本来不打算写的了,但是真的是闲来无事,整天看美剧也没啥意思.这一章打算讲一下Spark on yarn的实现,1.0.0里面已经是一个stable的版本了,可是1.0.1也出来了,离1.0.0发布才一个月的时间,更新太快了,节奏跟不上啊,这里仍旧是讲1.0.0的代码,所以各位朋友也不要再问我讲的是哪个版本,目前为止发布的文章都是基于1.0.0的代码. 在第一章<spark-submit提交作业过程>的时候,我们讲过Spark on yarn的在cluster模式下它的main class是or
Spark 1.5.2 Spark Streaming 学习笔记和编程练习 Overview 概述 Spark Streaming is an extension of the core Spark API that enables scalable, high-throughput, fault-tolerant stream processing of live data streams. Data can be ingested from many sources like Kafka,
Spark源码编译与环境搭建 Note that you must have a version of Spark which does not include the Hive jars; Spark编译: git clone https://github.com/apache/spark.git spark_src cd spark_src export MAVEN_OPTS="-Xmx2g -XX:MaxPermSize=512M -XX:ReservedCodeCacheSize=512
Components Spark applications run as independent sets of processes on a cluster, coordinated by the SparkContext object in your main program (called the driver program).Spark应用程序作为一系列独立的进程运行在集群上,被在main程序中的SparkContext对象(驱动程序)协调. Specifically, to run