修改ssh连centos慢的问题

1. 修改配置文件

vi /etc/ssh/sshd_config

将GSSAPICleanupCredentials 的yes改为no

GSSAPIAuthentication no
GSSAPICleanupCredentials no
#GSSAPIStrictAcceptorCheck yes
#GSSAPIKeyExchange no
#GSSAPIEnablek5users no

2.重启sshd

systemctl restart sshd