class SparkEnv extends Logging
:: DeveloperApi :: Holds all the runtime environment objects for a running Spark instance (either master or worker), including the serializer, RpcEnv, block manager, map output tracker, etc. Currently Spark code finds the SparkEnv through a global variable, so all the threads can access the same SparkEnv. It can be accessed by SparkEnv.get (e.g. after creating a SparkContext).
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- @DeveloperApi()
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- SparkEnv.scala
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Instance Constructors
- new SparkEnv(executorId: String, rpcEnv: RpcEnv, serializer: Serializer, closureSerializer: Serializer, serializerManager: SerializerManager, mapOutputTracker: MapOutputTracker, shuffleManager: ShuffleManager, broadcastManager: BroadcastManager, blockManager: BlockManager, securityManager: SecurityManager, metricsSystem: MetricsSystem, memoryManager: MemoryManager, outputCommitCoordinator: OutputCommitCoordinator, conf: SparkConf)
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final
def
asInstanceOf[T0]: T0
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- val blockManager: BlockManager
- val broadcastManager: BroadcastManager
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def
clone(): AnyRef
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- @throws( ... ) @native()
- val closureSerializer: Serializer
- val conf: SparkConf
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final
def
eq(arg0: AnyRef): Boolean
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def
equals(arg0: Any): Boolean
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- val executorId: String
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finalize(): Unit
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def
initializeLogIfNecessary(isInterpreter: Boolean, silent: Boolean): Boolean
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initializeLogIfNecessary(isInterpreter: Boolean): Unit
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log: Logger
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def
logDebug(msg: ⇒ String, throwable: Throwable): Unit
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logDebug(msg: ⇒ String): Unit
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logError(msg: ⇒ String, throwable: Throwable): Unit
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logInfo(msg: ⇒ String, throwable: Throwable): Unit
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logInfo(msg: ⇒ String): Unit
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logName: String
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logTrace(msg: ⇒ String, throwable: Throwable): Unit
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logWarning(msg: ⇒ String, throwable: Throwable): Unit
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def
logWarning(msg: ⇒ String): Unit
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- val mapOutputTracker: MapOutputTracker
- val memoryManager: MemoryManager
- val metricsSystem: MetricsSystem
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def
notify(): Unit
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final
def
notifyAll(): Unit
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- val outputCommitCoordinator: OutputCommitCoordinator
- val securityManager: SecurityManager
- val serializer: Serializer
- val serializerManager: SerializerManager
- val shuffleManager: ShuffleManager
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def
synchronized[T0](arg0: ⇒ T0): T0
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