UNIX Basic commands: ps
The ps command displays active processes.
Syntax
The syntax for the ps command is:
ps [options]
Options
| Option | Description |
|---|---|
| -a | Displays all processes on a terminal, with the exception of group leaders. |
| -c | Displays scheduler data. |
| -d | Displays all processes with the exception of session leaders. |
| -e | Displays all processes. |
| -f | Displays a full listing. |
| -glist | Displays data for the list of group leader IDs. |
| -j | Displays the process group ID and session ID. |
| -l | Displays a long listing |
| -plist | Displays data for the list of process IDs. |
| -slist | Displays data for the list of session leader IDs. |
| -tlist | Displays data for the list of terminals. |
| -ulist | Displays data for the list of usernames. |
Example
ps -ef ps -aux
* Please note that there are many flavors of UNIX, so if in doubt, consult your man pages.
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