linux 查看占用端口并kill掉

主要可以使用ps  命令 或 netstat 命令

weihong@data1:~/jd_parser/jd_parser$ ps aux | head
USER       PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
root           0.0  0.0     ?        Ss    1月18   : /sbin/init
root           0.0  0.0            ?        S     1月18   : [kthreadd]
root           0.0  0.0            ?        S     1月18   : [ksoftirqd/]

weihong@data1:~/jd_parser/jd_parser$ netstat -tlnp | head
(Not all processes could be identified, non-owned process info
 will not be shown, you would have to be root to see it all.)
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address           Foreign Address         State       PID/Program name
tcp               0.0.0.0:            0.0.0.0:*               LISTEN      -
tcp               127.0.0.1:         0.0.0.0:*               LISTEN      -
tcp               127.0.0.1:          0.0.0.0:*               LISTEN      -
 
weihong@data1:~/jd_parser/jd_parser$ netstat -tlnp | grep
(Not all processes could be identified, non-owned process info
 will not be shown, you would have to be root to see it all.)
tcp               0.0.0.0:            0.0.0.0:*               LISTEN      /python
tcp6              :::                 :::*                    LISTEN      /python    
weihong@data1:~/jd_parser/jd_parser$ kill -