3:spark设计与运行原理
作者:互联网
1.请用图文阐述Spark生态系统的组成及各组件的功能
2.请详细阐述Spark的几个主要概念及相互关系:
Master, Worker; RDD,DAG; Application, job,stage,task; driver,executor,Claster Manager
DAGScheduler, TaskScheduler.
Master, Worker:
RDD,DAG:
Application, job,stage,task:
driver,executor,Cluster Manager:
DAGScheduler, TaskScheduler:
3.在PySparkShell尝试以下代码,观察执行结果,理解sc,RDD,DAG。请画出相应的RDD转换关系图。
标签:DAG,RDD,Worker,Application,DAGScheduler,Master,原理,spark,运行 来源: https://www.cnblogs.com/lzx000726/p/16333255.html