Uses of Interface
org.apache.hadoop.yarn.server.resourcemanager.monitor.capacity.CapacitySchedulerPreemptionContext

Packages that use CapacitySchedulerPreemptionContext

Package	Description
org.apache.hadoop.yarn.server.resourcemanager.monitor.capacity

Uses of CapacitySchedulerPreemptionContext in org.apache.hadoop.yarn.server.resourcemanager.monitor.capacity

Classes in org.apache.hadoop.yarn.server.resourcemanager.monitor.capacity that implement CapacitySchedulerPreemptionContext

Modifier and Type	Class	Description
class	ProportionalCapacityPreemptionPolicy	This class implement a SchedulingEditPolicy that is designed to be paired with the CapacityScheduler.

Fields in org.apache.hadoop.yarn.server.resourcemanager.monitor.capacity declared as CapacitySchedulerPreemptionContext

Modifier and Type	Field	Description
protected final CapacitySchedulerPreemptionContext	AbstractPreemptableResourceCalculator.context
protected final CapacitySchedulerPreemptionContext	FifoIntraQueuePreemptionPlugin.context
protected CapacitySchedulerPreemptionContext	PreemptionCandidatesSelector.preemptionContext

Methods in org.apache.hadoop.yarn.server.resourcemanager.monitor.capacity with parameters of type CapacitySchedulerPreemptionContext

Modifier and Type	Method	Description
static void	CapacitySchedulerPreemptionUtils.deductPreemptableResourcesBasedSelectedCandidates(CapacitySchedulerPreemptionContext context, Map<org.apache.hadoop.yarn.api.records.ApplicationAttemptId,Set<RMContainer>> selectedCandidates)
static Map<String,org.apache.hadoop.yarn.api.records.Resource>	CapacitySchedulerPreemptionUtils.getResToObtainByPartitionForLeafQueue(CapacitySchedulerPreemptionContext context, String queueName, org.apache.hadoop.yarn.api.records.Resource clusterResource)
static boolean	CapacitySchedulerPreemptionUtils.tryPreemptContainerAndDeductResToObtain(org.apache.hadoop.yarn.util.resource.ResourceCalculator rc, CapacitySchedulerPreemptionContext context, Map<String,org.apache.hadoop.yarn.api.records.Resource> resourceToObtainByPartitions, RMContainer rmContainer, org.apache.hadoop.yarn.api.records.Resource clusterResource, Map<org.apache.hadoop.yarn.api.records.ApplicationAttemptId,Set<RMContainer>> preemptMap, Map<org.apache.hadoop.yarn.api.records.ApplicationAttemptId,Set<RMContainer>> curCandidates, org.apache.hadoop.yarn.api.records.Resource totalPreemptionAllowed, boolean conservativeDRF)	Invoke this method to preempt container based on resToObtain.

Constructors in org.apache.hadoop.yarn.server.resourcemanager.monitor.capacity with parameters of type CapacitySchedulerPreemptionContext

Modifier	Constructor	Description
	AbstractPreemptableResourceCalculator(CapacitySchedulerPreemptionContext preemptionContext, boolean isReservedPreemptionCandidatesSelector, boolean allowQueuesBalanceAfterAllQueuesSatisfied)	PreemptableResourceCalculator constructor.
	FifoIntraQueuePreemptionPlugin(org.apache.hadoop.yarn.util.resource.ResourceCalculator rc, CapacitySchedulerPreemptionContext preemptionContext)
	PreemptableResourceCalculator(CapacitySchedulerPreemptionContext preemptionContext, boolean isReservedPreemptionCandidatesSelector, boolean allowQueuesBalanceAfterAllQueuesSatisfied)	PreemptableResourceCalculator constructor.