org.apache.hadoop.yarn.sls.nodemanager

Class NMSimulator

java.lang.Object

org.apache.hadoop.yarn.sls.scheduler.TaskRunner.Task

org.apache.hadoop.yarn.sls.nodemanager.NMSimulator

All Implemented Interfaces:

Comparable<Delayed>, Runnable, Delayed

@InterfaceAudience.Private
 @InterfaceStability.Unstable
public class NMSimulator
extends TaskRunner.Task

Constructor Summary

Constructors

Constructor and Description
NMSimulator()

Method Summary

Modifier and Type	Method and Description
void	addNewContainer(org.apache.hadoop.yarn.api.records.Container container, long lifeTimeMS) launch a new container with the given life time
void	cleanupContainer(org.apache.hadoop.yarn.api.records.ContainerId containerId) clean up an AM container and add to completed list
void	firstStep()
org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNode	getNode()
void	init(String nodeIdStr, org.apache.hadoop.yarn.api.records.Resource nodeResource, int dispatchTime, int heartBeatInterval, org.apache.hadoop.yarn.server.resourcemanager.ResourceManager pRm, float pResourceUtilizationRatio)
void	init(String nodeIdStr, org.apache.hadoop.yarn.api.records.Resource nodeResource, int dispatchTime, int heartBeatInterval, org.apache.hadoop.yarn.server.resourcemanager.ResourceManager pRm, float pResourceUtilizationRatio, Set<org.apache.hadoop.yarn.api.records.NodeLabel> labels)
void	lastStep()
void	middleStep()

Methods inherited from class org.apache.hadoop.yarn.sls.scheduler.TaskRunner.Task

compareTo, getDelay, init, init, run, setEndTime

Methods inherited from class java.lang.Object

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

Constructor Detail

NMSimulator

public NMSimulator()

Method Detail

init

public void init(String nodeIdStr,
                 org.apache.hadoop.yarn.api.records.Resource nodeResource,
                 int dispatchTime,
                 int heartBeatInterval,
                 org.apache.hadoop.yarn.server.resourcemanager.ResourceManager pRm,
                 float pResourceUtilizationRatio,
                 Set<org.apache.hadoop.yarn.api.records.NodeLabel> labels)
          throws IOException,
                 org.apache.hadoop.yarn.exceptions.YarnException

Throws:

IOException

org.apache.hadoop.yarn.exceptions.YarnException

init

public void init(String nodeIdStr,
                 org.apache.hadoop.yarn.api.records.Resource nodeResource,
                 int dispatchTime,
                 int heartBeatInterval,
                 org.apache.hadoop.yarn.server.resourcemanager.ResourceManager pRm,
                 float pResourceUtilizationRatio)
          throws IOException,
                 org.apache.hadoop.yarn.exceptions.YarnException

Throws:

IOException

org.apache.hadoop.yarn.exceptions.YarnException

firstStep

public void firstStep()

Specified by:

firstStep in class TaskRunner.Task

middleStep

public void middleStep()
                throws Exception

Specified by:

middleStep in class TaskRunner.Task

Throws:

Exception

lastStep

public void lastStep()

Specified by:

lastStep in class TaskRunner.Task

getNode

public org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNode getNode()

addNewContainer

public void addNewContainer(org.apache.hadoop.yarn.api.records.Container container,
                            long lifeTimeMS)

launch a new container with the given life time

cleanupContainer

public void cleanupContainer(org.apache.hadoop.yarn.api.records.ContainerId containerId)

clean up an AM container and add to completed list

Parameters:

containerId - id of the container to be cleaned