alluxio.client.file.cache.evictor

Class CacheEvictorOptions

java.lang.Object

alluxio.client.file.cache.evictor.CacheEvictorOptions

public class CacheEvictorOptions
extends java.lang.Object

Options for initiating cache evictor.

Constructor Summary

Constructors

Constructor and Description
CacheEvictorOptions()

Method Summary

Modifier and Type	Method and Description
java.lang.Class<? extends CacheEvictor>	getEvictorClass()
double	getLFULogBase()
boolean	isNondeterministic()
CacheEvictorOptions	setEvictorClass(java.lang.Class<? extends CacheEvictor> evictorClass)
CacheEvictorOptions	setIsNondeterministic(boolean isNondeterministic)
CacheEvictorOptions	setLFULogBase(double logBase)

Methods inherited from class java.lang.Object

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

Constructor Detail

CacheEvictorOptions

public CacheEvictorOptions()

Method Detail

isNondeterministic

public boolean isNondeterministic()

Returns:

if true, the evictor picks uniformly from the worst k elements

getEvictorClass

public java.lang.Class<? extends CacheEvictor> getEvictorClass()

Returns:

The strategy that client uses to evict local cached pages

getLFULogBase

public double getLFULogBase()

Returns:

The log base for LFU evictor bucket index

setIsNondeterministic

public CacheEvictorOptions setIsNondeterministic(boolean isNondeterministic)

Parameters:

isNondeterministic -

Returns:

CacheEvictorOptions

setEvictorClass

public CacheEvictorOptions setEvictorClass(java.lang.Class<? extends CacheEvictor> evictorClass)

Parameters:

evictorClass -

Returns:

CacheEvictorOptions

setLFULogBase

public CacheEvictorOptions setLFULogBase(double logBase)

Parameters:

logBase -

Returns:

CacheEvictorOptions