Constant Field Values (Apache Hadoop MapReduce Common 3.5.0 API)
Description: summary of constants

# Constant Field Values

## Contents

- org.apache.*

## org.apache.*

- org.apache.hadoop.mapred.LocalJobRunner
  Modifier and Type
  Constant Field
  Value
  `public static final String`
  `INTERMEDIATE_DATA_ENCRYPTION_ALGO`
  `"HmacSHA1"`
  `public static final String`
  `LOCAL_MAX_MAPS`
  `"mapreduce.local.map.tasks.maximum"`
  `public static final String`
  `LOCAL_MAX_REDUCES`
  `"mapreduce.local.reduce.tasks.maximum"`

- org.apache.hadoop.mapreduce.v2.api.records.JobId
  Modifier and Type
  Constant Field
  Value
  `protected static final String`
  `JOB`
  `"job"`
  `protected static final char`
  `SEPARATOR`
  `'_'`
- org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId
  Modifier and Type
  Constant Field
  Value
  `protected static final String`
  `TASKATTEMPT`
  `"attempt"`
- org.apache.hadoop.mapreduce.v2.api.records.TaskId
  Modifier and Type
  Constant Field
  Value
  `protected static final String`
  `TASK`
  `"task"`

- org.apache.hadoop.mapreduce.v2.jobhistory.JHAdminConfig
  Modifier and Type
  Constant Field
  Value
  `public static final String`
  `DEFAULT_JHS_ADMIN_ACL`
  `"*"`
  `public static final String`
  `DEFAULT_JHS_ADMIN_ADDRESS`
  `"0.0.0.0:10033"`
  `public static final int`
  `DEFAULT_JHS_ADMIN_PORT`
  `10033`
  `public static final String`
  `DEFAULT_MR_HISTORY_ADDRESS`
  `"0.0.0.0:10020"`
  `public static final boolean`
  `DEFAULT_MR_HISTORY_ALWAYS_SCAN_USER_DIR`
  `false`
  `public static final long`
  `DEFAULT_MR_HISTORY_CLEANER_INTERVAL_MS`
  `86400000L`
  `public static final int`
  `DEFAULT_MR_HISTORY_CLIENT_THREAD_COUNT`
  `10`
  `public static final int`
  `DEFAULT_MR_HISTORY_DATESTRING_CACHE_SIZE`
  `200000`
  `public static final boolean`
  `DEFAULT_MR_HISTORY_ENABLE_CORS_FILTER`
  `false`
  `public static final short`
  `DEFAULT_MR_HISTORY_INTERMEDIATE_USER_DONE_DIR_PERMISSIONS`
  `504`
  `public static final int`
  `DEFAULT_MR_HISTORY_JOBLIST_CACHE_SIZE`
  `20000`
  `public static final int`
  `DEFAULT_MR_HISTORY_LOADED_JOB_CACHE_SIZE`
  `5`
  `public static final long`
  `DEFAULT_MR_HISTORY_MAX_AGE`
  `604800000L`
  `public static final long`
  `DEFAULT_MR_HISTORY_MAX_START_WAIT_TIME`
  `-1L`
  `public static final long`
  `DEFAULT_MR_HISTORY_MOVE_INTERVAL_MS`
  `180000L`
  `public static final int`
  `DEFAULT_MR_HISTORY_MOVE_THREAD_COUNT`
  `3`
  `public static final int`
  `DEFAULT_MR_HISTORY_PORT`
  `10020`
  `public static final String`
  `DEFAULT_MR_HISTORY_WEBAPP_ADDRESS`
  `"0.0.0.0:19888"`
  `public static final String`
  `DEFAULT_MR_HISTORY_WEBAPP_HTTPS_ADDRESS`
  `"0.0.0.0:19890"`
  `public static final int`
  `DEFAULT_MR_HISTORY_WEBAPP_HTTPS_PORT`
  `19890`
  `public static final int`
  `DEFAULT_MR_HISTORY_WEBAPP_PORT`
  `19888`
