1、链接速度慢
开始连接到 root@node 5.3 Last login: Mon Apr 13 09:47:24 2020 from 192.168.56.33 Welcome to Alibaba Cloud Elastic Compute Service ! [root@node ~]#
2、优化
[root@node ~]# sed -i.bak 's@#UseDNS yes@UseDNS no@g;s@^GSSAPIAuthentication yes@GSSAPIAuthentication no@g' /etc/ssh/sshd_config [root@node ~]# /etc/init.d/sshd reload
3、验证登录
开始连接到 root@node 0.2 Last login: Mon Apr 13 09:49:33 2020 from 192.168.56.33 Welcome to Alibaba Cloud Elastic Compute Service ! [root@node ~]#