Package org.apache.hadoop.yarn.server.resourcemanager.webapp.dao

Class FairSchedulerQueueInfo

java.lang.Object

org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.FairSchedulerQueueInfo

Direct Known Subclasses:

FairSchedulerLeafQueueInfo

public class FairSchedulerQueueInfo
extends java.lang.Object

Constructor Summary

Constructors

Constructor	Description
FairSchedulerQueueInfo()
FairSchedulerQueueInfo(FSQueue queue, FairScheduler scheduler)

Method Summary

Modifier and Type	Method	Description
long	getAllocatedContainers()
ResourceInfo	getAMMaxResources()
ResourceInfo	getAMUsedResources()
java.util.Collection<FairSchedulerQueueInfo>	getChildQueues()
protected FairSchedulerQueueInfoList	getChildQueues(FSQueue queue, FairScheduler scheduler)
ResourceInfo	getDemandResources()
ResourceInfo	getFairShare()	Returns the fair share of this queue in megabytes.
float	getFairShareMemoryFraction()	Returns the fair share as a fraction of the entire cluster capacity.
java.lang.String	getLabel()
int	getMaxApplications()
ResourceInfo	getMaxContainerAllocation()
ResourceInfo	getMaxResources()
float	getMaxResourcesFraction()	Returns the capacity of this queue as a fraction of the entire cluster capacity.
ResourceInfo	getMinResources()
long	getPendingContainers()
java.lang.String	getQueueName()
long	getReservedContainers()
ResourceInfo	getReservedResources()
java.lang.String	getSchedulingPolicy()	Returns the name of the scheduling policy used by this queue.
ResourceInfo	getSteadyFairShare()	Returns the steady fair share of this queue in megabytes.
float	getSteadyFairShareMemoryFraction()	Returns the steady fair share as a fraction of the entire cluster capacity.
float	getUsedMemoryFraction()	Returns the memory used by this queue as a fraction of the entire cluster capacity.
ResourceInfo	getUsedResources()
boolean	isPreemptable()

Methods inherited from class java.lang.Object

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

Constructor Detail

FairSchedulerQueueInfo

public FairSchedulerQueueInfo()

FairSchedulerQueueInfo

public FairSchedulerQueueInfo(FSQueue queue,
                              FairScheduler scheduler)

Method Detail

getAllocatedContainers

public long getAllocatedContainers()

getPendingContainers

public long getPendingContainers()

getReservedContainers

public long getReservedContainers()

getChildQueues

protected FairSchedulerQueueInfoList getChildQueues(FSQueue queue,
                                                    FairScheduler scheduler)

getSteadyFairShareMemoryFraction

public float getSteadyFairShareMemoryFraction()

Returns the steady fair share as a fraction of the entire cluster capacity.

Returns:

steady fairshare memoryfraction.

getFairShareMemoryFraction

public float getFairShareMemoryFraction()

Returns the fair share as a fraction of the entire cluster capacity.

Returns:

fair share memory fraction.

getSteadyFairShare

public ResourceInfo getSteadyFairShare()

Returns the steady fair share of this queue in megabytes.

Returns:

steady fair share.

getFairShare

public ResourceInfo getFairShare()

Returns the fair share of this queue in megabytes.

Returns:

fair share.

getMinResources

public ResourceInfo getMinResources()

getMaxResources

public ResourceInfo getMaxResources()

getMaxContainerAllocation

public ResourceInfo getMaxContainerAllocation()

getReservedResources

public ResourceInfo getReservedResources()

getMaxApplications

public int getMaxApplications()

getQueueName

public java.lang.String getQueueName()

getUsedResources

public ResourceInfo getUsedResources()

getAMUsedResources

public ResourceInfo getAMUsedResources()

Returns:

the am used resource of this queue.

getAMMaxResources

public ResourceInfo getAMMaxResources()

Returns:

the am max resource of this queue.

getDemandResources

public ResourceInfo getDemandResources()

Returns:

the demand resource of this queue.

getUsedMemoryFraction

public float getUsedMemoryFraction()

Returns the memory used by this queue as a fraction of the entire cluster capacity.

Returns:

used memory fraction.

getMaxResourcesFraction

public float getMaxResourcesFraction()

Returns the capacity of this queue as a fraction of the entire cluster capacity.

Returns:

max resources fraction.

getSchedulingPolicy

public java.lang.String getSchedulingPolicy()

Returns the name of the scheduling policy used by this queue.

Returns:

SchedulingPolicy.

getLabel

public java.lang.String getLabel()

getChildQueues

public java.util.Collection<FairSchedulerQueueInfo> getChildQueues()

isPreemptable

public boolean isPreemptable()