how to check process in linux code example

Example 1: show all processes linux

ps -aux | less

Example 2: check running process in linux

ps -aux 
# (print all processes owned by a user named "x")

Example 3: process in linux

$ ps –f

UID      PID  PPID C STIME    TTY        TIME CMD
52471     19     1 0 07:20    pts/1  00:00:00f     sh
52471     25    19 0 08:04    pts/1  00:00:00      ps -f