| Package | Description |
|---|---|
| org.apache.hadoop.hdfs |
A distributed implementation of
FileSystem. |
| org.apache.hadoop.hdfs.server.blockmanagement |
| Modifier and Type | Field | Description |
|---|---|---|
static java.lang.Class<BlockPlacementPolicyDefault> |
DFSConfigKeys.DFS_BLOCK_REPLICATOR_CLASSNAME_DEFAULT |
| Modifier and Type | Class | Description |
|---|---|---|
class |
AvailableSpaceBlockPlacementPolicy |
Space balanced block placement policy.
|
class |
AvailableSpaceRackFaultTolerantBlockPlacementPolicy |
Space balanced rack fault tolerant block placement policy.
|
class |
BlockPlacementPolicyRackFaultTolerant |
The class is responsible for choosing the desired number of targets
for placing block replicas.
|
class |
BlockPlacementPolicyWithNodeGroup |
The class is responsible for choosing the desired number of targets
for placing block replicas on environment with node-group layer.
|
class |
BlockPlacementPolicyWithUpgradeDomain |
The class is responsible for choosing the desired number of targets
for placing block replicas that honors upgrade domain policy.
|
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