As mentioned, the sublimetext editing file is very stuck. It takes a few seconds to be displayed after typing. After deleting the .git folder, the editing is normal again.
The computer is equipped with Intel quad-core and 16g of memory, which should be enough.
Is there still something wrong with the configuration
I hope God can give me some advice, Baidu has no good advice
It may be that a large number of dependent files have been submitted to the warehouse, such as the node_modules directory, etc.