org.apache.accumulo.tserver

Class TabletServerResourceManager

java.lang.Object

org.apache.accumulo.tserver.TabletServerResourceManager

public class TabletServerResourceManager
extends Object

ResourceManager is responsible for managing the resources of all tablets within a tablet server.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	TabletServerResourceManager.AssignmentWatcher Accepts some map which is tracking active assignment task(s) (running) and monitors them to ensure that the time the assignment(s) have been running don't exceed a threshold.
class	TabletServerResourceManager.TabletResourceManager

Constructor Summary

Constructors

Constructor and Description
TabletServerResourceManager(TabletServer tserver, VolumeManager fs)

Method Summary

Methods

Modifier and Type	Method and Description
void	addAssignment(KeyExtent extent, org.slf4j.Logger log, TabletServer.AssignmentHandler assignmentHandler)
void	addMetaDataAssignment(KeyExtent extent, org.slf4j.Logger log, TabletServer.AssignmentHandler assignmentHandler)
void	addMigration(KeyExtent tablet, Runnable migrationHandler)
void	close()
TabletServerResourceManager.TabletResourceManager	createTabletResourceManager(KeyExtent extent, AccumuloConfiguration conf)
void	executeMajorCompaction(KeyExtent tablet, Runnable compactionTask)
void	executeReadAhead(KeyExtent tablet, Runnable task)
void	executeSplit(KeyExtent tablet, Runnable splitTask)
LruBlockCache	getDataCache()
LruBlockCache	getIndexCache()
protected void	holdAllCommits(boolean holdAllCommits)
long	holdTime()

Methods inherited from class java.lang.Object

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

Constructor Detail

TabletServerResourceManager

public TabletServerResourceManager(TabletServer tserver,
                           VolumeManager fs)

Method Detail

holdAllCommits

protected void holdAllCommits(boolean holdAllCommits)

holdTime

public long holdTime()

close

public void close()

createTabletResourceManager

public TabletServerResourceManager.TabletResourceManager createTabletResourceManager(KeyExtent extent,
                                                                            AccumuloConfiguration conf)

executeSplit

public void executeSplit(KeyExtent tablet,
                Runnable splitTask)

executeMajorCompaction

public void executeMajorCompaction(KeyExtent tablet,
                          Runnable compactionTask)

executeReadAhead

public void executeReadAhead(KeyExtent tablet,
                    Runnable task)

addAssignment

public void addAssignment(KeyExtent extent,
                 org.slf4j.Logger log,
                 TabletServer.AssignmentHandler assignmentHandler)

addMetaDataAssignment

public void addMetaDataAssignment(KeyExtent extent,
                         org.slf4j.Logger log,
                         TabletServer.AssignmentHandler assignmentHandler)

addMigration

public void addMigration(KeyExtent tablet,
                Runnable migrationHandler)

getIndexCache

public LruBlockCache getIndexCache()

getDataCache

public LruBlockCache getDataCache()