:2675)

At Sun.reflect.NativeConstructorAccessorImpl.newInstance0 (Native Method)
At Sun.reflect.NativeConstructorAccessorImpl.newInstance (nativeconstructoraccessorimpl.java:62)
At Sun.reflect.DelegatingConstructorAccessorImpl.newInstance (delegatingconstructoraccessorimpl.java:45)
At Java.lang.reflect.Constructor.newInstance (constructor.java:423)
At Org.apache.hadoop.ipc.RemoteException.instantiateException (remoteexception.java:121)
At Org.apache.hadoop.ipc.RemoteException.unwrapRemoteException (remoteexception.java:88)
At Org.apache.hadoop.hdfs.DFSClient.primitiveMkdir (dfsclient.java:2373)
At Org.apache.hadoop.hdfs.DFSClient.mkdirs (dfsclient.java:2347)
At Org.apache.hadoop.hdfs.distributedfilesystem$27.docall (distributedfilesystem.java:1321)
At Org.apache.hadoop.hdfs.distributedfilesystem$27.docall (distributedfilesystem.java:1318)
At Org.apache.hadoop.fs.FileSystemLinkResolver.resolve (filesystemlinkresolver.java:81)
At Org.apache.hadoop.hdfs.DistributedFileSystem.mkdirsInternal (distributedfilesystem.java:1335)
At Org.apache.hadoop.hdfs.DistributedFileSystem.mkdirs (distributedfilesystem.java:1310)
At Org.apache.hadoop.hive.ql.session.SessionState.createPath (sessionstate.java:779)
At Org.apache.hadoop.hive.ql.session.SessionState.createSessionDirs (sessionstate.java:714)
At Org.apache.hadoop.hive.ql.session.SessionState.start (sessionstate.java:620)
... 9 more
caused By:org.apache.hadoop.ipc.RemoteException (org.apache.hadoop.hdfs.server.namenode.SafeModeException): Cannot create Directory/tmp/hive/hadoop/79c2c5de-a626-48fc-ad1a-b7a38201cf35. Name node is in safe mode.
Resources is low on NN. Please add or free to more resourcesthen turn off Safe mode manually. Note:if you turn off Safe mode before adding resources, the NN would immediately return to safe mode. Use "HDFs dfsadmin-safemode leave" To turn safe mode off. Namenodehostname:sherry-virtual-machine
At Org.apache.hadoop.hdfs.server.namenode.FSNamesystem.newSafemodeException (fsnamesystem.java:1450)
At Org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkNameNodeSafeMode (fsnamesystem.java:1437)
At Org.apache.hadoop.hdfs.server.namenode.FSNamesystem.mkdirs (fsnamesystem.java:3131)
At Org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.mkdirs (namenoderpcserver.java:1126)
At Org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.mkdirs ( clientnamenodeprotocolserversidetranslatorpb.java:705)
At org.apache.hadoop.hdfs.protocol.proto.clientnamenodeprotocolprotos$clientnamenodeprotocol$2. Callblockingmethod (Clientnamenodeprotocolprotos.java)
At Org.apache.hadoop.ipc.protobufrpcengine$server$protobufrpcinvoker.call (protobufrpcengine.java:523)
At Org.apache.hadoop.ipc.rpc$server.call (rpc.java:991)
At Org.apache.hadoop.ipc.server$rpccall.run (server.java:869)
At Org.apache.hadoop.ipc.server$rpccall.run (server.java:815)
At java.security.AccessController.doPrivileged (Native Method)
At Javax.security.auth.Subject.doAs (subject.java:422)
At Org.apache.hadoop.security.UserGroupInformation.doAs (usergroupinformation.java:1682)
At Org.apache.hadoop.ipc.server$handler.run (server.java:2675)

At Org.apache.hadoop.ipc.Client.getRpcResponse (client.java:1491)
At Org.apache.hadoop.ipc.Client.call (client.java:1437)
At Org.apache.hadoop.ipc.Client.call (client.java:1347)
At Org.apache.hadoop.ipc.protobufrpcengine$invoker.invoke (protobufrpcengine.java:228)
At Org.apache.hadoop.ipc.protobufrpcengine$invoker.invoke (protobufrpcengine.java:116)
At Com.sun.proxy. $Proxy 29.mkdirs (Unknown Source)
At Org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.mkdirs ( clientnamenodeprotocoltranslatorpb.java:647)
At Sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
At Sun.reflect.NativeMethodAccessorImpl.invoke (nativemethodaccessorimpl.java:62)
At Sun.reflect.DelegatingMethodAccessorImpl.invoke (delegatingmethodaccessorimpl.java:43)
At Java.lang.reflect.Method.invoke (method.java:498)
At Org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod (retryinvocationhandler.java:422)
At Org.apache.hadoop.io.retry.retryinvocationhandler$call.invokemethod (retryinvocationhandler.java:165)
At Org.apache.hadoop.io.retry.retryinvocationhandler$call.invoke (retryinvocationhandler.java:157)
At Org.apache.hadoop.io.retry.retryinvocationhandler$call.invokeonce (retryinvocationhandler.java:95)
At Org.apache.hadoop.io.retry.RetryInvocationHandler.invoke (retryinvocationhandler.java:359)
At Com.sun.proxy. $Proxy 30.mkdirs (Unknown Source)
At Org.apache.hadoop.hdfs.DFSClient.primitiveMkdir (dfsclient.java:2371)
... More

Org.apache.hadoop.hdfs.server.namenode.SafeModeException:Cannot Create Directory