Verifying access to HDFS cluster

Describes how to verify access to a HDFS cluster from a MapR cluster.

Use the following commands to verify access to the remote HDFS cluster from the MapR cluster. If the remote HDFS cluster is secure, use kinit to obtain the necessary credentials beforehand.

CDH3 Only

hadoop fs -ls hdfs://<namenode_host:port>/

Other HDFS Versions

hadoop fs -ls webhdfs://<namenode_host_running_webhdfs_service>/