1)首先进入/软/Hadoop/sbin目录
2)纳米开始。sh
sbin/开始。sh主要做的事情:
1) libexec/hadoop-config。sh
2) start-dfs。sh
3) start-yarn。sh
3)猫libexec/hadoop-config。sh hadoop_conf_dir=等/hadoop
4)猫sbin/start-dfs。sh
sbin/start-dfs。sh的作用:
1) libexec/hadoop-config。sh
2) sbin/hadoop-daemons。sh - config . .——主机名. .然后开始……
3) sbin/hadoop-daemons。sh - config . .——主机名. .开始datanode……
4) sbin/hadoop-daemons。sh - config . .——主机名. .开始sescondarynamenode……
5) sbin/hadoop-daemons。sh - config . .——主机名. .开始zkfc……//
5)猫sbin/start-yarn。sh
libexec/yarn-config。sh作用
sbin/yarn-daemon。sh开始resourcemanager
sbin/yarn-daemons。sh开始nodemanager
6)猫sbin/hadoop-daemons。sh
sbin/hadoop-daemons。sh的作用:
libexec/hadoop-config。sh
hadoop-daemon奴隶。sh
7)猫sbin/hadoop-daemon。sh
sbin/hadoop-daemon。sh的作用
libexec/hadoop-config。sh
bin/hdfs……
8) sbin/yarn-daemon。sh
