org.apache.hadoop.mapreduce.v2.hs (Apache Hadoop Main 3.5.0 API)
Description: declaration: package: org.apache.hadoop.mapreduce.v2.hs

# Package org.apache.hadoop.mapreduce.v2.hs

package org.apache.hadoop.mapreduce.v2.hs

- Related Packages
  Package
  Description
  org.apache.hadoop.mapreduce.v2
  org.apache.hadoop.mapreduce.v2.hs.client
  org.apache.hadoop.mapreduce.v2.hs.proto
  org.apache.hadoop.mapreduce.v2.hs.protocolPB
  org.apache.hadoop.mapreduce.v2.hs.server
  org.apache.hadoop.mapreduce.v2.security
- Class
  Description
  org.apache.hadoop.mapreduce.v2.hs.CachedHistoryStorage
  Manages an in memory cache of parsed Job History files.
  org.apache.hadoop.mapreduce.v2.hs.CompletedJob
  Loads the basic job level data upfront.
  org.apache.hadoop.mapreduce.v2.hs.CompletedTask
  org.apache.hadoop.mapreduce.v2.hs.CompletedTaskAttempt
  org.apache.hadoop.mapreduce.v2.hs.HistoryClientService
  This module is responsible for talking to the JobClient (user facing).
  org.apache.hadoop.mapreduce.v2.hs.HistoryContext
  HistoryFileManager
  This class provides a way to interact with history files in a thread safe manor.
  org.apache.hadoop.mapreduce.v2.hs.HistoryServerFileSystemStateStoreService
  org.apache.hadoop.mapreduce.v2.hs.HistoryServerLeveldbStateStoreService
  org.apache.hadoop.mapreduce.v2.hs.HistoryServerNullStateStoreService
  org.apache.hadoop.mapreduce.v2.hs.HistoryServerStateStoreService
  org.apache.hadoop.mapreduce.v2.hs.HistoryServerStateStoreService.HistoryServerState
  org.apache.hadoop.mapreduce.v2.hs.HistoryServerStateStoreServiceFactory
  HistoryStorage
  Provides an API to query jobs that have finished.
  org.apache.hadoop.mapreduce.v2.hs.HSAuditLogger
  org.apache.hadoop.mapreduce.v2.hs.HSAuditLogger.AuditConstants
  org.apache.hadoop.mapreduce.v2.hs.HSProxies
  org.apache.hadoop.mapreduce.v2.hs.JHSDelegationTokenSecretManager
  A MapReduce specific delegation token secret manager.
  org.apache.hadoop.mapreduce.v2.hs.JobHistory
  Loads and manages the Job history cache.
  org.apache.hadoop.mapreduce.v2.hs.JobHistoryServer
  `JobHistoryServer` is responsible for servicing all job history related requests from client.
  org.apache.hadoop.mapreduce.v2.hs.PartialJob
  org.apache.hadoop.mapreduce.v2.hs.UnparsedJob
  A job that has too many tasks associated with it, of which we do not parse its job history file, to prevent the Job History Server from hanging on parsing the file.