SparkStreaming整合Kakfa后，生成DStream里，rdd数量的问题

? SparkStreaming整合Kakfa后,生成DStream里,rdd数量的问题 [高性能开发 分布式计算/Hadoop] 40 Forrestleo 12-18 14:31 11 Forrestleo 12-20 18:38 管理 ?...

本文简述如何结合 Spark Streaming 和 Kakfa 来做...简化并行:不再需要创建多个 kafka input DStream 然后...相同数量的 paritions 的 RDD,RDD 的 partition与 ...

input DStreams建立的RDDs分区数量:KafkaInputDStream将储存从Kafka中读取的每个信息到Blocks。从我的理解上,一个新的Block由 spark.streaming.blockInterval在毫秒级别...

SparkStreamingKakfaWordCount { def main(args: Array[String]) { println("...Spark Streaming创建6个Input DStream,并行读6个分区 //Spark Streaming将RDD重新...

apache.spark.streaming.kafka._ object SparkStreamingKakfaWordCount { def ...DStream,并行读2个分区 // Spark Streaming将RDD重新分区为4个RDD,进行并行处理...

apache-spark pyspark rdd mllib apache-spark-mllib...streaming application streaming data from kakfa, ...Line 1 val lines: DStream[String,Array[Byte]] ...

0.10, so there are 2 separate corresponding Spark Streaming packages ...Direct DStream Yes Yes SSL / TLS Support No Yes Offset Commit Api No Yes...

(DStream.scala:349) at org.apache.spark.streaming.dstream.DStream.createRDD...The code was working without kakfa. Have you got an idea of what's ...

org.apache.spark.rdd.kafka.KafkaRDDPartition at ...500) at org.apache.spark.streaming.DStreamGraph$...We are unable to track offsets using Kakfa ...

问题描述 最近使用spark streaming处理kafka的数据,...是spark的task直接对接kakfa topic partition,能保证...化Kafka对应的DStream得到DStream中rdd对应的offsets...