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2.3.4
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System Administration
System Administration
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Contents
1. Decommissioning Slave Nodes
Prerequisites
Decommission DataNodes or NodeManagers
Decommission DataNodes
Decommission NodeManagers
Decommission HBase RegionServers
2. HBase Cluster Capacity and Region Sizing
Node Count and JVM Configuration
Region Count and Size
Increase Memstore Size for RegionServer
Increase Size of the Region
Initial Configuration and Tuning
Configure Compactions
3. Hive Authorization
Ranger-Hive Integration
SQL Standard-Based Authorization in Hive
Required Privileges for Hive Operations
Configuring SQL Standard-Based Authorization
Storage-Based Authorization in Hive
Required Permissions for Hive Operations
Configuring Storage-based Authorization
4. Manually Adding Slave Nodes to an HDP Cluster
Prerequisites
Add Slave Nodes
Add HBase RegionServer
5. Optimizing HBase I/O
Configuring BlockCache
(Optional) Configuring Off-heap Memory (BucketCache)
Compressing BlockCache
6. Using DistCp to Copy Files
Using DistCp
Command Line Options
Update and Overwrite
DistCp and Security Settings
Secure-to-Secure: Kerberos Principal Name
Secure-to-Secure: ResourceManager Mapping Rules
DistCp and HDP Version
DistCp Data Copy Matrix: HDP1/HDP2 to HDP2
Copying Data from HDP-2.x to HDP-1.x Clusters
DistCp Architecture
DistCp Driver
Copy-listing Generator
InputFormats and MapReduce Components
DistCp Frequently Asked Questions
Appendix
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Command Line Options
For a description of DistCp command line options, see
DistCp Command Line Options
.
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