Troubleshooting replication policies in Cloudera Replication Manager

The troubleshooting scenarios in this topic help you to troubleshoot issues in Cloudera Replication Manager.

Related information

Using HDFS replication policy
Using Hive replication policy
Using HBase replication policy
Support matrix for Cloudera Replication Manager

Different methods to identify errors related to failed replication policy
What are the different methods to identify errors while troubleshooting a failed replication policy?
Replication Policies page does not display all the replication policies
The "Replication Policies" page might not display all the replication policies depending on various factors. In such scenarios, you can choose to reload the page, choose a load page option, or use CDP CLIs to view and monitor the replication policies and its statistics.
HDFS replication policy fails due to export HTTPS_PROXY environment variable
HDFS replication policies fail when the export HTTPS_PROXY environment variable is set to access AWS through proxy servers. How to resolve this issue?
Cannot find destination clusters for HBase replication policies
When you ping destination clusters using their host names, the source cluster hosts for HBase replication policies do not find the destination clusters. How to resolve this issue?
HBase replication policy fails when Perform Initial Snapshot is chosen
An HBase replication policy fails for COD on Microsoft Azure when the "Perform Initial Snapshot" option is chosen but data replication is successful when the option is not chosen. How to resolve this issue?
Optimize HBase replication policy performance when replicating HBase tables with several TB data
Can HBase replication policy performance be optimized when replicating HBase tables with several TB of data if the "Perform Initial Snapshot" option is chosen during HBase replication policy creation?
Partition metadata replication takes a long time to complete
How can partition metadata replication be improved when the Hive tables use several Hive partitions?
Replicating Hive nested tables
Cloudera Replication Manager does not support Hive nested tables. What do I do if there are Hive nested tables in the source cluster?
Target HBase folder is deleted when HBase replication policy fails
When the snapshot export fails during the HBase replication policy job run, the target HBase folder in the destination Data Hub or COD gets deleted.
Replicate HBase data in existing and future tables
Errors might appear when you try to replicate HBase data from existing tables and future tables in a database using the “Replicate Database” option during the HBase replication policy creation process. These errors appear when there are compatibility issues.
Sentry to Ranger migration fails
During the Sentry to Ranger migration process from CDH. 6.3.x to Cloudera Public Cloud 7.3.0.1, the Hive replication command fails at the Import Ranger permissions step for Hive replication policies.