spark-core 第24页

2014-08-10admin阅读(1615)赞(0)

ActiveJob A job (aka action job or active job) is a top-level work item (computation) submitted to DAGScheduler to ...

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DAGScheduler — Stage-Oriented Scheduler

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SparkEnv — Spark Runtime Environment

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MemoryManager Configuration Properties The page describes the memory-related configuration properties of Apache Sp ...

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StaticMemoryManager — Legacy Memory Manager

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UnifiedMemoryManager — Spark’s Memory Manager

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MemoryManager — Memory Management System

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SerializerManager Caution FIXME When SparkEnv is created (either for the driver or executors), it instan ...

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AccumulatorContext AccumulatorContext is a private[spark] internal object used to track accumulators by Spark itse ...

2014-08-01admin阅读(1684)赞(0)

Accumulators Accumulators are variables that are "added" to through an associative and commutative "add" operation ...