ps aux seems to conveniently list all processes and their status and resource usage (Linux/BSD/MacOS), however I cannot comprehend the meaning of parameter
a = show processes for all users
By the way,
Historically, BSD and AT&T developed incompatible versions of
All (or nearly all) Linux distributions use the GNU
In the comments, you say you are using Apple MacOS (OSX, I presume). The OSX man page for
With the above switches you'll get output regarding your processes like above.