Rebalancing HDFS
HDFS provides a “balancer” utility to help balance the blocks across DataNodes in the cluster.
- 1. Overview: Ambari User's Guide
- 2. Monitoring and Managing Your Cluster
- 3. Managing Hosts
- 4. Managing Services
- 5. Managing Service High Availability
- NameNode High Availability
- How To Configure NameNode High Availability
- How to Roll Back NameNode HA
- Stop HBase
- Checkpoint the Active NameNode
- Stop All Services
- Prepare the Ambari Server Host for Rollback
- Restore the HBase Configuration
- Delete ZooKeeper Failover Controllers
- Modify HDFS Configurations
- Recreate the Standby NameNode
- Re-enable the Standby NameNode
- Delete All JournalNodes
- Delete the Additional NameNode
- Verify the HDFS Components
- Start HDFS
- ResourceManager High Availability
- HBase High Availability
- Hive High Availability
- Storm High Availability
- Oozie High Availability
- NameNode High Availability
- 6. Managing Configurations
- 7. Administering the Cluster
- 8. Monitoring and Alerts