Package org.apache.hadoop.tools.fedbalance

Class FedBalance

java.lang.Object

org.apache.hadoop.conf.Configured

org.apache.hadoop.tools.fedbalance.FedBalance

All Implemented Interfaces:

org.apache.hadoop.conf.Configurable, org.apache.hadoop.util.Tool

public class FedBalance
extends org.apache.hadoop.conf.Configured
implements org.apache.hadoop.util.Tool

Balance data from src cluster to dst cluster with distcp. 1. Move data from the source path to the destination path with distcp. 2. Delete the source path to trash.

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	DISTCP_PROCEDURE
static java.lang.String	FED_BALANCE_DEFAULT_XML
static java.lang.String	FED_BALANCE_SITE_XML
static org.slf4j.Logger	LOG
static java.lang.String	NO_MOUNT
static java.lang.String	TRASH_PROCEDURE

Constructor Summary

Constructors

Constructor	Description
FedBalance()

Method Summary

Modifier and Type	Method	Description
static void	main(java.lang.String[] argv)	Main function of the FedBalance program.
int	run(java.lang.String[] args)

Methods inherited from class org.apache.hadoop.conf.Configured

getConf, setConf

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.conf.Configurable

getConf, setConf

Field Detail

LOG

public static final org.slf4j.Logger LOG

NO_MOUNT

public static final java.lang.String NO_MOUNT

See Also:

Constant Field Values

DISTCP_PROCEDURE

public static final java.lang.String DISTCP_PROCEDURE

See Also:

Constant Field Values

TRASH_PROCEDURE

public static final java.lang.String TRASH_PROCEDURE

See Also:

Constant Field Values

FED_BALANCE_DEFAULT_XML

public static final java.lang.String FED_BALANCE_DEFAULT_XML

See Also:

Constant Field Values

FED_BALANCE_SITE_XML

public static final java.lang.String FED_BALANCE_SITE_XML

See Also:

Constant Field Values

Constructor Detail

FedBalance

public FedBalance()

Method Detail

run

public int run(java.lang.String[] args)
        throws java.lang.Exception

Specified by:

run in interface org.apache.hadoop.util.Tool

Throws:

java.lang.Exception

main

public static void main(java.lang.String[] argv)

Main function of the FedBalance program. Parses the input arguments and invokes the FedBalance::run() method, via the ToolRunner.

Parameters:

argv - Command-line arguments sent to FedBalance.