  `public static final String`
  `DEFAULT_MR_HS_JHIST_FORMAT`
  `"binary"`
  `public static final int`
  `DEFAULT_MR_HS_JOBNAME_LIMIT`
  `50`
  `public static final int`
  `DEFAULT_MR_HS_LOADED_JOBS_TASKS_MAX`
  `-1`
  `public static final boolean`
  `DEFAULT_MR_HS_RECOVERY_ENABLE`
  `false`
  `public static final String`
  `JHS_ADMIN_ACL`
  `"mapreduce.jobhistory.admin.acl"`
  `public static final String`
  `JHS_ADMIN_ADDRESS`
  `"mapreduce.jobhistory.admin.address"`
  `public static final String`
  `MR_HISTORY_ADDRESS`
  `"mapreduce.jobhistory.address"`
  `public static final String`
  `MR_HISTORY_ALWAYS_SCAN_USER_DIR`
  `"mapreduce.jobhistory.always-scan-user-dir"`
  `public static final String`
  `MR_HISTORY_BIND_HOST`
  `"mapreduce.jobhistory.bind-host"`
  `public static final String`
  `MR_HISTORY_CLEANER_ENABLE`
  `"mapreduce.jobhistory.cleaner.enable"`
  `public static final String`
  `MR_HISTORY_CLEANER_INTERVAL_MS`
  `"mapreduce.jobhistory.cleaner.interval-ms"`
  `public static final String`
  `MR_HISTORY_CLIENT_THREAD_COUNT`
  `"mapreduce.jobhistory.client.thread-count"`
  `public static final String`
  `MR_HISTORY_CSRF_CUSTOM_HEADER`
  `"mapreduce.jobhistory.webapp.rest-csrf.custom-header"`
  `public static final String`
  `MR_HISTORY_CSRF_ENABLED`
  `"mapreduce.jobhistory.webapp.rest-csrf.enabled"`
  `public static final String`
  `MR_HISTORY_CSRF_PREFIX`
  `"mapreduce.jobhistory.webapp.rest-csrf."`
  `public static final String`
  `MR_HISTORY_DATESTRING_CACHE_SIZE`
  `"mapreduce.jobhistory.datestring.cache.size"`
  `public static final String`
  `MR_HISTORY_DONE_DIR`
  `"mapreduce.jobhistory.done-dir"`
  `public static final String`
  `MR_HISTORY_ENABLE_CORS_FILTER`
  `"mapreduce.jobhistory.webapp.cross-origin.enabled"`
  `public static final String`
  `MR_HISTORY_INTERMEDIATE_DONE_DIR`
  `"mapreduce.jobhistory.intermediate-done-dir"`
  `public static final String`
  `MR_HISTORY_INTERMEDIATE_USER_DONE_DIR_PERMISSIONS`
  `"mapreduce.jobhistory.intermediate-user-done-dir.permissions"`
  `public static final String`
  `MR_HISTORY_JOBLIST_CACHE_SIZE`
  `"mapreduce.jobhistory.joblist.cache.size"`
  `public static final String`
  `MR_HISTORY_KEYTAB`
  `"mapreduce.jobhistory.keytab"`
  `public static final String`
  `MR_HISTORY_LOADED_JOB_CACHE_SIZE`
  `"mapreduce.jobhistory.loadedjobs.cache.size"`
  `public static final String`
  `MR_HISTORY_LOADED_TASKS_CACHE_SIZE`
  `"mapreduce.jobhistory.loadedtasks.cache.size"`
  `public static final String`
  `MR_HISTORY_MAX_AGE_MS`
  `"mapreduce.jobhistory.max-age-ms"`
  `public static final String`
  `MR_HISTORY_MAX_START_WAIT_TIME`
  `"mapreduce.jobhistory.maximum-start-wait-time-millis"`
  `public static final String`
  `MR_HISTORY_METHODS_TO_IGNORE`
  `"mapreduce.jobhistory.webapp.rest-csrf.methods-to-ignore"`
  `public static final String`
