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object LongAccumulatorSource

:: Experimental :: Metrics source specifically for LongAccumulators. Accumulators are only valid on the driver side, so these metrics are reported only by the driver. Register LongAccumulators using: LongAccumulatorSource.register(sc, {"name" -> longAccumulator})

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@Experimental()
Source
AccumulatorSource.scala
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  13. final def notifyAll(): Unit
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  14. def register(sc: SparkContext, accumulators: Map[String, LongAccumulator]): Unit
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  16. def toString(): String
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  17. final def wait(arg0: Long, arg1: Int): Unit
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