地址：

介绍

​​http://hadoop.apache.org/docs/r1.0.4/cn/index.html​​

集群搭建

​​http://hadoop.apache.org/docs/r1.0.4/cn/cluster_setup.html​​

map Reduce

​​http://hadoop.apache.org/docs/r1.0.4/cn/mapred_tutorial.html​​