org.apache.hadoop.hbase.regionserver

类 CompactedHFilesDischarger

java.lang.Object

org.apache.hadoop.hbase.ScheduledChore

org.apache.hadoop.hbase.regionserver.CompactedHFilesDischarger

所有已实现的接口:

Runnable

@InterfaceAudience.Private
public class CompactedHFilesDischarger
extends ScheduledChore

A chore service that periodically cleans up the compacted files when there are no active readers using those compacted files and also helps in clearing the block cache of these compacted file entries.

构造器概要

构造器

构造器和说明
CompactedHFilesDischarger(int period, Stoppable stopper, RegionServerServices regionServerServices)
CompactedHFilesDischarger(int period, Stoppable stopper, RegionServerServices regionServerServices, boolean useExecutor)

方法概要

限定符和类型	方法和说明
void	chore()

从类继承的方法 org.apache.hadoop.hbase.ScheduledChore

cancel, cancel, choreForTesting, cleanup, getInitialDelay, getName, getPeriod, getStopper, getTimeUnit, initialChore, isInitialChoreComplete, isScheduled, run, toString, triggerNow

从类继承的方法 java.lang.Object

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

构造器详细资料

CompactedHFilesDischarger

public CompactedHFilesDischarger(int period,
                                 Stoppable stopper,
                                 RegionServerServices regionServerServices)

参数:

period - the period of time to sleep between each run

stopper - the stopper

regionServerServices - the region server that starts this chore

CompactedHFilesDischarger

public CompactedHFilesDischarger(int period,
                                 Stoppable stopper,
                                 RegionServerServices regionServerServices,
                                 boolean useExecutor)

参数:

period - the period of time to sleep between each run

stopper - the stopper

regionServerServices - the region server that starts this chore

useExecutor - true if to use the region server's executor service, false otherwise

方法详细资料

chore

public void chore()

指定者:

chore 在类中 ScheduledChore