org.apache.hadoop.hbase.replication.regionserver

Class DumpReplicationQueues

java.lang.Object

org.apache.hadoop.conf.Configured

org.apache.hadoop.hbase.replication.regionserver.DumpReplicationQueues

All Implemented Interfaces:

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

@InterfaceAudience.Private
public class DumpReplicationQueues
extends org.apache.hadoop.conf.Configured
implements org.apache.hadoop.util.Tool

Provides information about the existing states of replication, replication peers and queues. Usage: hbase org.apache.hadoop.hbase.replication.regionserver.DumpReplicationQueues [args] Arguments: --distributed Polls each RS to dump information about the queue --hdfs Reports HDFS usage by the replication queues (note: can be overestimated).

Constructor Summary

Constructors

Constructor and Description
DumpReplicationQueues()

Method Summary

Modifier and Type	Method and Description
String	dumpPeersState(List<ReplicationPeerDescription> peers)
String	dumpQueues(ClusterConnection connection, ZKWatcher zkw, Set<String> peerIds, boolean hdfs)
String	dumpReplicationSummary()
static void	main(String[] args) Main
protected void	printUsage()
protected static void	printUsage(String message)
protected static void	printUsage(String className, String message)
protected static void	printUsageAndExit(String message, int exitCode)
int	run(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

Constructor Detail

DumpReplicationQueues

public DumpReplicationQueues()

Method Detail

main

public static void main(String[] args)
                 throws Exception

Main

Parameters:

args -

Throws:

Exception

run

public int run(String[] args)
        throws Exception

Specified by:

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

Throws:

Exception

printUsage

protected void printUsage()

printUsage

protected static void printUsage(String message)

printUsage

protected static void printUsage(String className,
                                 String message)

printUsageAndExit

protected static void printUsageAndExit(String message,
                                        int exitCode)

dumpReplicationSummary

public String dumpReplicationSummary()

dumpPeersState

public String dumpPeersState(List<ReplicationPeerDescription> peers)
                      throws Exception

Throws:

Exception

dumpQueues

public String dumpQueues(ClusterConnection connection,
                         ZKWatcher zkw,
                         Set<String> peerIds,
                         boolean hdfs)
                  throws Exception

Throws:

Exception