1. WordCount在Hadoop分布式集群中的实现
运行环境:CentOS-7.6-Minimal * 3 由Vmware平台搭建三台主机对应IP地址:192.168.239.100 hadoop100 192.168.239.101 hadoop101 192.168.239.102 hadoop102环境:hadoop-2.7.7 + JDK-8-251.