In windows/linux systems, the port is occupied. Solution for linux

In windows/linux systems, the port is occupied. Solution for linux

1. In windows, query the port occupation and clearing the port occupation programs
1. query the process ID occupied by the port
2. view the application corresponding to the port number
3. Terminate the process
2. in Linux, query the port occupation and clearing the port occupation program.
1. query the port usage and view the process information based on the port
2. view the executable program corresponding to the process according to the process number
3. view the dynamic link based on the executable program
4. obtain detailed information about the processes occupied by the port number.
5. query the process ID occupied by the port number.
6. One-time clearing of programs occupying port 80
7. Manually terminate the process

Killed 5014
If it cannot be terminated, it can be forcibly terminated.
Kill-9 5014
Lsof-I: 80