[dlabuser1@edge-r2 ~]$ HADOOP_ROOT_LOGGER=DEBUG,console hdfs dfs -ls hdfs://juggernaut/
18/10/26 16:32:12 DEBUG util.Shell: setsid exited with exit code 0
18/10/26 16:32:12 DEBUG conf.Configuration: parsing URL jar:file:/usr/hdp/2.5.6.0-40/hadoop/hadoop-common-2.7.3.2.5.6.0-40.jar!/core-default.xml
18/10/26 16:32:12 DEBUG conf.Configuration: parsing input stream sun.net.www.protocol.jar.JarURLConnection$JarURLInputStream@2641e737
18/10/26 16:32:13 DEBUG conf.Configuration: parsing URL file:/etc/hadoop/2.5.6.0-40/0/core-site.xml
18/10/26 16:32:13 DEBUG conf.Configuration: parsing input stream java.io.BufferedInputStream@221af3c0
18/10/26 16:32:13 DEBUG security.SecurityUtil: Setting hadoop.security.token.service.use_ip to true
18/10/26 16:32:13 DEBUG util.KerberosName: Kerberos krb5 configuration not found, setting default realm to empty
18/10/26 16:32:13 DEBUG security.Groups:  Creating new Groups object
18/10/26 16:32:13 DEBUG util.NativeCodeLoader: Trying to load the custom-built native-hadoop library...
18/10/26 16:32:13 DEBUG util.NativeCodeLoader: Loaded the native-hadoop library
18/10/26 16:32:13 DEBUG security.JniBasedUnixGroupsMapping: Using JniBasedUnixGroupsMapping for Group resolution
18/10/26 16:32:13 DEBUG security.JniBasedUnixGroupsMappingWithFallback: Group mapping impl=org.apache.hadoop.security.JniBasedUnixGroupsMapping
18/10/26 16:32:13 DEBUG security.Groups: Group mapping impl=org.apache.hadoop.security.JniBasedUnixGroupsMappingWithFallback; cacheTimeout=300000; warningDeltaMs=5000
18/10/26 16:32:13 DEBUG security.UserGroupInformation: hadoop login
18/10/26 16:32:13 DEBUG security.UserGroupInformation: hadoop login commit
18/10/26 16:32:13 DEBUG security.UserGroupInformation: using local user:UnixPrincipal: dlabuser1
18/10/26 16:32:13 DEBUG security.UserGroupInformation: Using user: "UnixPrincipal: dlabuser1" with name dlabuser1
18/10/26 16:32:13 DEBUG security.UserGroupInformation: User entry: "dlabuser1"
18/10/26 16:32:13 DEBUG security.UserGroupInformation: Assuming keytab is managed externally since logged in from subject.
18/10/26 16:32:13 DEBUG security.UserGroupInformation: UGI loginUser:dlabuser1 (auth:SIMPLE)
18/10/26 16:32:13 DEBUG hdfs.BlockReaderLocal: dfs.client.use.legacy.blockreader.local = false
18/10/26 16:32:13 DEBUG hdfs.BlockReaderLocal: dfs.client.read.shortcircuit = true
18/10/26 16:32:13 DEBUG hdfs.BlockReaderLocal: dfs.client.domain.socket.data.traffic = false
18/10/26 16:32:13 DEBUG hdfs.BlockReaderLocal: dfs.domain.socket.path = /var/lib/hadoop-hdfs/dn_socket
18/10/26 16:32:13 DEBUG retry.RetryUtils: multipleLinearRandomRetry = null
18/10/26 16:32:13 DEBUG ipc.Server: rpcKind=RPC_PROTOCOL_BUFFER, rpcRequestWrapperClass=class org.apache.hadoop.ipc.ProtobufRpcEngine$RpcRequestWrapper, rpcInvoker=org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker@389b0789
18/10/26 16:32:13 DEBUG ipc.Client: getting client out of cache: org.apache.hadoop.ipc.Client@30b6ffe0
18/10/26 16:32:13 DEBUG unix.DomainSocketWatcher: org.apache.hadoop.net.unix.DomainSocketWatcher$2@6331e426: starting with interruptCheckPeriodMs = 60000
18/10/26 16:32:13 DEBUG shortcircuit.DomainSocketFactory: The short-circuit local reads feature is enabled.
