Cannot lock storage /home/gao/hadoop/dfs/name. The directory is already locked

(都是自己在学习和开发中遇到的问题及解决办法，如有不当之处，欢迎指正)

在配置HA集群初始化时报“Cannot lock storage /home/gao/hadoop/dfs/name. The directory is already locked”错误，

这是因为文件被锁住了，文件不让访问，把锁删除就好。