Class

org.apache.spark.storage

DefaultTopologyMapper

Related Doc: package storage

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class DefaultTopologyMapper extends TopologyMapper with Logging

A TopologyMapper that assumes all nodes are in the same rack

Annotations
@DeveloperApi()
Source
TopologyMapper.scala
Linear Supertypes
Logging, TopologyMapper, AnyRef, Any
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  1. DefaultTopologyMapper
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Instance Constructors

  1. new DefaultTopologyMapper(conf: SparkConf)

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Value Members

  1. final def !=(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any
  2. final def ##(): Int

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    AnyRef → Any
  3. final def ==(arg0: Any): Boolean

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    AnyRef → Any
  4. final def asInstanceOf[T0]: T0

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    Any
  5. def clone(): AnyRef

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    Attributes
    protected[java.lang]
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    AnyRef
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    @throws( ... )
  6. final def eq(arg0: AnyRef): Boolean

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    AnyRef
  7. def equals(arg0: Any): Boolean

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  8. def finalize(): Unit

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    Attributes
    protected[java.lang]
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    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  9. final def getClass(): Class[_]

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    Definition Classes
    AnyRef → Any
  10. def getTopologyForHost(hostname: String): Option[String]

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    Gets the topology information given the host name

    Gets the topology information given the host name

    hostname

    Hostname

    returns

    topology information for the given hostname. One can use a 'topology delimiter' to make this topology information nested. For example : ‘/myrack/myhost’, where ‘/’ is the topology delimiter, ‘myrack’ is the topology identifier, and ‘myhost’ is the individual host. This function only returns the topology information without the hostname. This information can be used when choosing executors for block replication to discern executors from a different rack than a candidate executor, for example. An implementation can choose to use empty strings or None in case topology info is not available. This would imply that all such executors belong to the same rack.

    Definition Classes
    DefaultTopologyMapperTopologyMapper
  11. def hashCode(): Int

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    Definition Classes
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  12. def initializeLogIfNecessary(isInterpreter: Boolean, silent: Boolean = false): Boolean

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    Attributes
    protected
    Definition Classes
    Logging
  13. def initializeLogIfNecessary(isInterpreter: Boolean): Unit

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    protected
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    Logging
  14. final def isInstanceOf[T0]: Boolean

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    Any
  15. def isTraceEnabled(): Boolean

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    protected
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    Logging
  16. def log: Logger

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    protected
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    Logging
  17. def logDebug(msg: ⇒ String, throwable: Throwable): Unit

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    protected
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    Logging
  18. def logDebug(msg: ⇒ String): Unit

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    protected
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    Logging
  19. def logError(msg: ⇒ String, throwable: Throwable): Unit

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    protected
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    Logging
  20. def logError(msg: ⇒ String): Unit

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    protected
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    Logging
  21. def logInfo(msg: ⇒ String, throwable: Throwable): Unit

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    protected
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    Logging
  22. def logInfo(msg: ⇒ String): Unit

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    Logging
  23. def logName: String

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    protected
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    Logging
  24. def logTrace(msg: ⇒ String, throwable: Throwable): Unit

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    protected
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    Logging
  25. def logTrace(msg: ⇒ String): Unit

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    protected
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    Logging
  26. def logWarning(msg: ⇒ String, throwable: Throwable): Unit

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    protected
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    Logging
  27. def logWarning(msg: ⇒ String): Unit

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    protected
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    Logging
  28. final def ne(arg0: AnyRef): Boolean

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    Definition Classes
    AnyRef
  29. final def notify(): Unit

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    Definition Classes
    AnyRef
  30. final def notifyAll(): Unit

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    AnyRef
  31. final def synchronized[T0](arg0: ⇒ T0): T0

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  32. def toString(): String

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  33. final def wait(): Unit

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    @throws( ... )
  34. final def wait(arg0: Long, arg1: Int): Unit

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    @throws( ... )
  35. final def wait(arg0: Long): Unit

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Inherited from Logging

Inherited from TopologyMapper

Inherited from AnyRef

Inherited from Any

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