Migrating Data between Clusters Using distcp You can migrate the data from any Hadoop cluster to a CDH 5 cluster by using a tool that copies out data in parallel, such as the DistCp tool offered in CDH 5. The following sections provide information and instructions: Copying Cluster Data Using DistCp Copying Data between a Secure and an Insecure Cluster using DistCp and WebHDFS Post-migration Verification Stopping CDH Services Using the Command Line Copying Cluster Data Using DistCp