org.apache.accumulo.tserver

Class TabletServer

java.lang.Object

org.apache.accumulo.core.client.impl.ClientContext

org.apache.accumulo.server.AccumuloServerContext

org.apache.accumulo.tserver.TabletServer

All Implemented Interfaces:

Runnable

public class TabletServer
extends AccumuloServerContext
implements Runnable

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected class	TabletServer.AssignmentHandler

Field Summary

Fields

Modifier and Type	Field and Description
static AtomicLong	seekCount

Fields inherited from class org.apache.accumulo.core.client.impl.ClientContext

conn, inst

Constructor Summary

Constructors

Constructor and Description
TabletServer(ServerConfigurationFactory confFactory, VolumeManager fs)

Method Summary

Methods

Modifier and Type	Method and Description
void	addLoggersToMetadata(List<DfsLogger> logs, KeyExtent extent, int id)
void	config(String hostname)
int	createLogId(KeyExtent tablet)
void	enqueueMasterMessage(MasterMessage m)
void	executeSplit(Tablet tablet)
String	getClientAddressString()
VolumeManager	getFileSystem()
double	getHoldTimeMillis()
ZooLock	getLock()
Metrics	getMinCMetrics()
Tablet	getOnlineTablet(KeyExtent extent)
Collection<Tablet>	getOnlineTablets()
int	getOpeningCount()
String	getReplicationAddressSTring()
SecurityOperation	getSecurityOperation()
DfsLogger.ServerResources	getServerConfig()
Session	getSession(long sessionId)
TabletServerStatus	getStats(Map<String,MapCounter<ScanRunState>> scanCounts)
TableConfiguration	getTableConfiguration(KeyExtent extent)
TServerInstance	getTabletSession()
long	getTotalMinorCompactions()
int	getUnopenedCount()
boolean	isMajorCompactionDisabled()
static void	main(String[] args)
void	minorCompactionFinished(CommitSession tablet, String newDatafile, int walogSeq)
void	minorCompactionStarted(CommitSession tablet, int lastUpdateSequence, String newMapfileLocation)
void	recover(VolumeManager fs, KeyExtent extent, TableConfiguration tconf, List<LogEntry> logEntries, Set<String> tabletFiles, MutationReceiver mutationReceiver)
void	run()
long	updateTotalQueuedMutationSize(long additionalMutationSize)
static Pair<org.apache.hadoop.io.Text,KeyExtent>	verifyTabletInformation(AccumuloServerContext context, KeyExtent extent, TServerInstance instance, SortedMap<Key,Value> tabletsKeyValues, String clientAddress, ZooLock lock)

Methods inherited from class org.apache.accumulo.server.AccumuloServerContext

getConnector, getSaslParams, getSecretManager, getServerConfigurationFactory, getServerSslParams, getThriftServerType, setSecretManager

Methods inherited from class org.apache.accumulo.core.client.impl.ClientContext

convertClientConfig, getClientSslParams, getClientTimeoutInMillis, getConfiguration, getCredentials, getInstance, rpcCreds, setCredentials

Methods inherited from class java.lang.Object

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

Field Detail

seekCount

public static final AtomicLong seekCount

Constructor Detail

TabletServer

public TabletServer(ServerConfigurationFactory confFactory,
            VolumeManager fs)

Method Detail

getMinCMetrics

public Metrics getMinCMetrics()

isMajorCompactionDisabled

public boolean isMajorCompactionDisabled()

updateTotalQueuedMutationSize

public long updateTotalQueuedMutationSize(long additionalMutationSize)

getOnlineTablet

public Tablet getOnlineTablet(KeyExtent extent)

getSession

public Session getSession(long sessionId)

executeSplit

public void executeSplit(Tablet tablet)

enqueueMasterMessage

public void enqueueMasterMessage(MasterMessage m)

addLoggersToMetadata

public void addLoggersToMetadata(List<DfsLogger> logs,
                        KeyExtent extent,
                        int id)

getLock

public ZooLock getLock()

run

public void run()

Specified by:

run in interface Runnable

verifyTabletInformation

public static Pair<org.apache.hadoop.io.Text,KeyExtent> verifyTabletInformation(AccumuloServerContext context,
                                                                KeyExtent extent,
                                                                TServerInstance instance,
                                                                SortedMap<Key,Value> tabletsKeyValues,
                                                                String clientAddress,
                                                                ZooLock lock)
                                                                         throws AccumuloSecurityException,
                                                                                DistributedStoreException,
                                                                                AccumuloException

Throws:

AccumuloSecurityException

DistributedStoreException

AccumuloException

getClientAddressString

public String getClientAddressString()

getReplicationAddressSTring

public String getReplicationAddressSTring()

getTabletSession

public TServerInstance getTabletSession()

config

public void config(String hostname)

getStats

public TabletServerStatus getStats(Map<String,MapCounter<ScanRunState>> scanCounts)

main

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

Throws:

IOException

minorCompactionFinished

public void minorCompactionFinished(CommitSession tablet,
                           String newDatafile,
                           int walogSeq)
                             throws IOException

Throws:

IOException

minorCompactionStarted

public void minorCompactionStarted(CommitSession tablet,
                          int lastUpdateSequence,
                          String newMapfileLocation)
                            throws IOException

Throws:

IOException

recover

public void recover(VolumeManager fs,
           KeyExtent extent,
           TableConfiguration tconf,
           List<LogEntry> logEntries,
           Set<String> tabletFiles,
           MutationReceiver mutationReceiver)
             throws IOException

Throws:

IOException

createLogId

public int createLogId(KeyExtent tablet)

getTableConfiguration

public TableConfiguration getTableConfiguration(KeyExtent extent)

getServerConfig

public DfsLogger.ServerResources getServerConfig()

getOnlineTablets

public Collection<Tablet> getOnlineTablets()

getFileSystem

public VolumeManager getFileSystem()

getOpeningCount

public int getOpeningCount()

getUnopenedCount

public int getUnopenedCount()

getTotalMinorCompactions

public long getTotalMinorCompactions()

getHoldTimeMillis

public double getHoldTimeMillis()

getSecurityOperation

public SecurityOperation getSecurityOperation()