displays a list of running processes by the current user in UNIX. "ps aux" displays ALL running processes.

lilo:(~)# ps --help

********* simple selection ********* ********* selection by list *********
-A all processes -C by command name
-N negate selection -G by real group ID (supports names)
-a all w/ tty except session leaders -U by real user ID (supports names)
-d all except session leaders -g by session leader OR by group name
-e all processes -p by process ID
T all processes on this terminal -s processes in the sessions given
a all w/ tty, including other users -t by tty
g all, even group leaders! -u by effective user ID (supports names)
r only running processes U processes for specified users
x processes w/o controlling ttys t by tty
*********** output format ********** *********** long options ***********
-o,o user-defined -f full --Group --User --pid --cols
-j,j job control s signal --group --user --sid --rows
-O,O preloaded -o v virtual memory --cumulative --format --deselect
-l,l long u user-oriented --sort --tty --forest --version
X registers --heading --no-heading
********* misc options *********
-V,V show version L list format codes f ASCII art forest
-m,m show threads S children in sum -y change -l format
-n,N set namelist file c true command name n numeric WCHAN,UID
-w,w wide output e show environment -H process heirarchy

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