Github user tdas commented on a diff in the pull request:
https://github.com/apache/spark/pull/7600#discussion_r35399180
--- Diff:
streaming/src/main/scala/org/apache/spark/streaming/dstream/InputDStream.scala
---
@@ -47,6 +49,14 @@ abstract class InputDStream[T: ClassTag] (@transient
ssc_ : StreamingContext)
/** This is an unique identifier for the input stream. */
val id = ssc.getNewInputStreamId()
+ // Keep track of the freshest rate for this stream using the
rateEstimator
+ protected[streaming] val rateController: Option[RateController] =
+ RateEstimator.makeEstimator(ssc.conf).map { estimator =>
--- End diff --
And InputDStream should not have a RateController by default. So this
should be None. Its will be upto implementation of InputDStream to override and
define.
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