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ps
Purpose
Display status of processes (programs) running in the system.
Syntax
ps [options]
Options
Note that unlike other commands, ps options do not have a - prefix.a displays processes of other users.f displays a family tree of processes.j displays output using jobs format.l displays in long format, with many details for each process.m displays memory usage information for each process.u displays the user name and start time.x displays processes that are not associated with any terminal.
Description
The ps command displays the status of processes running in the system. Typing ps alone produces a list of processes you are running. To see a list of all processes in the system, type ps ax (or ps aux, if you want more details about each process).
