Hortonworks Docs » Data Lifecycle Manager 1.4.0 » DLM Administration

DLM Administration

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Introduction
- Purpose and scope
- Audience and assumptions
Replication concepts
UI overview
Preparing to setup replication policy
- Roles required
- Working with clusters
  - Add clusters
    - Cluster pairing
    - Pairing considerations
Cloud credentials
- Register cloud credentials
Data replication use cases
- Replication of HDFS data
  - HDFS on-premise replication
    - Replication of data on-premise to on-premise in HDFS
  - HDFS cloud replication
- Replication of HIVE data
Metadata replication
Replication policy operations
Cloud credentials operations
Miscellaneous
- Update Cluster Endpoint
Failing Over Manually
- Make the destination cluster the new source
  - Remove the Ranger deny policy
- Activate a new destination cluster
DLM version Information
Tuning DLM Engine
Troubleshooting DLM

Troubleshooting DLM

To verify that your environment meets the requirements for DataPlane platform, see the DP Support Matrices.

Ranger UI does not display deny policy items
Deny policy not getting displayed.
Replication fails with TDE and non-TDE data
Issue with TDE and non-TDE entities.
Hive data cannot be replicated
If an initial Hive replication (bootstrap) fails in DLM, review the following possible causes and resolutions to try resolving the issue. .
Hive policy suspension
When you have created a Hive replication policy, the policy can get suspended.
Instance of a policy stuck in a running state
Policy stuck in a running state.
Hive replication failure
Hive replication does not succeed.
About requested events missing in Notification Log table
You must consider all these factors before setting the value of metastore.event.db.listener.timetolive parameter.

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