ansible shell模块

[root@ftp:/root]
> ansible ansible01  -u root -k -m shell -a 'hostname'
SSH password: 
ansible01 | CHANGED | rc=0 >>
ansible01

[root@ftp:/root]
> ansible ansible01  -u root -k -m shell -a 'uptime'
SSH password: 
ansible01 | CHANGED | rc=0 >>
 16:11:53 up  2:49,  2 users,  load average: 0.00, 0.01, 0.05

[root@ftp:/root]
> ansible ansible01  -u root -k -m shell -a 'free -m'
SSH password: 
ansible01 | CHANGED | rc=0 >>
              total        used        free      shared  buff/cache   available
Mem:           1839         119        1259           8         460        1525
Swap:          1023           0        1023