在执行gpssh-exkeys出错

Question

[gpadmin@mdw conf]$ gpssh-exkeys -f hostlist 
[STEP 1 of 5] create local ID and authorize on local host
  ... /home/gpadmin/.ssh/id_rsa file exists ... key generation skipped
[WARNING] error 32512 obtaining RSA host key(s) for local host (mdw, { "popen" : False, "remoteId" : None, "popen_cmd" : "" })
    sh: ssh-keyscan: command not found
[ERROR mdw] authentication check failed:
     sh: ssh: command not found
[ERROR] cannot establish ssh access into the local host

Answer 1

你没有安装 ssh 客户端。

yum install openssh-clients