Additional configuration tasks
Make sure you consider these additional configurations as part of your DAS installation.
- Work with HiveServer2: If your Hive deployment is not LLAP-enabled and does not have
Hive Server Interactive, you need to update the configuration for DAS to work with HiveServer 2
Go toand change
Cleanup of Audit Log: Audit Log is written by Hive/Tez to HDFS for DAS to consume. Once DAS consumes them, this information on HDFS is no longer required. They are cleaned automatically via a thread in HMS (Hive metastore).
The time to live count of the audit logs is defined in the
hive.hook.proto.events.ttlparameter. By default, the logs are retained for seven days. To configure a custom value:
On the Ambari UI, go toand specify the time to live in the
For example, to retain the logs for 30 days, specify 30d.
Typically, a 30-day duration is useful if you want to download older DAG data.
- Restart Hive service.