org.apache.hadoop.hbase.master

Class MobCompactionChore

java.lang.Object

org.apache.hadoop.hbase.ScheduledChore

org.apache.hadoop.hbase.master.MobCompactionChore

All Implemented Interfaces:

Runnable

@InterfaceAudience.Private
public class MobCompactionChore
extends ScheduledChore

The Class MobCompactChore for running compaction regularly to merge small mob files.

Field Summary

Fields

Modifier and Type	Field and Description
private static org.slf4j.Logger	LOG
private HMaster	master
private ExecutorService	pool

Constructor Summary

Constructors

Constructor and Description
MobCompactionChore(HMaster master, int period)

Method Summary

Modifier and Type	Method and Description
protected void	chore() The task to execute on each scheduled execution of the Chore
protected void	cleanup() Override to run cleanup tasks when the Chore encounters an error and must stop running

Methods inherited from class org.apache.hadoop.hbase.ScheduledChore

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

Methods inherited from class java.lang.Object

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

Field Detail

LOG

private static final org.slf4j.Logger LOG

master

private HMaster master

pool

private ExecutorService pool

Constructor Detail

MobCompactionChore

public MobCompactionChore(HMaster master,
                          int period)

Method Detail

chore

protected void chore()

Description copied from class: ScheduledChore

The task to execute on each scheduled execution of the Chore

Specified by:

chore in class ScheduledChore

cleanup

protected void cleanup()

Description copied from class: ScheduledChore

Override to run cleanup tasks when the Chore encounters an error and must stop running

Overrides:

cleanup in class ScheduledChore