18/10/26 16:32:13 DEBUG sasl.DataTransferSaslUtil: DataTransferProtocol not using SaslPropertiesResolver, no QOP found in configuration for dfs.data.transfer.protection
18/10/26 16:32:13 DEBUG ipc.Client: The ping interval is 60000 ms.
18/10/26 16:32:13 DEBUG ipc.Client: Connecting to juggernaut/10.201.101.221:8020
18/10/26 16:32:13 DEBUG ipc.Client: IPC Client (1774720883) connection to juggernaut/10.201.101.221:8020 from dlabuser1: starting, having connections 1
18/10/26 16:32:13 DEBUG ipc.Client: IPC Client (1774720883) connection to juggernaut/10.201.101.221:8020 from dlabuser1 sending #0
18/10/26 16:32:13 DEBUG ipc.Client: IPC Client (1774720883) connection to juggernaut/10.201.101.221:8020 from dlabuser1 got value #0
18/10/26 16:32:13 DEBUG ipc.ProtobufRpcEngine: Call: getFileInfo took 43ms
18/10/26 16:32:13 DEBUG azure.NativeAzureFileSystem: finalize() called.
18/10/26 16:32:13 DEBUG azure.NativeAzureFileSystem: finalize() called.
18/10/26 16:32:13 DEBUG ipc.Client: IPC Client (1774720883) connection to juggernaut/10.201.101.221:8020 from dlabuser1 sending #1
18/10/26 16:48:14 DEBUG ipc.Client: closing ipc connection to juggernaut/10.201.101.221:8020: Connection reset by peer
java.io.IOException: Connection reset by peer
	at sun.nio.ch.FileDispatcherImpl.read0(Native Method)
	at sun.nio.ch.SocketDispatcher.read(SocketDispatcher.java:39)
	at sun.nio.ch.IOUtil.readIntoNativeBuffer(IOUtil.java:223)
	at sun.nio.ch.IOUtil.read(IOUtil.java:197)
	at sun.nio.ch.SocketChannelImpl.read(SocketChannelImpl.java:380)
	at org.apache.hadoop.net.SocketInputStream$Reader.performIO(SocketInputStream.java:57)
	at org.apache.hadoop.net.SocketIOWithTimeout.doIO(SocketIOWithTimeout.java:142)
	at org.apache.hadoop.net.SocketInputStream.read(SocketInputStream.java:161)
	at org.apache.hadoop.net.SocketInputStream.read(SocketInputStream.java:131)
	at java.io.FilterInputStream.read(FilterInputStream.java:133)
	at java.io.FilterInputStream.read(FilterInputStream.java:133)
	at org.apache.hadoop.ipc.Client$Connection$PingInputStream.read(Client.java:554)
	at java.io.BufferedInputStream.fill(BufferedInputStream.java:246)
	at java.io.BufferedInputStream.read(BufferedInputStream.java:265)
	at java.io.DataInputStream.readInt(DataInputStream.java:387)
	at org.apache.hadoop.ipc.Client$Connection.receiveRpcResponse(Client.java:1119)
	at org.apache.hadoop.ipc.Client$Connection.run(Client.java:1014)
18/10/26 16:48:14 DEBUG ipc.Client: IPC Client (1774720883) connection to juggernaut/10.201.101.221:8020 from dlabuser1: closed
18/10/26 16:48:14 DEBUG ipc.Client: IPC Client (1774720883) connection to juggernaut/10.201.101.221:8020 from dlabuser1: stopped, remaining connections 0
18/10/26 16:48:14 DEBUG retry.RetryInvocationHandler: Exception while invoking ClientNamenodeProtocolTranslatorPB.getListing over null. Not retrying because try once and fail.
