Package org.apache.hadoop.yarn.server.nodemanager.containermanager.scheduler
package org.apache.hadoop.yarn.server.nodemanager.containermanager.scheduler
Container Scheduler
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ClassDescriptionAn implementation of the
ResourceUtilizationTrackerthat equates resource utilization with the total resource allocated to the container.The ContainerScheduler manages a collection of runnable containers.Events consumed by theContainerScheduler.Event types associated withContainerSchedulerEvent.Determines how to schedule opportunistic containers at the NodeManager, i.e., whether or not to accept, queue, or reject a container run request.This interface abstracts out how a container contributes to Resource Utilization of the node.Update Event consumed by theContainerScheduler.