| Package | Description |
|---|---|
| org.apache.hadoop.hdfs.protocolPB | |
| org.apache.hadoop.hdfs.rbfbalance |
FedBalance is a tool for balancing data across federation clusters.
|
| org.apache.hadoop.hdfs.server.federation.fairness |
Includes router handlers fairness manager and policy implementations.
|
| org.apache.hadoop.hdfs.server.federation.metrics |
Report metrics for Router-based Federation.
|
| org.apache.hadoop.hdfs.server.federation.resolver |
The resolver package contains indepedent data resolvers used in HDFS
federation.
|
| org.apache.hadoop.hdfs.server.federation.resolver.order |
A federated location can be resolved to multiple subclusters.
|
| org.apache.hadoop.hdfs.server.federation.router |
The router package includes the core services for a HDFS federation router.
|
| org.apache.hadoop.hdfs.server.federation.router.security |
Includes router security manager and token store implementations.
|
| org.apache.hadoop.hdfs.server.federation.router.security.token |
Includes implementations of token secret managers.
|
| org.apache.hadoop.hdfs.server.federation.store |
The federation state store tracks persistent values that are shared between
multiple routers.
|
| org.apache.hadoop.hdfs.server.federation.store.driver |
The state store uses modular data storage classes derived from
StateStoreDriver to handle querying, updating and deleting data records.
|
| org.apache.hadoop.hdfs.server.federation.store.driver.impl |
Implementations of state store data providers/drivers.
|
| org.apache.hadoop.hdfs.server.federation.store.impl |
Contains implementations of the state store API interfaces.
|
| org.apache.hadoop.hdfs.server.federation.store.protocol |
Contains the abstract definitions of the API request and response objects for
the various state store APIs.
|
| org.apache.hadoop.hdfs.server.federation.store.protocol.impl.pb |
Protobuf implementations of FederationProtocolBase request/response objects
used by state store APIs.
|
| org.apache.hadoop.hdfs.server.federation.store.records |
Contains the abstract definitions of the state store data records.
|
| org.apache.hadoop.hdfs.server.federation.store.records.impl.pb |
The protobuf implementations of state store data records defined in the
org.apache.hadoop.hdfs.server.federation.store.records package.
|
| org.apache.hadoop.hdfs.server.federation.utils |
Assorted utility classes and helpers for HDFS Federation.
|
| org.apache.hadoop.hdfs.tools.federation |
It includes the tools to manage the Router-based federation.
|
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