Solve the Error listen EADDRINUSE problem

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Problem description:hexo s The following error is reported during operation :

Problem analysis: The problem of port occupation means that this port number is occupied by other tasks in the background of our server, so we only need to find this background service, turn off this process and run it.

Specific operation:

1. Run to ps -aux|grep hexo| grep -v grepview background progress

2. Run the kill -9process number to kill the background process

3. Run again to ps -aux|grep hexo| grep -v grepsee if the process is killed, you can see that there is nothing in our background

4. Finally, run again hexo sto