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Using Distcp to Copy Data Between Two CDH Clusters Located in different DMZ Fails (Doc ID 1627255.1)

Last updated on NOVEMBER 08, 2022

Applies to:

Big Data Appliance Integrated Software - Version 2.0.1 to 2.4.0 [Release 2.0 to 2.4]
Linux x86-64


Using distcp command to copy data from a source cluster which runs CDH4.2 (not BDA cluster) to a BDA cluster which runs on CDH4.4.  The source cluster is on a different DMZ than the BDA destination cluster and they are connected through admin network only.

The distcp command failed with the following error: Connection timed out
  at Method)
  at org.apache.hadoop.hdfs.DFSOutputStream.createSocketForPipeline(
  at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.createBlockOutputStream(
  at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.nextBlockOutputStream(
  at org.apache.hadoop.hdfs.DFSOutputStream$



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