k8s tab出现错误，原因可能是没有装包

k8s tab出现错误，原因可能是没有装包

错误现象

错误现象：
kubectl c-bash: _get_comp_words_by_ref: command not found
loud-controller-man^C
解决方法如下：
 yum install bash-completion -y
ls   /usr/share/bash-completion/bash_completion
source /usr/share/bash-completion/bash_completion
source <(kubectl completion bash)