Package org.apache.hadoop.yarn.server.applicationhistoryservice
package org.apache.hadoop.yarn.server.applicationhistoryservice
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ClassDescriptionHistory server that keeps track of all types of history in the cluster.This class is the abstract of the storage of the application history data.It is the interface of writing the application history, exposing the methods of writing
ApplicationStartData,ApplicationFinishDataApplicationAttemptStartData,ApplicationAttemptFinishData,ContainerStartDataandContainerFinishData.File system implementation ofApplicationHistoryStore.In-memory implementation ofApplicationHistoryStore.Dummy implementation ofApplicationHistoryStore.