java.io.IOException: Failed on local exception: java.io.IOException: Connection reset by peer; Host Details : local host is: "edge-r2.datalab.smart.local.ph/10.126.3.41"; destination host is: "juggernaut":8020; 
	at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:782)
	at org.apache.hadoop.ipc.Client.getRpcResponse(Client.java:1558)
	at org.apache.hadoop.ipc.Client.call(Client.java:1498)
	at org.apache.hadoop.ipc.Client.call(Client.java:1398)
	at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:233)
	at com.sun.proxy.$Proxy10.getListing(Unknown Source)
	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.getListing(ClientNamenodeProtocolTranslatorPB.java:618)
	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:291)
	at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:203)
	at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:185)
	at com.sun.proxy.$Proxy11.getListing(Unknown Source)
	at org.apache.hadoop.hdfs.DFSClient.listPaths(DFSClient.java:2136)
	at org.apache.hadoop.hdfs.DFSClient.listPaths(DFSClient.java:2119)
	at org.apache.hadoop.hdfs.DistributedFileSystem.listStatusInternal(DistributedFileSystem.java:900)
	at org.apache.hadoop.hdfs.DistributedFileSystem.access$600(DistributedFileSystem.java:113)
	at org.apache.hadoop.hdfs.DistributedFileSystem$21.doCall(DistributedFileSystem.java:966)
	at org.apache.hadoop.hdfs.DistributedFileSystem$21.doCall(DistributedFileSystem.java:962)
	at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
	at org.apache.hadoop.hdfs.DistributedFileSystem.listStatus(DistributedFileSystem.java:962)
	at org.apache.hadoop.fs.shell.PathData.getDirectoryContents(PathData.java:268)
	at org.apache.hadoop.fs.shell.Command.recursePath(Command.java:373)
	at org.apache.hadoop.fs.shell.Ls.processPathArgument(Ls.java:220)
	at org.apache.hadoop.fs.shell.Command.processArgument(Command.java:271)
	at org.apache.hadoop.fs.shell.Command.processArguments(Command.java:255)
	at org.apache.hadoop.fs.shell.FsCommand.processRawArguments(FsCommand.java:119)
	at org.apache.hadoop.fs.shell.Command.run(Command.java:165)
	at org.apache.hadoop.fs.FsShell.run(FsShell.java:297)
	at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76)
	at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:90)
	at org.apache.hadoop.fs.FsShell.main(FsShell.java:356)
Caused by: java.io.IOException: Connection reset by peer
	at sun.nio.ch.FileDispatcherImpl.read0(Native Method)
	at sun.nio.ch.SocketDispatcher.read(SocketDispatcher.java:39)
	at sun.nio.ch.IOUtil.readIntoNativeBuffer(IOUtil.java:223)
	at sun.nio.ch.IOUtil.read(IOUtil.java:197)
	at sun.nio.ch.SocketChannelImpl.read(SocketChannelImpl.java:380)
	at org.apache.hadoop.net.SocketInputStream$Reader.performIO(SocketInputStream.java:57)
	at org.apache.hadoop.net.SocketIOWithTimeout.doIO(SocketIOWithTimeout.java:142)
	at org.apache.hadoop.net.SocketInputStream.read(SocketInputStream.java:161)
	at org.apache.hadoop.net.SocketInputStream.read(SocketInputStream.java:131)
	at java.io.FilterInputStream.read(FilterInputStream.java:133)
	at java.io.FilterInputStream.read(FilterInputStream.java:133)
	at org.apache.hadoop.ipc.Client$Connection$PingInputStream.read(Client.java:554)
	at java.io.BufferedInputStream.fill(BufferedInputStream.java:246)
	at java.io.BufferedInputStream.read(BufferedInputStream.java:265)
	at java.io.DataInputStream.readInt(DataInputStream.java:387)
	at org.apache.hadoop.ipc.Client$Connection.receiveRpcResponse(Client.java:1119)
	at org.apache.hadoop.ipc.Client$Connection.run(Client.java:1014)
ls: Failed on local exception: java.io.IOException: Connection reset by peer; Host Details : local host is: "edge-r2.datalab.smart.local.ph/10.126.3.41"; destination host is: "juggernaut":8020; 
18/10/26 16:48:14 DEBUG ipc.Client: stopping client from cache: org.apache.hadoop.ipc.Client@30b6ffe0
18/10/26 16:48:14 DEBUG ipc.Client: removing client from cache: org.apache.hadoop.ipc.Client@30b6ffe0
18/10/26 16:48:14 DEBUG ipc.Client: stopping actual client because no more references remain: org.apache.hadoop.ipc.Client@30b6ffe0
18/10/26 16:48:14 DEBUG ipc.Client: Stopping client
18/10/26 16:48:14 DEBUG util.ShutdownHookManager: ShutdownHookManger complete shutdown.