This is the documentation for CDH 5.1.x. Documentation for other versions is available at Cloudera Documentation.
Migrating data between a CDH 4 and CDH 5 cluster
You can migrate the data from a CDH 4 (or any Apache 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. This can be useful if you are not planning to upgrade your CDH 4 cluster
itself at this point. The following sections provide information and instructions:
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