com.twitter.scalding.hraven.reducer_estimation

HRavenHistoryService

trait HRavenHistoryService extends HistoryService

Mixin for ReducerEstimators to give them the ability to query hRaven for info about past runs.

Linear Supertypes
HistoryService, AnyRef, Any
Known Subclasses
HRavenRatioBasedEstimator
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  2. HistoryService
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  1. final def !=(arg0: AnyRef): Boolean

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

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  3. final def ##(): Int

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  4. final def ==(arg0: AnyRef): Boolean

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  5. final def ==(arg0: Any): Boolean

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  6. final def asInstanceOf[T0]: T0

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  7. def clone(): AnyRef

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    protected[java.lang]
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    @throws( ... )

  8. final def eq(arg0: AnyRef): Boolean

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  9. def equals(arg0: Any): Boolean

    Definition Classes
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  10. def fetchHistory(f: FlowStep[JobConf], max: Int): Try[Seq[FlowStepHistory]]

    Definition Classes
    HRavenHistoryService → HistoryService

  11. def fetchPastJobDetails(step: FlowStep[JobConf], max: Int): Try[Seq[JobDetails]]

    Fetch info from hRaven for the last time the given JobStep ran.

    Fetch info from hRaven for the last time the given JobStep ran. Finds the last successful complete flow and selects the corresponding step from it.

    step

    FlowStep to get info for

    returns

    Details about the previous successful run.

  12. def finalize(): Unit

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    protected[java.lang]
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    @throws( classOf[java.lang.Throwable] )

  13. final def getClass(): Class[_]

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  14. def hashCode(): Int

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  15. final def isInstanceOf[T0]: Boolean

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  16. def mapperBytes(pastStep: JobDetails): Option[Long]

    Attributes
    protected

  17. final def ne(arg0: AnyRef): Boolean

    Definition Classes
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  18. final def notify(): Unit

    Definition Classes
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  19. final def notifyAll(): Unit

    Definition Classes
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  20. def reducerBytes(pastStep: JobDetails): Option[Long]

    Attributes
    protected

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

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  22. def toString(): String

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  23. final def wait(): Unit

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    @throws( ... )

  24. final def wait(arg0: Long, arg1: Int): Unit

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  25. final def wait(arg0: Long): Unit

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Inherited from HistoryService

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