Package org.apache.nemo.common.ir.executionproperty

Class ResourceSpecification

java.lang.Object

org.apache.nemo.common.ir.executionproperty.ResourceSpecification

public final class ResourceSpecification
extends java.lang.Object

Represents the specifications of a resource.

Constructor Summary

Constructors

Constructor	Description
ResourceSpecification(java.lang.String containerType, int capacity, int memory)
ResourceSpecification(java.lang.String containerType, int capacity, int memory, java.util.OptionalDouble maxOffheapRatio, java.util.OptionalInt poisonSec)

Method Summary

Modifier and Type	Method	Description
int	getCapacity()
java.lang.String	getContainerType()
java.util.OptionalDouble	getMaxOffheapRatio()
int	getMemory()
java.util.OptionalInt	getPoisonSec()
java.lang.String	getResourceSpecId()

Methods inherited from class java.lang.Object

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

Constructor Detail

ResourceSpecification

public ResourceSpecification(java.lang.String containerType,
                             int capacity,
                             int memory)

ResourceSpecification

public ResourceSpecification(java.lang.String containerType,
                             int capacity,
                             int memory,
                             java.util.OptionalDouble maxOffheapRatio,
                             java.util.OptionalInt poisonSec)

Method Detail

getContainerType

public java.lang.String getContainerType()

Returns:

The type of the container.

getCapacity

public int getCapacity()

Returns:

The number of Tasks that can be run in this container.

getMemory

public int getMemory()

Returns:

Allocated memory for the container, in megabytes.

getMaxOffheapRatio

public java.util.OptionalDouble getMaxOffheapRatio()

getResourceSpecId

public java.lang.String getResourceSpecId()

getPoisonSec

public java.util.OptionalInt getPoisonSec()

Returns:

-1 if this resource is not poisoned. (for all other normal cases) >= 0 the expected time to failure by poison. (for fault-handling tests)