Package org.apache.hadoop.hdfs.server.balancer

Class Dispatcher.DDatanode

java.lang.Object

org.apache.hadoop.hdfs.server.balancer.Dispatcher.DDatanode

Enclosing class:

Dispatcher

public static class Dispatcher.DDatanode
extends java.lang.Object

A class that keeps track of a datanode.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	Dispatcher.DDatanode.StorageGroup	A group of storages in a datanode with the same storage type.

Field Summary

Fields

Modifier and Type	Field	Description
protected long	delayUntil

Method Summary

Modifier and Type	Method	Description
Dispatcher.Source	addSource(org.apache.hadoop.fs.StorageType storageType, long maxSize2Move, Dispatcher d)
Dispatcher.DDatanode.StorageGroup	addTarget(org.apache.hadoop.fs.StorageType storageType, long maxSize2Move)
org.apache.hadoop.hdfs.protocol.DatanodeInfo	getDatanodeInfo()
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

delayUntil

protected long delayUntil

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getDatanodeInfo

public org.apache.hadoop.hdfs.protocol.DatanodeInfo getDatanodeInfo()

addTarget

public Dispatcher.DDatanode.StorageGroup addTarget(org.apache.hadoop.fs.StorageType storageType,
                                                   long maxSize2Move)

addSource

public Dispatcher.Source addSource(org.apache.hadoop.fs.StorageType storageType,
                                   long maxSize2Move,
                                   Dispatcher d)