org.apache.twill.api

Interface ResourceSpecification

public interface ResourceSpecification

This interface provides specifications for resource requirements including set and get methods for number of cores, amount of memory, and number of instances.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	ResourceSpecification.Builder Builder for creating ResourceSpecification.
static class	ResourceSpecification.SizeUnit Unit for specifying memory size.

Field Summary

Fields

Modifier and Type	Field and Description
static ResourceSpecification	BASIC

Method Summary

Modifier and Type	Method and Description
int	getCores() Deprecated.
int	getDownlink() Returns the downlink bandwidth in Mbps.
int	getInstances() Returns number of execution instances.
int	getMemorySize() Returns the memory size in MB.
int	getUplink() Returns the uplink bandwidth in Mbps.
int	getVirtualCores() Returns the number of virtual CPU cores.

Field Detail

BASIC

static final ResourceSpecification BASIC

Method Detail

getCores

@Deprecated
int getCores()

Deprecated.

Returns the number of virtual CPU cores. DEPRECATED, use getVirtualCores instead.

Returns:

Number of virtual CPU cores.

getVirtualCores

int getVirtualCores()

Returns the number of virtual CPU cores.

Returns:

Number of virtual CPU cores.

getMemorySize

int getMemorySize()

Returns the memory size in MB.

Returns:

Memory size

getUplink

int getUplink()

Returns the uplink bandwidth in Mbps.

Returns:

Uplink bandwidth or -1 representing unlimited bandwidth.

getDownlink

int getDownlink()

Returns the downlink bandwidth in Mbps.

Returns:

Downlink bandwidth or -1 representing unlimited bandwidth.

getInstances

int getInstances()

Returns number of execution instances.

Returns:

Number of execution instances.