Output from ps:
USER       PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
 root         1  0.0  0.0   2156   536 ?        Ss   Mar08   0:16 init [3]         
 root         2  0.0  0.0      0     0 ?        S<   Mar08   0:01 [migration/0]
 root         3  0.0  0.0      0     0 ?        RN   Mar08   0:00 [ksoftirqd/0]