安装sshpass

yum install sshpass -y

host.txt

ip,root密码 一下示例

111.111.111.111,admin@1234

free -h 这里引号内写命令

for ip in cat host.txt;do echo $ip | awk -F"," '{print $1}';sshpass -p echo $ip | awk -F"," '{print $2}' ssh -o StrictHostKeyChecking=no root@$(echo $ip | awk -F"," '{print $1}') "free -h";done