[INFO ]: org.apache.hadoop.hdfs.DataStreamer - Exception in createBlockOutputStream java.net.ConnectException: Connection timed out: no further information at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) at sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:206) at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:531) at org.apache.hadoop.hdfs.DataStreamer.createSocketForPipeline(DataStreamer.java:259) at org.apache.hadoop.hdfs.DataStreamer.createBlockOutputStream(DataStreamer.java:1692) at org.apache.hadoop.hdfs.DataStreamer.nextBlockOutputStream(DataStreamer.java:1648) at org.apache.hadoop.hdfs.DataStreamer.run(DataStreamer.java:704)
What does your bigdata job design look like? Are you trying to connect to HDFS cluster with Kerberos enabled? More information and screenshots will be preferred.