1、[root@node1~]# ansible-doc -l
[DEPRECATION WARNING]: docker is kept for backwards compatibility but usage is discouraged. The module documentation details page may explain more about this rationale..
This feature will be removed in
a future release. Deprecation warnings can be disabled by setting deprecation_warnings=False in ansible.cfg.
[ERROR]: unable to parse /usr/lib/python2.6/site-packages/ansible/modules/extras/cloud/misc/rhevm.py
ERROR! module rhevm has a documentation error formatting or is missing documentation
解決方法：
sed -i 's/^#deprecation_warnings = True/deprecation_warnings = False/' /etc/ansible/ansible.cfg
rm -f /usr/lib/python2.6/site-packages/ansible/modules/extras/cloud/misc/rhevm.py
2、[root@node1 ~]# ansible -i /root/iplist_all ip_all -m shell -a 'cat /etc/redhat-release'
The authenticity of host '[192.168.99.43]:22051 ([192.168.99.43]:22)' can't be established.
RSA key fingerprint is 5e:9d:5c:4c:e8:cd:6e:78:70:a2:04:1c:5f:6f:3a:1e.
Are you sure you want to continue connecting (yes/no)? The authenticity of host '[192.168.99.248]:22051 ([192.168.99.248]:22)' can't be established.
RSA key fingerprint is 64:d9:ef:67:6a:d5:37:ff:70:2f:06:d2:35:d1:6b:a2.
Are you sure you want to continue connecting (yes/no)? The authenticity of host '[192.168.99.247]:22051 ([192.168.99.247]:22)' can't be established.
解決方法：
sed -i 's/^#host_key_checking = False/host_key_checking = False/' /etc/ansible/ansible.cfg