MapReduce源码分析总结(R1)
参考:1 caibinbupt的源代码分析http://caibinbupt.javaeye.com/2 coderplay的avaeyehttp://coderplay.javaeye.com/blog/295097http://coderplay.javaeye.com/blog/3186023 Javen-Studio 咖啡小屋http://www.cppblog.com/javenstudio/articles/43073.html一 MapReduce概述Map/Reduce是一...
Map-Reduce的过程解析(R1)
一、客户端Map-Reduce的过程首先是由客户端提交一个任务开始的。提交任务主要是通过JobClient.runJob(JobConf)静态函数实现的:public static RunningJob runJob(JobConf job) throws IOException { //首先生成一个JobClient对象 JobClient j...