Package org.apache.hadoop.yarn.server.nodemanager.api.deviceplugin

Class DeviceRuntimeSpec

java.lang.Object

org.apache.hadoop.yarn.server.nodemanager.api.deviceplugin.DeviceRuntimeSpec

All Implemented Interfaces:

Serializable

public final class DeviceRuntimeSpec
extends Object
implements Serializable

This is a spec used to prepare and run container. It's return value of onDeviceAllocated invoked by the framework. For preparation, if volumeSpecs is populated then the framework will create the volume before using the device When running container, the envs indicates environment variable needed. The containerRuntime indicates what Docker runtime to use. The volume and device mounts describes key isolation requirements

See Also:

• Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final class	DeviceRuntimeSpec.Builder	Builder for DeviceRuntimeSpec.

Method Summary

Modifier and Type	Method	Description
String	getContainerRuntime()
Set<MountDeviceSpec>	getDeviceMounts()
Map<String,String>	getEnvs()
Set<MountVolumeSpec>	getVolumeMounts()
Set<VolumeSpec>	getVolumeSpecs()

Methods inherited from class java.lang.Object

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

Method Details

getContainerRuntime

public String getContainerRuntime()

getEnvs

public Map<String,String> getEnvs()

getVolumeMounts

public Set<MountVolumeSpec> getVolumeMounts()

getDeviceMounts

public Set<MountDeviceSpec> getDeviceMounts()

getVolumeSpecs

public Set<VolumeSpec> getVolumeSpecs()