存在的问题
- the 9000 port of 10.22.17.132 is not addressable for other servers.
- 50070 is not addressable too
解决办法
firewall-cmd --get-active-zones
firewall-cmd --zone=public --add-port=50070/tcp --permanent
firewall-cmd --zone=public --add-port=9000/tcp --permanent
firewall-cmd --reload
setenforce 0
vim /etc/selinux/config
# --> SELINUX=disabled
