Package org.apache.hadoop.yarn.server.scheduler

Utility classes used for Scheduling.

Class Summary

Class	Description
DistributedOpportunisticContainerAllocator	The DistributedOpportunisticContainerAllocator allocates containers on a given list of nodes, after modifying the container sizes to respect the limits set by the ResourceManager.
OpportunisticContainerAllocator	Base abstract class for Opportunistic container allocations, that provides common functions required for Opportunistic container allocation.
OpportunisticContainerAllocator.Allocation	This class encapsulates container and resourceName for an allocation.
OpportunisticContainerAllocator.AllocationParams	This class encapsulates application specific parameters used to build a Container.
OpportunisticContainerAllocator.ContainerIdGenerator	A Container Id Generator.
OpportunisticContainerAllocator.EnrichedResourceRequest	This class encapsulates Resource Request and provides requests per node and rack.
OpportunisticContainerAllocator.PartitionedResourceRequests	Class that includes two lists of ResourceRequests: one for GUARANTEED and one for OPPORTUNISTIC ResourceRequests.
OpportunisticContainerContext	This encapsulates application specific information used by the Opportunistic Container Allocator to allocate containers.
ResourceRequestSet	A set of resource requests of the same scheduler key ResourceRequestSetKey.
ResourceRequestSetKey	The scheduler key for a group of ResourceRequest.
SchedulerRequestKey	Composite key for outstanding scheduler requests for any schedulable entity.