| 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.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.store |
The federation state store tracks persistent values that are shared between
multiple routers.
|
| 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.
|
| Class | Description |
|---|---|
| MountTableManager |
Manage a mount table.
|
| RouterGenericManager |
Generic methods for managing Router.
|
| Class | Description |
|---|---|
| MountTableManager |
Manage a mount table.
|
| Class | Description |
|---|---|
| FederationNamenodeServiceState |
Namenode state in the federation.
|
| Class | Description |
|---|---|
| ActiveNamenodeResolver |
Locates the most active NN for a given nameservice ID or blockpool ID.
|
| FederationNamenodeContext |
Interface for a discovered NN and its current server endpoints.
|
| FederationNamenodeServiceState |
Namenode state in the federation.
|
| FederationNamespaceInfo |
Represents information about a single nameservice/namespace in a federated
HDFS cluster.
|
| FileSubclusterResolver |
Interface to map a file path in the global name space to a specific
subcluster and path in an HDFS name space.
|
| MountTableResolver |
Mount table to map between global paths and remote locations.
|
| NamenodeStatusReport |
Status of the namenode.
|
| PathLocation |
A map of the properties and target destinations (name space + path) for
a path in the global/federated name space.
|
| RemoteLocation |
A location in a remote namespace consisting of a nameservice ID and a HDFS
path (destination).
|
| Class | Description |
|---|---|
| PathLocation |
A map of the properties and target destinations (name space + path) for
a path in the global/federated name space.
|
| Class | Description |
|---|---|
| ActiveNamenodeResolver |
Locates the most active NN for a given nameservice ID or blockpool ID.
|
| FederationNamenodeContext |
Interface for a discovered NN and its current server endpoints.
|
| FederationNamenodeServiceState |
Namenode state in the federation.
|
| FederationNamespaceInfo |
Represents information about a single nameservice/namespace in a federated
HDFS cluster.
|
| FileSubclusterResolver |
Interface to map a file path in the global name space to a specific
subcluster and path in an HDFS name space.
|
| MountTableManager |
Manage a mount table.
|
| NamenodeStatusReport |
Status of the namenode.
|
| RemoteLocation |
A location in a remote namespace consisting of a nameservice ID and a HDFS
path (destination).
|
| RouterGenericManager |
Generic methods for managing Router.
|
| Class | Description |
|---|---|
| MountTableManager |
Manage a mount table.
|
| Class | Description |
|---|---|
| MountTableManager |
Manage a mount table.
|
| Class | Description |
|---|---|
| FederationNamenodeServiceState |
Namenode state in the federation.
|
| FederationNamespaceInfo |
Represents information about a single nameservice/namespace in a federated
HDFS cluster.
|
| Class | Description |
|---|---|
| FederationNamenodeServiceState |
Namenode state in the federation.
|
| FederationNamespaceInfo |
Represents information about a single nameservice/namespace in a federated
HDFS cluster.
|
| Class | Description |
|---|---|
| FederationNamenodeContext |
Interface for a discovered NN and its current server endpoints.
|
| FederationNamenodeServiceState |
Namenode state in the federation.
|
| RemoteLocation |
A location in a remote namespace consisting of a nameservice ID and a HDFS
path (destination).
|
| Class | Description |
|---|---|
| FederationNamenodeContext |
Interface for a discovered NN and its current server endpoints.
|
| FederationNamenodeServiceState |
Namenode state in the federation.
|
| RemoteLocation |
A location in a remote namespace consisting of a nameservice ID and a HDFS
path (destination).
|
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