25.2.5 Print Commands
-a report whether print destinations are accepting requests
-c report names of all classes and their members
-d report the system default destination
-o report the status of output requests
-r report the status of the LP scheduler
-R report the position of the job in the queue
-s print a status summary, including scheduler status, default destination, classes and printer known to the service, etc.
-t report all status information (-s option plus the acceptance and idle/busy status of all the printers)
To report the status of the printers:
# lpstat -t
scheduler is running
system default destination: lp
system for lp: tardis
lp accepting requests since Tue Dec 22 11:10:02 EST 1992
printer lp is idle. enabled since Tue Dec 22 11:10:02 EST 1992. available.
So to check if the scheduler is running:
# lpstat -r
scheduler is running
With no options lpstat prints the status of all the user's print requests.