  `MR_HISTORY_MINICLUSTER_FIXED_PORTS`
  `"mapreduce.jobhistory.minicluster.fixed.ports"`
  `public static final String`
  `MR_HISTORY_MOVE_INTERVAL_MS`
  `"mapreduce.jobhistory.move.interval-ms"`
  `public static final String`
  `MR_HISTORY_MOVE_THREAD_COUNT`
  `"mapreduce.jobhistory.move.thread-count"`
  `public static final String`
  `MR_HISTORY_PREFIX`
  `"mapreduce.jobhistory."`
  `public static final String`
  `MR_HISTORY_PRINCIPAL`
  `"mapreduce.jobhistory.principal"`
  `public static final String`
  `MR_HISTORY_STORAGE`
  `"mapreduce.jobhistory.store.class"`
  `public static final String`
  `MR_HISTORY_WEBAPP_ADDRESS`
  `"mapreduce.jobhistory.webapp.address"`
  `public static final String`
  `MR_HISTORY_WEBAPP_HTTPS_ADDRESS`
  `"mapreduce.jobhistory.webapp.https.address"`
  `public static final String`
  `MR_HISTORY_XFS_OPTIONS`
  `"mapreduce.jobhistory.webapp.xfs-filter.xframe-options"`
  `public static final String`
  `MR_HISTORY_XFS_PREFIX`
  `"mapreduce.jobhistory.webapp.xfs-filter."`
  `public static final String`
  `MR_HS_FS_STATE_STORE_URI`
  `"mapreduce.jobhistory.recovery.store.fs.uri"`
  `public static final String`
  `MR_HS_HTTP_POLICY`
  `"mapreduce.jobhistory.http.policy"`
  `public static final String`
  `MR_HS_JHIST_FORMAT`
  `"mapreduce.jobhistory.jhist.format"`
  `public static final String`
  `MR_HS_JOBNAME_LIMIT`
  `"mapreduce.jobhistory.jobname.limit"`
  `public static final String`
  `MR_HS_LEVELDB_STATE_STORE_PATH`
  `"mapreduce.jobhistory.recovery.store.leveldb.path"`
  `public static final String`
  `MR_HS_LOADED_JOBS_TASKS_MAX`
  `"mapreduce.jobhistory.loadedjob.tasks.max"`
  `public static final String`
  `MR_HS_RECOVERY_ENABLE`
  `"mapreduce.jobhistory.recovery.enable"`
  `public static final String`
  `MR_HS_SECURITY_SERVICE_AUTHORIZATION`
  `"security.mrhs.client.protocol.acl"`
  `public static final String`
  `MR_HS_SECURITY_SERVICE_AUTHORIZATION_ADMIN_REFRESH`
  `"security.mrhs.admin.refresh.protocol.acl"`
  `public static final String`
  `MR_HS_STATE_STORE`
  `"mapreduce.jobhistory.recovery.store.class"`
  `public static final String`
  `MR_WEBAPP_SPNEGO_KEYTAB_FILE_KEY`
  `"mapreduce.jobhistory.webapp.spnego-keytab-file"`
  `public static final String`
  `MR_WEBAPP_SPNEGO_USER_NAME_KEY`
  `"mapreduce.jobhistory.webapp.spnego-principal"`
- org.apache.hadoop.mapreduce.v2.jobhistory.JobHistoryUtils
  Modifier and Type
  Constant Field
  Value
  `public static final String`
  `CONF_FILE_NAME_SUFFIX`
  `"_conf.xml"`
  `public static final String`
  `JOB_HISTORY_FILE_EXTENSION`
  `".jhist"`
  `public static final int`
  `SERIAL_NUMBER_DIRECTORY_DIGITS`
  `6`
  `public static final String`
  `SUMMARY_FILE_NAME_SUFFIX`
  `".summary"`
  `public static final String`
  `TIMESTAMP_DIR_REGEX`
  `"\\d{4}\\/\\d{2}\\/\\d{2}"`
  `public static final int`
  `VERSION`
  `4`