Before you begin
Check the possible migration paths and requirements before you start your migration process.
Migration paths
You can migrate data from one of the following environments:
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HDF 3.5.x
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Standalone (Not managed by Ambari)
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Ambari (with or without Ranger)
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+HDP 3.1.5 and Ambari (with or without Ranger)
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CFM 1.1.0
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Standalone (Not managed by Cloudera Manager)
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For details on data migration and other upgrade options, see Upgrade and migration paths.
Additional requirements
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You must migrate HDF 3.5.x or CFM 1.1.0 Standalone to an equivalent target environment. For example:
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From HDF 3.5.x without Ranger to CFM 2.1.5 without Ranger
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From HDF 3.5.x with Ranger to CFM 2.1.5 with Ranger
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From CFM 1.1.x without Ranger to CFM 2.1.5 without Ranger
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You have deployed a CDP Private Cloud Base cluster with the necessary services running (ZooKeeper, Ranger, and similar) and out-of-the-box configurations.
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You have sufficient networking connectivity and capacity between the source cluster and destination cluster.
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You have the permissions required to access and modify files on cluster nodes.
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You have consulted the Cloudera Flow Management Release Notes and are aware of known issues.
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You have reviewed Apache NiFi Migration Guidance and Apache NiFi Registry Migration Guidance and are aware of any differences between source and destination components.