org.apache.hadoop.mapreduce.server.tasktracker

Interface TTConfig

All Superinterfaces:

MRConfig

@InterfaceAudience.Private
 @InterfaceStability.Evolving
public interface TTConfig
extends MRConfig

Place holder for TaskTracker server-level configuration. The keys should have "mapreduce.tasktracker." as the prefix

Field Summary

Fields

Modifier and Type	Field and Description
static String	TT_CONTENTION_TRACKING
static String	TT_DISTRIBUTED_CACHE_CHECK_PERIOD
static String	TT_DNS_INTERFACE
static String	TT_DNS_NAMESERVER
static String	TT_GROUP
static String	TT_HEALTH_CHECKER_INTERVAL
static String	TT_HEALTH_CHECKER_SCRIPT_ARGS
static String	TT_HEALTH_CHECKER_SCRIPT_PATH
static String	TT_HEALTH_CHECKER_SCRIPT_TIMEOUT
static String	TT_HOST_NAME
static String	TT_HTTP_ADDRESS
static String	TT_HTTP_THREADS
static String	TT_INDEX_CACHE
static String	TT_INSTRUMENTATION
static String	TT_KEYTAB_FILE
static String	TT_LOCAL_CACHE_KEEP_AROUND_PCT Percentage of the local distributed cache that should be kept in between garbage collection.
static String	TT_LOCAL_CACHE_SIZE
static String	TT_LOCAL_CACHE_SUBDIRS_LIMIT
static String	TT_LOCAL_DIR_MINSPACE_KILL
static String	TT_LOCAL_DIR_MINSPACE_START
static String	TT_MAP_SLOTS
static String	TT_MAX_TASK_COMPLETION_EVENTS_TO_POLL
static String	TT_MEMORY_CALCULATOR_PLUGIN Deprecated. Use TT_RESOURCE_CALCULATOR_PLUGIN instead
static String	TT_MEMORY_MANAGER_MONITORING_INTERVAL
static String	TT_OUTOFBAND_HEARBEAT
static String	TT_REDUCE_SLOTS
static String	TT_REPORT_ADDRESS
static String	TT_RESERVED_PHYSCIALMEMORY_MB
static String	TT_RESOURCE_CALCULATOR_PLUGIN
static String	TT_SLEEP_TIME_BEFORE_SIG_KILL
static String	TT_STATIC_RESOLUTIONS
static String	TT_TASK_CONTROLLER
static String	TT_USER_NAME
static String	TT_USERLOGCLEANUP_SLEEPTIME

Fields inherited from interface org.apache.hadoop.mapreduce.MRConfig

CLASSIC_FRAMEWORK_NAME, DEFAULT_MAPRED_IFILE_READAHEAD, DEFAULT_MAPRED_IFILE_READAHEAD_BYTES, DEFAULT_MAPREDUCE_APP_SUBMISSION_CROSS_PLATFORM, DEFAULT_MAPREDUCE_MINICLUSTER_CONTROL_RESOURCE_MONITORING, DELEGATION_KEY_UPDATE_INTERVAL_DEFAULT, DELEGATION_KEY_UPDATE_INTERVAL_KEY, DELEGATION_TOKEN_MAX_LIFETIME_DEFAULT, DELEGATION_TOKEN_MAX_LIFETIME_KEY, DELEGATION_TOKEN_RENEW_INTERVAL_DEFAULT, DELEGATION_TOKEN_RENEW_INTERVAL_KEY, FRAMEWORK_NAME, LOCAL_DIR, LOCAL_FRAMEWORK_NAME, MAPMEMORY_MB, MAPRED_IFILE_READAHEAD, MAPRED_IFILE_READAHEAD_BYTES, MAPREDUCE_APP_SUBMISSION_CROSS_PLATFORM, MAPREDUCE_MINICLUSTER_CONTROL_RESOURCE_MONITORING, MASTER_ADDRESS, MASTER_USER_NAME, MAX_BLOCK_LOCATIONS_DEFAULT, MAX_BLOCK_LOCATIONS_KEY, MR_ACLS_ENABLED, MR_ADMINS, MR_SUPERGROUP, PROGRESS_STATUS_LEN_LIMIT_DEFAULT, PROGRESS_STATUS_LEN_LIMIT_KEY, REDUCEMEMORY_MB, RESOURCE_CALCULATOR_PROCESS_TREE, SHUFFLE_CONSUMER_PLUGIN, SHUFFLE_SSL_ENABLED_DEFAULT, SHUFFLE_SSL_ENABLED_KEY, STATIC_RESOLUTIONS, TASK_LOCAL_OUTPUT_CLASS, TEMP_DIR, YARN_FRAMEWORK_NAME

