figure :
![](http://dl2.iteye.com/upload/attachment/0128/9916/4fd2f3e1-510d-3fab-b71b-a8a4ced8dbd4.png)
Whether it is to checkout out the git project directly in intelljj, or first git clone on the hard disk and then open/ through intelljj import, will be stuck in the picture above, and the java process will continue to occupy 100% of the cpu through the activity manager, and soon, the entire computer will be stuck.
In the end, it was found that switchhost must be configured as follows:
127.0.0.1 localhost
After configuring 127.0.0.1 localhost, the problem is solved, and the reason is unknown. Here is a reminder.