Task:

• Check the PID of the process init

  ps uw -C init

  [root@lovely-linux /root]# ps uw -C init
  USER       PID %CPU %MEM   VSZ  RSS TTY      STAT START   TIME COMMAND
  root         1  0.0  0.1  1316  212 ?        S    Jun26   0:03 init [5]

• Check all processes owned by you

  ps uwx

• Check all processes owned by user "root"

  ps uwU root

• List all running processes

  ps uwr

  [root@lovely-linux /root]# ps uwr
  USER       PID %CPU %MEM   VSZ  RSS TTY      STAT START   TIME COMMAND
  root     13201  0.0  0.6  2732  844 pts/0    R    20:48   0:00 ps uwr

• Forest output

  ps auwx --forest | less