Package org.apache.hadoop.yarn.server.timelineservice.storage

@Private @Unstable package org.apache.hadoop.yarn.server.timelineservice.storage

Package org.apache.hadoop.yarn.server.timelineservice.storage contains classes which define and implement reading and writing to backend storage.

Related Packages

Package	Description
org.apache.hadoop.yarn.server.timelineservice	Package org.apache.hadoop.server.timelineservice contains classes to be used across timeline reader and collector.
org.apache.hadoop.yarn.server.timelineservice.storage.common
org.apache.hadoop.yarn.server.timelineservice.collector	Package org.apache.hadoop.yarn.server.timelineservice.collector contains classes which can be used across collector.
org.apache.hadoop.yarn.server.timelineservice.metrics	Package org.apache.hadoop.server.timelineservice contains classes to be used across timeline reader and collector.
org.apache.hadoop.yarn.server.timelineservice.reader	Package org.apache.hadoop.yarn.server.timelineservice.reader contains classes which can be used across reader.
org.apache.hadoop.yarn.server.timelineservice.security	Package org.apache.hadoop.server.timelineservice.security contains classes to be used to generate delegation tokens for ATSv2.

Class	Description
NoOpTimelineReaderImpl	Stub based implementation for TimelineReader.
NoOpTimelineWriterImpl	Stub based implementation for TimelineWriter.
OfflineAggregationWriter	YARN timeline service v2 offline aggregation storage interface.
SchemaCreator	This interface is for creating Timeline Schema.
TimelineAggregationTrack	specifies the tracks along which an entity info is to be aggregated on.
TimelineReader	ATSv2 reader interface.
TimelineReader.Field	Possible fields to retrieve for TimelineReader.getEntities(org.apache.hadoop.yarn.server.timelineservice.reader.TimelineReaderContext, org.apache.hadoop.yarn.server.timelineservice.reader.TimelineEntityFilters, org.apache.hadoop.yarn.server.timelineservice.reader.TimelineDataToRetrieve) and TimelineReader.getEntity(org.apache.hadoop.yarn.server.timelineservice.reader.TimelineReaderContext, org.apache.hadoop.yarn.server.timelineservice.reader.TimelineDataToRetrieve).
TimelineSchemaCreator	This creates the timeline schema for storing application timeline information.
TimelineStorageMonitor	This abstract class is for monitoring Health of Timeline Storage.
TimelineStorageMonitor.Storage	Different Storages supported by ATSV2.
TimelineWriter	This interface is for storing application timeline information.