NICE(1) BSD General Commands Manual NICE(1)NAMEnice — execute a command at a low scheduling priority
SYNOPSISnice [-number] command [arguments]
Nice runs command at a low priority. (Think of low and slow). If
-number is specified, and if it is greater than or equal to 10 (the
default), nice will execute command at that priority. The upper bound,
or lowest priority that nice will run a command is 20. The lower bounds
or higher priorities (integers less than 10) can only be requested by the
super-user. Negative numbers are expressed as --number.
The returned exit status is the exit value from the command executed by
SEE ALSOcsh(1), renice(8)HISTORY
A nice command appeared in Version 6 AT&T UNIX.
Nice is particular to sh(1). If you use csh(1), then commands executed
with ``&'' are automatically immune to hangup signals while in the back‐
Nice is built into csh(1) with a slightly different syntax than described
here. The form ‘nice +10’ nices to positive nice, and ‘nice -10’ can be
used by the super-user to give a process more of the processor.
4th Berkeley Distribution June 6, 1993 4th Berkeley Distribution