org.apache.hadoop.hbase.regionserver

Class NoOpHeapMemoryTuner

java.lang.Object

org.apache.hadoop.hbase.regionserver.NoOpHeapMemoryTuner

All Implemented Interfaces:

org.apache.hadoop.conf.Configurable, HeapMemoryTuner

@InterfaceAudience.Private
public class NoOpHeapMemoryTuner
extends Object
implements HeapMemoryTuner

An implementation of HeapMemoryTuner which is not doing any tuning activity but just allows to continue with old style fixed proportions.

Field Summary

Fields

Modifier and Type	Field and Description
private static HeapMemoryManager.TunerResult	NO_OP_TUNER_RESULT

Constructor Summary

Constructors

Constructor and Description
NoOpHeapMemoryTuner()

Method Summary

Modifier and Type	Method and Description
org.apache.hadoop.conf.Configuration	getConf()
void	setConf(org.apache.hadoop.conf.Configuration conf)
HeapMemoryManager.TunerResult	tune(HeapMemoryManager.TunerContext context) Perform the heap memory tuning operation.

Methods inherited from class java.lang.Object

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

Field Detail

NO_OP_TUNER_RESULT

private static final HeapMemoryManager.TunerResult NO_OP_TUNER_RESULT

Constructor Detail

NoOpHeapMemoryTuner

public NoOpHeapMemoryTuner()

Method Detail

getConf

public org.apache.hadoop.conf.Configuration getConf()

Specified by:

getConf in interface org.apache.hadoop.conf.Configurable

setConf

public void setConf(org.apache.hadoop.conf.Configuration conf)

Specified by:

setConf in interface org.apache.hadoop.conf.Configurable

tune

public HeapMemoryManager.TunerResult tune(HeapMemoryManager.TunerContext context)

Description copied from interface: HeapMemoryTuner

Perform the heap memory tuning operation.

Specified by:

tune in interface HeapMemoryTuner

Returns:

TunerResult including the heap percentage for memstore and block cache