What is reason for conection failure ?
Logs in Journal node
2018-07-22 02:43:04,209 INFO org.apache.hadoop.ipc.Server: Socket Reader #1 for port 8485: readAndProcess from client ACTIVENAMENODEIP threw exception [java.io.IOException: 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.ipc.Server.channelRead(Server.java:2603)
at org.apache.hadoop.ipc.Server.access$2800(Server.java:136)
at org.apache.hadoop.ipc.Server$Connection.readAndProcess(Server.java:1481)
at org.apache.hadoop.ipc.Server$Listener.doRead(Server.java:771)
at org.apache.hadoop.ipc.Server$Listener$Reader.doRunLoop(Server.java:637)
at
org.apache.hadoop.ipc.Server$Listener$Reader.run(Server.java:608)
2018-07-22 02:43:04,212 INFO org.apache.hadoop.ipc.Server: Socket Reader #1 for port 8485: readAndProcess from client STANDBYNAMENODEIP threw exception [java.io.IOException: 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.ipc.Server.channelRead(Server.java:2603)
at org.apache.hadoop.ipc.Server.access$2800(Server.java:136)
at org.apache.hadoop.ipc.Server$Connection.readAndProcess(Server.java:1481)
at org.apache.hadoop.ipc.Server$Listener.doRead(Server.java:771)
at org.apache.hadoop.ipc.Server$Listener$Reader.doRunLoop(Server.java:637)
at org.apache.hadoop.ipc.Server$Listener$Reader.run(Server.java:608)