Field Detail

TT_HEALTH_CHECKER_INTERVAL

static final String TT_HEALTH_CHECKER_INTERVAL

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Constant Field Values

TT_HEALTH_CHECKER_SCRIPT_ARGS

static final String TT_HEALTH_CHECKER_SCRIPT_ARGS

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TT_HEALTH_CHECKER_SCRIPT_PATH

static final String TT_HEALTH_CHECKER_SCRIPT_PATH

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TT_HEALTH_CHECKER_SCRIPT_TIMEOUT

static final String TT_HEALTH_CHECKER_SCRIPT_TIMEOUT

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TT_LOCAL_DIR_MINSPACE_KILL

static final String TT_LOCAL_DIR_MINSPACE_KILL

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TT_LOCAL_DIR_MINSPACE_START

static final String TT_LOCAL_DIR_MINSPACE_START

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TT_HTTP_ADDRESS

static final String TT_HTTP_ADDRESS

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TT_REPORT_ADDRESS

static final String TT_REPORT_ADDRESS

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TT_TASK_CONTROLLER

static final String TT_TASK_CONTROLLER

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TT_CONTENTION_TRACKING

static final String TT_CONTENTION_TRACKING

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TT_STATIC_RESOLUTIONS

static final String TT_STATIC_RESOLUTIONS

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TT_HTTP_THREADS

static final String TT_HTTP_THREADS

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TT_HOST_NAME

static final String TT_HOST_NAME

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TT_SLEEP_TIME_BEFORE_SIG_KILL

static final String TT_SLEEP_TIME_BEFORE_SIG_KILL

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TT_DNS_INTERFACE

static final String TT_DNS_INTERFACE

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TT_DNS_NAMESERVER

static final String TT_DNS_NAMESERVER

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TT_MAX_TASK_COMPLETION_EVENTS_TO_POLL

static final String TT_MAX_TASK_COMPLETION_EVENTS_TO_POLL

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TT_INDEX_CACHE

static final String TT_INDEX_CACHE

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TT_INSTRUMENTATION

static final String TT_INSTRUMENTATION

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TT_MAP_SLOTS

static final String TT_MAP_SLOTS

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TT_MEMORY_CALCULATOR_PLUGIN

@Deprecated
static final String TT_MEMORY_CALCULATOR_PLUGIN

Deprecated. Use TT_RESOURCE_CALCULATOR_PLUGIN instead

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Constant Field Values

TT_RESOURCE_CALCULATOR_PLUGIN

static final String TT_RESOURCE_CALCULATOR_PLUGIN

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TT_REDUCE_SLOTS

static final String TT_REDUCE_SLOTS

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TT_MEMORY_MANAGER_MONITORING_INTERVAL

static final String TT_MEMORY_MANAGER_MONITORING_INTERVAL

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TT_LOCAL_CACHE_SIZE

static final String TT_LOCAL_CACHE_SIZE

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TT_LOCAL_CACHE_SUBDIRS_LIMIT

static final String TT_LOCAL_CACHE_SUBDIRS_LIMIT

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TT_OUTOFBAND_HEARBEAT

static final String TT_OUTOFBAND_HEARBEAT

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TT_RESERVED_PHYSCIALMEMORY_MB

static final String TT_RESERVED_PHYSCIALMEMORY_MB

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TT_USER_NAME

static final String TT_USER_NAME

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TT_KEYTAB_FILE

static final String TT_KEYTAB_FILE

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TT_GROUP

static final String TT_GROUP

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TT_USERLOGCLEANUP_SLEEPTIME

static final String TT_USERLOGCLEANUP_SLEEPTIME

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TT_DISTRIBUTED_CACHE_CHECK_PERIOD

static final String TT_DISTRIBUTED_CACHE_CHECK_PERIOD

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Constant Field Values

TT_LOCAL_CACHE_KEEP_AROUND_PCT

static final String TT_LOCAL_CACHE_KEEP_AROUND_PCT

Percentage of the local distributed cache that should be kept in between garbage collection.

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Constant Field Values