Commands Used in This Chapter

The following list contains a summary of all the commands introduced in this chapter:

Command	Description
accept	Enables the printer to receive print requests.
at	Creates and manages at jobs.
cancel	Cancels a print request.
crontab	Creates and manages crontab jobs.
disable	Deactivates one or more printers.
dispadmin	Displays and changes process scheduler parameters.
enable	Activates a printer.
kill	Terminates or sends a signal to a process.
lp	Sends print jobs to a printer.
lpadmin	Printer administration command, used for configuration changes.
lpfilter	Sets up or changes filter parameters.
lpmove	Moves print requests from one location to another.
lpsched	Starts the LP print service scheduler.
lpstat	Shows the status of the LP print service.
lpshut	Stops the LP print service scheduler.
lpusers	Sets or changes the printing queue priorities.
nice	Changes the priority of a running process.
ps	Reports the status of active processes, including process ID, terminal name, execution time, and the command name.
pgrep	Finds active processes based on name or other attribute.
pkill	Sends a signal to a process.
priocntl	Manages process priorities, configures process classes, and displays information on the system's process scheduler.
prstat	Reports statistics of active processes. Sorts processes by CPU usage by default.
psrset	Creates and manages processor sets. Processor sets allow for the binding of specific processes to groups of processes, rather than a single processor.
ptree	Displays the process tree.
reject	Prevents the printer from receiving print requests.