2016-10-07 17:29:22,006 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: registered UNIX signal handlers for [TERM, HUP, INT]
2016-10-07 17:29:22,507 FATAL org.apache.hadoop.hdfs.server.datanode.DataNode: Exception in secureMain
java.net.UnknownHostException: unallocated.barefruit.co.uk: unallocated.barefruit.co.uk: unknown error
at java.net.InetAddress.getLocalHost(InetAddress.java:1505)
at org.apache.hadoop.security.SecurityUtil.getLocalHostName(SecurityUtil.java:190)
at org.apache.hadoop.security.SecurityUtil.login(SecurityUtil.java:210)
at org.apache.hadoop.hdfs.server.datanode.DataNode.instantiateDataNode(DataNode.java:2258)
at org.apache.hadoop.hdfs.server.datanode.DataNode.createDataNode(DataNode.java:2307)
at org.apache.hadoop.hdfs.server.datanode.DataNode.secureMain(DataNode.java:2484)
at org.apache.hadoop.hdfs.server.datanode.DataNode.main(DataNode.java:2508)
Caused by: java.net.UnknownHostException: unallocated.barefruit.co.uk: unknown error
at java.net.Inet4AddressImpl.lookupAllHostAddr(Native Method)
at java.net.InetAddress$2.lookupAllHostAddr(InetAddress.java:928)
at java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1323)
at java.net.InetAddress.getLocalHost(InetAddress.java:1500)
... 6 more
2016-10-07 17:29:22,517 INFO org.apache.hadoop.util.ExitUtil: Exiting with status 1
2016-10-07 17:29:22,522 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: SHUTDOWN_MSG: 2016-10-07 17:29:22,006 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: registered UNIX signal handlers for [TERM, HUP, INT]
2016-10-07 17:29:22,507 FATAL org.apache.hadoop.hdfs.server.datanode.DataNode: Exception in secureMain
java.net.UnknownHostException: unallocated.barefruit.co.uk: unallocated.barefruit.co.uk: unknown error
at java.net.InetAddress.getLocalHost(InetAddress.java:1505)
at org.apache.hadoop.security.SecurityUtil.getLocalHostName(SecurityUtil.java:190)
at org.apache.hadoop.security.SecurityUtil.login(SecurityUtil.java:210)
at org.apache.hadoop.hdfs.server.datanode.DataNode.instantiateDataNode(DataNode.java:2258)
at org.apache.hadoop.hdfs.server.datanode.DataNode.createDataNode(DataNode.java:2307)
at org.apache.hadoop.hdfs.server.datanode.DataNode.secureMain(DataNode.java:2484)
at org.apache.hadoop.hdfs.server.datanode.DataNode.main(DataNode.java:2508)
Caused by: java.net.UnknownHostException: unallocated.barefruit.co.uk: unknown error
at java.net.Inet4AddressImpl.lookupAllHostAddr(Native Method)
at java.net.InetAddress$2.lookupAllHostAddr(InetAddress.java:928)
at java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1323)
at java.net.InetAddress.getLocalHost(InetAddress.java:1500)
... 6 more
2016-10-07 17:29:22,517 INFO org.apache.hadoop.util.ExitUtil: Exiting with status 1
2016-10-07 17:29:22,522 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: SHUTDOWN_MSG: