Github user tdas commented on a diff in the pull request:
https://github.com/apache/spark/pull/7600#discussion_r35644428
--- Diff:
streaming/src/test/scala/org/apache/spark/streaming/CheckpointSuite.scala ---
@@ -391,6 +393,32 @@ class CheckpointSuite extends TestSuiteBase {
testCheckpointedOperation(input, operation, output, 7)
}
+ test("recovery maintains rate controller") {
+ ssc = new StreamingContext(conf, batchDuration)
+ ssc.checkpoint(checkpointDir)
+
+ val dstream = new RateLimitInputDStream(ssc) {
+ override val rateController =
+ Some(new ReceiverRateController(id, new ConstantEstimator(200.0)))
+ }
+ SingletonDummyReceiver.reset()
+
+ val output = new
TestOutputStreamWithPartitions(dstream.checkpoint(batchDuration * 2))
+ output.register()
+ runStreams(ssc, 5, 5)
+
+ SingletonDummyReceiver.reset()
+ ssc = new StreamingContext(checkpointDir)
+ ssc.start()
+ val outputNew = advanceTimeWithRealDelay(ssc, 2)
--- End diff --
Why real delay? Why not just use eventually?
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