Package org.apache.druid.server.coordinator.loading

Interface Summary

Interface	Description
LoadPeonCallback
LoadQueuePeon	Deprecated

Class Summary

Class	Description
CuratorLoadQueuePeon	Deprecated
HttpLoadQueuePeon
LoadQueueTaskMaster	Provides LoadQueuePeons
ReplicationThrottler	The ReplicationThrottler is used to throttle the number of segment replicas that are assigned to a load queue in a single run.
RoundRobinServerSelector	Provides iterators over historicals for a given tier that can load a specified segment.
SegmentHolder	Represents a segment queued for a load or drop operation in a LoadQueuePeon.
SegmentLoadingConfig	Contains recomputed configs from CoordinatorDynamicConfig based on whether CoordinatorDynamicConfig.isSmartSegmentLoading() is enabled or not.
SegmentLoadQueueManager	Manager for addition/removal of segments to server load queues and the corresponding success/failure callbacks.
SegmentReplicaCount	Counts the number of replicas of a segment in different states (loading, loaded, etc) in a tier or the whole cluster.
SegmentReplicaCountMap	Contains a mapping from tier to SegmentReplicaCounts.
SegmentReplicationStatus	An immutable object that contains information about the under-replicated or unavailable status of all used segments.
SegmentStatusInTier	Maintains a map containing the state of a segment on all servers of a tier.
StrategicSegmentAssigner	Used by the coordinator in each run for segment loading, dropping, balancing and broadcasting.

Enum Summary

Enum	Description
SegmentAction	Represents actions that can be performed on a server for a single segment.