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 -