我也碰到类似的问题，请问是如何解决的？
我的是安装途中因为超时报错了，
然后重新执行./kk create cluster -f config.yaml 报如下错误。
17:28:22 CST [GreetingsModule] Greetings
17:28:22 CST failed: [mks-master01]
error: Pipeline[CreateClusterPipeline] execute failed: Module[GreetingsModule] exec failed:
failed: [mks-master01] failed to connect to 192.168.0.172: could not establish connection to 192.168.0.172:22: dial tcp 192.168.0.172:22: connect: connection refused
[root@mks-master01 ~]#
