hdfs集群服务(50070端口)
start-dfs.sh
yarn集群服务(8088端口)
start-yarn.sh
yarn-daemon.sh start resourcemanager // 备用ResourceManager,在slave1上启动
zookeeper服务器
zkServer.sh start
基于zookpeer服务器实现的 “高可用完全分布式集群启动顺序”:
zkServer.sh start
start-dfs.sh
start-yarn.sh
yarn-daemon.sh start resourcemanager // 备用ResourceManager,在slave1上启动